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Kiel, Germany | Neumünster, Germany | Hamburg, Germany
Senior Delphi developer for health software. Build and extend modules, analyze requirements, ensure quality. Bonus: C/C++ experience, SQL, Jira/Confluence. German fluency (C1) required.
Remote, Sweden
Backend Scala Engineer role building scalable AdTech systems using Scala, PostgreSQL, Redis, Docker, Kubernetes, and AWS. Strong focus on performance, automation, and remote-first flexibility.
Singapore | Remote
OCaml backend developer role managing 25PB+ of live data. Tackle distributed systems, OS internals, and full component lifecycle. Strong systems knowledge and pragmatic coding mindset essential.
Niort, France
Delphi developer role maintaining and evolving ERP solutions for the auto parts sector. Delphi, SQL Server, GitLab required. Focus on clean code, unit testing, and documentation.
Potsdam, Germany
Big Data Scala Engineer role in a cross-functional Scrum team building a high-performance analytics platform with Scala, Spark, Kafka, Cassandra, and PostgreSQL. Requires fluent German.
Costa Mesa, CA, USA
Embedded Haskell developer building high-performance RF systems for electronic warfare. Work spans numerical DSP, hardware/software integration, and Lattice OS. Requires TS/SCI clearance eligibility. Bonus: Rust, FPGAs, Nix. $140K-$252K.
Nantes, France
Cobol developer role for a bank. Focus on production deployment, support, and documentation.
London, England, UK
Backend role building high-performance Rust services for real-time financial data. Requires experience with distributed systems, stream processing (Kafka, Flink), and cloud infrastructure (AWS). JVM or database experience also welcome.
Sydney, NSW, Australia
Mid-level engineer with 3-5 years of experience to develop and deploy new features for an event marketing platform. This is an opportunity to learn functional programming and Clojure.
Sydney, NSW, Australia
Design, develop, and deploy features for a CRM & marketing platform. Ideal for senior engineers who want to transition to a Clojure tech stack.
Salzburg, Austria
The role involves building and maintaining banking software in Cobol and Java. Involves full lifecycle work, quality assurance, and customer support collaboration.
Cedar Rapids, IA, USA
Developing embedded software for real-time GPS products. Must have a Secret clearance and experience with C, C++, or Ada.
Collingwood, Australia
Haskell Developer role building and evolving a bespoke e-commerce platform. Strong FP skills required; Nix, AWS, and Ruby on Rails experience a plus.
Minden, Germany
Delphi Developer role modernizing ERP software for the automotive sector. Focus on interface development, SQL, and complex process modeling.
Chicago, IL, USA
Remote Haskell engineer role at Bitnomial building APIs and distributed trading systems. Requires Haskell, Postgres, Linux, REST, and crypto interest. Bonus: AWS, Terraform, finance experience. $150K-$210K.
Rheine, Germany
Delphi and C# Developer role enhancing a desktop ERP system for the trades sector. Entry-level friendly.
Bucharest, Romania
AS400 developer role using COBOL, CLP, and DB2. Involves feature development, maintenance, and Agile collaboration. MQ, schedulers, and leasing product knowledge a plus. English required; Italian a bonus.
Oklahoma City, OK, USA
Develop real-time simulation software at the Tinker AFB team. Seeking an engineer with C++, C, or Ada experience to modernize B-1B systems.
Melbourne, Australia
Senior Full-Stack Developer role at a global EdTech, owning features end-to-end using Elixir, React, TypeScript, GraphQL, and PostgreSQL.
New York, NY, USA | Seattle, WA, USA | San Francisco, CA, USA
Formal methods engineer role building automated verification tools for smart contracts. Requires experience with model checking, SAT/SMT solving, and programming language theory.
Oberessendorf, Germany | Erlangen, Germany | Idstein, Germany | St. Wolfgang, Germany | Martinsried, Germany | Koblenz, Germany
Delphi Developer role building and optimizing rehab clinic software in an agile team. Delphi 11 experience preferred. German required.
Solna, Sweden
System developer role using Dyalog/APL to enhance critical healthcare systems. Ideal for experienced functional programmers (Python, Haskell, MATLAB) eager to learn APL and build robust, array-oriented solutions.
São Paulo, Brazil
Senior Rust Engineer building AI-enhanced, blockchain-based credit card systems. Focus on performance, scalability, and real-time transaction processing. Remote role using Rust microservices to redefine fintech infrastructure with AI integration.
Remote, Spain
Backend Scala role building APIs for a multi-tenant eCommerce platform. Functional programming, async I/O, and JVM experience required. GraphQL and MongoDB are a plus.
Valencia, Spain
Scala Engineer role building scalable, multi-tenant APIs for a modern eCommerce platform. Focus on functional programming, REST APIs, and asynchronous systems.
Toronto, Canada | Fort Lauderdale, FL, USA
Full-time Delphi developer role building backend healthcare systems on the Connexall platform. Requires SDLC experience, SQL proficiency, and strong integration skills. .NET exposure a plus.
Cordova, IL | Warrenville, IL
Senior simulation engineer role building and enhancing nuclear control room simulators. Requires FORTRAN/C, Visual Studio, GIT, and modeling tools. $121K-$135K salary + bonus.
London, England, UK
Senior role using Haskell, TypeScript, and Python across frontend/backend. Focus on new product development, domain modelling, and concrete data systems. Involves mentoring, tech leadership, and customer-facing work. £95-110K.
Mödling, Austria
C# role with strong ties to legacy Delphi; expect hands-on work in both. Help evolve a bespoke accounting system. MS SQL-heavy. German required.
Strasbourg
Full stack developer role working on internal insurance platforms using COBOL and C#. Ideal for early-career developers. Focus on security, maintainability, and collaborative development practices.
Toulouse, France
Office-based senior Rust role developing secure satellite-ground comms software (ARCA SATLINK). Focus on cryptography and space systems. Requires strong Rust, Git, Docker; cryptography or embedded background is a plus.
Burnaby, Canada
This role is for a physicist to characterize, calibrate, and improve superconducting quantum processors. Work on a variety of problems, including noise reduction and device performance.
Zürich, Switzerland
Principal ML engineer role leading certified AI avionics development. Focus on visual traffic detection, deep learning, and CV using Rust, Python, and C++. Strong research and system design responsibilities.
Singapore
Mid-senior kdb+ developer role building and maintaining financial time series applications. Requires 3+ years’ experience, SDLC knowledge, and strong client-facing skills. Python, cloud, and leadership experience are desirable.
Belfast, Northern Ireland, UK
Senior kdb+ developer role leading technical teams and defining architectures for financial time series solutions. Requires 5+ years’ experience, Unix/Linux skills, and capital markets background. Cloud, Python, and leadership experience are a plus.
London, England, UK
Lead architecture, development, and delivery of time series solutions in capital markets. Requires 5+ years’ kdb+, Linux, stakeholder engagement, and technical leadership. Python/cloud a plus.
Toronto, Canada
Senior kdb+ developer role leading architecture and delivery of financial time series systems. Requires 5+ years’ experience, Unix/Linux skills, and capital markets expertise. Cloud, Python, and leadership experience are advantageous.
Toronto, Canada
Associate kdb+ developer role supporting financial time series apps. Requires 1+ years’ experience, SDLC knowledge, and strong analytical and client-facing skills. Python, cloud, and capital markets experience are beneficial.
New York City, NY, USA
Entry-level kdb+ developer role working on time series data apps for finance clients. Requires 1+ years’ experience, SDLC familiarity, and strong analytical skills. Python, cloud, and capital markets exposure are advantageous.
Belfast, Northern Ireland, UK
Mid-senior kdb+ developer role supporting financial data applications. Requires 3+ years’ experience, SDLC understanding, and strong client interaction. Bonus for Python, cloud, or prior capital markets exposure. Mentorship responsibilities included.
Hong Kong SAR
Mid-senior kdb+ developer role focused on building and maintaining time series data apps for financial clients. Requires 2+ years' experience, SDLC knowledge, and strong problem-solving. Python, cloud, and capital markets exposure a plus.
Paris, France
Senior Data Engineer role building high-volume Spark-based pipelines using Scala, Java, Python, and Flink. Power mission-critical revenue systems processing trillions of events.
Florianópolis, Brazil
Remote F# developer role focused on functional programming for MLOps tooling. Open to junior through senior levels with experience in F#, OCaml, Haskell, or similar.
Remote, USA
Senior frontend role using Elm to build developer tools for voice AI APIs (STT, TTS, STS). Fully remote, functional programming focus. Salary $135K-$190K plus equity and 10% bonus.
Berlin, Germany
Lead Scala role driving a strategic data platform. Stack includes Scala, Spark, Java/Kotlin, BigQuery, GCS, Kafka, Terraform.
Frankfurt, Germany | Düsseldorf, Germany
Senior COBOL developer role in hybrid mainframe/Microservices environment. Focus on securities processing (Order, Settlement, Transfers) on DB2-based WP2 platform. German required.
Frankfurt, Germany
COBOL developer role modernizing mainframe-based banking apps (WP2 platform) for DZ Bank. COBOL, Java/Angular, Microservices, and German (C1) required. Agile experience preferred.
Berlin, Germany
Senior Elixir engineer role focused on building and maintaining core APIs for global travel ticketing. Requires 3+ years Elixir experience, TDD, microservices, CI/CD, and API integration. GCP, Kubernetes, and mentoring experience are a plus.
Marseille, France
The role involves maintaining and evolving complex business software (EDT). Focus on UI, DB modeling, bug fixes, and refactoring. Strong OOP, algorithmic, and DB skills required; Delphi experience preferred.
London, England, UK
Elixir product engineer role building healthcare tools with Phoenix and LiveView. Full-stack development, SQL optimization, CI/CD, and infrastructure in a small, agile team. Focus on UK primary care systems with hybrid flexibility.
Stockholm, Sweden
Build robust, concurrent, and fault-tolerant systems using Erlang + OTP. The project requires extensive experience with AWS, Postgres, and Kafka, with a start date of ASAP for a 10-12 month duration.
Remote, Germany
Senior Data Engineer role building scalable Azure and Databricks pipelines using Scala, Python, SQL, and Spark. Focus on analytics-ready data, DataOps practices, and platform collaboration. Remote-first within Germany with strong flexibility.
Atlanta, GA, USA
Senior Scala Engineer role developing scalable microservices for risk verification at a fast-growing startup. Involves SQL/NoSQL, cloud-native apps, and cross-functional collaboration.
Krakòw, Poland | Atlanta, GA, USA
Scala Software Engineer role developing scalable microservices for risk verification. Requires 1–2 years’ Scala experience, solid coding practices, and problem-solving skills.
Warsaw, Poland
Backend Scala role using Cats, Cats Effect, Tagless Final, and Kubernetes. Build and maintain FP-based game systems in a JVM environment. Emphasis on testability, performance, and modern deployment practices.
Barcelona, Spain
Entry-level Scala role with mentorship. Great for recent grads with JVM exposure and strong problem-solving skills. Monthly travel to Barcelona required first 6 months. Agile experience and Git a plus.
Remote, Europe
Senior Scala developer role focused on microservices, Play Framework, Akka, and PostgreSQL. Heavy XP practices, functional programming, and CI/CD. Help build and mentor a remote-first team delivering complex integration features.
Lausanne, Switzerland | Remote, EU | Remote, UK
Clojure-focused role building internal tooling and infrastructure at a European cloud provider. Work on Kubernetes orchestration, distributed systems, and Go-based OSS tools. Functional programming and Linux experience required.
Pune, India
Senior Scala Developer role at EY GDS focusing on high-volume Spark-based data pipelines in Scala. Involves performance optimization, NoSQL (Cassandra), Databricks, and CI/CD with Azure DevOps. Strong testing and Agile practices required.
Atlanta, GA, USA
Clojure/ClojureScript developer role at a mission-driven company supporting nonprofits. Build and maintain APIs, integrations, and frontend apps. Requires functional programming experience. Salary $140K-$180K + benefits.
Los Angeles, CA, USA
Senior Rust Engineer role architecting real-time control, data, and geometry systems for automated 3D printing. Requires 5+ years' experience, Linux proficiency. On-site in LA, $140K-$250K salary with strong equity and benefits.
Los Angeles, CA, USA
On-site Rust Engineer role developing real-time control, data, and geometry systems for autonomous metal 3D printing. Requires Rust, Linux, CI/CD experience. $100K-$145K salary with strong benefits and stock options.
London, England, UK
Software engineer role building high-performance systems for petabyte-scale data and trading infrastructure. C#, Python, or C++ experience ideal.
Portland, OR, USA | Arlington, VA, USA | Dayton, OH, USA | Minneapolis, MN, USA
The role entails verifying safety-critical systems using formal methods. Requires strong PL theory background, functional programming skills, and software engineering experience. Secret clearance eligibility needed; hybrid work in multiple U.S. locations.
Remote, Latin America
Clojure role building a distributed expert system for mortgage automation using Clara Rules, AWS, and Svelte. Functional programming focus with microservices, Step Functions, and Terraform. Fintech or AI experience a plus.
Grand Rapids, MI, USA
Position focused on developing real-time systems for avionics and mission-critical hardware. The role requires 5+ years of experience and expertise in C, C++, or Ada, along with a DoD Secret clearance.
Montréal, Canada
Full-time .NET developer (C#/F#). Build frontend and backend for scalable enterprise systems across domains like cloud, video, or access control. All experience levels welcome. Uses Visual Studio, .NET, F#.
Blaringhem, France
Developer-Analyst role maintaining and developing internal apps using WinDev, Delphi, Oracle, and SQL. Strong focus on analysis, integration, and operational continuity.
Stuttgart, Germany
Haskell developer role in a collaborative, model-driven team using GHCJS, optics, and optionally FRP or CouchDB. Emphasis on simplicity, creative problem-solving, and long-term growth. Welcomes non-traditional backgrounds with strong Haskell interest.
Santa Clara, CA, USA
Senior role building data management tools for electricity markets. Requires power systems expertise, Linux, and Fortran or C/C++, with strong emphasis on optimization, dispatch, and numerical analysis.
Madrid, Spain
Simulation-heavy power systems role. You'll run studies using PSCAD, RTDS, PowerFactory; script in Python/MATLAB; and ideally tweak legacy Fortran/DSL models for HVDC, FACTS, or wind farms.
Munich, Germany | Bottighofen, Switzerland
Scala Software Engineer role developing reactive microservices with Scala and tapir in a high-traffic travel platform. Functional programming, SQL/NoSQL, Kafka, and microservices experience valued.
Phoenix, AZ, USA
Develop flight simulation and FMS applications. Requires expertise in C/C++, C#, Python, or Ada.
Cologne, Germany
Delphi Developer role enhancing software for the chimney sweep sector. Agile team (Scrum), test-driven development, REST, SQL, optional C#. Entry-level friendly.
London, England, UK | Palo Alto, CA, USA
Senior Software Engineer role building an ultra-low latency, real-time engine for distributed energy assets. Requires deep Scala/Java expertise, performance engineering mastery, and systems-level thinking.
Austin, TX, USA
On-site OCaml engineer for Imandra’s automated reasoning tools. Work spans backend, ReasonML UIs, GCP/K8s infra, and formal verification. Bonus: Haskell, open-source, theorem proving.
London, England, UK
OCaml-focused role building Imandra’s cloud-based automated reasoning tools. Full-stack options: backend (PostgreSQL, Redis), frontend (ReasonML, webgl), infra (GCP, K8s), formal verification.
Bogotá, Colombia
Junior COBOL role with 6-12 months' experience in COBOL, JCL, DB2, SQL. Banking sector focus. Exposure to tools like CHANGEMAN, CONTROL-M, CICS, TSO, VSAM, and Agile methodologies required.
Remote
Remote senior Rust role building real-time cloud data infrastructure with Fluvio. Involves Rust async, Kubernetes, WebAssembly, and AWS. Requires 2+ years Rust, strong Linux/networking, and distributed systems experience.
Budapest, Hungary
Remote F# web developer role focused on full-stack projects using ASP.NET Core and WebSharper. Requires solid grasp of sitelets, pagelets, and proxying. All experience levels welcome.
London, England, UK
You'll lead modernization efforts on a managed accounts platform by building, refactoring, and improving the Dyalog APL codebase that supports core financial workflows.
London, England, UK
You'll work on a managed accounts platform, focusing on the development and maintenance of Dyalog APL components and assisting with refactoring and performance tuning.
Karnataka, India
You'll use your debugging skills to analyze, program, and support software with APL, while also working on defect fixes and tools development.
Remote, USA
You'll lead modernization efforts on a managed accounts platform, building, refactoring, and improving the Dyalog APL codebase that supports core financial workflows.
Assago, Italy | Rome, Italy
Cobol/CICS/DB2 developer role in banking software. Full SDLC, cloud transition projects, 3-5 years’ experience required. Strong RDBMS, OOP, English skills essential.
Neukirchen am Walde, Austria | Linz, Austria | Eidenberg, Austria
Delphi Developer role for control and visualization software in automated handling systems. Full stack from hardware control to GUI. Salary €45-70k depending on experience.
New York City, NY, USA
Software engineer role using OCaml and Python to build trading and research systems. Requires strong programming skills and collaborative mindset; no finance or FP experience needed.
New York, NY, USA
Work on OCaml language design, optimization, and tooling. Focus on compiler performance, new language features, and open-source contributions. Requires experience in industrial-strength language implementation. No OCaml background needed.
Tokyo, Japan
Senior KDB+/q role owning the full tick stack for Jefferies’ Asia market data platform. Requires 5+ years’ experience, real-time analytics, Linux, CI/CD, and Grafana. Cloud, Python, and JavaScript are a plus.
London, England, UK
Senior KDB+/q lead role at JPMorgan in London overseeing real-time market data platforms. Requires 7+ years KDB experience, system design, and leadership. AWS, Terraform, and multi-language skills (Python/C++) are a plus.
Bangalore, India
SDE (Functional Programming) using Haskell/Purescript to build high-scale payments systems. Focus on backend APIs, intelligent data-driven ops, and resilient multi-DC infrastructure.
Torrance, CA, USA
Rust developer role building real-time, fault-tolerant flight software for high-power spacecraft. Tackle embedded systems, state machines, and Linux-based control apps. Mission-critical work in a fast-paced, space hardware startup.
Remote
Head of Engineering role leading Rust-based trading system development for a crypto market maker. Drive high-performance, low-latency architecture across remote teams. Emphasis on scalability, team growth, and cross-functional collaboration.
Stockholm, Sweden | Warsaw, Poland
Senior Erlang Engineer role focused on OTP, AWS, Postgres, and Kafka in a high-scale payment systems context. Elixir and Python a plus. Hybrid position with leadership, problem-solving, and system design responsibilities.
Various locations, Germany
Senior software developer role building distributed .NET systems in C#/F#. Focus on cloud (Azure), DevOps, testing, and UI/UX (Angular, ASP.NET).
Chantilly, VA, USA
Research scientist role developing novel static analysis tools to discover software vulnerabilities. Requires expertise in type systems or model checking, and experience with functional languages. TS clearance eligibility needed.
San Diego, CA, USA
Senior Software Engineer using functional programming to build high-assurance systems for DARPA and OT/IT applications. $104K-$189K.
Dortmund, Germany
Full-time Elixir role developing scalable cloud systems for the energy sector. Requires Elixir/Erlang, messaging (AMQP/MQTT), and cloud experience.
Bristol, England, UK
Embedded software engineer role using Ada for real-time systems in aerospace. Work cross-functionally on critical applications with VxWorks/Linux. Emphasis on modular design, DO-178C standards, and professional growth.
Edinburgh, Scotland, UK | Newcastle upon Tyne, England, UK
Ada software engineer role developing radar systems for the Eurofighter Typhoon. Requires strong Ada experience and full SDLC knowledge. Aerospace/Defence experience and security clearance eligibility essential.
Grand Prairie, TX, USA
An Embedded Software Engineer for low-level development on missile software. The role requires an active Secret clearance and expertise in Ada, C, C++, and RTOS.
Huntsville, AL, USA
Software engineer for missile defense systems. Requires 5 years of experience and an active Secret clearance. Must be proficient in Ada, C++, or Java with a focus on code modernization.
Paris, France
Lokad is hiring remote software engineers to tackle supply chain optimization via F#/C#/TypeScript on .NET. Roles span compiler design, event sourcing, distributed systems, ML, solvers, dashboarding, and API integrations.
Amsterdam, Netherlands
Junior Scala backend role using akka-http, Play JSON, Tapir, and PostgreSQL. Build APIs, support integrations, and deploy via Kubernetes. Would suit early-career developers.
Konstanz, Germany
Senior ML/NLP Developer role improving email automation pipelines using Scala, ML, and NLP. Bonus for Spark and DB experience. On-site in Konstanz, 70–100% workload, small startup environment.
Stevenage, England, UK
Senior software engineer for test systems. Develop C/C++/Ada code for mission-critical validation tools. UK citizenship required. £40K-£75K.
Freiburg im Breisgau, Germany
Haskell engineer role designing backend/frontend systems with STM, Conduits, and reactive data processing. Build distributed algorithms for real-time sync across devices. Emphasis on functional purity, profiling, and production delivery.
Remote
Remote engineering manager role leading cross-functional teams. Requires frontend (React/TypeScript) or Clojure background, strong product sense, and 2+ years management experience. Focus on async collaboration, iteration speed, and team growth.
Remote
Remote backend engineer working in Clojure/JavaScript. Build major features and tackle complex backend problems. CS background required. Bonus: JDBC, JVM tuning, ML, or big data experience.
Hong Kong SAR
Senior Kdb+ engineer role in Hong Kong building real-time market data infrastructure. Requires 5+ years' experience with Kdb+/Q, large financial datasets, and Unix/Linux; C++ and Python a plus. Focus on scalability, performance, and integration.
London, England, UK
Senior KDB+ developer role building real-time equities P&L and risk platforms. Requires 7+ years' experience with KDB+/q on Linux, data feed handlers, and integration with C/C++/Python. High-visibility, latency-critical systems.
Bangalore, India
Backend KDB+ developer role supporting real-time P&L and risk platforms. Requires 4+ years’ q development on Linux, data feed handling, and integration with C/C++/Python. Financial markets interest and scalable system experience preferred.
Barendrecht, Netherlands
Delphi Software Engineer role developing and maintaining client systems. Involves spec writing, coding, testing, deployment, and support. Dutch required. 2+ years' Delphi experience needed.
Amsterdam, Netherlands
Full-stack engineer role building real-time Rust and TypeScript systems for autonomous construction robots. Involves control software, 3D transformations, and web-based monitoring tools. Robotics experience not required but a plus.
Bogotá, Colombia
Senior backend role using Clojure (training provided), Kafka, AWS, Kubernetes, and Datomic to build large-scale distributed microservices in a functional, event-driven architecture.
Shanghai, China | Beijing, China | Shenzhen, China
Senior AI DevTech role optimizing LLM training/inference on GPUs using CUDA, NCCL, and related tools. Contribute to frameworks like Megatron and vLLM. Requires C/C++ and deep parallel programming expertise. Some travel involved.
Seoul, South Korea
A senior-level role focusing on NvIPC development for safety-critical automotive systems. Requires 5+ years of experience in real-time embedded systems, and skills in C/C++ or Ada/SPARK.
Paris, France
R&D engineer role focused on OCaml (and Rust) for advanced software design, functional programming, and tooling. Includes mentoring, architecture, and client-facing work. €50-65K.
Remote, USA
Senior backend role on the Journeys team using Rust, Go, and Ruby to build scalable, multi-channel customer engagement systems. Requires 6+ years’ experience, distributed systems expertise, and strong API and data modeling skills.
Remote, USA
Staff full-stack role on the SMS team using Rust, TypeScript, Ruby, and React to build scalable messaging systems. Requires 8+ years’ experience, strong API design, and distributed systems skills. Kafka and Kubernetes are a plus.
Husum, Germany
Delphi Developer role maintaining and evolving audiology software, with C# work and backend integration. German required.
Niort, France
Consultant Data Engineer role in Niort designing and optimizing data pipelines using Scala, Spark, Kubernetes, and Big Data tools. Focus on distributed processing, CI/CD, and client consulting.
Ghent, Belgium
Hybrid full stack Rust role building autonomous rail systems. Involves Rust, C/C++, Python, CI/CD, real-time data, and sensor fusion. Industrial systems or video streaming a plus.
Remote, USA
Remote OS and virtualization engineer role working on Helios (C, illumos) and Propolis (Rust VMM). Involves hardware interfaces, kernel work, and hypervisor development. Flat salary: $207,264.
Bucharest, Romania
Senior Elixir role building agent-based SaaS for IT management. Stack includes Elixir, TypeScript, PostgreSQL, GCP. Focus on backend features, CI/CD, and scalable systems.
Cardiff, Wales, UK
Software engineer role developing embedded safety-critical systems for avionics and submarines. C/C++, RTOS, or Ada experience preferred. Work on DO-178 compliant software.
Tokyo, Japan
Full-remote backend engineer role using Common Lisp (SBCL) for Pokepay’s fintech service. Requires 3+ years backend experience, AWS skills, and DB knowledge. Bonus: OSS workflow, frontend familiarity, production AWS use.
London, England, UK | Milan, Italy
Backend Elixir Engineer shaping scalable insurance platforms. Build reusable microservices with Elixir/Rust, event-driven architecture, and DDD.
London, England, UK
Lead Scala Engineer role building distributed microservices with Scala, Cats, Pekko, and CQRS. Focus on fraud and data intelligence. Strong FP practices, DevOps exposure, and hybrid setup. GCP and mentoring experience a plus.
Aachen, Germany
Full-time Delphi/SQL developer role maintaining and extending software products. Involves planning, development, testing, customer communication. German required.
Remote
Fully remote senior backend role building Elixir/Phoenix APIs for a global HR platform. Requires Elixir, Postgres, CI/CD. Nice-to-haves: Docker, Kubernetes, AWS. Salary: $51K-$116K.
Tewksbury, MA, USA
Senior Software Engineer to develop complex systems using Ada. Requires 5+ years of experience, an active Secret clearance, and Unix/Linux expertise.
Tewksbury, MA, USA
Principal Software Engineer to develop complex systems using Ada. Requires 8+ years of experience, an active Secret clearance, and Unix/Linux expertise.
Tewksbury, MA, USA
Tackle mission-critical challenges. Seeking an Ada Software Engineer to develop complex systems. Requires an active Secret clearance and experience with Unix/Linux.
East Hartford, CT, USA
Principal Software Engineer for real-time embedded systems at Pratt & Whitney. Requires 8+ years of experience and expertise in C, Ada, or assembly language. U.S. citizenship is required.
Worms, Germany
Full-stack Delphi role modernizing e-health apps and migrating to web-based architecture. Entry-level friendly. Focus on quality assurance systems for hospitals.
Schwäbisch Hall, Germany
Delphi Developer role enhancing MES software and building third-party integrations. Strong Delphi and SQL skills required. Includes GUI work and customer-specific projects.
Remote
Senior Roblox developer contract role crafting immersive cross-platform experiences using Luau, Roblox Studio, and MemoryStoreService. Strong OOP, backend, and UI/UX skills required.
Remote, Europe
Remote Clojure role building tools for safe, rapid AI/healthcare software certification. Full-time, equity offered, £60K-£110K. Bonus: full-stack or health tech experience.
Remote, USA
Remote senior role enhancing Semgrep's static analysis engine. Requires 4+ years in software development (3+ in static analysis), functional language experience. Focus on performance, language support, and security tooling. $176K-207K.
Remote
Senior Haskell engineer pool for future roles. Work on complex FP projects with ReaderT, StateT, mtl, Template Haskell, QuickCheck, Cabal/Stack. Bonus: Rust, cryptography, parsers. Async hiring via test + interview.
Remote, USA | Remote, British Columbia, Canada | Remote, Calgary, Canada | Remote, Toronto, Canada
A remote Senior Software Engineer role building scalable, robust systems for a fleet of delivery robots using Elixir. The position requires a focus on performance, reliability, and architecting distributed systems.
Remote, USA | Remote, Calgary, Canada | Remote, Toronto, Canada
Build internal tools and services for a fleet of delivery robots using Python, Elixir, and Typescript. The position requires a focus on improving developer workflows, automation, and continuous delivery with a minimum of 5 years of experience.
Chatillon, France
Develop embedded software for automated metro systems. This role requires 2+ years of experience in a constrained industrial environment. Ada and formal methods (B) are key assets.
Warsaw, Poland
A C# and APL developer role focused on debugging, coding fixes, and investigating system performance issues.
Warsaw, Poland
A C# and APL developer role focused on full-stack development and testing. You will work on new features and support enterprise products within a scrum team.
Geldern, German
Delphi developer for in-house ultrasound testing software. Full-time role includes maintenance, new features, DB integration (SQL). German required.
Cairo, Egypt
Entry-level Elixir role for recent CS graduates. Requires functional programming or Ruby experience. Join a global IoT platform team focused on smart energy (EVs, heat pumps). Includes Elixir training and growth path.
London, England, UK
Senior Data Engineer role building scalable data platforms using Databricks, Spark, Python, AWS, and SQL. Key focus on automation, architecture, and pipeline design. Includes mentoring and technical ownership.
West Coast, USA
Mid-level Roblox Developer (Lua) role building immersive music games. Requires shipped titles, CI/CD experience, and cross-timezone collaboration. Contract, remote-first with a focus on player-driven features and game economy balancing.
Mannheim, Germany
Lead Delphi Engineer role developing and evolving MES/PLS systems for industrial automation. Involves system porting, team leadership, and international travel. Delphi/C# experience required.
Warsaw, Poland
Quantitative Developer role using Haskell (and in-house variant Mu) to build real-time pricing, risk, and analytics tools. Involves architecture, devops, and close collaboration with traders.
Sydney, Australia | San Francisco, CA, USA
Elixir engineer role building fault-tolerant, distributed control systems for AI infrastructure. OTP, event-driven architecture, PostgreSQL, and multi-cloud integration.
Remote, US | Remote, EU
Rust backend engineer role building high-performance message delivery systems. Production Rust experience required. Focus on developer experience, scale, and stability.
Paris, France | Bordeaux, France | Barcelona, Spain
Senior Scala Engineer role designing and scaling a reactive API-driven banking platform. Tech stack includes Scala, Kafka, GraphQL, PostgreSQL, and K8s.
Seattle, WA, USA | Northern California, USA | Israel
Principal Julia engineer role leading AI and LLM system design with a focus on performance, scalability, and integration. Requires strong math/physics background, Julia expertise, and experience with ML, distributed systems, and RAG.
San Francisco, CA, USA
Senior Rust Engineer role turning ML research prototypes into production systems. Requires 5+ years' experience, Rust/Python skills, and full-stack execution ownership. On-site, high-impact work bridging AI research and product.
Remote, USA
Remote senior role building a high-performance Solana validator client in Zig, based on Rust Agave code. Requires 3+ years Rust experience; Zig/C/C++ a plus. Involves low-level performance optimization and open-source collaboration.
Dubai, UAE
Rust engineer role building high-performance Web3 backend services for Solana RPC infrastructure. Requires 3+ years Rust experience. Bonus: Go, AWS/GCP, Kubernetes, PostgreSQL.
Paris, France
Senior Ada engineer role developing embedded real-time systems for critical sectors like rail and energy. Requires expertise in Ada 95/2005/2012, Ravenscar or ZFP profiles, and familiarity with safety standards.
Aix-en-Provence, France | Paris, France
Real-time software engineer (Ada/C/C++) for critical embedded systems in rail, energy, or industry. Full-cycle dev from spec to validation.
The Hague
Medior role in The Hague bridging scientific modeling and software for naval signature prediction. Requires C++, Python, MATLAB, Fortran, and parallel computing. Experience with Docker, GPUs, and bilingual fluency (EN/NL) preferred.
Remote, Europe | Remote, Africa
Senior backend role focused on scaling a developer-facing platform. Requires Elixir experience, strong API design, and fluency in multiple languages. Bonus for frontend skills.
Duisburg, Germany
Backend developer role working on IBM mainframe systems using COBOL, SQL, and JCL. Involves DB2 optimization, batch processing (TWS/OPC), and international project collaboration.
São Paulo, Brazil | San Francisco, CA, USA
Data scientist role applying advanced statistical and ML models to spatial environmental data. Requires strong programming skills, PhD-level expertise, and experience with large-scale carbon, climate, or remote sensing datasets.
Saarbrücken, Germany
Senior Backend Developer role building distributed microservices in Scala with Akka, RabbitMQ, PostgreSQL, and Elasticsearch. Focus on DDD, CQRS, Event Sourcing. Contribute to scalable test automation platform.
Rungis, France
On-site Ada developer for air and missile defense systems. Agile team, object-oriented development, mission-critical software. Aerospace/security focus. Must qualify for national defense clearance. Ada experience preferred.
Eutin, Germany
Delphi Developer role enhancing a custom ERP system for the wood industry. Includes project work, SQL Server, occasional client visits.
Aarhus, Denmark
Experienced Elixir developer to build a new product in an agile team. Strong BEAM expertise, broad software knowledge, and input on architecture and security expected. Collaborative environment with mentorship, tech talks, and regular hack days.
Denver, CO, USA | Colorado Sprints, CO, USA | Long Beach, CA, USA | Washington, D.C., USA
Senior Elixir role building distributed ground control software for satellites. Functional programming background required. $155K-225K. US citizenship required (ITAR).
Frankfurt, Germany | Potsdam, Germany
Senior backend role using Ruby (Rails) and Clojure in a greenfield project focused on dynamic forms and contracts. Functional programming experience valued. Involves full SDLC, cloud ops, and optional frontend work.
London, England, UK
Backend product engineer role building APIs and scaling AI infrastructure for multimodal GenAI workflows. Uses functional programming, AWS, Terraform, Docker. £90K-£160K.
London, England, UK
Backend product engineer role using Elixir, Postgres, RabbitMQ, and Docker to build scalable AI data labeling infrastructure. Focus on model integration, orchestration, and system performance. £80K-£130K.
Porvorim, Goa, India
Join a travel tech team building a next-gen Haskell platform alongside a mature Rails/AngularJS stack. Requires FP experience, web development background, and willingness to work full stack.
Warsaw, Poland
A role for a developer with 5+ years of experience to develop and redesign a B2B financial platform. The tech stack includes F#, C#, .NET, Angular, and Kafka.
Paris, France | Warsaw, Poland
Lead a product team, with responsibilities for both hands-on development and team management, using a tech stack that includes F#, .NET, Angular, and Kafka.
Dublin, Ireland
kdb+ engineer role focused on large-scale data capture and analytics. Requires 3–5 years’ kdb+ experience, with bonus points for Python, Java, C++, or Linux skills.
Zurich, Switzerland
Full-stack F# engineer role focused on financial well-being tools using Fable, React, Giraffe, and Elmish. Involves architecture, UI/UX, APIs, or financial modeling. Requires 2+ years’ experience and interest in functional programming.
Gothenburg, Sweden
Senior web developer role using Elm (no prior experience required). Strong JS/ES6 skills and 3+ years FP experience expected. Focus on custom frontend solutions and functional design.
Warsaw, Poland
Senior Software Engineer driving healthcare engagement platform. Build scalable features, APIs, and secure services with a strong FP focus. Collaborate across backend, mobile, and data teams.
Zwingenberg, Germany
Delphi Software Engineer role developing and maintaining PC-based production tools for level measurement devices. Involves OOP design, documentation, and external coordination. Strong German and English required.
Boston, MA, USA
Junior Software Engineer (1-3 yrs) building Elixir/Phoenix backend services for a youth sports media and e-commerce platform. Hands-on API integration, testing, and mentorship from senior engineers.
Cape Town, South Africa
Lead Clojure developer role owning architecture for a unified omnichannel retail platform. Functional programming, AWS, Docker, Kafka, and CI/CD. Hands-on leadership in performance, observability, and mentoring within a remote-friendly team.
Paris, France | Remote, France
Remote Rust engineer role building high-performance cryptographic libraries for homomorphic encryption. Requires strong Rust skills; experience with OCaml, Haskell, Scala, or C++ is a plus.
Vienna, Austria
Senior Software Engineer role using F#, Azure, NoSQL/SQL in a fully developer-owned environment. Tackle full-stack, DevOps, and infra automation. €90K salary.
Remote
Remote Rust engineer role building Zed’s high-performance code editor or AI features. Involves systems-level Rust, custom UI (GPUI), and cross-platform desktop development. Strong product sense, pair programming, and full-stack flexibility required.
Remote
Senior Scala engineer role focused on building distributed, event-driven backend systems with ZIO, Cats, Tapir, and http4s. Heavy functional programming, cloud debugging, and remote-first team. Bonus for Docker, gRPC, or cryptography experience.
Remote
Lead Scala engineer role guiding distributed systems development with ZIO in a cloud-native, microservices environment. Own architecture decisions, mentor engineers, and deliver scalable, high-performance solutions.
Remote
Senior Scala engineer role building low-latency, high-concurrency services with ZIO in a multi-cloud setup. Lead architecture decisions, mentor developers, and optimize microservices, PostgreSQL, and Kafka.
San Jose, CA, USA
Principal Rust Developer building low-latency, high-throughput systems for cloud security. Focus on async I/O, gRPC, Linux networking, and performance tuning. Requires deep Rust experience and distributed systems expertise. $182K-$260K base.
Senigallia, Italy
COBOL developer role focused on accounting and tax software. Requires 5+ years' experience, strong COBOL and PostgreSQL skills. Hybrid work, Italian fluency, and domain knowledge in payroll/accounting essential.