Hand-curated positions in niche programming languages
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Remote
Build and maintain high-performance, cloud-native trading data platforms and back-office systems using Rust to integrate live exchange operations with scalable financial infrastructure.
Remote
Lead the technical execution and architecture of high-concurrency, low-latency market-making systems by balancing hands-on Rust engineering with mentorship and cross-functional delivery alignment.
Shanghai, China
Design and optimize high-performance, asynchronous Rust-based proxying and load-balancing features for a globally distributed, open-source API gateway.
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).
Fremont, CA, USA
Design and debug complex embedded control software and finite state machines for semiconductor manufacturing equipment using object-oriented programming and low-level communication protocols.
Vancouver, BC, Canada
Join the research team to develop high-performance, secure, and scalable systems advancing blockchain interoperability. Requires 2+ years experience in systems programming with a strong focus on Rust, and experience with AWS services.
Paris, France
Build and scale highly available backend services using Scala and the Typelevel stack to power secure digital asset management and hardware wallet ecosystems.
Dortmund, Germany
Full-time Elixir role developing scalable cloud systems for the energy sector. Requires Elixir/Erlang, messaging (AMQP/MQTT), and cloud experience.
Luton, England, UK
Lead Embedded Software Engineer delivering real-time Ada systems. Oversee design, integration, and mentoring across multidisciplinary teams. Background in embedded or safety-critical software (RTCA-DO178C). Training in Ada provided.
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.
Paris, France
Software Engineer building frontend, backend, and infrastructure for financial derivatives and structured products. Heavy OCaml stack, core libraries and services, cloud-hosted deployments, reliability and tooling, collaborating with quant teams on pricing models.
Remote
Actuarial Developer building financial advice and modeling tools on a fintech platform. Clojure-centric stack with ClojureScript and TypeScript frontends, integrating actuarial models, data analysis, and risk calculations.
Remote
Engineering Manager leading 7–9 engineers across multiple agile squads. Clojure-heavy backend with ClojureScript and TypeScript frontends. Focus on people leadership, delivery enablement, hiring, and scaling a remote fintech engineering organisation.
Rüsselsheim, Germany
Software Developer maintaining and modernising a laboratory information system. Fortran-heavy stack with PostgreSQL, Linux migration, device integrations, data validation, and legacy system support in a quality-critical healthcare environment.
Huntsville, AL, USA
Staff Systems Engineer developing and evaluating missile defense threat-state algorithms. MATLAB and Python prototyping, Ada codebase integration, agile delivery, algorithm analysis, and system updates within a large-scale defense software system.
Hill Air Force Base, UT, USA
Staff Software Engineer developing embedded avionics for an F-16 mission computer. Linux-based C++ with C, Ada, and Assembly, targeting MIPS and PowerPC hardware, flight software integration, debugging, and sustainment in a secure defense environment.
Remote
Senior Systems Engineer designing a modular runtime for decentralised nodes. Systems programming in C, C++, Rust, and Nim, focusing on IPC optimisation, isolation, fault tolerance, and scalable blockchain, messaging, and storage modules.
Remote
Security Engineer auditing and securing Web3 protocols. Deep reviews of Rust, Nim, and C++ codebases, protocol-level vulnerability analysis, incident response, and external audit preparation for decentralised systems.
Remote
Software Engineer building a large-scale supply chain optimization platform. C#, F#, TypeScript, and .NET on Azure, tackling compilers, distributed computing, event sourcing, storage, and machine learning for high-performance industrial systems.
Krakow, Poland
Lead Scala Engineer guiding backend development of a real-time ad exchange handling massive scale. Oversee Scala to Java migration, mentor engineers, and drive distributed system design in AdTech.
Krakow, Poland
Senior Scala Engineer building low-latency, high-traffic ad exchange systems processing 200B+ requests monthly. Functional Scala, MongoDB, Protocol Buffers, Kafka, AWS/GCP.
San Francisco, CA, USA
Senior Product Engineer designing and building the user-facing core of a next-generation, AI-native hospital operating system. Elixir, Phoenix, and modern web technologies, focusing on real-time clinical workflows, intuitive UX for mission-critical environments, and robust system design that directly transforms patient care.
San Francisco, CA, USA
Senior Software Engineer architecting the core platform for a next-generation, AI-native hospital information system. Elixir, Phoenix, and Python on a greenfield cloud-native stack, specializing in fault-tolerant systems, real-time clinical data pipelines, medical device integration, and fine-grained access control for mission-critical healthcare workflows.
Newcastle, England, UK | London, England, UK | San Francisco, CA, USA
Staff Software Engineer building a next-generation, AI-native hospital information system. Elixir, Erlang, and Phoenix on a modern cloud-native stack, tackling real-time data distribution, fault-tolerant system design, clinical hardware integration, and fine-grained access control for mission-critical healthcare environments.
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.
New York, NY, USA
Join the Database team to design, implement, and maintain critical parts of the Materialize real-time data platform in Rust. Requires 3+ years systems-level software experience, strong programming fundamentals, and a strong interest in learning/using Rust.
Stevenage, England, UK
Senior software engineer for test systems. Develop C/C++/Ada code for mission-critical validation tools. UK citizenship required.
Stevenage, England, UK
Embedded ADA Software Engineer developing real-time datalink systems for missile and platform communications. Ada on embedded targets with FreeRTOS, specializing in hard real-time software, communication protocols, and full lifecycle development within defense engineering.
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.
San Francisco, CA, USA | New York, NY, USA | Portland, OR, USA | Remote, Canada | Remote, USA
Senior Software Engineer developing a high-precision reconciliation platform for financial transactions, specializing in backend systems with Haskell and SQL, focusing on data pipeline architecture, payment rail integrations, and ensuring accuracy for large-scale deposit operations.