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OCaml jobs

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Showing 10 results.

OCaml Developer

Ahrefs
Mid-level+
🏠 🇸🇬 🇺🇸

Singapore | Palo Alto, CA, USA

OCaml Developer building backend systems handling 25 petabytes of live data. OCaml with C++, focusing on distributed systems, OS internals, and full development cycle from design to production.

OCaml
Verified Jul 26, 2026 View listing

Software Engineer

Jane Street
🇺🇸

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.

OCaml
Verified Jul 26, 2026 View listing

Production Engineer

Jane Street
Mid-level+
🇬🇧

London, England, UK

Production Engineer building and supporting critical trading systems. OCaml with infrastructure monitoring and incident resolution, splitting time between software development and support rotations.

OCaml
Verified Jul 28, 2026 View listing

Production Engineer

Jane Street
Mid-level+
🇺🇸

New York, NY, USA

Production Engineer building and supporting critical trading systems. OCaml with infrastructure monitoring and incident resolution, splitting time between software development and support rotations.

OCaml
Verified Jul 28, 2026 View listing

Programming Language Engineer

Jane Street
🇺🇸

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.

OCaml
Verified Jul 26, 2026 View listing

Software Engineer

LexiFi
Mid-level+
🇫🇷

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.

OCaml
Verified Jul 26, 2026 View listing

Senior OCaml Engineer

Terrateam
Senior+
🏠

Remote, EU

Senior OCaml Engineer building core infrastructure automation and orchestration tools. Design architecture, implement key features, and contribute to open-source projects.

OCaml
Verified Jul 26, 2026 View listing