Software Engineer – Open Source & Finance Tech

Company: Janestreet
Apply for the Software Engineer – Open Source & Finance Tech
Location: London
Job Description:

Janestreet in Greater London is seeking talented Software Engineers to design and build critical systems and tools for the firm. You will engage in various projects ranging from trading to foundational infrastructure.

The ideal candidates are top-notch programmers, intellectually curious, and team players who love technology. Experience with OCaml or Python is not required, but a passion for learning is essential. Join us in utilizing cutting-edge technology in a collaborative environment.

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Posted: July 6th, 2026