C++ Developer Linux – Front Office

Company: Client Server Ltd.
Apply for the C++ Developer Linux – Front Office
Location: London
Job Description:

London, Greater London | £150k – £200k per year

C++ Developer / Software Engineer (Boost Linux FIX) London to £200k

Do you have expertise with backend, low latency C++?

You could be progressing your career in a senior, hand‑on role at a hugely profitable, long established Hedge Fund.

What’s in it for you:

  • Salary to £200k
  • Life Assurance, Critical Illness cover
  • Enhanced Paternity package and Adoption Assistance
  • Charitable fund raising matching and much more

Your role:

As a C++ Developer you will design and develop the proprietary trade Execution Management Systems (EMS), using multi-threaded C++ to build high-performance, scalable systems and integrate trading venues via FIX and binary protocols.

You’ll contribute to architecture, testing and code quality standards, working across the full development lifecycle, as well as providing production systems support during trading hours, collaborating with traders and technologists to deliver robust solutions.

Location / WFH:

You’ll join colleagues in prestigious Central London offices with onsite restaurant, wellness rooms, gym and all the latest kit to work with including ergonomic desks, you’ll also have flexibility to work from home once a week.

About you:

  • You have strong C++ development skills including Boost (C++ 17 / 20 / 23)
  • You have strong Linux experience
  • You have experience of building robust, well tested software across the full development lifecycle
  • You have experience with FIX or exchange connectivity protocols and have worked in a front office trading environment / Investment Bank or Hedge Fund
  • You have a strong understanding of multithreading and performance optimisation
  • You’re collaborative and pragmatic with excellent communication skills
  • You achieved a 2.1 or above in Computer Science or other STEM discipline from a top tier university

Apply now to find out more about this C++ Developer / Software Engineer (Boost Linux FIX) opportunity.

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Posted: May 17th, 2026