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# Java Electronic Trading Engineer - Front office

- **Company:** Harrington Starr
- **Location:** London, UK
- **Experience:** Expert
- **Contract:** Permanent contract
- **Skills:** Java (Programming Language), Algorithmic Trading, Application Performance Management, Profiling, Encodings, Computer Programming, Linux, Digital Assets, Distributed Systems, Fault Tolerance, Multithreading, System Availability, Concurrency, Low Latency
- **Published:** June 23, 2026
- **Apply:** https://www.apply4u.co.uk/jobs/x/39757819/

## About the Role

10+ years of relevant Java development experience in a front office environment.
Excellent core Java skills and exceptional knowledge of concurrency and multithreaded programming.
Proven experience developing low latency pricing and trading systems in a Linux environment.
Strong application performance profiling and optimisation skills.
Experience working in a low latency, zero GC environment (eFX or similar a strong plus).
Knowledge of institutional encodings (FIX, SBE) and low latency messaging (e.g. Aeron, 29West).
Familiarity with fault tolerant, high availability, distributed computing.
Crypto / digital asset experience or genuine curiosity about the space.
A right to work in the UK without sponsorship.



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