C++ Developer - FX Front Office Engineering

A leading global trading firm is expanding its FX Front Office Engineering team in London. We are seeking a highly skilled C++ developer to work closely with traders and quantitative researchers to build and optimise real-time trading systems for the foreign exchange markets. This is a front office role where performance, reliability, and speed are critical. Ideal candidates will have experience in low-latency systems, market connectivity, and a strong understanding of FX or other electronic trading environments., * Design, develop, and maintain high-performance C++17+ trading systems for FX spot, forwards, and NDFs.

• Build and optimise market connectivity components (FIX, proprietary protocols) and order management systems.
• Collaborate directly with traders and quants to implement trading strategies and pricing models.
• Ensure system reliability, scalability, and ultra-low latency under high-throughput conditions.
• Monitor and tune live trading systems, identifying performance bottlenecks and implementing real-time fixes.

• Strong C++17+ development skills with a focus on performance, concurrency, and low-latency design.
• Experience in front office or trading environments, ideally within FX or other liquid asset classes.
• Deep understanding of networking, messaging protocols (e.g., FIX), and exchange connectivity.
• Familiarity with Linux systems, performance profiling tools, and real-time debugging.
• Knowledge of market microstructure, order types, and execution logic.