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. Key Responsibilities: 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. Technical Requirements: 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. Please apply for more info