Quantitative Developer

Quantitative Developer - HFT - Java / C++ London Up to £150,000 basic salary We are working with an exciting and highly successful proprietary trading firm based in Central London , renowned for its expertise in high-frequency trading (HFT) and cutting-edge technology. The firm operates in a fast-paced, competitive environment and is known for its innovative approach to both trading strategies and software development. With a focus on low-latency systems, they are at the forefront of utilising technology to gain a competitve edge in the financial markets. Key Responsibilities: Develop and optimise low-latency trading engines and APIs. Automate deployment and monitoring of 24/7 trading systems. Profile and improve system performance and scalability. Collaborate with traders for fast iterations and frequent deployments. What We're Looking For: Expertise in low-latency Java/C++ development, ideally in HFT, telecom, or gaming. Proven experience in optimizing performance on Linux . Strong knowledge of networking protocols (TCP/UDP) and technologies like Aeron, SBE, Java 20+ . Skilled in profiling and solving latency bottlenecks. Eager to learn and apply new tech (e.g., eBPF, XDP ). Please apply only if you meet the above criteria, as other applications will not be considered. If interested, please contact lucia.paolinelli@harringtonstarr for information or apply directly to this advert.