C++ Software Engineer – High-Frequency Trading A systematic trading firm of similar calibre to leading names in the space is seeking exceptional C++ Software Engineers to join its world-class engineering team. This is a hybrid position, open to candidates based in London or has the right to work in London.You will be part of a highly collaborative, low-ego engineering culture that prioritises performance, innovation, and impact. Working alongside some of the brightest minds in quantitative trading and systems engineering, you will build and optimise ultra-low latency, high-throughput systems that operate at scale.Key Responsibilities:Design and implement high-performance C++ systems for low-latency trading Optimise existing code for speed and reliability under production workloads Collaborate closely with traders, researchers, and fellow engineers to develop scalable infrastructure Work across the full software lifecycle in a fast-paced, agile environmentKey Requirements:Strong proficiency in modern C++ (C++17 or later) Deep understanding of systems programming, multithreading, memory management, and performance tuning Experience in low-latency environments such as trading, networking, gaming, or real-time systems Solid background in Linux development and networking protocols Previous experience in HFT, proprietary trading, or quantitative finance is highly desirable but not essentialWhat’s on Offer:Top-tier compensation, including performance-based bonuses Opportunity to work on complex, technically challenging systems Flat structure with direct impact and ownership Access to some of the most advanced infrastructure in the trading worldThis is a unique opportunity to work at the forefront of financial technology without relocating. Ideal for high-level C++ engineers who thrive in performance-critical environments and want to build systems that truly push the limits.To learn more or express interest confidentially, feel free to get in touch directly.Note: If you don't hear back within 3 days, your application was unfortunately not successful.