About the Role

We’re looking for an exceptional Core C++ Engineer to join a world-class trading platform team. This role sits at the heart of a latency-sensitive, globally distributed trading system and will involve building and optimising performance-critical infrastructure used by quant and trading teams. You’ll be writing clean, modern C++ (17/20), working directly with quants and traders to improve execution speed, data flow, and robustness.

About the Firm

Our client is a multi-billion-dollar systematic trading firm known for their strong engineering culture, zero politics, and high rewards for technical excellence. With a flat structure and engineering-led strategy, they empower developers to drive real-time decisions and take full ownership of systems in production. They offer one of the highest total compensation packages in London for infrastructure engineers.

About You

• Proven experience in C++ (ideally C++17 or newer) within a high-performance environment

• Deep understanding of OS internals, threading, memory models, and networking

• Ideally experience in trading, gaming, robotics, or real-time systems

• Bonus: exposure to Python, market data, or exchange connectivity

Cordless Resourcing is acting as an employment agency in relation to this vacancy. We are an equal opportunities recruiter and welcome applications from all suitably qualified individuals, regardless of background, belief, or identity. All applications will be handled in line with our privacy policy and in accordance with UK GDPR guidelines.