C++ Developer – High‑Frequency Trading (HFT)

About the role

We are seeking an experienced C++ developer to join our high‑frequency trading (HFT) team. You will work on low‑latency systems that support electronic market‑making across FX, equity, fixed‑income and commodity markets, handling over $175 billion of assets daily.

Key responsibilities

• Design, develop and maintain the full software stack for our proprietary trading platform.
• Implement high‑performance, low‑latency code using modern C++ (C++11 and later).
• Collaborate with quantitative researchers to translate numerical algorithms into production‑ready software.
• Optimize code for CPU caching, paging, system calls and execution pipelines.

Required profile

• Strong expertise in C++11+ and a post‑2011 codebase.
• Deep understanding of computer architecture, caching, paging and system‑level performance.
• Comfortable with calculus, matrices and numerical algorithm design.
• Proficient with common algorithms, data structures and their performance trade‑offs.
• Not a recent graduate; several years of professional software development experience.

Required skills

• C++ (C++11 and newer)
• Linux development environment
• Python (optional but beneficial)

What we offer

• Competitive compensation (£200k + bonus) with direct impact on P&L.
• Flexibility to work from home where appropriate.
• Collaborative, trust‑based culture with highly engaged colleagues.
• Opportunities to influence core trading technology across multiple global offices.