Software Engineer (C++/Python) – Up to £400k + Bonus – London

About the role

Our client, a leading performance‑software scale‑up, is expanding its elite engineering team in London. As a Software Engineer you will contribute to the design and development of a next‑generation performance platform, working alongside talent from big tech, start‑ups and quantitative funds.

Key responsibilities

• Design, implement and optimise core components of a highly distributed, scalable system using C++ and Python.
• Collaborate with senior engineers to shape architecture and influence product direction.
• Participate in code reviews, testing and performance tuning to ensure reliability at scale.
• Contribute to documentation and knowledge sharing within the team.

Required profile

• Minimum 2 years of professional experience with C++, Python or Java.
• Proven experience building distributed, high‑performance systems.
• Strong understanding of system design principles.
• Outstanding academic background, ideally a Computer Science degree.
• Curious, tech‑driven personality with an entrepreneurial mindset.

Required skills

• C++
• Python
• Java

What we offer

• Competitive salary up to £400,000 per year plus bonus.
• Generous benefits and market‑leading bonus package.
• Hybrid working flexibility with stunning London offices.
• Fast career progression and mentorship from world‑class engineers.
• Opportunity to work with technology years ahead of competitors.