Software Developer - Executions (C++) - London - Up to £185k base + uncappedbonus

Our client is a leading global exchange specialising in FX and digital asset markets, delivering cutting-edge electronic trading solutions. Their platform underpins advanced trading infrastructure, handling significant volumes of market data and execution activity in fast-moving, complex global environments.

The engineering team is composed of highly skilled technologists drawn from top trading institutions, prominent crypto exchanges, major technology companies, and high-performance start-ups. Collectively, they are developing next-generation trading systems built for ultra-low latency, high throughput, and robust scalability.

This is a highly technical setting where engineering expertise is central to maintaining and advancing the firm’s competitive edge.

The Role :

The firm is looking to hire an experienced C++ Engineer to join its Execution Services Engineering team, responsible for building and enhancing the systems that power client connectivity, order routing, trade execution, and post-trade workflows across the firm’s FX and digital asset markets.

In this role, you’ll work on a broad range of business-critical components within the execution platform, including low-latency order handling, smart order routing, execution gateways, client connectivity, risk controls, and trade lifecycle management. The team sits at the intersection of clients, liquidity venues, and the exchange’s core trading infrastructure, ensuring reliable, scalable, and high-performance execution services in fast-moving global markets.

The position offers true end-to-end ownership, spanning system design and architecture through to hands-on development, performance optimisation, and production support. Engineers are encouraged to challenge existing approaches, contribute innovative ideas, and play a key role in shaping the evolution of the execution platform.

You’ll collaborate with a team of highly accomplished engineers with deep expertise in electronic trading, low-latency systems, distributed architecture, and market connectivity. Together, you’ll develop next-generation execution technology designed to deliver exceptional performance, resilience, and scalability for institutional market participants.

You Will Have:

• 5+ years of experience with modern C++ (C++17/20 or later)
• Experience building high-performance, real-time, or low-latency distributed systems
• Background in FX, crypto, or electronic trading environments (exchange, market-making, HFT, or quant/prop trading highly valued)
• Strong understanding of concurrency, network programming, and high-level systems design
• Some leadership experience-mentoring engineers or leading technical initiatives
• A curious, performance-obsessed, and tech-driven personality
• A place within one of the most technically elite engineering teams in the trading and digital-asset ecosystem
• Access to technology and performance tooling years ahead of most competitors
• Stunning London offices
• A market-leading compensation and bonus package
• Exceptional opportunities to learn, take ownership, and grow alongside world-class engineers

• 5+ years of experience with modern C++ (C++17/20 or later)
• Experience building high-performance, real-time, or low-latency distributed systems
• Background in FX, crypto, or electronic trading environments (exchange, market-making, HFT, or quant/prop trading highly valued)
• Strong understanding of concurrency, network programming, and high-level systems design
• Some leadership experience-mentoring engineers or leading technical initiatives
• A curious, performance-obsessed, and tech-driven personality
• A place within one of the most technically elite engineering teams in the trading and digital-asset ecosystem
• Access to technology and performance tooling years ahead of most competitors

• Stunning London offices
• A market-leading compensation and bonus package
• Exceptional opportunities to learn, take ownership, and grow alongside world-class engineers

Our client is a leading global exchange specialising in FX and digital asset markets, delivering cutting-edge electronic trading solutions. Their platform underpins advanced trading infrastructure, handling significant volumes of market data and execution activity in fast-moving, complex global environments.

The engineering team is composed of highly skilled technologists drawn from top trading institutions, prominent crypto exchanges, major technology companies, and high-performance start-ups. Collectively, they are developing next-generation trading systems built for ultra-low latency, high throughput, and robust scalability.

This is a highly technical setting where engineering expertise is central to maintaining and advancing the firm’s competitive edge.