Senior C++ Engineer

We're looking for a Senior C++ Engineer to join our team in London, United Kingdom in a hybrid working mode. You will be part of a high-performing team developing a global derivatives algorithmic trading platform. This role offers the opportunity to collaborate with technologists, quants, and traders, optimizing proprietary trading technology for market-leading performance and reliability.

You will contribute to the full stack, from venue connectivity to trading engines, in an open and collaborative environment.

Responsibilities

Develop software that communicates with exchanges via APIs, handling market data and order transmission using protocols such as FIX, Websocket, or HTTP Ensure software quality by utilizing, maintaining, and extending testing suites Optimize exchange communication through kernel bypass and connection handling Research exchange behavior to align platform operations Implement solutions using exchange SDKs in C++, Rust, Python, and TypeScript Implement trading algorithms based on requirements from traders and quants Translate trading requirements into robust software implementations Improve stability, reliability, and performance of the trading engine Enhance monitoring and observability in partnership with Trading Operations Investigate and resolve production issues, including crashes and performance bottlenecks Prepare for releases and deployments of new trading engine versions Requirements Minimum 5 years post-graduation professional C++ software development experience in the financial industry Solid understanding of parallel, asynchronous, and multithreaded programming for distributed systems Good knowledge of algorithms and data structures Strong analytical and problem-solving skills Understanding of trading lifecycle, including order capture, execution, allocation workflow, settlement, and compliance Technical skills in scripting languages such as Python, Power.

Shell, C#, SQL Proven track record in application deployment best practices Experience in proactive system monitoring and troubleshooting Nice to have Excellent communication skills for interaction with traders, developers, and stakeholders Ability to thrive in high-pressure trading room environments Experience working under demanding deadlines with changing priorities Experience in commodity trading and supply operations, ideally within the energy sector