C++ Engineer - Leading HFT Firm

C++ Engineer - High-Performance Trading Firm (Low Latency)

Company Overview:

Our client is a high-performance trading and technology firm operating in global digital asset markets. They specialise in building advanced trading infrastructure to support systematic and latency-sensitive strategies across multiple exchanges.
The business is engineering-led, with a strong focus on performance, reliability, and scalability. Teams work closely with traders and quantitative researchers in a fast-paced, collaborative environment where technology is central to achieving trading edge.

Role Overview:

This role focuses on developing and optimising low-latency trading systems in C++ for real-time cryptocurrency derivatives markets. You will play a key role in building core infrastructure across market data, order execution, and risk systems, directly impacting live trading performance.

Key Responsibilities:

• Design and build high-performance trading systems using C++

• Develop and optimise market data, order management, and execution infrastructure

• Improve latency-critical workflows, including order submission and execution handling

• Analyse and resolve system bottlenecks through profiling and benchmarking

• Optimise CPU, memory, network I/O, and concurrency performance

• Build scalable, event-driven systems for real-time data processing

• Maintain reliable connectivity with exchange APIs and trading venues

• Troubleshoot production issues including latency spikes and system failures

Key Requirements:

• Strong C++ programming experience in performance-critical environments

• Solid understanding of Linux systems, networking, and memory management

• Experience with multithreading, concurrency, and asynchronous systems

• Background in low-latency, real-time, or high-throughput systems

• Hands-on experience with performance optimisation and profiling tools

• Understanding of CPU architecture, memory hierarchy, and system-level tuning

• Familiarity with TCP/IP and real-time data streaming systems

• Strong debugging skills in production environments

• Ability to write clean, efficient, and maintainable code

If this role sounds of interest, please apply with an updated CV and we will be in touch to discuss further!