C++ Engineer - Trading Infrastructure

A leading global Hedge Fund is looking to hire a C++ Engineer to join a core trading technology team responsible for the design and operation of its global electronic trading infrastructure.

The team builds and maintains ultra-low-latency systems that underpin real-time trading across global markets. You’ll work closely with developers, traders, and operations teams to optimise system behaviour, reduce latency, and ensure platform reliability at scale.

The role will:

• Develop ultra-low-latency C++ systems on Linux
• Build high-throughput, distributed systems
• Optimise networking across TCP, UDP and multicast
• Profile and benchmark systems to reduce latency and improve throughput
• Work closely with developers, traders and operations in a production trading environment

• 2+ years’ C++/C experience on Linux
• Strong multithreading and systems programming knowledge
• Understanding of TCP/UDP/multicast
• Experience with performance optimisation and tools such as gdb, perf, tcpdump and Wireshark
• Experience with epoll/io_uring, lock-free structures and concurrent programming
• Electronic trading experience is advantageous