Linux Systems Developer – Quant Trading

In this role you will maintain and optimize a Linux-based platform powering high-frequency trading systems. You will join a highly skilled team known for rigour and innovative culture, working with a mix of in-house and open-source technologies. You’ll help automate processes to reduce human error and contribute to a best-in-class trading infrastructure. The position offers a London-based opportunity with sizable scope and a strong, collaborative learning environment. You will shape performance, reliability, and tooling in a fast-paced, globally operating firm.

• salary up to 160,000
• benefits
• bonus

• Maintain and optimize Linux-based infrastructure supporting complex trading systems
• Develop and implement automation to minimize human error
• Troubleshoot and diagnose system issues using advanced debugging and performance tools
• Collaborate with cross-functional teams to improve platform reliability and performance
• Analyze technical problems with clarity and communicate findings succinctly

• STEM background; ideally Computer Science
• Deep knowledge of Linux and operating systems
• Fluent on the command line and shell scripting
• Strong understanding of C, sockets, and virtual memory
• Ability to analyze technical problems clearly
• Understanding of networking protocols
• Experience with debugging tools: gdp, perf, DTrace, SystemTap
• Strong troubleshooting skills
• Proficiency in at least one programming language (Go, Python, Rust, Julia, Java, C++, Scala, Haskell)

• strong analytical thinking
• clear communication
• collaborative mindset
• Linux / operating systems
• shell scripting
• C, sockets, virtual memory