Senior Linux Engineer - High-Performance Trading Systems

Winston Fox; Greater London; On-site; GBP 225,000 - 275,000; Full time

Job summary

Winston Fox is seeking an exceptionally experienced Linux Engineer to lead high-performance trading infrastructure in London. The role involves designing, implementing, and optimizing core Linux-based systems used in elite quantitative trading, collaborating with software and quant teams to deliver ultra-low-latency platforms.

The position requires 10+ years in Linux-based trading environments, deep OS knowledge, Python automation, and robust debugging across distributed systems.

Qualifications

• 10+ years' experience with sophisticated Linux-based trading systems and infrastructure.
• Deep knowledge of Core Linux OS, including configuration, internals and troubleshooting.
• Python development for automation and tooling, not just scripting.
• Excellent communication skills, native-level English, and collaboration across engineering and business teams.
• Experience from elite hedge funds, HFT, prop trading, or tier-one banks.
• Track record of exceptional academic achievement in CS and strong trajectory of career progression.

Skills

Linux expertise

Python development

CI/CD

Distributed systems

Troubleshooting

Linux performance tuning

Communication skills

Tools

Rust

Go

C

Java

C#

DNS/DHCP integration

Job description

Winston Fox is seeking an exceptionally experienced Linux Engineer to lead high-performance trading infrastructure in London. The role involves designing, implementing, and optimizing core Linux-based systems used in elite quantitative trading, collaborating with software and quant teams to deliver ultra-low-latency platforms.

The position requires 10+ years in Linux-based trading environments, deep OS knowledge, Python automation, and robust debugging across distributed systems.