Senior Linux Infrastructure Engineer – Quant Trading

In this role you will shape and operate a global Linux-based infrastructure across datacentres, cloud and hybrid environments to support trading and engineering workloads. You’ll work within a platform engineering function to improve security, reliability and performance at scale. You will own configuration management, automation and CI/CD pipelines, and troubleshoot complex issues across host and network layers. Collaborating with engineering and research teams, you’ll help design and integrate scalable platform solutions for a distributed, high-availability environment.

• Design, operate and improve global Linux-based infrastructure
• Engineer secure, reliable systems across datacentres, cloud and hybrid environments
• Contribute to networking, operating systems, platform security and core services
• Work on configuration management, automation and CI/CD pipelines
• Partner with engineering and research teams on platform design and integration
• Troubleshoot complex issues using advanced diagnostic tools across host and network layers

• 10+ years in Linux systems engineering within large-scale or mission-critical environments
• Strong Python development experience
• Deep knowledge of Linux internals and configuration management tooling
• Strong debugging skills (host-level tracing, network diagnostics, performance profiling)
• Familiarity with CI/CD and automated build/deployment systems
• Experience with Rust, Go, Java, C or C# is beneficial
• Exposure to DNS, DHCP, Kerberos, storage, and interop between Windows/Linux
• Strong communication skills and ability to work across global teams

• strong communication skills
• ability to collaborate across global teams
• problem-solving mindset
• Python
• Linux internals
• configuration management tooling