Senior Linux Infrastructure Engineer – Systems & Platform

Senior Linux Infrastructure Engineer – Systems & Platform

Full-Time 63000 - 77000 £ / year (est.) Home office (partial)
Quant Capital

At a Glance

  • Tasks: Design and improve global Linux infrastructure while troubleshooting complex issues.
  • Company: Join a leading global systematic trading firm with a high-impact engineering team.
  • Benefits: Competitive salary, hybrid work model, and opportunities for professional growth.
  • Other info: Work in a dynamic environment with meaningful ownership and discretion guaranteed.
  • Why this job: Shape global infrastructure and collaborate with exceptional technologists in a hands-on role.
  • Qualifications: 10+ years in Linux systems engineering and strong Python development experience.

The predicted salary is between 63000 - 77000 £ per year.

Quant Capital is partnered with a global systematic trading firm seeking a Senior Linux Infrastructure Engineer to join a high-impact platform engineering function. The team owns core infrastructure across datacentres, cloud environments and global offices, supporting both investment activity and large-scale engineering workloads.

This role suits a deeply technical engineer who understands large distributed systems, low-level Linux internals, and the realities of running secure, high-availability infrastructure at scale.

What you’ll do

  • 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

What you’ll need

  • 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

This is a hands-on senior role for an engineer who wants to shape global infrastructure, work alongside exceptional technologists and operate at scale with meaningful ownership.

Discretion guaranteed, your details are never shared without permission.

Senior Linux Infrastructure Engineer – Systems & Platform employer: Quant Capital

Quant Capital is an excellent employer for those looking to thrive in the fintech sector, offering a vibrant work culture that fosters innovation and collaboration. With substantial training and development opportunities, employees can enhance their skills while enjoying a flexible hybrid work model in the heart of London. Join us to be part of a forward-thinking team that values growth and cutting-edge technology.

Quant Capital

Contact Details:

Quant Capital Recruitment Team

We think you need these skills to ace Senior Linux Infrastructure Engineer – Systems & Platform

Linux Systems Engineering
Python Development
Linux Internals
Configuration Management Tooling
Debugging Skills
Host-Level Tracing
Network Diagnostics