Accounting & Finance

Linux Engineer – High-Performance Prop Trading

Quant Capital

London · Greater London · United Kingdom

Overview

In this role you will own mission-critical Linux systems and build highly available, high-performance infrastructure for global trading desks and internal teams. You will collaborate with a small, cross-functional group to enable traders and developers to run cutting-edge workloads. Expect to diagnose complex issues, automate tasks, and continuously improve systems to support fast, reliable trading. If you thrive in a collaborative, high-challenge environment, this is your opportunity to shape mission-critical tech at scale.

Responsibilities
  • Own mission-critical Linux systems from day one
  • Design, operate, and improve highly available, high-performance infrastructure
  • Enable traders and developers to run bleeding-edge applications
  • Troubleshoot and debug complex systems using command-line tools
  • Automate tasks and improve processes through scripting and configuration management
Key requirements
  • Extensive Linux engineering experience in high-availability environments (RedHat/Debian-based or similar)
  • Experience supporting mission-critical systems and high-performance applications
  • Strong scripting/automation skills (Bash, Python, or similar)
  • Experience with configuration management tools (Ansible, Puppet, Chef, SaltStack)
  • Proficient at debugging and troubleshooting using command-line tools (ss, iostat, dig, ethtool)
  • Strong communication skills
  • Collaborative mindset in a close-knit environment
  • Linux engineering in high-availability setups
  • Scripting and automation (Bash, Python)
  • Configuration management (Ansible, Puppet, Chef, SaltStack)
  • Command-line debugging tools (ss, iostat, dig, ethtool)

Reference: WJ-747_31165705 · Posted 01 Nov 2026

Find more on GigBlows

This role is listed on GigBlows for discovery and search. Hiring decisions and applications are handled by the employer or their chosen application system.