Senior Linux System Engineer – London

Company: IO TECH SOLUTIONS LIMITED
Apply for the Senior Linux System Engineer – London
Location: Greater London
Job Description:

We are looking for a Senior System Engineer to join our client’s London office.

Team / Role

As a Senior System Engineer, you will:

  • Provide technical support for the production environment, ensuring system stability and performance.
  • Optimize infrastructure architecture in cloud environments to achieve best-in-class network performance.
  • Debug kernel-level performance issues and resolve production incidents in real time.
  • Tackle complex network and Linux-related challenges.

Required Skillset

  • Bachelors degree in Computer Science, Software Engineering, or a related technical discipline (or equivalent experience).
  • 10+ years of experience supporting Linux production environments and working in cloud infrastructure.
  • Strong knowledge of modern Linux systems and systems programming concepts (e.g., sockets, virtual memory, process lifecycle).
  • Extensive hands‑on experience with Terraform, Bash, and Python.
  • Proven ability to estimate project work and deliver results on schedule.
  • Skilled in writing clear, concise, and comprehensive documentation.
  • Previous experience leading a small team is preferred.

Preferred Background

  • Prior experience at a trading firm or with trading technology environments.

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Posted: March 23rd, 2026