Senior Linux System Engineer London

London, United Kingdom

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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.
Participate in infrastructure architecture design, including office expansion projects.
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.