IT & Software

Linux Platform Engineer

G Research

London · Greater London · United Kingdom

Overview

As a Linux Engineer at G-Research, you will build and evolve the Linux platforms (RHEL and Ubuntu) that underpin our compute environment. You’ll shape provisioning, security, observability, and tooling to support large-scale quantitative research. You’ll work across the Linux stack and contribute to AI-driven, autonomous operations for safer, smarter infrastructure. This role combines deep Linux expertise with automation and performance optimization to enable fast, reliable discovery. You join a mission-driven team that values methodical execution and cross-functional collaboration.

Pay / Benefits
  • Highly competitive compensation plus annual discretionary bonus
  • Lunch provided (Just Eat for Business)
  • 30 days' annual leave
  • 9% company pension contributions
  • Comprehensive healthcare and life assurance
  • Cycle-to-work scheme
Responsibilities
  • Build, release and maintain core Linux OS images across the estate
  • Develop provisioning and lifecycle management systems (PXE boot, kickstart, cloud-init)
  • Design and maintain APIs, databases and package tooling used across the firm
  • Apply Infrastructure as Code practices, primarily using Ansible
  • Lead vulnerability response (CVE triage and kernel/package remediation)
  • Help design agentic frameworks for safe, autonomous detection and remediation
  • Improve observability and telemetry to track OS health, provisioning and compliance
Key requirements
  • Strong hands-on experience with Linux systems (RHEL and Ubuntu)
  • Deep knowledge of Linux internals (boot process, kernel modules, filesystems, package management)
  • Experience with kernel optimization and performance tuning (scheduler, memory, I/O) - desirable
  • Knowledge of eBPF for observability, performance analysis and security enforcement - strong plus
  • Strong programming skills (Python)
  • Experience with Infrastructure as Code (Ansible) and automation
  • Strong understanding of Linux security, hardening, patch management and CIS benchmarks
  • Experience with or interest in agentic/AI-driven operations - beneficial
  • Problem-solving mindset and strong collaboration skills
  • problem-solving mindset
  • strong collaboration skills
  • RHEL and Ubuntu
  • Linux internals
  • Kernel optimization and performance tuning
  • eBPF

Reference: WJ-747_30991595

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