G-Re

Kubernetes Platform Engineer

G-Re
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2 hours ago
London, United KingdomSenior

Responsibilities

  • Design and operate custom Kubernetes operators and controllers to automate infrastructure.
  • Engineer GitOps-driven CI/CD pipelines using ArgoCD and FluxCD.
  • Build reliable Infrastructure as Code workflows with Terraform and Helm.
  • Implement multi-tenant security, isolation, RBAC, and policy enforcement using OPA/Gatekeeper.
  • Deploy observability with Prometheus, Grafana, and OpenTelemetry.
  • Test and adopt new Kubernetes versions and features.
  • Collaborate with researchers, engineers, traders, and internal platform users to improve platform capabilities and developer experience.
  • Participate in on-call rotations, own incidents, and troubleshoot performance and reliability issues.
  • Write and maintain runbooks, postmortems, design documentation, and other technical documentation.

Requirements

  • Strong Linux systems engineering background.
  • Strong programming ability in Go or Python, ideally including Kubernetes operators or controllers.
  • Strong understanding of Kubernetes internals, including CRDs, RBAC, custom controllers, and scheduler extensions.
  • Hands-on experience with Helm and GitOps workflows.
  • Experience implementing Kubernetes multi-tenant security controls, namespace isolation, network policies, and Open Policy Agent.
  • Proven ability to troubleshoot complex performance and reliability issues across infrastructure and workloads.
  • Experience using Prometheus, Grafana, and OpenTelemetry for cluster monitoring and health observability.
  • Strong communication and collaboration skills with internal platform users.
  • Experience writing and maintaining technical documentation, runbooks, and post-incident reviews.

Benefits

  • Highly competitive compensation plus an annual discretionary bonus.
  • Lunch provided through Just Eat for Business and a dedicated barista bar.
  • 30 days of annual leave.
  • 9% company pension contributions.
  • Informal dress code and an excellent work/life balance.
  • Comprehensive healthcare and life assurance.
  • Cycle-to-work scheme.
  • Monthly company events.
  • London-based role with the engineering team at the company’s London headquarters.

Tech Stack

Categories

G-Re

About G-Re

1,001-5,000 employees
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