Kubernetes Platform Engineer

We tackle the most complex problems in quantitative finance by bringing scientific clarity to financial complexity.

From our London HQ we unite world-class researchers and engineers in an environment that values deep exploration and methodical execution because the best ideas take time to evolve. Together were building a world-class platform to amplify our teams most powerful ideas.

As part of our engineering team youll shape the platforms and tools that drive high-impact research designing systems that scale accelerate discovery and support innovation across the firm.

Take the next step in your career.

The role

We areseekinga Kubernetes engineer to join our London engineering this roleyoullplay a pivotal part in shaping the platforms that enable our research and trading teams to runcutting-edgeworkloads at scale.

You willbe responsible fordesigning building andoperatingmatureKubernetes-based infrastructure that issecure resilient and highly automated ensuring it can support a wide range of demanding compute requirements.

Our environment spans everything fromGPU-intensive machine-learning model trainingtoultra-low-latency trading workloads requiring meticulous attention to performance reliability and closely with researchers engineers and traders to deliver platforms that not only meet immediate needs but alsoanticipatefuture growth and innovation.

Key responsibilities of the role include:

• Design andoperatecustom Kubernetes operators/controllersto automate infrastructure beyond off-the-shelf solutions.

• Guarantee multi-tenant security and isolation enforcing RBAC and policies with OPA/Gatekeeper.

• EngineerGitOps-driven CI/CD pipelines (ArgoCDFluxCD)for safe auditable changes.

• Drive Infrastructure as Code practices with Terraform and Helmfor reliable andrepeatablebuilds.

• Heavily embed observability using Prometheus Grafana andOpenTelemetryto make systems measurable and reliable.

• Stay ahead of Kubernetes evolution by testing and adopting new versions and features early.

• Collaborate with teamsacross the business refining requirements challengingassumptionsand prioritisingdeveloperexperience.

• Contribute to an on-call rotationtake ownership ofincidentssolveproblems openly and share responsibilityin a no blame culture.

• Capture and share knowledge writing clear runbooks postmortems and design documentation.

Who are we looking for

The ideal candidate will have the following skills and experience:

• Strong Linux systemengineering background.

• Great programming ability in Go or Python ideally with experience building Kubernetes operators or controllers.

• Strong understanding ofKubernetes internals including CRDs RBAC custom controllers and scheduler extensions.

• Hands-on experience with Helm andGitOpsworkflows.

• Experience implementingmulti-tenant security controlsin Kubernetes including namespace isolation network policiesandOpenPolicy Agent.

• Proven ability to troubleshoot complex performance and reliability issues across infrastructure and workloads.
• Experiencewithobservability tools such asPrometheusGrafanaandOpenTelemetrytomonitorcluster metrics and health.

• Great communicationskills with experience collaborating with internal platform users to gather feedback and deliver improvements.

• Experience writing andmaintainingtechnical documentation runbooks and post-incident reviews.

Why should you apply

• Highly competitive compensation plus annual discretionary bonus
• Lunch provided (via Just Eat for Business) and dedicated barista bar
• 30 days annual leave
• 9% company pension contributions
• Informal dress code and excellent work/life balance
• Comprehensive healthcare and life assurance
• Cycle-to-work scheme
• Monthly company events

G-Research is committed to cultivating and preserving an inclusive work environment. We are an ideas-driven business and we place great value on diversity of experience and opinions.

We want to ensure that applicants receive a recruitment experience that enables them to perform at their best. If you have a disability or special need that requires accommodation please let us know in the relevant section