Kubernetes Platform Security Engineer (Contract)

Role Overview

We are seeking an experienced Kubernetes Security Engineer on a 12-month contract to strengthen the security of our Kubernetes platforms. This is a specialist role focused on Kubernetes networking, identity and runtime security.

What You Will Do

Designing, implementing, and operating Cilium-based networking and security controls, improving Cilium upgrade processes, implementing and scaling cluster mesh across Kubernetes environments, deploying and operationalising Tetragon for runtime security, and more.

Why It Might Be a Fit

We value engineers who bring curiosity, pragmatism and collaboration to their work, and who are motivated to grow continuously while helping those around them do the same.

Requirements

• Strong Linux systems engineering background with a security focus
• Deep hands-on experience with Cilium, including network policy design and troubleshooting
• Experience with zero-trust networking and securing Kubernetes clusters in production
• Strong understanding of Kubernetes internals, including networking, service identity, RBAC and multi-tenant cluster design
• Proficiency with Infrastructure as Code and configuration management tools such as Helm, Terraform or GitOps
• Ability to diagnose complex security, networking and performance issues
• Strong communication skills with ability to explain security trade-offs to non-security specialists
• Experience producing clear technical documentation, designs and runbooks

Benefits

• 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