Senior Security Engineer; Cloud & Kubernetes

We’re supporting one of the most ambitious cyber transformation programmes currently underway in the trading technology space.

My client is looking to hire a hands‑on Security Engineer to lead key work streams across Kubernetes and Cloud Security.

This is a rare opportunity to join during a major build phase and take ownership of security engineering initiatives that will shape the firm’s future platform security posture.

• Securing Kubernetes environments
• Performing cloud security assessments and remediation
• Improving CI/CD and software supply chain security
• Hardening infrastructure‑as‑code deployments
• Implementing container and image security controls
• Working directly with engineering teams on real security improvements

• Strong hands‑on security engineering experience
• Background in cloud security, Dev Sec Ops , platform security or infrastructure security
• Experience with scripting/automation
• Exposure to Kubernetes, cloud environments, CI/CD or IaC security
• Engineers who can build, improve and implement, not just advise

Kubernetes, Terraform, Azure/AWS/GCP, CI/CD, Dev Sec Ops , container security, infrastructure-as-code, cloud architecture, scripting.

• Massive cyber investment programme
• High ownership role
• Greenfield security engineering work
• Opportunity to shape long‑term cloud and platform security strategy
• Strong engineering culture

Beyond the technical skillset, the team is looking for engineers who are naturally curious and genuinely enjoy solving difficult technical problems.

• Love tackling complex challenges and figuring things out
• Enjoy solving puzzles and working through ambiguity
• Be intellectually curious and constantly looking to improve systems and processes
• Thrive in environments where not everything is fully defined from day one
• Be comfortable building, iterating and evolving solutions as projects develop
• Enjoy thinking creatively and developing innovative solutions to difficult security problems
• Take ownership and proactively drive improvements rather than waiting for direction

This environment will suit people who enjoy fast‑moving engineering cultures, greenfield problem solving, and having real influence over technical direction.

Before applying, please make sure you are comfortable working 5 days per week in London.