DevOps Engineer

Coltech; England; Hybrid; GBP 101,000 - 166,000; Full time

Job summary

Coltech is seeking four DevOps / Platform Engineers for a Defence programme on a contract basis. The roles focus on Kubernetes and platform engineering within secure environments, with predominantly remote work and monthly on-site visits to Hampshire.

Candidates should have hands-on experience with cloud-native tech and security-conscious delivery. Ideal applicants will hold SC clearance and have strong Kubernetes skills, plus experience in platform environments, automation, and secure

Qualifications

• Defense/secure environment experience preferred
• Current SC clearance minimum
• Experience delivering in security-sensitive environments
• Proven track record building and supporting modern platform environments

Responsibilities

• Build, deploy and support secure cloud and containerised environments
• Work within a platform-focused engineering team on Defence programme
• Ensure compliance with security processes and standards
• Contribute to design and implementation of IaC and automated deployment practices

Skills

Platform engineering

AWS

Kubernetes

Docker

Terraform

ArgoCD

JFrog

Python

Rancher

Packer

Grafana

OpenTelemetry

Conventional Commits

Tools

Kubernetes

Docker

AWS

Terraform

ArgoCD

JFrog

Rancher

Packer

Grafana

OpenTelemetry

Ansible

VMware

Hyper-V

Job description

Contract | SC Cleared | 4 Positions | Predominantly Remote

We are looking for 4 experienced DevOps / Platform Engineers to join an established Defence programme on a contract basis. This is a great opportunity for engineers with strong Kubernetes and Platform Engineering experience who are comfortable working within secure, highly controlled environments.

The Role

You’ll be working as part of a platform-focused engineering team, helping to build, deploy and support secure cloud and containerised environments. We’re particularly interested in engineers who have worked within Defence, Government or security-focused projects/teams and understand the processes and standards associated with secure environments.

We’re looking for strong experience across:

• Platform Engineering / platform-based environments
• AWS
• Docker
• Terraform
• ArgoCD
• JFrog
• Python
• Rancher
• Packer
• Grafana
• OpenTelemetry
• Conventional Commits

DevOps / Platform Engineers Experience with any of the following would be beneficial:

• Ansible
• VMware / Hyper-V
• Design processes and technical design
• Previous Defence sector experience
• Experience within security-focused projects or teams
• Infrastructure as Code and automated deployment practices

DevOps / Platform Engineers Contract Details

Number of positions: 4

OUTSIDE IR35

Start: Mid-October 2026

Location: UK

Working pattern: Predominantly remote

On-site requirement: Hampshire approximately once per month

Security clearance: Current SC clearance required as a minimum

Who We’re Looking For

The ideal candidate will be an SC-cleared DevOps or Platform Engineer with significant hands-on Kubernetes experience and a background in building or supporting modern platform environments. Experience delivering within Defence or security-sensitive environments would be highly advantageous.

If you’re available to start in October and match the above requirements, we’d be keen to hear from you.