Job

Job

DevSecOps Engineer

Job type:Contract
Town/City:City of London
County:Greater London
Salary/Rate:£600 - £650 per day + Inside IR35 Hybrid working
Business Sector:IT
Job ref:BBBH154784
Post Date:August 06, 2026

DevSecOps Engineer - DV cleared

+12 months +

+4 days a week on site in London

+DV cleared - Sole Britsh nationals only due to the nature of the project

+Inside IR35

+£600 - £650 a day

We're partnering with the Ministry of Defence through our Managed Services on a major AI programme that will play a significant role in supporting future defence capabilities. We're looking for a DV Cleared DevSecOps Engineer to help build, secure and operate the platforms and delivery pipelines that underpin this mission-critical work, based on-site in London 4 days per week.

Key tech / tools

  • Python
  • React
  • MongoDB
  • Palantir
  • Kubernetes
  • VMware
  • AWS & Azure

What you'll be doing

  • Building and maintaining secure CI/CD pipelines and DevSecOps tooling across cloud and on-prem environments.
  • Supporting containerised platforms (Kubernetes) including deployment, hardening, upgrades, and operational stability.
  • Implementing and improving security controls across the delivery lifecycle (secure-by-default build, release and runtime).
  • Working with engineering teams to enable secure delivery of services and internal tooling (including Python/React components where needed).
  • Supporting platform and environment work spanning VMware, AWS, and Azure.
  • Working with data/platform teams using MongoDB and Palantir in a secure setting.

Essential experience (must-have)

  • Active DV clearance and ability to work on-site in London.
  • Strong hands-on DevSecOps / Platform Engineering background in secure environments.
  • Practical experience with:
    • Kubernetes
    • AWS and/or Azure
    • Python
    • VMware

If you'd like to discuss this role in further detail, please send your updated CV to chloe.manerowski@cbsbutler.com and I will get in touch.