Contract
DevSecOps Engineer
CBSbutler Holdings Limited trading as CBSbutler
City of London
Posted: 06 August 2026 (Today)
Closing date: 05 September 2026
Ref: 225462933
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 (url removed) and I will get in touch.
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