DevSecOps Engineer – Terraform Sentinel Policy Developer

DevSecOps Engineer – Terraform Sentinel Policy Developer
Remote (Occasional travel to London or Edinburgh)
Contract | 6 Months

Rate:

£550 / £575 per day | Immediate Start – Outside IR35

Secure the Future of Cloud Development — One Policy at a Time
Are you a hands-on DevSecOps engineer with a passion for embedding security into the development lifecycle? Do you thrive in high-impact environments where your code shapes how cloud platforms are governed?
Join one of Europe’s top DevOps consultancies — a digital transformation leader trusted by major enterprises across the public and private sector. We're looking for a

Terraform Policy Developer with Sentinel experience

to help design and implement the next generation of cloud controls for a flagship client.

The Mission
You’ll play a critical role in developing security policies as code, enabling safe, scalable, and developer-friendly adoption of public cloud infrastructure. This is your chance to help a major organisation “shift security left” — catching misconfigurations and vulnerabilities before they go live.

What You'll Do
✨

Develop 20 new Sentinel policies

aligned with AWS best practices and existing Terraform control rules
Use an existing automated testing framework to validate policy behaviour and fail scenarios
️ Demo and hand over policies to internal platform teams and customers
Write clear and practical developer and customer documentation
Showcase policy capabilities across public cloud teams
Lead hands-on sessions with users to drive adoption and gather feedback
Contribute to broader cloud control strategy and parity between Terraform and Sentinel frameworks

Tech Stack & Environment
Terraform (HCL)

– infrastructure as code
Sentinel

– policy as code (Terraform Cloud/Enterprise)
Python

– scripting and automation
GitLab

– CI/CD pipelines and source control
AWS

– primary cloud provider (Azure coming soon)
Security Frameworks

– AWS Foundational Best Practices

Who You Are
✅ An experienced DevSecOps or Platform Engineer with a strong grasp of cloud security automation
✅ You’ve written and deployed Sentinel policies and understand how to enforce security guardrails at scale
✅ Strong working knowledge of Terraform, GitLab, and cloud-native architecture (AWS preferred)
✅ Able to demo, document, and explain your work to engineers, security teams, and stakeholders
✅ Autonomous, collaborative, and comfortable with fast-moving environments

Bonus Points For
Experience with AWS Security Lake
Familiarity with multi-cloud environments
Understanding of Cactus (internal Terraform module library)
Previous experience in public sector or regulated industries

Why Join Us?
Work with a visionary public cloud platform team on a mission to automate and scale security
Collaborate with a tight-knit group of high-calibre engineers solving real-world challenges
Own policy development from discovery to release
Be part of building a developer-friendly security framework
Long-term potential and pipeline of exciting cloud transformation projects

Ready to apply your DevSecOps expertise where it really matters?
Send us your CV today and help reshape cloud security — one line of policy code at a time.

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