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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Senior DevOps Engineer - **Company:** Oxford Dynamics - **Location:** Harwell, UK - **Experience:** Expert - **Salary:** £102,957.0 - **Contract:** Permanent contract - **Skills:** Amazon Web Services, Amazon Cloudfront, Amazon Elastic Compute Cloud, Amazon S3, Bash Shell, Cloud Computing, Cloud Computing Security, Continuous Integration, Linux, DevOps, Distributed Systems, Github, Identity and Access Management, Industry Standard Architecture, Python (Programming Language), Cisco Nexus Switches, Octopus Deploy, OpenShift, Open Web Application Security, Performance Tuning, Prometheus, Systems Integration, Scripting, Istio, System Availability, Delivery Pipeline, Amazon Virtual Private Cloud (VPC), Cloudformation, SC Clearance, Containerization, Kubernetes, Machine Learning Operations, Cloudwatch, Terraform, Devsecops, Docker, Static Application Security Testing, Dynamic Application Security Testing - **Published:** September 5, 2026 - **Apply:** https://www.adzuna.co.uk/jobs/details/5870797726 ## About the Role Security clearance: You must be eligible for UK security clearance (BPSS and SC). We require applicants to hold a UK passport and 5 years of continuous UK residency. We can sponsor clearance for the right candidate, and an active, transferable SC is an advantage; DV is a further advantage. If you are not eligible, we will not be able to progress your application., Oxford Dynamics is a small team who rely on a collaborative and positive approach and so the right attitude for this role is equally as important as experience. We are at an important stage and time in our growth, and as a Senior DevOps Engineer you will be an essential part of our success, We are looking for a seasoned DevOps professional with deep hands-on expertise in AWS, Kubernetes and modern CI/CD who can also drive cloud-native security. You will design, build and audit scalable infrastructure, automate delivery pipelines and champion cost-efficient, highly available platforms while owning key processes that will help OD remain compliant with our various certifications also, * Proven experience in DevOps / SRE, with recent focus on AWS cloud engineering. * Expert in AWS core services (EC2, VPC, IAM, S3, ALB/ELB, CloudFront, ECR/ECS, Control Tower) and security tooling (GuardDuty, IAM Identity Center, CloudWatch. * Strong Kubernetes (EKS/OpenShift) administration, Helm packaging and service-mesh know-how. * Strong on-prem Kubernetes setup and administration * Solid Nexus experience * Proficient in IaC (Terraform, Terraform Cloud, CloudFormation), containerisation (Docker, Docker Compose) and Linux systems. * Solid CI/CD engineering with GitHub Actions and Argo CD. * Experience integrating SAST and DAST best practices. * Scripting in Bash and Python or Go for automation * Demonstrated success delivering cloud cost-optimisation and high-security solutions for enterprise clients * Expertise in implementing SSO across a variety of industry standard software Preferred / Bonus * Experience with MLOps/LLMOps (Softwares such as Sagemaker, Kubeflow or ZenML) * Deployment of on-premise Kubernetes * Prometheus (or other stacks) observability * Experience with AWS Karpenter & Compute Optimizer * Compliance literacy - ISO 27001, NIST SSDF/OWASP SAMM, GDPR basics An active SC or DV clearance is a strong advantage for this role. ## Description * End-to-end cloud ownership - architect, implement and maintain multi-account, multi-region environments using IaC (Terraform, Helm). * Platform reliability & automation - manage Kubernetes clusters (EKS/OpenShift), container registries and service meshes; create GitHub Actions / Argo CD pipelines for zero-touch deployments. * Security hardening - lead security-posture reviews, implement GuardDuty, CloudWatch and IAM best practices. * SRE & monitoring - uphold SLAs through observability stacks, proactive alerting and performance tuning of distributed systems. * Collaboration & enablement - automate repetitive tasks, mentor developers and champion DevSecOps best practice across teams. * Policy & audit ownership - steward the regular audits we need to put in place to remain compliant with industry standards ensuring provenance. * Backup & DR - design AWS Backup plans, run annual restore drills, maintain RPO/RTO dashboards. * Capacity & cost optimisation - run the monthly Capacity & Availability Checklist; leverage Compute Optimizer, Savings Plans and Graviton * Drift detection - operate Terraform/Helm drift alerts, AMI & container image pipelines with Inspector v2 scanning. * Incident & hot-fix response - coordinate emergency changes, rollbacks and post-incident reviews What you can bring to Oxford Dynamics A collaborative and supportive attitude to work is essential for this role. You will be expected to operate at multiple levels within the company, with a strong focus on delivery and attention to detail. 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