DevX Build Pipeline/DevOps Engineer

Salary: £60,000 - 90,000 per year

Requirements:

• 7 years of engineering experience, including 3 years in a CI/CD platform or DevSecOps role
• Strong Jenkins Groovy shared library expertise
• Advanced Python automation experience, including JSON/YAML processing and tooling scripts
• Deep Maven, NPM, and Python packaging knowledge
• Exposure to Helm, Terraform, and container image metadata
• Supply-chain security experience, including SLSA, CycloneDX SBOMs, and digests
• Experience with SonarQube, Sonatype IQ, container scanning, and SAST scanning
• Proven performance tuning experience, including caching, parallelization, and dependency pruning
• Compliance awareness
• Precise communication and documentation discipline
• Ownership mindset and ability to operate with minimal supervision
• Terraform module and Helm chart publishing patterns knowledge is nice to have
• GitOps or release automation experience is nice to have
• GCP or AWS cloud experience is nice to have
• Artifact signing and attestations experience, such as cosign and OCI, is nice to have

Responsibilities:

• Own and evolve our Jenkins Shared Library powering multi-language builds across Java/Maven, Node/NPM, Python, Helm, Terraform, and containers
• Design and maintain Groovy pipeline steps for build, test, package, scan, and deploy
• Extend our Python tooling for SLSA provenance, SBOM generation, hash and digest accuracy, and security scan aggregation
• Optimize pipeline performance through parallel builds, caching, scope-reduced BOMs, and dependency prefetching
• Ensure artifact integrity through correct SHA1/SHA256 mapping, reproducible inputs, and evidence modeling
• Refactor legacy scripts by removing global state, consolidating hashing, and standardizing templates
• Document ci-config.yaml standards and usage patterns
• Mentor engineers on secure pipeline development and supply-chain practices
• Troubleshoot and prevent pipeline incidents
• Assess the current shared library structure and supporting modules during the first 30 days
• Work through user-reported issues to understand critical parts of the pipeline and configuration options
• Identify bugs, classify them, and develop hot fixes
• Deliver small features and improvements to the pipeline code

Technologies:

• AWS
• CI/CD
• Cloud
• DevSecOps
• GCP
• GitOps
• Groovy
• Helm
• JSON
• Java
• Jenkins
• Maven
• NPM
• Python
• Security
• Terraform
• NodeJS
• DevOps
• Support

More:

We are offering a contract role running until 30/11/2026, based in a hybrid setup in Sheffield with 3 days onsite and additional travel to other UK offices. The role is inside IR35, with a rate of up to £538.20 per day via umbrella. We are reviewing all profiles against the required skills and experience, and due to the high number of applications we will only be able to respond to successful applicants in the first instance. We thank you for your interest and the time taken to apply. If you receive suspicious outreach claiming to be from us, please contact us via the ManpowerGroup website.

last updated 38 week of 2026