DevOps Engineer

Ref: BBBH66959_1779960707

DevOps Engineer

Whitehall Resources are looking for a DevOps Engineer. This role is hybrid working with 3 days per week onsite in Sheffield, and the remainder remote working for an initial 4 month contract.

***Inside IR35***

Job Description:
– Own and evolve our Jenkins Shared Library powering multi-language builds (Java/Maven, Node/NPM, Python, Helm, Terraform, containers).
– Deliver fast, secure, provenance-rich pipelines (SLSA, SBOM, digests) and strengthen supply chain integrity across teams.

Core Responsibilities:
– Design and maintain Groovy pipeline steps (build, test, package, scan, deploy)
– Extend Python tooling for SLSA provenance, SBOM generation, hash/digest accuracy, and security scan aggregation (SonarQube, Sonatype IQ, SAST/Container).
– Optimize performance (parallel builds, caching, scope-reduced BOMs, dependency prefetch).
– Ensure artifact integrity (correct SHA1/SHA256 mapping, reproducible inputs, evidence modelling).
– Refactor legacy scripts (remove global state, consolidate hashing, standardize templates).
– Document ci-config. yaml standards and usage patterns.
– Mentor engineers on secure pipeline development and supply-chain practices. Troubleshoot and prevent pipeline incidents.

Essential Skills:
– 7+ years engineering; 3+ in CI/CD platform or DevSecOps.
– Strong Jenkins + Groovy shared library expertise.
– Advanced Python automation (JSON/YAML processing, tooling scripts).
– Deep Maven/NPM/Python packaging knowledge; exposure to Helm/Terraform and container image metadata.
– Supply-chain security (SLSA, CycloneDX SBOM, digests).
– Experience with SonarQube, Sonatype IQ, container and SAST scanning.
– Proven performance tuning (caching, parallelization, dependency pruning). Compliance Awareness.

Nice-to-Have:
– Artifact signing / attestations (cosign, OCI).
– Terraform module and Helm chart publishing patterns.
– GitOps or release automation experience.
– GCP/AWS cloud experience

All of our opportunities require that applicants are eligible to work in the specified country/location, unless otherwise stated in the job description.

Whitehall Resources are an equal opportunities employer who value a diverse and inclusive working environment. All qualified applicants will receive consideration for employment without regard to race, religion, gender identity or expression, sexual orientation, national origin, pregnancy, disability, age, veteran status, or other characteristics.

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