​DevOps Engineer - Contract Inside IR35, Hybrid position in Sheffield

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).

• Optimise performance (parallel builds, caching, scope-reduced BOMs, dependency prefetch).

• Ensure artifact integrity (correct SHA1/SHA256 mapping, reproducible inputs, evidence modeling).

• Refactor legacy scripts (remove global state, consolidate hashing, standardize templates).

• Document ci-config.yaml standards and usage patterns.

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

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Apply now!