Python Developer (DevOps Experience Mandatory)
GCS · Norton, Sheffield ·
- Category
- Devops
- Experience
- 3+ years
Salary: £25,000 - 50,000 per year
Requirements:- 7+ years of engineering experience, including 3+ years in a CI/CD platform or DevSecOps role.
- Strong Jenkins and Groovy shared library expertise.
- Advanced Python development experience, including best coding practices, APIs, JSON/YAML processing, and tooling scripts; key projects should be demonstrated in the CV.
- Deep knowledge of Maven, NPM, and Python packaging, with exposure to Helm, Terraform, and container image metadata.
- Experience with supply-chain security concepts such as SLSA, CycloneDX SBOMs, and digests.
- Experience with SonarQube, Sonatype IQ, and container and SAST scanning.
- Proven performance tuning experience, including caching, parallelization, and dependency pruning.
- Compliance awareness.
- Nice-to-have: artifact signing and attestations experience, including cosign and OCI.
- Nice-to-have: Terraform module and Helm chart publishing patterns.
- Nice-to-have: GitOps or release automation experience.
- Nice-to-have: GCP or AWS cloud experience.
- We design and maintain Groovy pipeline steps for build, test, package, scan, and deploy workflows.
- We extend Python tooling for SLSA provenance, SBOM generation, hash and digest accuracy, and security scan aggregation.
- We optimize pipeline performance through parallel builds, caching, scope-reduced BOMs, and dependency prefetch.
- We ensure artifact integrity through correct SHA1 and SHA256 mapping, reproducible inputs, and evidence modeling.
- We refactor legacy scripts by removing global state, consolidating hashing, and standardizing templates.
- We document ci-config.yaml standards and usage patterns.
- We mentor engineers on secure pipeline development and supply-chain practices.
- We troubleshoot and prevent pipeline incidents.
- AWS
- CI/CD
- Cloud
- DevSecOps
- GCP
- GitOps
- Groovy
- Helm
- JSON
- Java
- Jenkins
- Maven
- NPM
- Python
- Security
- Terraform
- NodeJS
More:
We own and evolve our Jenkins Shared Library, powering multi-language builds across Java/Maven, Node/NPM, Python, Helm, Terraform, and containers. We deliver fast, secure, provenance-rich pipelines with SLSA, SBOMs, and digests, and we strengthen supply-chain integrity across teams. GCS is acting as an Employment Business in relation to this vacancy.
last updated 40 week of 2026