Czym będziesz się zajmować? Do you want to work for one of the world’s largest global banks? Want to be part its exciting digital transformation? Do you want to engineer incredible products for millions of customers?Well, our Client offers just that ☺︎Overview: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.What you will do: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 modeling)Refactor legacy scripts (remove global state, consolidate hashing, standardize templates)Document ci-config.yaml standards and usage patternsMentor engineers on secure pipeline development and supply-chain practicesTroubleshoot and prevent pipeline incidents

Kogo poszukujemy? Skills:7+ years engineering; 3+ in CI/CD platform or DevSecOpsStrong Jenkins + Groovy shared library expertiseAdvanced Python automation (JSON/YAML processing, tooling scripts)Deep Maven/NPM/Python packaging knowledge; exposure to Helm/Terraform and container image metadataSupply-chain security (SLSA, CycloneDX SBOM, digests)Experience with SonarQube, Sonatype IQ, container and SAST scanningProven performance tuning (caching, parallelization, dependency pruning)Compliance AwarenessNice to have:Artifact signing / attestations (cosign, OCI)GitOps or release automation experienceGCP/AWS cloud experienceWhat's in it for you?Prestigious position at one of the world's largest banksB2B contractHybrid work (6 days per month from the office in Cracow) and flexible working hoursWorking with cutting-edge IT technologiesPersonal growth and development opportunitiesPrivate healthcare coverage and multisport cardReferral program and company eventsRecruitment process: two meetings with hiring managers, followed by a phone screening with our recruiterHybrid work: 6 days per month from the office in Cracow