> Markdown version of [/jobs/ext/2227620-mainframe-dbb-developer](https://www.wearedevelopers.com/jobs/ext/2227620-mainframe-dbb-developer). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Mainframe DBB Developer - **Company:** Cliff Services Inc - **Location:** United States (Remote available) - **Experience:** Expert - **Contract:** Permanent contract - **Skills:** Application Programming Interfaces (APIs), Agile Methodology, Unit Testing, Customer Information Control System (CICS), COBOL (Programming Language), Code Review, Continuous Integration, IBM DB2, Software Debugging, DevOps, Endevor, Job Control Language (JCL), Rexx (Programming Language), Mainframes, Shell Script, Virtual Storage Access Methods, Z/OS, Git, Information Technology, Software Version Control, Jenkins - **Published:** August 25, 2026 - **Apply:** https://www.dice.com/job-detail/5675accb-2301-4b7a-9079-1f67ac756bb3 ## About the Role Strong experience in Mainframe Development Hands-on experience with: COBOL JCL DB2 VSAM CICS Experience with IBM Developer for z/OS (IDz) Experience with Dependency Based Build (DBB) - MUST Git, Jenkins, and CI/CD pipelines Understanding of Endevor/Changeman version control Experience working in Agile environment Good debugging and problem-solving skills, Bachelor's degree in Computer Science or related field Experience with z/OS modernization projects Knowledge of REXX and Shell scripting Exposure to APIs and mainframe integration tools Banking/Insurance domain experience is a plus ## Description Develop and maintain mainframe applications using COBOL, JCL, DB2, and CICS Work with IDz for development and debugging activities Implement and maintain DBB build pipelines Integrate mainframe applications with DevOps and CI/CD tools Perform code reviews, unit testing, and deployment support Analyze production issues and provide fixes Collaborate with cross-functional teams and business stakeholders Ensure coding standards and best practices are followed ## Related Videos - [Building with IBM Bob](https://www.wearedevelopers.com/videos/100275-building-with-ibm-bob) - [From DevOps to Scaled DevOps: How We’re Rebuilding Continuous Delivery as a Platform](https://www.wearedevelopers.com/videos/100018-from-devops-to-scaled-devops-how-we-re-rebuilding-continuous-delivery-as-a-platform) - [How a Small Team Shrank a Microsoft Monorepo by 94%](https://www.wearedevelopers.com/videos/1236-how-a-small-team-shrank-a-microsoft-monorepo-by-94) - [Grappling With Clunky Old Software? Start by Understanding What’s Inside!](https://www.wearedevelopers.com/videos/1189-grappling-with-clunky-old-software-start-by-understanding-what-s-inside) - [DevOps Maturity Check – a way to balance autonomy and alignment](https://www.wearedevelopers.com/videos/58-devops-maturity-check-a-way-to-balance-autonomy-and-alignment) - [Git for Code Reviews](https://www.wearedevelopers.com/videos/429-git-for-code-reviews) ## Related Articles - [How We Built a Worry-Free System That Runs for 10+ Years – And What We’d Do Again](https://www.wearedevelopers.com/magazine/751-how-we-built-a-worry-free-system-that-runs-for-10-years-and-what-we-d-do-again) - [Dev Digest 162: AI careers, MCP, AWS best practices & floppy sweaters](https://www.wearedevelopers.com/magazine/571-dev-digest-162-ai-careers-mcp-aws-best-practices-floppy-sweaters) - [Dev Digest 166: Sycophancy, Zip bombs and AI Native Development](https://www.wearedevelopers.com/magazine/585-dev-digest-166-sycophancy-zip-bombs-and-ai-native-development) - [Dev Digest 156: Enterprise dead, all about Bluesky and <img> CC theft!](https://www.wearedevelopers.com/magazine/552-dev-digest-156-enterprise-dead-all-about-bluesky-and-img-cc-theft) - [The Best Software Developer Blogs to Read](https://www.wearedevelopers.com/magazine/156-the-best-software-developer-blogs-to-read) - [Dev Digest 132 - Binging WADFlix?](https://www.wearedevelopers.com/magazine/473-dev-digest-132-binging-wadflix)