> Markdown version of [/jobs/ext/4551285-backend-engineer-mainframe-cobol](https://www.wearedevelopers.com/jobs/ext/4551285-backend-engineer-mainframe-cobol). 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). --- # Backend Engineer - Mainframe & COBOL - **Company:** Pauwels Consulting - **Location:** Sint-Jans-Molenbeek, Belgium - **Experience:** Expert - **Contract:** Permanent contract - **Skills:** Agile Methodology, COBOL (Programming Language), IBM DB2, Programming Tools, Github, Revision Control Systems, Mainframes, Pl/i, Reliability of Systems, Backend, EGL (Enterprise Generation Language) - **Published:** November 4, 2026 - **Apply:** https://europa.eu/eures/portal/jv-se/jv-details/YTg1NzUyZWQtZWY3Zi00MGE5LThjMDMtYjJkOWYwN2JhNDM4IDM?lang=en ## About the Role * 5+ years of experience in backend development within a mainframe environment. * You have solid technical expertise in COBOL, PL/1, EGL, and DB2. * You bring experience with development and versioning tools such as IDz workbench, Changeman, and GitHub. * You possess the ability to translate business needs into functional and technical specifications. * You're experienced in working with Agile methodologies in complex environments. * You are proactive, analytical, and capable of working independently while collaborating with diverse stakeholders. * You are fluent in Dutch and English. Nice to Haves * Experience in financial markets and investment banking. ## Description * Translate functional requirements into detailed technical designs and program structures. * Develop and maintain backend software using mainframe technologies and modern development tools. * Create and execute comprehensive test cases and perform technical integration testing. * Conduct self and peer code reviews to maintain high quality and performance standards. * Analyze and resolve incidents and defects to ensure system reliability. * Participate in a standby rotation to ensure continuous service availability.