Backend Engineer – Mainframe & COBOL

Responsibilities

• 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.

Requirements

• 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.