Mainframe/cobol programmer and analyst

Mainframe Programmer / Technical Analyst

Overview

The Mainframe Programmer / Technical Analyst is responsible for the development, maintenance, and support of core enterprise applications running on IBM z/OS environments. This role combines hands-on programming with systems analysis, ensuring that business requirements are translated into stable, scalable mainframe solutions.

Key Responsibilities

• Analyze business and technical requirements to design, develop, test, and implement mainframe application enhancements.
• Write, modify, and debug COBOL, JCL, VSAM, and related mainframe components.
• Maintain and optimize existing batch and online systems, ensuring reliability, performance, and compliance with internal standards.
• Troubleshoot production issues, perform root-cause analysis, and implement long-term fixes.
• Collaborate with cross-functional teams including business analysts, QA, infrastructure, and operations.
• Support application lifecycle activities such as version control, documentation, and deployment.
• Participate in code reviews and contribute to continuous improvement of development practices.
• Ensure adherence to security, audit, and regulatory requirements.
• Provide on-call and after-hours support when required.

Required Qualifications

• Proven experience in mainframe application development in an enterprise environment.
• Strong proficiency with COBOL, JCL, TSO/ISPF, VSAM, and utilities such as SORT.
• Familiarity with DB2 or other mainframe databases, including SQL.
• Understanding of batch scheduling tools (CA7, Control-M, or similar).
• Experience with debugging and performance-tuning tools.
• Ability to analyze complex systems, identify gaps, and propose practical solutions.
• Solid understanding of SDLC methodologies (Agile or Waterfall).
• Strong problem-solving and communication skills.
• Language: Dutch and English is must, and French is a plus

Preferred Qualifications

• Experience with CICS transaction processing.
• Knowledge of ChangeMan, Endevor, or similar code-management tools.
• Exposure to modernization projects (API enablement, rehosting, replatforming).
• Understanding of DevOps concepts within a mainframe context.
• Background in financial services, insurance, government, or other large-scale industries using z/OS systems.

Education

• Bachelor's degree in Computer Science, Information Systems, Engineering, or equivalent work experience.