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Senior Cobol Developer [DJNT] - Test Company

Information Technology

2 hours ago8 views

Join a dynamic, rapidly-growing technology company dedicated to empowering organizations and building lasting partnerships. We focus on driving innovation, championing inclusivity, and enabling our teams to create positive impact through effective digital engagement. As our legacy systems and integration initiatives expand, we are seeking a proactive and experienced Middle COBOL Developer to maintain, modernize, and integrate mission-critical mainframe applications that support our business operations.


🧩 Position Overview


As a Middle COBOL Developer, you will be responsible for the development, maintenance, and enhancement of COBOL-based applications running on mainframe platforms. You will collaborate with product owners, backend and integration engineers, QA, and operations teams to deliver reliable, performant, and well-tested solutions. This role values pragmatic problem solving, strong attention to detail, and an ownership mindset in a fast-paced, inclusive environment. ✅ Required Qualifications

  • Bachelor's degree in Computer Science, Information Systems, or a related field, or equivalent practical experience.
  • Minimum 3--5 years of hands-on COBOL development experience on mainframe platforms.
  • Proven experience with JCL and at least one of CICS, IMS, VSAM, or DB2.
  • Solid debugging, troubleshooting, and problem-solving skills in production mainframe environments.

⭐️ Nice to Have

  • Experience with modernizing mainframe applications (automated code analysis, refactoring tools, replatforming strategies, or decomposition to services).
  • Knowledge of automated testing frameworks, CI/CD practices for mainframe delivery, or source control integrations used with mainframes. 🎯 Key Responsibilities

Design, develop, test, and maintain COBOL programs and associated batch and online processes on mainframe systems.


Analyze and translate business requirements into maintainable technical designs that align with system constraints and scalability needs.


Develop and maintain JCL job streams; implement and troubleshoot integrations with CICS, IMS, VSAM, DB2, and other mainframe subsystems to ensure accurate end-to-end data processing.


Build and maintain interfaces between mainframe applications and distributed systems using MQ, REST/SOAP APIs, web services, or batch file exchanges.

  • Experience
    Required
  • Employment
    Part-time

pin icon1016, Amsterdam

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Software DeveloperAmsterdam

11-50 Employees

Hiring on JOB TODAY since February, 2026

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Velora T.Active 2 days ago
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