Mainframe Developer

Position: Mainframe Developer

Contract: W2 Only

Responsibilities

• Design, develop, and maintain enterprise-level applications using COBOL, JCL, CICS, and DB2 on IBM Mainframe systems.
• Collaborate with cross-functional teams to gather requirements, perform impact analysis, and develop scalable batch and online systems.
• Develop and support complex business logic and data processing pipelines across large datasets in mainframe environments.
• Perform backend optimizations and data tuning on DB2 for performance and scalability.
• Integrate mainframe systems with external platforms using middleware technologies (MQ, SOAP, FTP).
• Participate in code reviews, testing cycles (unit, integration, regression), and production deployments.
• Use tools like Endevor, Changeman, or Panvalet for version control and deployment management.
• Work with QA teams and business analysts in Agile or hybrid Agile/Waterfall methodologies.
• Troubleshoot production issues, debug abends, and provide timely resolutions across multiple subsystems.
• Collaborate on modernization initiatives, including exposure to Java, APIs, and cloud-based tools.

Required Skills

• 10 12 years of experience in IBM Mainframe development.
• Strong proficiency in COBOL, JCL, DB2, CICS.
• Experience with VSAM, IMS, and batch/online processing.
• Proficient in SQL query optimization on DB2.
• Understanding of software development lifecycle and Agile practices.
• Familiar with unit testing strategies and integration testing on legacy systems.
• Exposure to Java, Spring Boot, REST APIs, and React (through training or modernization projects).
• Familiar with source control tools (Endevor, Panvalet), and versioning concepts.

Nice-to-Have

• Training or hands-on experience with Java, Spring Boot, or RESTful APIs.
• Exposure to JavaScript frameworks like Angular or React.
• Familiarity with Git, Jenkins, or DevOps concepts from modernization efforts.
• Basic knowledge of Docker, cloud platforms (AWS/Azure), or API gateways.
• Understanding of secure data handling and integration across platforms.

Soft Skills

• Strong analytical and problem-solving skills developed through decades of maintaining mission-critical systems.
• Excellent communication skills with cross-functional teams, including business analysts, testers, and infrastructure teams.
• Proven ability to learn new technologies and adapt to evolving project requirements.
• Reliable, detail-oriented, and committed to delivering high-quality solutions in high-stakes environments.