Java Mainframe Developer

Requirements:

• 10+ years of experience in mainframe development.
• Hands-on experience with COBOL, JCL, DB2, CICS, and VSAM.
• Strong SQL and database development experience.
• Experience with batch processing and online transaction processing.
• Ability to interpret business requirements and develop techno-functional solutions.
• Strong troubleshooting and problem-solving skills.
• Good communication and stakeholder collaboration skills.
• Additional skills in Java, Spring Boot, microservices, Kafka, Azure, or full-stack Java are preferred.

Responsibilities:

• Develop, enhance, and maintain COBOL mainframe applications for business processes.
• Design, build, and optimize JCL jobs for batch processing and scheduling.
• Develop and maintain DB2 programs, including SQL queries, data retrieval, and performance tuning.
• Develop and support CICS programs for real-time transaction processing.
• Manage VSAM files for data storage and access.
• Analyze business and functional requirements and translate them into technical solutions.
• Debug applications, troubleshoot issues, and identify root causes.
• Improve program and batch-process performance and reliability.
• Participate in testing, deployment, and production support.
• Collaborate with business analysts, technical teams, and other stakeholders.
• Prepare technical documentation and support knowledge transfer.
• Ensure solutions meet enterprise coding and quality standards.

Technologies:

• Azure
• CICS
• COBOL
• Support
• JCL
• Java
• Kafka
• SQL
• Spring
• Spring Boot
• VSAM
• microservices
• Cloud

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We are seeking an experienced Mainframe Developer to develop, maintain, and support enterprise applications in a mainframe environment. The role focuses on delivering reliable technical solutions for critical business processes.

last updated 43 week of 2026