Mainframe Application Developer

Tekskills Inc.; Mumbai; On-site; INR 1,200,000 - 1,800,000; Full time

Job summary

Tekskills Inc., Mumbai, is seeking a skilled Mainframe Application Developer with strong COBOL, JCL, DB2 and CICS expertise. You will design, develop, test, and maintain core mainframe applications while contributing to production support and data migration efforts.

The role requires analyzing business requirements, performing performance tuning, and collaborating with BAs, QA, and other developers to deliver robust solutions. Immediate joiners or short notice candidates are preferred.

Qualifications

• Experience in mainframe COBOL, JCL, DB2 and CICS development.
• Experience in production support and troubleshooting.
• Experience in data migration testing and data architecture.
• Familiarity with unit, system, integration testing and UAT.

Responsibilities

• Design, develop, test, and maintain mainframe applications using COBOL, JCL, DB2, and CICS.
• Analyze business requirements and translate them into technical solutions.
• Provide production support and resolve application defects.
• Perform application performance tuning and optimization.
• Conduct unit, system, integration testing and support UAT.
• Maintain technical documentation for code changes and processes.
• Collaborate with BAs, QA teams, and developers to deliver high-quality solutions.
• Participate in mainframe modernization and integration initiatives.

Skills

COBOL

JCL

DB2

CICS

Data Architecture

Data Modeling

Data Migration Testing

Application Development

Production Support

Performance Tuning

Unit Testing

System Testing

Integration Testing

UAT

Job description

Role

Mainframe Application Developer

Notice Period

Immediate joiners or short notice candidates preferred

Job Description

We are looking for a skilled Mainframe Application Developer with strong expertise in COBOL, JCL, DB2, and CICS. The ideal candidate should have experience in application development, production support, data architecture, data migration testing, and performance optimization.

Key Responsibilities

• Design, develop, test, and maintain mainframe applications using COBOL, JCL, DB2, and CICS.
• Analyze business requirements and convert them into technical solutions.
• Provide production support, troubleshoot issues, and resolve application defects.
• Perform application performance tuning and optimization.
• Conduct unit testing, system testing, integration testing, and support UAT.
• Maintain technical documentation for code changes and processes.
• Collaborate with Business Analysts, QA teams, and developers to deliver high-quality solutions.
• Participate in mainframe modernization and integration initiatives.

Mandatory Skills

• COBOL
• JCL
• DB2
• CICS
• Data Architecture & Modeling
• Data Migration Testing
• Application Development
• Production Support
• Performance Tuning
• Unit Testing
• System Testing
• Integration Testing
• UAT