Senior Mainframe Developer

7 days ago

Pune, Maharashtra, India Mlogica Full time ₹ 4,80,000 - ₹ 9,60,000 per year

We are seeking a highly skilled Senior Mainframe Developer with deep expertise in legacy mainframe technologies and hands-on experience in mainframe modernization and migration initiatives. The ideal candidate will excel in both maintaining mission-critical mainframe applications and guiding modernization efforts toward distributed or cloud platforms.

Key Responsibilities

Mainframe Development & Maintenance

  • Design, develop, enhance, and support applications using COBOL, JCL, CICS, DB2, VSAM, and related mainframe components.
  • Perform code reviews, debugging, performance tuning, and optimization for both batch and online programs.
  • Utilize mainframe utilities and tools such as Abend-AID, Xpediter, File-Aid, Endevor/Changeman, etc.

Mainframe Modernization & Migration

  • Contribute to or lead mainframe-to-cloud or distributed modernization programs (AWS/Azure/GCP or on-prem servers).
  • Conduct assessment and analysis of legacy systems to identify modernization paths (rehost, replatform, refactor, or rewrite).
  • Support data migration, mapping, conversion, and validation from mainframe data sources (DB2, VSAM) to modern databases.
  • Work closely with architects to define end-state designs and modernization frameworks.

Technical Leadership & Collaboration

  • Provide technical direction to team members throughout the SDLC.
  • Collaborate with architects, business analysts, QA engineers, and infrastructure teams to ensure successful delivery.
  • Prepare detailed technical documentation and migration plans.

Quality Assurance & Support

  • Ensure adherence to coding standards, security guidelines, and compliance frameworks.
  • Support testing cycles, production deployments, and handle critical production issues (L2/L3 support).
  • Participate in design and code reviews to ensure quality and consistency.

Required Qualifications

  • 10+ years of experience in mainframe application development.
  • Strong proficiency in COBOL, JCL, CICS, DB2, VSAM.
  • Proven experience in mainframe modernization or migration projects.
  • Strong understanding of z/OS, batch processing, transaction processing, and performance tuning.
  • Experience with tools such as Endevor/Changeman, Abend-Aid, Xpediter, File-Aid, etc.
  • Excellent analytical and problem-solving skills.
  • Strong communication and documentation capabilities.

Preferred Qualifications (Added Advantage)

  • Experience with Assembler (HLASM) programming for performance-critical or low-level system interactions.
  • Exposure to replatforming or refactoring mainframe workloads.
  • Knowledge of modern technologies such as Java/.NET microservices, REST APIs, or cloud platforms (AWS, Azure, GCP).
  • Familiarity with DevOps tools (Git, Jenkins, UCD, Bitbucket) and CI/CD processes.
  • Experience working in Agile (Scrum/SAFe) environments.

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