Mainframe Developer

7 hours ago

Hyderabad, Telangana, India T D Newton & Associates Full time ₹ 6,00,000 - ₹ 18,00,000 per year

Job Summary

We are looking for a seasoned Mainframe Developer to join our team. The ideal candidate will design, develop, maintain, and enhance mission-critical mainframe applications. In addition to strong skills in COBOL, JCL and mainframe technologies, this role requires hands-on experience in CI/CD pipelines, automation, and DevOps practices to accelerate delivery and improve reliability.

Key Responsibilities

  • Design, develop, test, debug and maintain mainframe applications (primarily in COBOL) in a large-scale transactional environment.
  • Create, modify, and optimize JCL scripts / jobstreams for batch processing jobs.
  • Work with tools and utilities in a z/OS environment (e.g. TSO/ISPF, SDSF, JES, utilities).
  • Integrate with online mainframe transactions (e.g. CICS, IMS) and backend batch systems.
  • Participate in design & architecture discussions, and translate functional requirements into technical designs.
  • Implement unit testing, integration testing, and performance tuning of mainframe programs.
  • Troubleshoot and resolve production issues, ensuring high availability and minimal downtime.
  • Collaborate with cross-functional teams (business analysts, QA, operations) to deliver high-quality software.
  • Automate build, deploy, and release processes via CI/CD pipelines for mainframe artifacts.
  • Maintain version control, branching/merging, and ensure code quality and adherence to coding standards and best practices.
  • Drive continuous improvement: suggest and implement process enhancements, automation, and tooling.
  • Mentor junior engineers, conduct code reviews, and promote knowledge sharing.

Required Skills & Qualifications

  • Bachelor's degree in Computer Science, Information Technology, or a related field (or equivalent experience).
  • Strong experience in COBOL
    for mainframe development.
  • Deep knowledge of
    JCL / job control / batch scheduling
    and scripting for job automation.
  • Solid experience with
    mainframe platforms
    (z/OS, MVS) and familiarity with system utilities.
  • Hands-on experience in
    CI/CD / DevOps
    for mainframe: building automated pipelines for compile, test, deploy.
  • Familiarity with modern DevOps tools (e.g. Jenkins, Git, Ansible, UrbanCode, XL Deploy, or other relevant tools).
  • Experience with version control systems and branching strategies.
  • Exposure to CICS, IMS, DB2, VSAM, or equivalent subsystems (preferred).
  • Strong debugging, performance tuning, and troubleshooting skills.
  • Understanding of software development lifecycle (SDLC) and best practices (unit testing, code reviews, documentation).
  • Ability to work in agile / iterative environment, attend Scrum ceremonies, etc.
  • Excellent analytical, problem-solving, and communication skills.
  • Ability to work independently and in a team, with stakeholders across business & technical domains.

Preferred / Nice-to-Have

  • Experience in
    mainframe modernization
    (for example, migrating to APIs, integrating with cloud, exposing mainframe services).
  • Experience with tools such as Endeavor, ChangeMan, CA Endevor, IBM UrbanCode, or other mainframe release management tools.
  • Knowledge of scripting (e.g. Unix shell, REXX, CLIST) for automation.
  • Familiarity with monitoring, logging, and observability tools in mainframe environments.
  • Domain experience (banking, finance, insurance, government) is a plus.
  • Prior experience mentoring or leading small teams.

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