Mainframe Developer

Mainframe Developer (COBOL)

Work Schedule

Standard (Mon-Fri)

Environmental Conditions

Office

Job Description

As part of the Thermo Fisher Scientific team, you’ll discover meaningful work that makes a positive impact on a global scale. Join our colleagues in bringing our Mission to life every single day to enable our customers to make the world healthier, cleaner and safer. We provide our global teams with the resources needed to achieve individual career goals while helping to take science a step beyond by developing solutions for some of the world’s toughest challenges, like protecting the environment, making sure our food is safe or helping find cures for cancer.

Position Summary

We are seeking a Mainframe Developer to join our Bangalore-based engineering team to support the development and maintenance of critical enterprise applications. This role is well-suited for an early-career professional looking to build strong technical skills in a mainframe environment while contributing to ongoing enhancements and modernization efforts.The individual will work closely with experienced developers and cross-functional teams to deliver high-quality solutions and ensure system stability.Key Responsibilities

• Develop, test, and maintain applications using COBOL, CICS, VSAM,IDMS and SORT Utilities
• Support enhancements, maintenance, and bug fixes for existing mainframe applications
• Participate in code reviews, testing, and debugging activities
• Collaborate with senior team members to understand business requirements and translate them into technical tasks
• Assist with production support, including issue investigation and resolution
• Participate in an on-call support rotation, including occasional weekends or off-hours
• Contribute to API and integration efforts as part of modernization initiatives
• Follow established development standards, processes, and documentation practices
• Collaborate effectively with team members across geographies, including onshore partners
• Continuously build knowledge of mainframe technologies, tools, and business processes

Required Qualifications

• 2–4 years of experience (or equivalent academic/project experience) in software development
• Foundational knowledge of:
  • COBOL
  • CICS
  • VSAM
  • IDMS
  • SORT utilities
• Understanding of batch and online processing concepts
• Strong analytical and problem-solving skills
• Effective communication skills, with the ability to work in a global team environment
• Willingness to learn and adapt in a fast-paced environment

Preferred Qualifications

• Exposure to mainframe environments through internships, coursework, or prior experience
• Familiarity with RPG / Lotus Notes application development is a plus
• Basic understanding of APIs or integration concepts
• Familiarity with Agile or Scrum methodologies
• Awareness of software development lifecycle (SDLC) practices

Work Environment

• Location: Bangalore, India
• Hybrid work model: Combination of onsite and remote work (as defined by team needs)
• Participation in a shared on-call rotation, with support from experienced team members

What Success Looks Like

• Builds technical proficiency in mainframe technologies and tools
• Delivers assigned work with quality and attention to detail
• Demonstrates continuous learning and responsiveness to feedback
• Collaborates effectively with team members across locations
• Contributes positively to team delivery and operational stability

Experience Level

Mid Level