Mainframe Developer

The Infosys interview process typically begins with a timed online assessment covering quantitative aptitude, logical reasoning, and basic coding. Successful candidates move to a technical interview focused on mainframe concepts such as COBOL syntax, JCL job control, CICS transaction handling, and DB2 SQL queries. The final HR round assesses communication skills, cultural fit, and career aspirations. Preparation should include mock tests, revisiting core mainframe topics, and practicing clear articulation of problem‑solving approaches.

Infosys promotes a learning‑first culture with regular upskilling programs, internal certifications, and a supportive mentorship model. Employees enjoy a balanced work‑life environment, flexible work‑from‑home options, and clear career progression pathways.

Eligible degrees: BE, BTech, BSc, BCA, MTech, MSc, MCA. Minimum aggregate: 60% (or CGPA 6.0/10). Final year students of the 2026 batch are preferred. No active backlogs at the time of joining; a maximum of 2 backlogs allowed in the final semester, provided they are cleared before the joining date.

Round 1: Online Assessment (aptitude + coding) → Round 2: Technical Interview (core mainframe concepts, problem solving) → Round 3: HR Interview (fitment, communication, career goals)

Infosys Limited, a global leader in consulting, technology, and next‑generation services, has a strong presence across 50+ countries and employs over 350,000 professionals. The company is renowned for its commitment to innovation, sustainability, and continuous learning, offering a robust platform for fresh talent to grow into industry experts. With a focus on digital transformation, cloud, AI, and enterprise solutions, Infosys provides a stable yet dynamic environment where new graduates can gain exposure to large‑scale projects and cutting‑edge technologies. The Freshers Mainframe Developer role sits within the Application Development and Maintenance service line. As a Mainframe Developer, you will be responsible for designing, coding, testing, and supporting mission‑critical applications that run on IBM Z platforms. The position is ideal for candidates with a foundation in COBOL, PL/1, CICS, JCL, and DB2, and who are eager to deepen their expertise in mainframe ecosystems while collaborating with cross‑functional teams. Key Responsibilities: 1. Analyze user requirements and translate them into functional mainframe specifications. 2. Design, develop, and maintain COBOL/PL‑1 programs adhering to coding standards. 3. Write and manage JCL scripts for batch processing and job scheduling. 4. Implement and support CICS transaction flows and monitor performance. 5. Develop, query, and optimize DB2 databases for data‑intensive operations. 6. Perform unit testing, debugging, and code reviews to ensure high‑quality deliverables. 7. Participate in Agile ceremonies, sprint planning, and daily stand‑ups. 8. Troubleshoot production incidents, identify root causes, and propose corrective actions. 9. Document technical solutions, maintain knowledge‑base articles, and assist in knowledge transfer. 10. Stay updated with IBM Rational tools (IDz, RDz, RBD, RTC) and incorporate best practices. Tech Stack: COBOL, PL/1, CICS, JCL, DB2, IBM Rational Developer for z/OS (IDz), Rational Developer for System z (RDz), Rational Business Developer (RBD), Rational Team Concert (RTC), Agile tools. Growth Path: Starting as a Mainframe Developer (Analyst level), you can progress to Senior Analyst, Technical Lead, and eventually to Architecture or Management roles within Infosys’ extensive service lines. The exposure to enterprise‑grade systems and the company’s internal learning platforms accelerates skill development and opens doors to diverse technology tracks. Why Join Infosys? Infosys offers a structured onboarding program, mentorship from seasoned professionals, and access to global projects that enhance both technical and soft skills. The organization’s emphasis on continuous upskilling, certifications, and a collaborative culture makes it an attractive launchpad for a long‑term career in technology.