Java Developer

Kyndryl Inc.; Dadri; On-site; INR 900,000 - 1,400,000; Full time

Job summary

Kyndryl India is seeking an experienced software professional to lead COBOL-to-Java modernization efforts. The role focuses on analyzing, converting, and modernizing mainframe applications while preserving business functionality, performance, and data integrity.

You will collaborate with architects, modernization specialists, and testing teams to deliver scalable, cloud-ready Java solutions and to drive best practices across the development lifecycle.

Qualifications

• 5-10 years of software development experience using Java language.
• 2+ years of Mainframe development experience.
• Hands-on experience in COBOL-to-Java transformation or application modernization projects.
• Experience analysing large-scale legacy applications and translating business logic into modern architectures.

Responsibilities

• Analyse existing COBOL, JCL, CICS, VSAM, DB2, and batch applications to understand business processes and technical dependencies.
• Convert and refactor legacy COBOL code into modern Java-based applications.
• Translate business logic from mainframe systems into Java microservices and enterprise applications.
• Design, develop, test, and deploy Java applications using modern frameworks and design patterns.
• Participate in application modernization and digital transformation initiatives.
• Work closely with business users and SMEs to validate functionality and ensure business continuity.
• Identify opportunities to optimize converted code rather than performing straightforward code translation.
• Develop integration solutions between modern Java applications and legacy systems when required.
• Create technical documentation, mapping documents, and conversion guidelines.
• Conduct code reviews and ensure adherence to coding standards and best practices.
• Support system integration testing, user acceptance testing, and production deployment activities.
• Troubleshoot and resolve issues arising during migration and post-migration support.

Skills

Java

Mainframe Development

COBOL-to-Java Transformation

System Analysis

Education

Bachelor's degree in computer science

Tools

JCL

CICS

VSAM

DB2

IMS

z/OS

Job description

Job Summary

The ideal candidate will possess deep expertise in COBOL-based legacy systems and hands-on experience developing enterprise Java applications. This role will focus on analysing, converting, and modernizing mainframe applications from COBOL to Java while ensuring business functionality, performance, and data integrity are maintained.

The candidate will collaborate with architects, business analysts, modernization specialists, and testing teams to deliver scalable, maintainable, and cloud-ready solutions.

What You Will Do

• Analyse existing COBOL, JCL, CICS, VSAM, DB2, and batch applications to understand business processes and technical dependencies.
• Convert and refactor legacy COBOL code into modern Java-based applications.
• Translate business logic from mainframe systems into Java microservices and enterprise applications.
• Design, develop, test, and deploy Java applications using modern frameworks and design patterns.
• Participate in application modernization and digital transformation initiatives.
• Work closely with business users and SMEs to validate functionality and ensure business continuity.
• Identify opportunities to optimize converted code rather than performing straightforward code translation.
• Develop integration solutions between modern Java applications and legacy systems when required.
• Create technical documentation, mapping documents, and conversion guidelines.
• Conduct code reviews and ensure adherence to coding standards and best practices.
• Support system integration testing, user acceptance testing, and production deployment activities.
• Troubleshoot and resolve issues arising during migration and post-migration support.

Who You Are

You re good at what you do and possess the required experience to prove it. However, equally as important - you have a growth mindset; keen to drive your own personal and professional development. You are customer-focused - someone who prioritizes customer success in their work. And finally, you re open and borderless - naturally inclusive in how you work with others.

Required Skills and Experience

• 5-10 years of software development experience using Java language.
• 2+ years of Mainframe development experience.
• Hands-on experience in COBOL-to-Java transformation or application modernization projects.
• Experience analysing large-scale legacy applications and translating business logic into modern architectures.

Technical Skill

Basic knowledge

• COBOL
• JCL
• CICS
• VSAM
• DB2
• IMS
• Mainframe batch processing
• z/OS environment

Java Technologies

• Java 8/11/17+
• Spring Boot
• Spring Framework
• REST APIs
• Microservices Architecture

Cloud & DevOps (Preferred)

• Azure, AWS, or GCP
• Docker
• Kubernetes
• Git
• Jenkins/Azure DevOps
• CI/CD pipelines

Preferred skills and Experience

• Bachelor s degree in computer science, related technical field, or equivalent practical experience.
• Experience with DevOps tools and modern engineering practices