Senior Java Software Engineer – Legacy Modernization

About the role

A career in IBM Consulting is built on long-term client relationships and close collaboration worldwide. You’ll work with leading companies across industries, helping them shape their hybrid cloud and AI journeys. With support from strategic partners, robust IBM technology, and Red Hat, you’ll have the tools to drive meaningful change and accelerate client impact. At IBM Consulting, curiosity fuels success—you’ll be encouraged to challenge the norm, explore new ideas, and create innovative solutions that deliver real results. Our culture of growth and empathy focuses on your long-term career development while valuing your unique skills and experiences.

Responsibilities

• Design Java solutions for modernizing legacy applications (primarily COBOL to Java via CTU, an automated refactoring tool).
• Write well-designed, testable code.
• Solve technical problems, including assisting team members.
• Participate in code reviews.
• Spend most of your time on technical/coding activities (development is done mostly on Windows machines, and CTU is built on Eclipse).
• Handle secondary project-related tasks such as integrating new libraries, customizing solutions, and automation, or other language modernization efforts.

Requirements

• 7+ years of Java development experience.
• Experience with Java libraries (Spring Framework, Guava, Apache Commons, Guice/DI, JPA, EMF).
• Strong SQL, ORM, and relational database knowledge.
• Practical skills in CI/CD tools (Git, Maven, Gradle, Docker, Jenkins, Jira).
• Proficiency in Test-Driven Development (TDD).

Preferred Qualifications

• Experience with compilation technologies (ANTLR, XText).
• Cloud/Kubernetes expertise.
• Performance tuning skills.
• Knowledge of MVS, COBOL, or JCL.

Preferred education: Bachelor’s degree.