Senior Java Software Engineer – Legacy Modernization

US Until 10/3/2026 7+ years exp First posted June 18, 2026 Last posted August 4, 2026
Job description

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 our 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.

This position will focus primarily on the development of CTU, an automated refactoring tool that translates COBOL to a modern object oriented (Java) equivalent. Secondary responsibilities include project related activities (integrate new libraries, solution customization, automation), or other language modernization.

What You’ll Need to Do:
- Design Java solutions for modernizing legacy applications
- Write well designed, testable code
- Problem solving, including helping others
- Participate in code reviews

It's expected that you'll spend most of the time on technical/coding activities.
Development is done mostly on Windows machines, and CTU is built on eclipse.

* 7+ years' experience of Java Development
 * Experience with Java libraries (Spring Framework, Guava, Apache Commons, Guice /Dependency Injection, JPA, EMF)
 * Good SQL / ORM/ Relational Databases knowledge
 * Practical skills in CI/CD - some of Git, Maven, Gradle, Docker, Jenkins, Jira
 * Good command of Test-Driven Development

* Compilation technologies / ANTLR / XText
 * Cloud /Kubernetes
 * Performance Tuning
 * MVS / COBOL / JCL

About this role

Summary

Develop Java solutions for modernizing legacy COBOL applications and related activities.

Job title

Senior Java Software Engineer – Legacy Modernization

Experience level

7+ years

Minimum experience

7+ years exp

Industry

software

Location requirements

United States, remote work not specified

Salary

Not specified

Management role

No

Skills & keywords

Required skills

javaspring frameworkguavaapache commonsguicejpasqlci/cdgitmavengradledockerjenkinsjiratest-driven developmentantlrxtextperformance tuningmvscoboljcl

Preferred skills

kubernetes

Specializations

javalegacy modernizationspring frameworksqlci/cd
Locations

Structured locations inferred from the posting.

United States

Remote Country