Senior Java Software Engineer – Legacy Modernization

IBM

United States

Hybrid

USD 117,000 - 219,000

Full time

14 days+

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Job summary

IBM Consulting is seeking a Senior Java Software Engineer to help modernize legacy COBOL applications by translating them into Java, with CTU built on Eclipse and Windows development. You will design robust Java solutions for modernizing legacy systems and contribute to integration of new libraries and automation.

This role emphasizes hands-on coding, code reviews, problem solving, and collaboration across teams, with a focus on performance, CI/CD tooling (Git, Maven/Gradle, Docker, Jenkins,

Qualifications

7+ years of Java development experience.
Experience with Spring Framework, Guava, Apache Commons, Guice/DI, JPA, EMF.
Good SQL/ORM and relational database knowledge.
Hands-on CI/CD with Git, Maven/Gradle, Docker, Jenkins, Jira.
Proficiency in Test-Driven Development.

Responsibilities

Design Java solutions for modernizing legacy applications.
Write well designed, testable code.
Problem solving, including helping others.
Participate in code reviews.

Skills

Java Development

Java Libraries

SQL / ORM

CI/CD Tools

TDD

Education

Bachelor's Degree

Tools

Git

Maven

Gradle

Docker

Jenkins

Jira

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.

Your role and responsibilities

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.

Required education

None

Preferred education

Bachelor's Degree

Required technical and professional expertise

* 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

Preferred technical and professional experience

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

ABOUT BUSINESS UNIT

IBM Consulting is IBM’s consulting and global professional services business, with market leading capabilities in business and technology transformation. With deep expertise in many industries, we offer strategy, experience, technology, and operations services to many of the most innovative and valuable companies in the world. Our people are focused on accelerating our clients’ businesses through the power of collaboration. We believe in the power of technology responsibly used to help people, partners and the planet.

YOUR LIFE @ IBM

In a world where technology never stands still, we understand that, dedication to our clients success, innovation that matters, and trust and personal responsibility in all our relationships, lives in what we do as IBMers as we strive to be the catalyst that makes the world work better.

Being an IBMer means you’ll be able to learn and develop yourself and your career, you’ll be encouraged to be courageous and experiment everyday, all whilst having continuous trust and support in an environment where everyone can thrive whatever their personal or professional background.

Our IBMers are growth minded, always staying curious, open to feedback and learning new information and skills to constantly transform themselves and our company. They are trusted to provide on-going feedback to help other IBMers grow, as well as collaborate with colleagues keeping in mind a team focused approach to include different perspectives to drive exceptional outcomes for our customers. The courage our IBMers have to make critical decisions everyday is essential to IBM becoming the catalyst for progress, always embracing challenges with resources they have to hand, a can-do attitude and always striving for an outcome focused approach within everything that they do.

Are you ready to be an IBMer?

ABOUT IBM

IBM’s greatest invention is the IBMer. We believe that through the application of intelligence, reason and science, we can improve business, society and the human condition, bringing the power of an open hybrid cloud and AI strategy to life for our clients and partners around the world.

Restlessly reinventing since 1911, we are not only one of the largest corporate organizations in the world, we’re also one of the biggest technology and consulting employers, with many of the Fortune 500 companies relying on the IBM Cloud to run their business.

At IBM, we pride ourselves on being an early adopter of artificial intelligence, quantum computing and blockchain. Now it’s time for you to join us on our journey to being a responsible technology innovator and a force for good in the world.

IBM is proud to be an equal-opportunity employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, gender, gender identity or expression, sexual orientation, national origin, genetics, pregnancy, disability, neurodivergence, age, or other characteristics protected by the applicable law. IBM is also committed to compliance with all fair employment practices regarding citizenship and immigration status.

OTHER RELEVANT JOB DETAILS

IBM offers a competitive and comprehensive benefits program. Eligible employees may have access to:

- Healthcare benefits including medical & prescription drug coverage, dental, vision, and mental health & well being
- Financial programs such as 401(k), cash balance pension plan, the IBM Employee Stock Purchase Plan, financial counseling, life insurance, short & long- term disability coverage, and opportunities for performance based salary incentive programs
- Generous paid time off including 12 holidays, minimum 56 hours sick time, 120 hours vacation, 12 weeks parental bonding leave in accordance with IBM Policy, and other Paid Care Leave programs. IBM also offers paid family leave benefits to eligible employees where required by applicable law
- Training and educational resources on our personalized, AI-driven learning platform where IBMers can grow skills and obtain industry-recognized certifications to achieve their career goals
- Diverse and inclusive employee resource groups, giving & volunteer opportunities, and discounts on retail products, services & experiences

We consider qualified applicants with criminal histories, consistent with applicable law.

This position was posted on the date cited in the key job details section and is anticipated to remain posted for 21 days from this date or less if not needed to fill the role.

IBM will not be providing visa sponsorship for this position now or in the future. Therefore, in order to be considered for this position, you must have the ability to work without a need for current or future visa sponsorship.

The compensation range and benefits for this position are based on a full-time schedule for a full calendar year. The salary will vary depending on your job-related skills, experience and location. Pay increment and frequency of pay will be in accordance with employment classification and applicable laws. For part time roles, your compensation and benefits will be adjusted to reflect your hours. Benefits may be pro-rated for those who start working during the calendar year.

Job Title

Senior Java Software Engineer – Legacy Modernization

Date posted

04-Aug-2026

Job ID

119683

City / Township / Village

No City

State / Province

Missouri, South Carolina, Georgia, Florida, South Dakota, Minnesota, Tennessee, Illinois, Ohio, Texas, Montana, Iowa, New York, North Carolina, Idaho, Virginia, North Dakota, Alaska, Alabama, Arkansas, Colorado, Michigan, Oklahoma, Oregon, Pennsylvania, Utah, Indiana, Arizona, Kentucky, Washington, Mississippi, Puerto Rico, Massachusetts, Maryland, Delaware, Kansas, Louisiana, Vermont, Nebraska, Wisconsin, New Mexico, Nevada, California, New Jersey, Connecticut, West Virginia, Guam, District of Columbia, Rhode Island, Maine, New Hampshire, Wyoming

Country

United States

Work arrangement

Hybrid

Area of work

Software Engineering

Employment type

Regular

Contract type

Regular

Projected Minimum Salary per year

117,000.00