AES - DE - FS - Java Spring Microservices

Zensar
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📍 India

About this role

We are seeking experienced Senior Java Developer / Technical Lead to lead and execute a Java platform modernization initiative involving the migration of enterprise applications from Oracle JDK 8 to OpenJDK 17/21. The candidate will be responsible for independently assessing application compatibility, upgrading dependent frameworks, resolving migration issues, and supporting deployments across development, testing, and production environments.

This is primarily a Lift-and-Shift migration initiative driven by WebLogic upgrades and end-of-life (EOL) requirements. The ideal candidate should possess strong expertise in legacy Java enterprise applications, WebLogic, Spring Framework, Hibernate, EJB, and CI/CD pipelines.

  • Lead the migration of applications from JDK 8 to OpenJDK 17/21.
  • Assess and resolve code and dependency compatibility issues.
  • Upgrade Spring Framework and Hibernate to supported versions.
  • Support SOAP-based services and EJB-based transaction management components.
  • Perform code remediation, testing, and validation of migrated applications.
  • Manage application build, deployment, and release activities across Dev, Test, and Production environments.
  • Utilize Bitbucket for source code management and Jenkins for CI/CD pipeline execution.
  • Troubleshoot and resolve migration, deployment, and performance issues.
  • Collaborate with infrastructure teams during WebLogic upgrades.
  • Drive the migration project independently with minimal supervision.
  • 8+ years of hands-on experience in Java application development and support.
  • Strong experience with Java 8 and migration to Java 17/21.
  • Expertise in SOAP Web Services, EJB, Spring Framework, and Hibernate.
  • Experience working with Oracle WebLogic Server in enterprise environments.
  • Proficiency in source code management using Bitbucket and CI/CD pipelines using Jenkins.
  • Experience in application modernization, dependency upgrades, and production deployments.
  • Strong troubleshooting, debugging, and problem-solving skills.
  • Ability to work independently and drive migration activities with minimal supervision.
At Zensar, we’re “experience-led everything”. We are committed to conceptualizing, designing, engineering, marketing, and managing digital solutions and experiences for over 130 leading enterprises. We are a company driven by a bold purpose: Together, we shape experiences for better futures. Whether for our clients, our people, or the world around us, this belief powers everything we do. At the heart of our culture is ONE with Client - a set of four core values that reflect who we are and how we work: One Zensar, Nurturing, Empowering, and Client Focus.

Part of the $4.8 billion RPG Group, we’re a community of 10,000+ innovators across 30+ global locations, including Milpitas, Seattle, Princeton, Cape Town, London, Zurich, Singapore, and Mexico City. Explore Life at Zensar and join us to Grow. Own. Achieve. Learn. to be the best version of yourself.

We believe the best work happens when individuality is celebrated, growth is encouraged, and well-being is prioritized. We are an equal employment opportunity (EEO) and affirmative action employer, committed to creating an inclusive workplace. All qualified applicants will be considered without regard to race, creed, color, ancestry, religion, sex, national origin, citizenship, age, sexual orientation, gender identity, disability, marital status, family medical leave status, or protected veteran status.

Frequently Asked Questions

Is the salary disclosed for the AES - DE - FS - Java Spring Microservices position at Zensar?
The salary for this AES - DE - FS - Java Spring Microservices role at Zensar is not publicly listed. Click "Apply Now" to learn more about the compensation package on their official careers page.
Where is the AES - DE - FS - Java Spring Microservices position at Zensar located?
This AES - DE - FS - Java Spring Microservices role at Zensar is based in India. The position is listed as on-site or hybrid. Check the full job description or apply directly to confirm the work arrangement.
How do I apply for the AES - DE - FS - Java Spring Microservices position at Zensar?
Click the "Apply Now" button on this page. You will be redirected to Zensar's official application portal hosted on oraclecloud where you can submit your application directly.
When was the AES - DE - FS - Java Spring Microservices job at Zensar posted?
This AES - DE - FS - Java Spring Microservices position at Zensar was posted on Sep 27, 2026. Apply as soon as possible — early applications are often reviewed first.
AES - DE - FS - Java Spring Microservices
Zensar
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