Java Software Engineer
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About the Role
Senior Java \+ JBoss EAP / Jakarta EE Migration Engineer Location: UAE (Onsite) Engagement: 30 weeks (extendable) Experience: 8 – 12 years Industry: IT Services / Enterprise Application Modernisation Joining: Immediate / 30 days notice About the Role We are seeking a Senior Java Engineer with hands\-on experience in JBoss EAP migration and Jakarta EE namespace transitions to join a strategic enterprise platform modernisation programme for a lea
Key Skills for This Role
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Overview
Senior Java + JBoss EAP / Jakarta EE Migration
Engineer
Location: UAE (Onsite) Engagement: 30 weeks (extendable) Experience: 8 – 12
years Industry: IT Services / Enterprise Application Modernisation Joining:
Immediate / 30 days notice
About The Role
We are seeking a Senior Java Engineer with hands-on experience in JBoss EAP
migration and Jakarta EE namespace transitions to join a strategic enterprise
platform modernisation programme for a leading UAE-based industrial
organisation.
The successful candidate will play a key role in upgrading legacy
middleware infrastructure to the latest supported stack, ensuring application
stability, performance, and long-term maintainability.
Key Responsibilities
- Migrate enterprise Java applications from JBoss EAP 7 to JBoss EAP 8,
- including the full javax.* to jakarta.* namespace transition
- Upgrade and validate Java EE / Jakarta EE components — EJB, JPA, JMS,
- JAX-RS, CDI — for compatibility with Jakarta EE 10
- Refactor and rebuild Maven/Gradle dependencies to align with Jakarta EE
- 10 and OpenJDK 17 standards
- Configure and administer JBoss EAP 8 environments — datasources, JNDI,
- connection pooling, clustering, domain mode setup
- Perform performance tuning, JVM optimisation, and garbage-collection
- analysis on production workloads
- Collaborate with platform, database, and DevOps teams during staged
- rollout, testing, and cutover phases
- Troubleshoot and resolve migration-related issues across application,
- middleware, and integration layers
- Document configurations, migration procedures, and operational runbooks
- for handover
Required Skills & Experience
- 8 to 12 years of professional experience in Core Java development
- Strong hands-on experience with JBoss EAP (versions 6, 7, or 8) or WildFly
- in production environments
- Proven experience executing Java EE to Jakarta EE migrations, particularly
- the javax.* to jakarta.* namespace change
- Deep working knowledge of Java EE / Jakarta EE specifications: EJB, JPA,
JMS, JAX-RS, CDI, Servlet API
- Solid Maven / Gradle build expertise, including multi-module projects and
- dependency management
- Working knowledge of RHEL or other enterprise Linux distributions
- Experience with Hibernate ORM (5.x and 6.x preferred)
- Familiarity with relational databases — MySQL, Oracle, or PostgreSQL
- Strong debugging skills using thread dumps, heap analysis, and profiling
- tools
Preferred Skills
- Hands-on experience with JBoss EAP 8 specifically
- Exposure to Red Hat Migration Toolkit for Applications (MTA / Windup) or
Eclipse Transformer
- OpenJDK 17 or 21 migration from earlier JDK versions
- Experience with CI/CD tools — Jenkins, GitLab CI, or Ansible
- Background in industrial, manufacturing, banking, or telecom enterprise
- systems
- Red Hat (RHCSA, RHCJD) or Oracle Java (OCP) certification
Qualifications
- Bachelor's or Master's degree in Computer Science, Engineering, or a
- related field
- Strong written and verbal communication skills in English
- Ability to work effectively in a structured, governance-driven enterprise
- environment
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