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Java Developer Needed for Legacy Application Upgrade

FreelanceJobs
CAPosted February 27, 2026

Job Description

We are seeking a skilled Java programmer to update our legacy Java application from Java 8 (runtime 1.8.0_191) to Java 25 and transition from Jetty 9.4.6 to Eclipse 12.

The successful candidate will have experience with Java upgrades, dependency management, and server migration. This project demands attention to detail and strong problem-solving skills to ensure a seamless transition while maintaining application functionality. If you're passionate about enhancing legacy systems and have the required expertise, we would love to hear from you.

Contract duration of 1 to 3 months. with 10 hours per week.

Mandatory skills:

Java, JavaScript, Application Improvement, Jetty Eclipse

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