Senior Java Software Engineer

Senior Java Developer (Atlassian Jira) / Freelance Contract / Europe

Overview:

We are seeking an experienced Senior Java Developer to refactor and enhance a custom Jira plugin critical for Staffing operations. The plugin must be made compatible with Jira 10.x and extended with new functionalities to maintain operational efficiency and compliance.

Key Responsibilities:

• Refactor Existing Plugin for Jira 10.x Compatibility

• Analyze current plugin codebase and identify incompatibilities with Jira 10.x.

• Update APIs, libraries, and dependencies to align with Atlassian’s latest standards.

• Enhance Plugin Features - Restore custom sub-task view removed in Jira 10.x.

• Integrate additional columns into the dynamic table: *** STAFF issue key *** Status *** Assignee *** Selected Person *** Ticket Type

• Ensure these fields auto-populate and synchronize between the dynamic table and sub-tasks.

• Maintain Existing Functionalities - Staffing Requests Automation (sub-task creation and synchronization).

• Tempo UI Customization (capacity indicators, booked hours, part-time markers).

• Tempo Audit Log (capture and store changes in Tempo plans).

• Testing & Quality Assurance

• Conduct unit and integration testing for all updated features.

• Validate compatibility with Jira 10.x in staging and production environments.

• Documentation - Update technical documentation for all changes.

• Provide clear deployment and rollback procedures.

Required Skills & Experience:

Technical Expertise

• Strong proficiency in Java - 6+ years experience

• Experience with Atlassian Jira plugin development

• Familiarity with Jira REST APIs, Active Objects, and custom UI development.

• Understanding of Tempo plugin architecture - nice-to-have

• Experience with Groovy scripting and ScriptRunner - nice-to-have

• Strong debugging and performance optimization skills.

• Ability to work independently and collaborate with cross-functional teams.

• Strong communication skills for stakeholder updates.

Start date: ASAP

Duration: Until the end of Jan, with the view to extend

Location: Fully remote (EU only)