Junior Software Developer – Java, Groovy, ScriptRunner, Forge

MESKRU GmbH

Junior Software Developer at MESKRU GmbH focusing on Jira, Groovy, and ScriptRunner solutions. Collaborating with clients to develop and implement automated processes and robust integrations.

Posted 5/19/2026full-timeEssen • 🇩🇪 GermanyJuniorWebsite

Tech Stack

Tools & technologies

CloudGroovy

About the role

Key responsibilities & impact

You take technical ownership of solutions in Jira and Jira Service Management
You design robust automations, develop integrations, and bring existing customer setups into a stable, governable structure
You work closely with consulting and customer stakeholders and deliver results that operate reliably in production
Development and operation of ScriptRunner solutions in Jira and Jira Service Management
Implementation of typical use cases such as listeners, workflow post functions, validators, conditions, behaviours, scheduled jobs, and bulk automations
Development of modular Groovy structures with clear conventions, reusability, error handling, and logging
Analysis of technical requirements, creation of solution designs, effort estimates, and technical risk management
Troubleshooting complex issues including performance optimization and stabilization of existing scripts
Integration of external systems via REST APIs, webhooks, and authentication concepts including data mapping and JSON processing
Establishment of best practices, code reviews, and enablement for colleagues and customer teams
Support on topics such as governance, app evaluation, migration from Data Center to Cloud, and operational handovers

Requirements

What you’ll need

Strong experience with ScriptRunner in the Jira environment, ideally including Jira Service Management
Excellent Groovy skills, including clean code structure and debugging
Experience with integrations via REST APIs and confident handling of JSON
Structured working style and the ability to communicate technical solutions clearly
Very good German and English skills

Benefits

Comp & perks

Technically challenging projects with high personal responsibility and scope for initiative
Flat hierarchies, direct communication, and a team that shares knowledge
Modern equipment such as a laptop and smartphone, also for private use
Training and certifications according to your development plan
Flexible working hours, 30 days of vacation, corporate benefits, Wellpass

ATS Keywords

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Hard Skills & Tools

ScriptRunnerGroovyREST APIsJSON processingautomation designintegration developmentperformance optimizationerror handlingtechnical risk managementsolution design

Soft Skills

structured working styleclear communicationstakeholder collaborationtroubleshootingcode reviewbest practices establishmentteam enablement