You have a passion for technology and want to make the world a greener place?

Join the forefront of energy transition with E.ON's Digital Technology organization, as part ofour technology in-house consulting, Expert Services. As a professional services organization, we collaborate closely with our business units, providing pivotal services that accelerate E.ON's ambitious Digital Transformation strategy.

If you have a passion for leading the green transition with digital innovation, become a playmaker in our energetic and diverse team of more than 500 Expert Services consultants.

It’s on us to make new energy work!

We are looking for a motivated Mid Level Integration Developer with experience or strong interest in Microsoft Azure Integration Services and MuleSoft Anypoint Platform. The ideal candidate has basic hands-on exposure to integration development and can communicate confidently in German (B1–B2 or higher) and English.

You will work under the guidance of senior integration engineers and architects, contributing to the design, development, testing, and support of integration solutions.

Your Role – meaningful & rewarding

In your role, you will apply strong consulting skills to assess IT/digital needs, challenges or systems, deliver strategic technology guidance, and lead clients through effective digital transformation initiatives.

Development & Implementation

• Develop and maintain integrations using:
• MuleSoft (Mule 4, Flow Design, DataWeave)
• Azure Integration Services (Logic Apps, Azure Functions, Service Bus, APIM)
• Create APIs, data mappings, and transformations.
• Work with JSON, XML, REST, SOAP, and simple data integrations.

Collaboration

• Communicate with German-speaking business users and analysts to clarify requirements.
• Work closely with senior developers to understand design specifications.
• Participate in team meetings, sprint planning, and code review sessions.

Testing & Support

• Perform unit testing and assist with integration testing.
• Help identify and troubleshoot integration issues.
• Contribute to documentation (API specs, mapping docs, deployment notes).

Your Profile – authentic & open-minded

Technical Skills

1–3 years of experience in software development or integration development.

Basic knowledge of:

• MuleSoft Anypoint Platform (DataWeave is a strong plus)
• Azure Logic Apps, Azure Functions, Azure Service Bus
• Understanding of REST APIs, JSON, XML, and basic integration patterns.
• Familiarity with Git and CI/CD (GitLab, Azure DevOps, or GitHub).

Language Skills

• German language: B1–B2+ required (comfortable in meetings and written communication).
• English: B2+ for technical documentation and collaboration.

Preferred Skills (Nice to Have)

• Experience or internship in integration projects.
• Knowledge of Java, C#, Python, or JavaScript.
• Basic understanding of cloud platforms (Azure preferred).
• Experience with Postman, Swagger/OpenAPI, or API testing tools.

Our Benefits – smart & useful

Enjoy flexibility:

• A stable work environment that offers you the flexibility to have a personal and fulfilling work rhythm.
• Flexible benefits package – choose what suits you best, from gym memberships to holidays, meals, or shopping vouchers.

Recharge your battery:

• 25 vacation days to help you maintain a healthy work-life balance.
• Private medical insurance to support your well-being.

Advance your development:

• Access to internal learning programs and online learning platforms to grow your skills and career.

This is by far not all… We are looking forward to speaking with you about further benefits during the hiring process.

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