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Senior Integration Developers Needed for the Energy Sector

Zetterholm & Partners AB

Stockholms län, Sundbyberg

Previous experience is desired

4 days left
to apply for the job

We are now looking for two senior integration developers for a long-term and socially important consulting assignment within the energy sector. The assignment includes both new development and further development of system integrations as well as work with migration from legacy solutions to a modern integration platform.

You will be part of an agile team consisting of developers, analysts, testers, and application specialists, working closely with both management and project operations.

About the assignment

Integrations between different systems are business-critical. In this assignment, you will work with a central communication system for data exchange, focusing on robust, secure, and future-proof integrations. The assignment also includes the implementation of a new integration platform and API Management.

Responsibilities
  • Develop and implement integration flows in Apache Camel on Kubernetes

  • Work with Java, JMS, SOAP/REST, and Web Services

  • Manage and transform data in XML/XSLT

  • Document technical design and system solutions

  • Troubleshoot, correct, and test new and existing integrations

  • Migrate integrations from legacy systems to the new integration platform

  • Participate in project and management work

  • Contribute to the implementation and further development of API Management

Mandatory qualifications
  • At least 5 years of experience as a system developer (within the last 10 years)

  • At least 3 years of experience with Java

  • At least 2 years of experience with Apache Camel

  • At least 2 years of experience in system and integration development with:

    • XML/XSLT

    • JMS

    • SOAP/REST

  • At least 2 years of experience with microservice architecture and container technology

  • Very good ability to communicate in Swedish and English, both orally and in writing

Desirable qualifications
  • Experience in system integration within the energy sector

  • Experience with Spring / Spring Boot

  • Experience with API Gateway / API management

  • Experience with Oracle SOA Suite and/or WebLogic

Personal qualities
  • Good collaboration and initiative skills

  • Independent, structured, and goal-oriented

  • Clear and communicative

  • Flexible and adaptable

  • Easy to build trust and work in a team

Other information
  • Assignment period: April 1, 2026 - March 31, 2028 (with the possibility of extension)

  • Scope: 80-100 %

  • Location: Sundbyberg

  • Remote work: Up to 50 % (at least 2.5 days/week on-site)

  • Number of consultants: 2

  • Security clearance: Security clearance and background check required

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