Developer (m/f/n)

Published on 26/10/2026

Creos logo

Creos


Working time
Type of contract
Spoken languages
EN
Educational level
Remote working

Developer (m/f/n)


Department : Creos IT | Location : Luxembourg – Merl | Contract : Permanent | Job Requisition N°20130


Your tasks 

  • You analyse business processes and data flows to identify integration opportunities and recommend effective integration approaches
  • You collaborate with architects and stakeholders to design scalable, secure, and efficient integration solutions aligned with business needs
  • You create and maintain high-quality integration documentation, including interface specifications, data mappings, and technical designs
  • You ensure integration artefacts and documentation comply with architectural standards and support development, testing, and operational teams
  • You facilitate workshops and technical discussions to identify integration challenges and drive practical solutions
  • You support and guide development teams by promoting integration best practices, reusable standards, and implementation frameworks
  • You act as the key interface between business and technical teams, ensuring alignment on requirements, deliverables, and solution outcomes
  • You contribute to integration testing, monitoring, and performance optimisation by validating data flows, supporting SIT/UAT activities, and identifying improvement opportunities


Your profile

  • You hold a bachelor’s degree in computer science, Software Engineering, or a related field
  • You dispose on a strong understanding of system integration concepts, patterns, and architectures
  • You have experience with APIs, messaging systems, middleware, and integration platforms (e.g. ESB, iPaaS)
  • You have solid knowledge of data formats and protocols (e.g. JSON, XML, REST, SOAP)
  • You demonstrate strong analytical skills with the ability to understand complex system interactions
  • You can read and interpret technical designs and solution architectures, enabling effective collaboration across technical and business stakeholders
  • You thrive in agile environments, combining strong communication and teamwork skills with the ability to work independently, continuously learn, and share knowledge
  • Highly effective verbal and written communication skills in English. The knowledge of German and/or French is considered an asset


What we offer

  • The opportunity to join a Group that actively shapes the energy transition in Luxembourg and the Greater Region
  • A multicultural and international working environment that encourages diversity and inclusion 
  • A competitive salary with many additional benefits (e.g. pension plan, additional health insurance, company restaurant, meal vouchers, etc.)
  • Continuous learning and development career path adapted to the needs of each employee
  • Hybrid working mode with the possibility to work from home and 34 days off per year


A recent copy of the police record will be requested if you are invited for an interview.

Apply online

Developer (m/f/n)

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