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Senior DevOps/Cloud Engineer (m/f/d)

Contract
Luxembourg, Luxembourg
12.03.2026
We are looking for a Senior DevOps/Cloud Engineer to join our client, an EU Institution.

Responsibilities
1. Cloud Platforms:
  • Contributing to cloud platform reliability and resilience as part of the team dedicated to the replatforming of the information systems support in the publication of the Official Journal.
  • Modernizing existing applications while ensuring service continuity – legacy systems hosted in data centres as well  as systems hosted in AWS, Azure and other Cloud providers.
  • Designing solutions on AWS, Azure, or Google Cloud Platform, as well as vendor-agnostic solutions.
  • Experience with monitoring tools like CloudWatch, Splunk ELK Stack, or OpenTelemetry for integration health and performance monitoring.
2. Architectural Design and Integration:
  • Designing software architecture and integration strategies.
  • Designing system integrations and ensuring seamless connectivity across platforms.
  • Using middleware solutions for system integration.
  • Implementing common integration patterns and best practices (e.g., publish-subscribe, request-reply, event-driven architecture).
  • Experience in containerizing applications (e.g. Docker), ideally with solutions compatible with cloud-agnostic environments.
  • Experience with interoperability standards (Swagger/OpenAPI)
  • Experience with securing applications under security standards (OWASP) and using secrets management tools.
3. Continuous Integration/Continuous Deployment (CI/CD):
  • Automation of infrastructure and delivery pipelines in close collaboration with the OP DIGIT collaboration team (“operations”)
  • Knowledge transfer and adoption of DevOps best practices within client teams.
  • Knowledge transfer and implementation of Infrastructure as Code solutions (Terraform, Bicep, …).
  • Designing and Integration of CI/CD pipelines with cloud-hosted systems.
  • Following CI/CD practices for automated testing, integration, and deployment.
4. Strategic Planning and Optimization:
  • Designing solutions that optimize performance, scalability, and maintainability.
  • Devising debt resolution and modernization strategies for legacy applications.
  • Projecting mid- and long-term roadmaps, effort estimations.
  • Working with licensing and compliance aspects and constraints of integrated components and dependencies.
  • Experience of Agile/Scrum and DevSecOps environments.
5. API Design:
  • Designing standardized APIs for enabling data exchange and interoperability
  • Developing web APIs (e.g. REST, GraphQL, OpenAPI)
  • Designing API and integration versioning strategies.
  • Integrating distributed event systems for asynchronous contexts.
6. Database Systems and Migration Strategies:
  • Working with database systems (Oracle PostgreSQL) and crafting migration paths.
  • Working with SQL and database management tools.
7. Documenting and Communication:
  • Document architecture and integration plans clearly and effectively.
  • Communication and collaboration with teams and explain complex concepts.

Requirements
  • Minimum 8 years of experience in relevant IT fields.
  • Bachelor in Information Technology or Computer Science or Computing (EQF level 6).
Certifications:
  • At least one Microsoft Azure certification at Expert level.
  • Microsoft Certified: Designing and Implementing Microsoft DevOps Solutions - demonstrates advanced DevOps architecture, automation, and governance skills.
  • AWS Certified Cloud Practitioner (or equivalent hyperscaler certification) - validates cross-cloud architectural literacy and vendor-neutral understanding of cloud fundamentals.
  • Fluent in English and B2 level in French.

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