Cloud & Application Architect - Luxembourg

Luxemburg
Unbefristet
Vollzeit

27 Tage her

Cronos Europa is an IT and digital communications company uniquely dedicated to serving the European institutions, agencies and bodies. From the European Union to EUROCONTROL, we partner with a range of supranational and interinstitutional authorities. Our mission is to arm them with the tools they need to thrive in the digital age. Every aspect of our organisation is designed to complement their capabilities - from our people to our processes and our premises. Our brand combines the expertise of former companies Cronos International and C-Dev, with the creative skills of Inspiiro and the breadth of capabilities of the Cronos Group. Today, Cronos Europa employs over 1,000 people in offices across Belgium, Luxembourg and the Netherlands, serving institutions across diverse framework contracts. Cronos Europa is part of the Cronos Group, one of the largest IT service providers in the Benelux, employing over 8,000 people across 200 competence centres. By leveraging the Group’s resources, Cronos Europa can help clients extract value from new and emerging technologies, for everything from Artificial intelligence to Zg Quantum.As member of the architecture and engineering team, you will be responsible for defining, designing, and governing the target architecture. You will ensure the platform is secure, scalable, modular, cloud‑native, and fully aligned with enterprise principles, security standards, and project objectives. You will collaborate closely with the Project Manager, internal specialists, and external development partners.Responsibilities

Define and maintain the target cloud architecture
Ensure compliance with approved Architecture Principles and the Architecture Document.
Design modular application architecture (modular monolith with defined boundaries).
Define extensibility mechanisms for multiple survey types.
Define the API architecture (OpenAPI-based, REST, API Gateway integration).
Design the asynchronous processing architecture using Kafka/event-driven workflows.
Ensure secure separation between public and administrative components.
Design the Kubernetes-based deployment architecture.
Define containerisation standards and CI/CD integration patterns.
Define the Infrastructure-as-Code approach.
Define the observability architecture (logging, metrics, tracing).
Establish patterns for resilience, scalability, and high availability.
Integrate security‑by‑design and privacy‑by‑design principles.
Define architecture supporting audit logging, traceability, retention, and deletion workflows.
Ensure open‑source compliance and respect of portability constraints.
Act as technical interface between Project Manager, internal teams, and external developers.
Review architectural deliverables from suppliers.
Participate in architecture boards and technical working groups.
Contribute to procurement technical specifications.
Produce and maintain architecture documentation.
Support design reviews, testing, validation, security/data protection reviews, pilot onboarding, and Go/No‑Go preparation.

Technical skillsMandatory Technical Skills

Very good knowledge of cloud‑native architecture patterns.
Very good knowledge of Kubernetes-based deployment.
Very good knowledge of microservices and modular monolith architectures.
Very good knowledge of Spring 6 / Spring Boot 3.
Good knowledge of event-driven architectures (Kafka or equivalent).

Additional Technical Skills

Good knowledge of API design (OpenAPI, REST, API Gateway integration).
Good knowledge of relational databases (PostgreSQL preferred).
Good knowledge of CI/CD and DevOps practices.
Good knowledge of Infrastructure‑as‑Code concepts.
Good knowledge of Agile methodologies (SCRUM).

Open‑Source & Compliance

Knowledge of open‑source licensing concepts.
Awareness of dependency management and SBOM practices.
Experience with open‑source compliance tools is a strong asset.

Security & Governance

Knowledge of secure application design principles.
Understanding of authentication and authorisation standards (OIDC, SAML).
Understanding of audit logging and data lifecycle management.

Profile

Bachelor's or Master's degree in IT, Business Management, or a related field.
Ability to analyze complex issues and develop effective, actionable solutions.
Strong documentation skills and ability to apply high quality standards.
Excellent communication and interpersonal skills.
Ability to explain architecture to technical and non‑technical audiences.
Strong analytical and problem-solving skills.
Experience working in multicultural environments.
Fluency in English is required; French is a strong asset.

Why Cronos Group? We'll propose you:

An attractive salary package
A good work-life balance environment
The assurance of working with cutting-edge technologies in an entrepreneurial spirit
The opportunity to develop your skills through tailor-made training courses
A great job in a friendly, human‑scale environment

If you wish to integrate a dynamic structure on a human scale while working with the latest technologies, don't wait anymore and join Cronos!

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