Cloud & Interoperability Architect

Employment: Full-Time About the Role Cronos Europa is looking for a highly experienced Cloud & Interoperability Architect to join a long-term project for a European institution. The successful candidate will design and implement secure, scalable and interoperable information systems within a complex hybrid cloud environment. The role combines solution architecture with hands-on involvement in application development, system integration, database design and technical documentation. You will work with Java-based microservices, Angular applications, Oracle databases, AWS cloud services and modern DevSecOps practices. Your Responsibilities Define the architecture and technical design of complex information systems. Design and develop application components, reusable building blocks and microservices. Review existing system architectures and assess their integration with other information systems. Design secure and scalable interoperability solutions connecting systems managed by different organisations. Implement technical architectures across hybrid cloud and on-premises environments. Design, develop and maintain REST APIs and integration services. Contribute to the design and maintenance of web application front-end layers. Design and maintain database layers for multi-tier applications. Perform data analysis, data modelling and physical database design. Develop and maintain database stored procedures. Configure, optimise and integrate databases with enterprise applications. Build and maintain CI/CD pipelines and automated deployment processes. Produce software architecture documents and other technical documentation. Contribute to testing, deployment, evaluation and technical reporting. Participate in technical working groups, planning sessions, progress meetings and meetings with users. Support the responsible adoption of AI-assisted development tools. Required Experience and Skills Bachelor’s degree or higher in Computer Science, Software Engineering, Systems Engineering or another relevant technical discipline. At least 15 years of professional IT experience with a Master’s degree , or 17 years with a Bachelor’s degree . At least 5 years of experience in application and cloud architecture projects . At least 10 years of experience in application design and business process analysis . At least 5 years of professional experience with Java and Hibernate . At least 5 years of experience designing and integrating REST APIs . At least 5 years of experience with CI/CD pipelines using Maven, Bamboo and GitLab CI . At least 5 years of experience with Git and GitLab workflows , including branching and merge requests. At least 5 years of experience with JPA, Spring Security and Spring Boot . Strong experience producing architecture and technical design documentation. English language proficiency at C1 level or above . Technical Environment Java, JPA, Hibernate, Spring Boot and Spring Security REST APIs and microservices architecture Angular and Nginx Oracle databases AWS, including EC2, ECS, EKS, S3, EBS, VPC and CloudWatch Docker and Kubernetes Git, GitLab and GitLab CI Maven and Bamboo Terraform or AWS CloudFormation OpenID Connect, mutual TLS and IAM Blue-green and canary deployment strategies Agile, DevSecOps and PM² practices Nice to Have Experience with AWS cloud adoption and migration projects. Strong knowledge of Docker and Kubernetes. Experience with Angular and Spring Cloud. Knowledge of OpenAPI, Swagger and API Gateway solutions. Experience with HashiCorp Vault, SonarQube, Dynatrace or OWASP security tools. Knowledge of encryption techniques and secure application architecture. Experience with Splunk, Logstash or Logback. Knowledge of Service-Oriented Architecture and Enterprise Architecture. Experience with AI-assisted code analysis or development tools. Work Arrangement Long-term assignment for a European institution. Remote work from an EU Member State. Occasional on-site presence in Brussels may be required with advance notice. Candidates must be available to work during standard Brussels business hours. Expected project duration of up to four years. Candidates must be able to comply with the security and confidentiality requirements applicable to European institutional environments. Why Cronos Europa? At Cronos Europa, you will join a dynamic and multicultural environment where your expertise contributes to large-scale digital solutions used across Europe. We offer the opportunity to work on technically challenging projects involving cloud architecture, interoperability, cybersecurity and modern software engineering practices. If you are an experienced architect who combines strategic architectural thinking with hands-on technical expertise, we would be pleased to hear from you. <div