Cloud & Interoperability Architect

Cronos Europa; Brussel; Hybrid; EUR 120,000 - 160,000; Full time

Job summary

Cronos Europa is seeking an experienced Cloud & Interoperability Architect for a long-term European project. You will design secure, scalable information systems, work with Java microservices, Angular front-ends and Oracle databases in a hybrid cloud setting, while applying DevSecOps practices.

You will lead architectural design, microservice development and API integration, contributing to documentation and compliance in a European institutional environment.

Qualifications

• Bachelor's degree or higher in a technical discipline.
• 15+ years of IT experience with a Master's, or 17 years with a Bachelor's degree.
• At least 5 years in application and cloud architecture projects.
• At least 10 years in application design and business process analysis.
• At least 5 years with Java and Hibernate.
• At least 5 years designing and integrating REST APIs.
• At least 5 years with CI/CD pipelines (Maven, Bamboo, GitLab CI).
• At least 5 years with Git/GitLab workflows, including branching/merge requests.
• At least 5 years with JPA, Spring Security and Spring Boot.
• Strong experience producing architecture/technical design docs.
• English proficiency at C1 or above.

Responsibilities

• Define architecture and technical design of complex information systems.
• Design and develop components, microservices and reusable building blocks.
• Review architectures and assess integration with other information systems.
• Design secure, scalable interoperability solutions connecting systems across organisations.
• Implement architectures across hybrid cloud and on-premises environments.
• Develop and maintain REST APIs and integration services.
• Contribute to web-front-end design and multi-tier database layers.
• Perform data analysis, modelling and physical database design.
• Develop database stored procedures and integrate with enterprise apps.
• Build and maintain CI/CD pipelines and automated deployments.
• Produce architecture documents and technical reports.
• Participate in planning sessions and meetings with users.
• Support adoption of AI-assisted development tools.

Skills

Java

Hibernate

Spring Boot

Spring Security

REST APIs design

CI/CD pipelines

GitLab workflows

Cloud architecture

OpenAPI/Swagger knowledge

Agile/DevSecOps

Education

Bachelor's degree or higher in Computer Science, Software Engineering, Systems Engineering or another relevant technical discipline

Tools

Maven

Bamboo

GitLab CI

Terraform

AWS CloudFormation

Docker

Kubernetes

Angular

Oracle databases

Nginx

Job description

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.