Java Cloud Engineer

emagine; Brussel Hoofdstad; Hybride; EUR 70 000 - 95 000; Plein temps

Résumé du poste

emagine is seeking a Medior Back-End Java & Cloud Engineer to join a multidisciplinary IT team in Brussels. You will develop cloud-native applications, API backends, and integration layers using Java and modern DevOps practices.

You will design scalable microservices with Spring Boot, deploy on Azure or AWS, and contribute to CI/CD pipelines. The role combines hands-on coding with infrastructure as code, testing, and on-call rotations in a collaborative Agile environment.

Qualifications

• Bachelor's degree in Computer Science, IT, Mathematics or a related field.
• 4+ years of professional Java development experience.
• Fluent in English; French or Dutch language skills are a plus.

Responsabilités

• Design, develop, test, document, and release Java-based features and API services.
• Build scalable and secure microservices using Java 17–21 and Spring Boot 3.x.
• Design and implement cloud-native solutions on Azure or AWS.
• Provision and manage infrastructure using Terraform or equivalent IaC tools.
• Containerize applications with Docker and deploy them on Kubernetes.
• Develop and improve CI/CD pipelines using Azure Pipelines or GitLab CI/CD.
• Implement REST APIs and event-driven integrations.
• Contribute to batch-processing solutions and messaging architectures.
• Investigate and resolve incidents in collaboration with functional teams.
• Participate in a rotating weekly on-call/guard duty.
• Contribute to architectural decisions and continuously improve performance, reliability, and security.

Connaissances

Java

Spring Boot

Microservices

REST APIs

Docker

Kubernetes

Cloud platforms

Terraform

CI/CD

JUnit

Relational databases

Kafka / Service Bus / SQS-SNS

English

French or Dutch

Formation

Bachelor's degree in Computer Science / IT / Mathematics

Outils

Terraform

Azure

AWS

Azure Pipelines / GitLab CI/CD

Description du poste

Back-End Java & Cloud Engineer – Medior

Location: Brussels, Belgium

Work arrangement: Hybrid — minimum 2 days/week onsite presence in Brussels

About The Role

We are looking for a Medior Back-End Java & Cloud Engineer to join a multidisciplinary IT team supporting.

You will work on modern, cloud-native applications across customer-facing platforms, API backends, and integration layers. The role combines Java backend development, cloud infrastructure and DevOps, with responsibility for delivering services from development through deployment and operation.

Main Responsibilities

• Design, develop, test, document, and release Java-based features and API services.
• Build scalable and secure microservices using Java 17–21 and Spring Boot 3.x.
• Design and implement cloud-native solutions on Azure or AWS.
• Provision and manage infrastructure using Terraform or equivalent IaC tools.
• Containerize applications with Docker and deploy them on Kubernetes.
• Develop and improve CI/CD pipelines using Azure Pipelines or GitLab CI/CD.
• Implement REST APIs and event-driven integrations.
• Contribute to batch-processing solutions and messaging architectures.
• Investigate and resolve incidents in collaboration with functional teams.
• Participate in a rotating weekly on-call/guard duty.
• Contribute to architectural decisions and continuously improve performance, reliability, and security.

Key Requirements

• Bachelor's degree in Computer Science, IT, Mathematics or a related field.
• 4+ years of professional Java development experience.
• Strong hands-on experience with:
• Java 17+ / Java EE
• Spring Boot 3.x
• Microservices architecture
• REST APIs
• Docker and Kubernetes
• Azure, AWS or another major cloud platform
• Terraform or equivalent Infrastructure-as-Code tools
• CI/CD with Azure Pipelines or GitLab CI/CD
• JUnit and automated testing
• Relational databases
• Experience with messaging technologies such as Kafka, Azure Service Bus or AWS SQS/SNS.
• Experience with Spring Batch is an advantage.
• Fluent in French or Dutch, with excellent English proficiency.

Nice to Have

Experience with technologies such as ELK, ArgoCD, Keycloak, Kong or JFrog.

Other Details

You will join an informal, collaborative, and Agile IT team working closely with business stakeholders and other technology teams. The environment encourages technical ownership, continuous learning, and the adoption of modern engineering practices.