Senior Java Developer

Brixio is a technology company based in Brussels, focusing on enterprise software solutions.
Brussels, Belgium
Backend
Senior Software Engineer
In-Person
10+ years of experience
Enterprise SaaS

Description For Senior Java Developer

Brixio is seeking a Senior Java Developer for a strategic long-term project extending until January 31, 2026. The ideal candidate will have a Computer Engineering degree and be trilingual (English/French/Dutch). With over 10 years of Java development experience, including a minimum of 2 years as a Java Tech Lead, you'll be responsible for leading backend development initiatives using modern technologies and practices.

The role combines technical expertise with leadership responsibilities, requiring deep knowledge of Java ecosystem, microservices architecture, and modern development tools. You'll work with technologies including Spring Boot, Docker, Keycloak, and various monitoring and deployment tools while mentoring junior developers and ensuring code quality.

Working in an Agile (Scrum) environment, you'll collaborate closely with Design and Product teams to deliver robust backend solutions. The position demands expertise in REST APIs, microservices architecture, and various DevOps tools, making it ideal for a senior developer looking to make a significant impact in a technical leadership role.

The role offers the opportunity to work on strategic projects while leading and mentoring a team, implementing best practices, and driving technical excellence. Based in Brussels, this position requires on-site presence and offers the chance to work with cutting-edge technologies in a collaborative environment.

Last updated 6 days ago

Responsibilities For Senior Java Developer

  • Gather and analyze stakeholder requirements to propose suitable solutions
  • Design, develop and maintain Java backend services, integrating REST APIs and microservices
  • Provide technical support and mentoring to junior team members
  • Collaborate closely with Design and Product teams
  • Write unit tests and integration tests
  • Write and validate technical documentation
  • Work in compliance with Agile/Scrum methodologies
  • Participate in application deployments using Docker, Kubernetes, Openshift
  • Monitor and analyze application performance using Grafana and SonarQube
  • Identify opportunities for process improvement and code quality

Requirements For Senior Java Developer

Java
Kafka
MongoDB
Redis
  • Advanced Java concepts mastery: memory management, code optimization, exception handling
  • Experience with Java APIs (JAX-RS, JAX-WS) and Frameworks like Spring and Spring Boot
  • Expertise in multithreading, concurrency, and Java performance
  • Expert in REST API design and development
  • Proficiency in Docker containerization and environment configuration
  • Expertise in Keycloak integration for authentication and authorization
  • Mastery of Spring Boot for microservices development
  • Expert in microservices architecture with focus on scalability and resilience
  • Expertise in JSON data manipulation in Java applications
  • Advanced usage of GitHub and Bitbucket for version control
  • Expertise in Grafana for application monitoring
  • Experience with SonarQube for static code analysis
  • Advanced Jira usage for Agile project management
  • Experience as Tech Lead or Lead Developer with mentoring responsibilities
  • Expertise in Angular for modern UI development
  • Fluency in Dutch, French, and English

Interested in this job?

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