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Uni Systems

Java Developer (Back-end)

Uni Systems
Belgium · Full-time · Mid-Senior
At Uni Systems, we are working towards turning digital visions into reality. We are continuously growing and we are looking for a Java Developer (Back-end) to join our UniQue team.

What will you be doing in this role?

  • Development of back-end website applications
  • Implement core business logic
  • Creation of servers and databases for functionality
  • Understanding and implementation of security and data protection
  • Cross-platform optimization
  • Design responsive applications
  • Design and develop APIs
  • Participating in the design and creation of scalable software
  • Taking lead on projects, as needed
  • Maintenance of code integrity and organization
  • Writing clean, functional code for the back-end and possibly front-end applications
  • Compile and analyze data, processes, and codes to troubleshoot problems and identify areas for
  • improvement
  • Testing and fixing bugs or other coding issues
  • Meet both technical and consumer needs
  • Write technical documentation

Requirements

What will you be bringing to the team?

  • A Bachelor degree and at least 13 years of experience (or a Master degree and at least 9 years experience)
  • Back-end development expertise using Java 8+, Spring, Spring Boot, Java EE, and Hibernate; familiar with microservices architecture and CI/CD pipelines (e.g., Bamboo).
  • Cloud and infrastructure skills, including development on AWS, API Gateway configuration with OAuth 2, containerization with Docker, and knowledge of Kubernetes (a plus).
  • Security and integration experience, covering OpenID Connect, SSO, SSL/TLS configuration, reverse proxy setup, and application server management (e.g., Oracle WebLogic).
  • Proficient with messaging and database technologies, including JMS, Kafka, ActiveMQ, Oracle DB, and basic familiarity with NoSQL databases.
  • Skilled in API and service integration, including development and testing of REST and SOAP services using Postman, SOAPUI, and ReadyAPI.
  • Basic front-end knowledge, including JavaScript, TypeScript, HTML, CSS, and Angular (a plus).
  • Proficient with tools and version control, such as Git, and experienced in deployment, testing, and environment configuration.
  • Languages{​{:}} English (B1); French (B1 - optional/plus

)At Uni Systems, we are providing equal employment opportunities and banning any form of discrimination on grounds of gender, religion, race, color, nationality, disability, social class, political beliefs, age, marital status, sexual orientation or any other characteristics. Take a look at our Diversity, Equality & Inclusion Policy for more information.

Key Skills

Ranked by relevance

java oracle containerization microservices spring boot javascript kubernetes typescript responsive angular postman docker server nosql kafka oauth cloud cicd css git aws
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Country Guide

Belgium

International hub for EU careers

Posted
Apr 30, 2025
Type
Full-time
Level
Mid-Senior
Location
Brussels
Company
Uni Systems

Industries

Technology Information Internet

Categories

Engineering Information Technology

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