Senior Full-Stack Java Developer

Overview

We are looking for a Senior Full-Stack Java Developer to join a complex IT transformation environment combining legacy systems and modern cloud-based architectures. The role focuses on modernizing critical business applications, reducing technical debt, improving scalability, and ensuring compliance with security standards such as NIS2.

Responsibilities

• Develop and enhance enterprise applications using modern Java technologies
• Analyze technical specifications and propose efficient implementation solutions
• Contribute to smaller technical analysis and development projects
• Design and implement scalable microservices and API-driven architectures
• Support integration between legacy and modern systems
• Optimize application performance, scalability, and reliability
• Provide technical guidance on integrations, data models, and architecture patterns
• Troubleshoot and resolve complex technical issues
• Collaborate within Agile/Scrum teams and contribute to continuous improvement

Required Skills

• Strong experience in Java and Spring Boot development
• Experience with microservices, REST APIs, and event-driven architectures
• Knowledge of Angular or ReactJS
• Experience with OpenShift, Docker, and containerized environments
• Good understanding of relational databases and data modeling (MySQL)
• Experience with Hibernate/JPA, Maven, Git, JUnit, Lombok
• Familiarity with Swagger/OpenAPI, SonarQube, SOAP, and IBM WebSphere
• Knowledge of resilient and high-availability architectures
• Understanding of security and compliance standards such as NIS2
• Experience working in Agile/Scrum environments

Soft Skills

• Strong analytical and problem-solving abilities
• Structured communication skills
• Quality-oriented, autonomous, and proactive mindset
• Ability to bridge business and technical requirements
• Team player with a broad technical vision

Languages

• French: Professional proficiency
• Dutch: Professional proficiency
• English: Professional proficiency

Work Conditions

• Hybrid work model
• Remote work possible after an initial onsite onboarding period
• Contract until the end of the year with possible extension
• Start date: ASAP