Java Developer

ph3About Smile The Opportunity /h3 pPassionate about tech, digital, and innovation? Join the 1,800 employees at /p pPassionate about tech, digital, and innovation? Join the 1,800 employees at bSmile /b, the European leader in open-source integration, spread across 20 agencies in 9 countries. Collaborative spirit and knowledge sharing are at the heart of our DNA. Our experts push the boundaries of open source every day to build a smarter, more efficient, and more responsible digital world. Here, we don't just follow trends, we create them /p pWe are currently looking for an experienced bFreelance Java Developer /b to join us in Brussels and take part in large-scale, impactful digital projects for one of our premium clients. /p h3Position Overview /h3 ul liStatus: Freelance (Independent / Prestation de services) /li liLocation: Brussels, Belgium (Hybrid model: 2-3 days remote per week) /li liSeniority Level: Medior (3+ years) to Senior (10+ years) /li liLanguages: Professional proficiency in either Dutch or French OR English /li /ul h3Your Mission Responsibilities /h3 pAs a Freelance Java Developer, you will be integrated into a dynamic environment to design, develop, and maintain robust enterprise applications. Your main responsibilities will include: /p ul liDesigning and implementing high-quality software solutions using Java / Java EE technologies. /li liImplementing and managing API and Web Services standards (OAuth2, OpenAPI, SOAP) and working within SOA / REST models. /li liTranslating business requirements into technical designs utilizing UML and BPMN. /li liCollaborating within an Agile/Scrum methodology, while aligning with corporate governance frameworks (ITIL, PMBOK/PRINCE2). /li liContributing to architectural discussions and evolution using modern architecture frameworks (TOGAF, Archi, Sparx). /li liEnsuring code quality, version control, and seamless integration using GIT and client frameworks (Axis 2, CXF, .
Net compatibility). /li /ul h3Your Profile /h3 ul liExperience: You have at least 3 years (Medior) to 10+ years (Senior) of proven experience in backend Java development. /li liCore Tech Stack: Deep expertise in Java/Java EE, REST/SOA architectures, API security (OAuth2), and SOAP/OpenAPI standards. /li liMethodologies: Strong familiarity with Agile/Scrum environments. Knowledge of ITIL, Prince2, or TOGAF is a major asset. /li liTools: Proficiency with GIT, UML/BPMN modeling tools (Sparx, Archi), and integration frameworks (Axis 2, CXF). /li liSoft

Skills:
Autonomous, proactive, team-oriented, and solution-driven. /li /ul h3Why Smile? /h3 ul liPeer Management: Our proximity management by peers fosters dialogue and the implementation of a tailored career path. /li liContinuous Learning: Because the digital sector is in constant motion, Smile is committed to making you an expert in your field, thanks to a comprehensive training offer: access to an e-learning platform, financing of certifications, and advanced knowledge-sharing tools. /li liVibrant Culture: Your year will be animated by group and agency events: annual convention, participation in trade fairs, summer party, and both formal informal afterworks. /li /ul h3The Next Steps /h3 ul liFirst contact: A phone call to discuss your aspirations, availability, and what we can offer you. /li liMeeting: An opportunity to get to know each other and explore your professional background. /li liBusiness interview: A deep-dive discussion with one of our experts to assess your technical skills and define your goals. /li /ul /p