Senior Java Developer

Jobgether· Brussels (Firmensitz, recherchiert)· lever· publisert 16.07.2026
Må ha:JavaHTMLBackendCI/CDMicroservicesAIHealthTechSecuritySeniorRemote
Bør ha:GoAWSCloud
Accountabilities: As a Senior Java Developer, you will take ownership of designing, building, and maintaining scalable backend systems while collaborating with cross-functional teams to deliver reliable solutions. Develop and maintain high-load systems using Java, Spring, and Spring Boot, ensuring performance, scalability, and maintainability. Design and implement solutions capable of processing large-scale data volumes, including hundreds of millions of records per day. Work with big data environments and optimize data processing workflows, including ETL system reliability improvements. Build, deploy, monitor, and maintain software products throughout the complete development lifecycle. Improve application quality through enhanced testing strategies, including increasing test coverage and reliability. Design and implement microservice-based architectures while supporting system scalability and performance. Collaborate with engineering teams to improve technical standards, processes, and development practices. Contribute to continuous improvement initiatives and share technical knowledge within the team. Requirements: The ideal candidate is a skilled backend engineer with strong Java expertise and experience building scalable, data-intensive applications in distributed environments. 4+ years of professional experience working with Java, Spring, and Spring Boot. Strong knowledge of backend development principles, software architecture, and computer science fundamentals. Experience working with databases and data storage technologies such as PostgreSQL and SQL. Hands-on experience building and scaling microservice-based solutions. Familiarity with modern CI/CD practices, tools, and deployment workflows. Solid understanding of web technologies, including HTTP, HTML5, client/server architecture, and security principles. Knowledge of algorithms, data structures, and software engineering best practices. Ability to communicate effectively in English (B1+ level). Experience working independently in a remote environment while collaborating with international teams. Nice-to-have experience with AWS, ECS (Fargate), Spring Cloud, Spring Cloud AWS, iBatis/MyBatis, or Golang. Benefits: Fully remote working environment with flexible working hours to support work-life balance. Vacation and public holidays according to local regulations, plus additional personal time off. Medical insurance or healthcare compensation options and paid sick leave. Professional development opportunities through conferences, courses, and industry events. Access to internal learning programs and opportunities for continuous technical growth. Supportive management style with regular performance reviews and internal mobility opportunities. Online team events, offline retreats, and opportunities for collaboration across international teams. Coworking cost coverage and access to office hubs in selected locations. A culture built around ownership, transparency, collaboration, innovation, and continuous learning. How Jobgether works: We use an AI-powered matching process to ensure your application is reviewed quickly, objectively, and fairly against the role's core requirements. Our system identifies the top-fitting candidates, and this shortlist is then shared directly with the hiring company. The final decision and next steps (interviews, assessments) are managed by their internal team. We appreciate your interest and wish you the best!  Why Apply Through Jobgether?    Data Privacy Notice: By submitting your application, you acknowledge that Jobgether will process your personal data to evaluate your candidacy and share relevant information with the hiring employer. This processing is based on legitimate interest and pre-contractual measures under applicable data protection laws (including GDPR). You may exercise your rights (access, rectification, erasure, objection) at any time.     #LI-CL1