NTT Data is actively looking for a Senior Java developer. This freelance position is to start in July 2025. The mission is based in Brussels and homeworking is allowed. FunctionAnalysis, development and maintenance of the land on a new application aligned with the standards of the department.Coaching and leadership of the new small team (4 people) responsible for the application.Create the technical analysis of a completely new application (technical lead).Conduct the impact analysis.Collaborate with the application architect to determine the most suitable architecture for the domain.Coaching and supporting other developers: team lead of a new team to be formed.Adjust the existing scope.Refactoring the existing code if desired.Creating and executing the unit and component testing v.d. code.Manage v.d. placing in service v.d. new functionalities or updates.Collaborate with the application architect to determine the most suitable architecture for the domain. SkillsJava, Angular, front end developmentTooling: Java Ecosystem, J2E stack, GIT, CI/CD dance Jenkins, IntelliJ, Opengrok, Miro, CI/CD techniques, SpringMethodology: Agile (Scrum, Kanban, Peering, Mobbing, ...), TDDMastering the behavioral competencies (in particular: team lead, technical lead, guiding junior developers)Knowledge and experience with the public services (and in particular the Pension context) are an advantage.The candidate is:Entrepreneurial and persistentAssertiveTeam playerCuriousMotivated to deliver added value to the organizationProfessional: being able to make choices of the organization even if these are different from his. Constructively express how his choices differAccept feedbackAble to work autonomouslyTakes initiativesSelection criteria