At SII Group Spain, we are looking for an experienced Full Stack Developer (ReactJS & Java) to join our team in Barcelona. We are a French multinational company providing IT services and solutions worldwide, with a presence in 21 countries and more than 16,000 professionals. Our mission is to create innovative projects that make our clients' lives easier, hiring the best professionals and ensuring that they feel fully fulfilled in their work. ?????? Develop, maintain and enhance full-stack applications using ReactJS, Java 21 and Spring Boot 4.x. Contribute to the progressive modernisation and migration of existing applications towards a new architecture based on ReactJS and Spring Boot. Work within a team evolving towards Agile methodologies, Software Craftsmanship and DevOps practices. Apply and promote clean code, TDD and software quality best practices. Ensure the quality, reliability and maintainability of the applications throughout their lifecycle. ?????????? Higher vocational training (HES, federal diploma, EPF) or a university degree in Computer Science, Software Engineering or a related field, or equivalent qualifications.



At least 5 years of experience in Full Stack application development using ReactJS and Spring Boot. Strong knowledge of ReactJS and modern frontend development. Strong knowledge of Java 21 and Spring Boot 4.x. Experience with AI-assisted software development and AI-powered development tools. Practical knowledge of Kubernetes in a DevOps environment. Strong understanding of Software Craftsmanship principles, including clean code, TDD and software quality best practices. Native-level French is required. ????? ??????: Knowledge of Python is a plus ??????? Permanent contract Relocation assistance: we give you full support to move to Barcelona. Personalised training for your professional growth: access to Pluralsight and OpenWebinars, as well as Open Sessions to develop soft skills (Mindfulness, coaching, leadership). Working model: 60% remote, 40% office. Adaptable benefits package: health insurance, meal vouchers, childcare support and transport tickets. International teams and environment We are a family: after-work events, team dinners and company gatherings #

📌 Full Stack Developer, Remote (Barcelona)
🏢 Sii Group Spain
📍 Barcelona