Java Developer
About the job
- A BAC+5 higher-education qualification is required.
- At least 3 years of experience in Java development is required.
- Proficiency in Java 11 or later and the Spring framework, including Spring Boot and Spring Data, is required.
- Knowledge of REST API design and relational database management, including PostgreSQL and MySQL, is required.
- Knowledge of development practices including testing, clean code, and design patterns is required.
- Familiarity with DevOps tools including Git, Jenkins, Docker, and SonarQube is required.
- Develop and maintain robust back-end applications using Java, Spring, and Spring Boot.
- Participate in technical design phases and software architecture decisions.
- Ensure code quality through unit and integration testing and code reviews.
- Collaborate with DevOps teams on continuous integration and deployment.
- Contribute to agile ceremonies, including daily meetings, sprint planning, and retrospectives.
- Propose ongoing improvements to code performance and maintainability.
About the company
NEXTON plans and builds digital projects for large French companies and online businesses, combining digital strategy with software development and marketing. Its teams cover product management, user-experience design, agile delivery and data work, and build websites, mobile applications and customer communications. Clients pay for specialist consultants assigned to their teams or for projects delivered by NEXTON's own agency. The agency combines designers, developers and marketing specialists to handle projects from planning and interface design through development and delivery. Founded in Paris in 2011, NEXTON is headquartered there at 5-7 rue Saint-Fiacre and operates across France.
Company Size
N/A
Company Stage
N/A
Total Funding
N/A
Headquarters
Paris, France
Founded
2011
Get referred to NEXTON
See people who can refer or advise you
Simplify's Take
What believers are saying
- NEXTON recruits entirely on permanent employment contracts, providing a salaried path into client assignments.
- NEXTON consultants joined client Veolia at Google's enterprise-AI event in March 2026, studying tools alongside customer teams.
- NEXTON's client portfolio spans rail, telecom and insurance through SNCF, Orange and AXA.
What critics are saying
- NEXTON's Montpellier Java role pairs new banking features with incident analysis and corrective maintenance, per October 2026 posting.
- French demand exposure: Numeum reported 1.8% contraction for 2025 IT services in December 2025; NEXTON's six offices are French.
- NEXTON's Paris customer marketing lead handles mobile campaigns and supervises an apprentice, per its October 2026 posting.
What makes NEXTON unique
- NEXTON runs an in-house digital factory in rural Saint-Augustin, extending project delivery beyond metropolitan offices.
- Figma lists NEXTON as a service partner for design-system implementation, migration and team training.
- NEXTON's seven employee-run communities connect mentoring, software, design, AI/data, sustainability, agile product work and sport.
Help us improve and share your feedback! Did you find this helpful?
Benefits
- Commuter Benefits
- Professional Development Budget