Java Developer Back and Front

Project overview

As part of strengthening the Experis teams, we are looking for a Java Spring Boot Developer (M/F) to work with a major player in the retail sector.

Within an Agile team, you will participate in the development and evolution of strategic digital solutions used by business units and end customers. You will contribute to the design of performant, scalable, and secure applications, at the heart of the digital transformation and innovation challenges in the distribution sector.

Your missions

Profile sought

Expected technical skills

Mastery of the Java language.

Significant experience with Spring Boot.

Good knowledge of Spring MVC, Spring Data, and Spring Security.

Experience in developing and integrating REST APIs.

Mastery of relational databases (PostgreSQL, MySQL, Oracle, or SQL Server).

Knowledge of microservices architectures.

Daily use of Git.

Experience with CI/CD environments.

Knowledge of Docker and containerization technologies is appreciated.

Familiarity with Agile methodologies (Scrum, Kanban).

Sensitivity to performance, security, and scalability issues.

Expected soft skills

Analytical mindset and ability to solve complex problems.

Rigor and sense of quality.

Technical curiosity and continuous monitoring of new technologies.

Autonomy in development execution.

Team spirit and enjoyment of collaborative work.

Proactive in improving technical solutions.

Ability to communicate with technical and functional stakeholders.

Adaptability in a dynamic and constantly evolving environment.

Joining Experis for this position means participating in the construction of high-impact digital solutions within a major retail player and evolving in an innovative environment where technical expertise is valued.

Committed to diversity and inclusion, Experis / ManpowerGroup France considers every application without distinction.

Discover our recruitment process: -masked link-

Work environment

People, Expertise, and Innovation, this is what characterizes the DNA of Experis France, an IT consulting company from ManpowerGroup recognized as Top Employer 2025.

Present in 28 countries, Experis positions itself as a key and innovative player in the IT consulting market.

We offer an integrated service combining IT services and solutions to support our client partners in their transformation projects.

Through training, Experis continuously invests in the acquisition of knowledge for its Talents to anticipate trends and react quickly to changes.

• Participate in the analysis of functional and technical needs with the business and product teams.
• Design and develop new features in Java Spring Boot.
• Maintain and evolve existing applications.
• Develop and optimize REST APIs meeting performance and security requirements.
• Participate in technical design phases and architecture choices.
• Perform unit tests and contribute to the quality of the produced code.
• Participate in code reviews and promote good development practices.
• Collaborate with product, QA, DevOps, and architecture teams.
• Contribute to the continuous improvement of applications and development processes.
• Participate in incident management and the resolution of technical issues.
• Ensure the performance, reliability, and maintainability of developed solutions.

Project details

• Start: ASAP
• Duration: 12 mois
• Location: Lille, Hauts-de-France, FR
• Languages: French