Fullstack Java / Vue or React Developer - M/F

The strength of Niji: crossing digital expertise - consulting, design, IA, data, tech, integration, and cybersecurity - to serve concrete and innovative solutions for our large accounts and ETI clients.

Our projects integrate IA to enhance performance, productivity, and facilitate decision-making.

Our Tech & Apps teams, recognized for their expertise, support our clients in the design of innovative digital solutions and IS infrastructures. Whether it be architecture consulting, Web development, service offerings, or Infrastructure/Cloud, all our activities are conducted by integrating the latest technologies.

Missions

As a Fullstack Java Developer, your main missions will be the following:

• Contribute to the success of our clients in their ambitious development projects, on both front and back aspects;
• Contribute technically to specifications in interaction with our clients;
• Participate in technical design and develop new features using agile methods;
• Write technical documentation;
• Perform developments as well as unit tests and integration tests.
• Leverage generative IA tools (code assistants, agents) to accelerate development, while guaranteeing the quality, security, and control of the produced code.

Profile sought

If you:

• Have a minimum of three years of experience as a web developer - Back on Java and Front on Vue.js or React (a plus if you master GCP and/or Kafka);
• Are looking for a CDI
• Have Spring Boot, Hibernate skills;
• Regularly perform technological monitoring in your business domain;
• Have already practiced development augmented by generative IA and master the use of coding assistants (GitHub Copilot, Claude Code, Cursor, ChatGPT or equivalents) in a professional context: assisted code generation and review, prompt engineering, and the ability to critically evaluate suggestions produced by IA;
• Like to exchange and share your knowledge within a collaborative and positive atmosphere;
• Master English (minimum B2 level)

Then… Come participate in the dynamism of our site by joining our Team Niji Lille!

Why join us?

• Projects from strategy to implementation, with a concrete impact at our large accounts and ETI clients, combining ambition and agility thanks to our ideal size;
• Multidisciplinary teams mixing Consulting, Design, Data, IA, Cyber, and Tech;

• Rapid skill development, via our training platform: Niji University (more than 33,000 contents) and field learning;
• The latest IA tools available to teams and experts to support you;

• Personalized support to build your trajectory: regular 1-1s, dedicated HRBP, competency framework;
• A flexible working environment and solid benefits: flexible hours, teleworking, restaurant vouchers, mobility allowance, service platform;

• An engagement in a responsible company (Ecovadis, eco-designed site, digital fresco, associative commitments...).

The Niji posture:

Commit with excellence - Collaborate with purpose - Act with impact - Transmit with conviction. Our values: Audacity - Benevolence - Performance – Talent.

If these words speak to you, come meet us!

At Niji, we are proud of our CSR policy which contributes to the promotion of diversity and equal opportunity, particularly for people with disabilities.