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NEXTON

Builds digital projects for large French firms

Full Stack Developer

Full-TimePosted on 10/23/2026
No salary listed
Mid
Lille, France
In Person
Software EngineeringFull-Stack Engineering

About the job

Requirements
  • At least 3 years of web development experience.
  • Good technical knowledge and the ability to share knowledge, contribute, and assess the relevance of technical choices.
  • HTML and CSS.
  • Java.
  • JavaScript.
  • ReactJS.
  • NodeJS.
  • Git.
  • Docker, Kubernetes, and Google Cloud Platform.
  • Unit and functional testing.
Responsibilities
  • Gather and analyze client needs.
  • Define project specifications for development projects, including mobile applications, showcase websites, and e-commerce websites.
  • Choose tools, technologies, software, and operating systems suited to the development project's objectives.
  • Create the back-end structure of websites or applications.
  • Develop the technical components of web projects, including databases and user interfaces.
  • Integrate the different components of websites or mobile applications.
  • Ensure compliance with applicable standards.
  • Collaborate with project stakeholders, including clients, project managers, graphic designers, and web writers.
  • Integrate content into websites or mobile applications.
  • Optimize web page search engine optimization.
  • Conduct tests and resolve technical issues.
  • Maintain websites or mobile applications.
  • Keep up to date with technological developments.

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

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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.

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Benefits

  • Commuter Benefits
  • Professional Development Budget