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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Frontend And User Experience Lead H/F - **Company:** Littlebig Connection - **Location:** Inconnu, France - **Experience:** Expert - **Contract:** Permanent contract - **Skills:** Artificial Intelligence, Data Infrastructure, Software Engineering, User-Centered Design, Web Application Frameworks, Web Engineering, ReactJS, Vue.js, Extreme Programming, Data Management, Front End Software Development - **Published:** September 20, 2026 - **Apply:** https://www.hellowork.com/fr-fr/emplois/83566201.html ## About the Role Senior-level experience (5+ years) in UX/UI design, specifically for technical products, data platforms, or complex B2B SaaS environments - Strong experience in mapping holistic user journeys, creating personas, and working in close co-construction with Product Managers - Proven track record of creating, implementing, and scaling Design Systems - Strong technical background with hands-on experience or strong management skills in Front-End Software Engineering (e.g., React, Vue.js, or similar modern frameworks) - Leadership skills with the ability to mentor front-end developers and firmly advocate for design best practices in a highly engineering-driven environment - Strong portfolio demonstrating user-centric design processes, the application of affordance principles, and the ability to simplify complex technical workflows - Highly autonomous and proactive profile, capable of framing a vision and executing it end-to-end - Fluent in written and spoken English (mandatory) Working Conditions - The role is also open at the Paris location Le profil recherché Profile wantedSenior-level experience (5+ years) in UX/UI design, specifically for technical products, data platforms, or complex B2B SaaS environmentsStrong experience in mapping holistic user journeys, creating personas, and working in close co-construction with Product ManagersProven track record of creating, implementing, and scaling Design SystemsStrong technical background with hands-on experience or strong management skills in Front-End Software Engineering (e.g., React, Vue.js, or similar modern frameworks)Leadership skills with the ability to mentor front-end developers and firmly advocate for design best practices in a highly engineering-driven environmentStrong portfolio demonstrating user-centric design processes, the application of affordance principles, and the ability to simplify complex technical workflowsHighly autonomous and proactive profile, capable of framing a vision and executing it end-to-endFluent in written and spoken English (mandatory), 1. Senior-level experience (5+ years) in UX/UI design, specifically for technical products, data platforms, or complex B2B SaaS environments 2. Strong experience in mapping holistic user journeys, creating personas, and working in close co-construction with Product Managers 3. Proven track record of creating, implementing, and scaling Design Systems 4. Strong technical background with hands-on experience or strong management skills in Front-End Software Engineering (e.g., React, Vue.js, or similar modern frameworks) 5. Leadership skills with the ability to mentor front-end developers and firmly advocate for design best practices in a highly engineering-driven environment 6. Strong portfolio demonstrating user-centric design processes, the application of affordance principles, and the ability to simplify complex technical workflows 7. Highly autonomous and proactive profile, capable of framing a vision and executing it end-to-end 8. Fluent in written and spoken English (mandatory) EUR Frontend And User Experience Lead H/F ## Description Within this department, there is an opportunity to join the team as a Front-End & UX Engineering Lead, to support the acceleration of AI solution adoption across the company's 100,000 teammates, while ensuring compliance with standards, a clear governance framework, and the proper integration of use cases with technological systems. Missions - Design holistic user journeys: map and think about the user journeys of different personas in a holistic way, acting in tight co-construction with Product Managers (PMs) to ensure every touchpoint is coherent and valuable - Standardize the Data Platform UX: bring consistency and coherence to the user experience across all Data & AI products, mitigating the chaotic proliferation of disparate AI front-ends - Build a specific Design System: design, implement, and maintain a dedicated Data & AI Design System (leveraging the company's existing Vitamin design system) to ensure all new products share the same visual and functional DNA - Lead front-end capabilities: oversee the front-end software engineering efforts for the internal products developed by the team, guiding developers to translate design into flawless code - Drive "Seamless XP": champion user centricity within the product teams, moving experiences away from complex technical redirections towards seamless, unified user journeys - Evangelize design principles: improve in-app communication and signposting, awakening engineering teams and Product Managers to fundamental design concepts like affordance and signifiers - Collaborate across teams: work closely with Software Engineers, Product Marketing Managers (PMM), and Customer Success Managers (CSM) to design interfaces for AI agents, hubs, and dashboards ## Related Videos - [Designing How Work Feels: The Science Behind Sanofi’s Workplace Experience](https://www.wearedevelopers.com/videos/1848-designing-how-work-feels-the-science-behind-sanofi-s-workplace-experience) - [Coffee with Developers - Shritesh Jamulkar](https://www.wearedevelopers.com/videos/895-coffee-with-developers-shritesh-jamulkar) - [Watch Tests Go Brrrr! : Getting Started with Cypress in ReactJS](https://www.wearedevelopers.com/videos/282-watch-tests-go-brrrr-getting-started-with-cypress-in-reactjs) - [Lessons learned from building a thriving Vue.js SaaS application](https://www.wearedevelopers.com/videos/1666-lessons-learned-from-building-a-thriving-vue-js-saas-application) - [But, you're not Facebook](https://www.wearedevelopers.com/videos/378-but-you-re-not-facebook) - [Recruitment Reinvented: Bold strategies and the $10K signing incentive](https://www.wearedevelopers.com/videos/1068-recruitment-reinvented-bold-strategies-and-the-10k-signing-incentive) ## Related Articles - [Best Companies to Work For in Paris: Top 25 Companies in 2023 ](https://www.wearedevelopers.com/magazine/190-best-companies-to-work-for-in-paris-top-25-companies-in-2023) - [Find a Developer Job: 12 Best Job Sites For Developers](https://www.wearedevelopers.com/magazine/165-find-a-developer-job-12-best-job-sites-for-developers) - [Best Companies to Work For in France: Top 25 Companies in 2023 ](https://www.wearedevelopers.com/magazine/189-best-companies-to-work-for-in-france-top-25-companies-in-2023) - [Where to Find Entry-Level Software Engineering Jobs](https://www.wearedevelopers.com/magazine/397-where-to-find-entry-level-software-engineering-jobs) - [Frontend Developer Salary in The UK](https://www.wearedevelopers.com/magazine/233-frontend-developer-salary-in-the-uk) - [Where To Find Software Engineering Jobs](https://www.wearedevelopers.com/magazine/396-where-to-find-software-engineering-jobs)