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Product Designer Sénior (H/F) - Lyon

Smile Group

Hybrid $45,000 - $50,000 Full-time Senior

The Senior Product Designer will manage the full product lifecycle from discovery to delivery, focusing on user needs and business performance. They will work within a multidisciplinary squad to redesign BtoE applications for the energy sector.

Responsibilities

  • Own the entire design cycle (Discovery, Delivery, Run) for nuclear‑industry B2E applications
  • Conduct user research, translate insights and analytics into product decisions
  • Create high‑fidelity UI mockups and maintain design systems
  • Collaborate daily with developers and the Product Manager within an agile squad
  • Prioritize backlog items and ensure product success against business KPIs
  • Champion accessibility and inclusive design practices

Requirements

  • Minimum 6+ years of experience in product design (UX + UI) with a full‑stack design approach
  • Proven experience in the industrial / energy / B2E sector (preferred)
  • Strong portfolio demonstrating end‑to‑end product design, data‑informed decision making and KPI alignment
  • Expert level proficiency in Figma
  • Knowledge of generative AI applied to design
  • Understanding of RGAA digital accessibility standards

Benefits

  • Company health insurance
  • 50% coverage of public transport costs
  • Minimum of 9 paid leave days per year
  • Vacation bonus
  • Restaurant tickets worth €10, 50% covered

Key Skills

User Research UX Design UI Design Full‑stack Design Product Thinking Data‑Informed Decision Making Agile Methodology Scrum Figma (expert) Generative AI for Design RGAA Accessibility Design Systems Prototyping Wireframing High‑Fidelity Mockups Cross‑functional Collaboration Stakeholder Management Analytics Interpretation Communication Problem Solving Rapid Iteration User‑Centered Design Information Architecture Usability Testing Mentoring Junior Designers Project Coordination

About Smile Group

We are Technology experts & Business partners. AI powered. Enabling digital autonomy. Smile is a European digital services group operating in 7 countries and bringing together 1,500 people. Our value proposition is built around three accelerators across all our areas of expertise: - Digital Autonomy : we provide solutions built on open source or European sovereign software, designed to keep full control over data, infrastructure and technology choices. - Agentic AI : native and integrated from day one, in every project, every team, every method, it accelerates transformation, optimises operations and unlocks new sources of business value. It is the backbone of everything we deliver. - The Factory : our factories bring together multidisciplinary teams, experienced in agile methods, capable of delivering exactly what they have promised. We operate across five domains: AI & Data, Customer Experience, Business Applications, Cloud Transformation & Management and Product & Industrial Sy

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