Alternant UX/UI Designer

📍 Job Overview

Job Title: Alternant UX/UI Designer

Company: Groupement Mousquetaires

Location: 133 Avenue de la République, 92320 Châtillon, France

Job Type: Alternance (Full-time Apprenticeship)

Category: Design Operations / Product Design

Date Posted: June 8, 2026

Experience Level: Entry-Level (0-2 years)

Remote Status: Hybrid

🚀 Role Summary

• This apprenticeship offers a unique opportunity to gain hands-on experience in UX/UI Design within the IT department (DSI Alimentaire) of a major retail group, Groupement Mousquetaires.

• You will contribute to the democratization of UX/UI design practices across the organization and participate in the creation and maintenance of a Design System for the DevFactory.

• The role involves collaborating closely with UX/UI experts and IT teams to enhance the user experience of internal applications.

• You will be responsible for creating essential design deliverables such as wireframes and mockups, supporting the overall product design lifecycle.

📝 Enhancement Note: While the title is "Alternant UX/UI Designer," the core responsibilities and company context suggest a strong integration into internal tooling and application development, aligning with a "Design Operations" or "Product Design" focus within a corporate IT structure rather than a client-facing agency role. The emphasis on a Design System and internal application improvement highlights a need for structured design thinking and process adherence.

📈 Primary Responsibilities

• Actively participate in UX/UI design workshops alongside experienced UX/UI Designers to learn and apply best practices.

• Contribute to the development and ongoing maintenance of the DevFactory Design System, ensuring consistency and reusability of design components.

• Create and refine design artifacts, including wireframes, user flows, and high-fidelity mockups, to visualize application concepts and improvements.

• Support the UX/UI team in user research activities and the analysis of user feedback to inform design decisions.

• Assist in the documentation and communication of design guidelines and principles to broader IT and business teams.

• Collaborate with cross-functional teams, including developers and business analysts, to ensure design feasibility and successful implementation of user interfaces.

• Gain practical experience in user-centered design methodologies and apply them to internal application projects.

• Help to foster a culture of user-centricity and design awareness within the IT department.

📝 Enhancement Note: The responsibilities are framed to emphasize practical application and learning within a structured environment, focusing on contribution to existing processes like the Design System and collaborative workshops, which is typical for an apprenticeship role.

🎓 Skills & Qualifications

Education: Pursuing a Bachelor's degree (Bac+3) or higher in UX/UI Design, Digital Design, Graphic Design, or a related field.

Experience: Ideally, candidates will have foundational knowledge or practical experience (from coursework, student projects, or internships) in several of the following areas:

• Understanding of core User Experience (UX) and User Interface (UI) design principles.

• Familiarity with design and prototyping tools such as Figma, Adobe XD, or Sketch.

• A strong sensibility for ergonomics and user-centered design approaches.

• Basic knowledge of interface design fundamentals, including typography, color theory, and visual composition.

• Demonstrated curiosity, creativity, and a collaborative mindset.

• Ability to work effectively within a team environment. Required Skills:

• UX/UI Fundamentals: Solid understanding of user-centered design principles, usability heuristics, and information architecture.

• Design Software Proficiency: Hands-on experience with industry-standard design tools like Figma, Adobe XD, or Sketch for wireframing, prototyping, and UI design.

• Visual Design Acumen: A keen eye for aesthetics, including typography, color palettes, layout, and visual hierarchy.

• Collaboration & Communication: Ability to work effectively with cross-functional teams and articulate design ideas clearly.

• Problem-Solving: Aptitude for identifying user needs and translating them into intuitive and effective design solutions.

• Adaptability: Willingness to learn and adapt to new design tools, methodologies, and project requirements.

Preferred Skills:

• Design System Contribution: Experience or understanding of how to contribute to or utilize a Design System.

• Wireframing & Prototyping: Proficiency in creating interactive prototypes to test user flows and gather feedback.

• User Research Basics: Familiarity with basic user research methods (e.g., user interviews, surveys) and synthesizing findings.

• Agile/Scrum Awareness: Understanding of agile development methodologies and how design integrates into sprints.

• Basic HTML/CSS Knowledge: A foundational understanding of web development concepts can be beneficial for design-to-development handoff.

📝 Enhancement Note: The preferred skills are tailored to enhance an apprentice's contribution, particularly in areas like Design Systems and user research, which are often key focus areas for such roles.

📊 Process & Systems Portfolio Requirements

Portfolio Essentials:

• While formal portfolio requirements for an apprenticeship may be less stringent than for experienced hires, candidates are strongly encouraged to present any relevant design projects.

• Project Examples: Showcase 1-3 projects (academic, personal, or internship-based) that demonstrate your understanding of UX/UI principles and your ability to use design tools.

• Design Process Documentation: For each project, briefly outline your design process, from understanding the problem to ideation, wireframing, prototyping, and final UI design.

• Tool Proficiency Showcase: Highlight the specific design tools (Figma, Adobe XD, Sketch) used for each project.

• Visual Appeal: Ensure your portfolio is well-organized, visually appealing, and easy to navigate.

Process Documentation:

• Candidates will be expected to learn and adapt to the team's existing design processes.

• Workflow Understanding: Demonstrate an understanding of common design workflows, including user research, wireframing, prototyping, usability testing, and handoff to development.

• Design System Integration: Show an awareness of how to work within established design systems or contribute to their evolution.

• Collaboration Protocols: Be prepared to discuss how you would collaborate with developers, product managers, and other stakeholders through established communication channels and tools.

📝 Enhancement Note: The emphasis is on showcasing potential and understanding of process rather than a fully developed body of professional work, which is appropriate for an apprenticeship. Practical examples of design thinking are key.

💵 Compensation & Benefits

Salary Range: As this is an apprenticeship (alternance), compensation will be in accordance with French labor laws and any applicable collective bargaining agreements for apprenticeships in the retail or IT sector. Typically, this involves a percentage of the minimum wage (SMIC) or the contractual minimum wage, varying based on age and year of study.

• Estimated Range: For a Bac+3 level apprentice in France, monthly gross salary can range from approximately €800 to €1,200, depending on specific agreements and the apprentice's age and year of study.

Benefits:

• Remote Work Agreement: Access to a company agreement regarding teleworking, offering flexibility.

• Vacation Bonus: Entitlement to a vacation bonus, providing additional financial support during holiday periods.

• Profit Sharing (Accord d'intéressement): Opportunity to benefit from the company's financial performance through a profit-sharing scheme.

• Company Restaurant: Access to an on-site company restaurant, offering convenient and potentially subsidized meal options.

• Gym Access: On-site gym facilities available to promote employee well-being and fitness.

• Training Programs: Comprehensive training programs are provided upon joining and throughout the apprenticeship to support continuous learning and skill development.

• New, Functional Premises: Modern and well-equipped office spaces designed for productivity and comfort.

• Terrace Access: Outdoor terrace space for breaks, offering a pleasant environment during warmer weather.

Working Hours: Based on a full-time apprenticeship contract, working hours are typically 35 hours per week, aligning with standard French work regulations. The specific schedule will be coordinated with the DSI Alimentaire team to ensure alignment with project needs and academic requirements.

📝 Enhancement Note: Salary estimation is based on typical French apprenticeship regulations for a Bac+3 level. Specific figures are indicative and subject to official company policy and legal frameworks. The benefits are detailed from the provided text, highlighting aspects beneficial to a young professional.

🎯 Team & Company Context

🏢 Company Culture

Industry: The Groupement Mousquetaires operates within the large-scale retail distribution sector in France, with diverse business units including supermarkets, hypermarkets, DIY stores, and more. The STIME (Systèmes d'Information et Technologies pour le Management des Entreprises) is the central IT department supporting these diverse retail operations and their transversal activities.

Company Size: The Groupement Mousquetaires is a large organization, comprising 7 retail brands and employing approximately 160,000 individuals. STIME, as its IT DSI, is a significant entity within this structure, likely employing hundreds or thousands of IT professionals.

Founded: The Groupement Mousquetaires was founded in 1969. STIME, as the IT arm, has evolved to become a key driver of digital transformation for the group.

Team Structure:

• DSI Alimentaire: The UX/UI Designer will be part of the DSI Alimentaire (Food IT Department), a division focused on supporting the IT needs of the group's food retail operations.

• UX/UI Pole: Within the DSI Alimentaire, there is a dedicated UX/UI Pole consisting of 4 professionals, including experienced UX/UI Designers who will mentor the apprentice.

• Cross-functional Collaboration: The UX/UI team works closely with various IT teams (development, project management, business analysis) and business units (métiers) across the Groupement Mousquetaires.

Methodology:

• User-Centricity: The team aims to democratize UX/UI design, emphasizing a user-centered approach for internal applications.

• Design System Driven: A key focus is on building and maintaining a Design System to ensure consistency, efficiency, and scalability in design and development.

• Agile Development: While not explicitly stated, internal IT departments of this scale often operate within agile or hybrid methodologies, requiring designers to adapt to iterative development cycles.

• Data-Informed Design: Decisions are expected to be informed by user feedback, analytics, and business requirements.

Company Website: https://www.mousquetaires.com/ (Groupement Mousquetaires) | https://www.lestage.com/ (STIME - often referred to as the IT department)

📝 Enhancement Note: The context provided emphasizes the scale of the retail group and the role of STIME as its central IT engine. The UX/UI pole's focus on a Design System and internal applications points towards a pragmatic, process-oriented approach to design within a large corporate structure.

📈 Career & Growth Analysis

Operations Career Level: This position is an entry-level apprenticeship designed for individuals at the beginning of their UX/UI design career. It's an excellent stepping stone for those looking to build a foundation in design within a large corporate IT environment. The role is structured to provide mentorship and practical experience, rather than immediate independent responsibility for large-scale projects.

Reporting Structure: The Alternant UX/UI Designer will report to a senior member of the UX/UI Pole within the DSI Alimentaire. This mentor will provide guidance, oversee the apprentice's work, and facilitate learning opportunities. Collaboration will extend to other members of the UX/UI team, developers, and business stakeholders.

Operations Impact: While an apprentice's direct impact on revenue might be indirect, their contributions to internal applications can significantly improve operational efficiency, user satisfaction, and productivity for employees across the Groupement Mousquetaires. By helping to refine user interfaces and experiences, the apprentice contributes to smoother business processes and better adoption of internal tools.

Growth Opportunities:

• Skill Specialization: Opportunity to deepen expertise in specific areas of UX/UI design, such as interaction design, visual design, or design systems, through hands-on project work and mentorship.

• Industry Exposure: Gain valuable experience within the retail sector and a large IT organization, understanding the unique challenges and opportunities of designing for internal enterprise applications.

• Professional Network: Build a professional network within STIME and the broader Groupement Mousquetaires, opening doors for future career opportunities within the group or the industry.

• Design System Development: Contribute to the growth and maintenance of a Design System, a highly sought-after skill in the design field.

• Potential for Future Employment: Successful apprentices often have opportunities for full-time roles within STIME or other departments upon completion of their studies and apprenticeship.

📝 Enhancement Note: The growth analysis focuses on the learning and development aspects inherent to an apprenticeship, highlighting skill acquisition, industry exposure, and potential future career paths within a large, stable organization.

🌐 Work Environment

Office Type: The work environment is described as a modern, functional office space located in Châtillon, Île-de-France. The premises are new and designed for productivity, offering amenities that support employee well-being.

Office Location(s): The primary office location is 133 Avenue de la République, 92320 Châtillon, France. This location is accessible within the Île-de-France region.

Workspace Context:

• Collaborative Spaces: The office is equipped with facilities that encourage interaction, such as a company restaurant and potentially meeting rooms designed for teamwork.

• Modern Technology: As part of the DSI, the workspace is expected to be equipped with up-to-date technology and tools necessary for design work.

• Team Interaction: The UX/UI Pole is a small, close-knit team, fostering regular interaction and knowledge sharing among its members. The apprentices will be integrated into this team dynamic.

• Amenities: The presence of a gym and a terrace further enhances the work environment, promoting a healthy work-life balance and offering spaces for relaxation and informal collaboration.

Work Schedule: The apprenticeship is a full-time commitment, typically around 35 hours per week, in line with French labor laws. The specific daily schedule will be agreed upon with the team manager and will need to accommodate academic requirements for the apprenticeship program. There is potential for hybrid work arrangement as indicated by the "Accord d'entreprise sur le télétravail," allowing for some flexibility between office and remote work.

📝 Enhancement Note: The description emphasizes the quality of the physical workspace and the hybrid work possibilities, which are attractive benefits for modern professionals.

📄 Application & Portfolio Review Process

Interview Process:

• Initial HR Interview: A first conversation with HR to assess general fit, motivation for an apprenticeship, and understanding of the Groupement Mousquetaires.

• Operational Interview: A second interview with the manager of the UX/UI Pole and the Domain Manager. This will focus on your technical skills, design aptitude, and alignment with the team's work.

• Portfolio Presentation (Informal): Be prepared to discuss any design projects you have worked on. For an apprenticeship, this might include academic projects, personal explorations, or contributions to group projects. Focus on explaining your thought process and the tools you used.

• Cultural Fit Assessment: Both interviews will likely assess your collaborative spirit, creativity, and enthusiasm for learning.

Portfolio Review Tips:

• Showcase Your Process: For academic or personal projects, clearly articulate your design journey: problem identification, user research (even if basic), ideation, wireframing, prototyping, and final UI design.

• Highlight Tool Proficiency: Demonstrate your comfort with design tools like Figma, Adobe XD, or Sketch. Show examples of how you've used their features effectively.

• Focus on User-Centeredness: Explain how your designs address user needs and improve usability. Even simple student projects can illustrate this.

• Keep it Concise: As an apprentice, a few well-explained projects are better than many incomplete ones. Focus on quality and clarity.

• Prepare to Discuss: Be ready to talk about your design choices, what you learned, and what you would do differently.

Challenge Preparation:

• While not explicitly mentioned, some companies may include a small design exercise as part of the interview process for design roles.

• Basic UI/UX Task: If a task is given, expect something related to creating a simple wireframe or mockup for a given scenario, or providing feedback on an existing interface.

• Focus on Thinking: The assessors will likely be more interested in your problem-solving approach and how you think through design challenges than in a polished final output for a quick exercise.

• Articulate Your Reasoning: Clearly explain your design decisions and the rationale behind them.

📝 Enhancement Note: The interview process is outlined based on typical corporate hiring practices for apprenticeships, emphasizing learning potential and foundational skills.

🛠 Tools & Technology Stack

Primary Tools:

• Design & Prototyping Software: Figma, Adobe XD, Sketch (candidates should ideally have familiarity with at least one). These tools are essential for wireframing, UI design, and creating interactive prototypes.

• Design System Components: Familiarity with atomic design principles and how to utilize or contribute to a Design System.

Analytics & Reporting:

• While direct analytics responsibility is unlikely for an apprentice, an understanding of how user data informs design decisions is beneficial. Exposure to analytics tools used by STIME may occur. CRM & Automation:

• Not directly relevant to the UX/UI design role, but awareness of the systems the internal applications support may be helpful.

📝 Enhancement Note: The focus is squarely on the core design tools required for UX/UI work, particularly those mentioned in the job description (Figma, Adobe XD, Sketch), and the concept of a Design System.

👥 Team Culture & Values

Operations Values:

• User-Centricity: A core value driving the design process, ensuring that internal applications are intuitive and efficient for their users.

• Collaboration: Strong emphasis on teamwork, both within the UX/UI Pole and with other IT and business departments.

• Continuous Learning: The company encourages ongoing professional development through training programs and exposure to new technologies and methodologies.

• Efficiency & Optimization: A drive to improve processes and user experiences, partly facilitated by the use of a Design System.

• Innovation & Creativity: Encouraging new ideas and creative solutions within the design framework.

Collaboration Style:

• Team-Oriented: The UX/UI team operates as a supportive unit, with experienced members mentoring apprentices.

• Cross-Functional Integration: Designers work closely with developers, product managers, and business stakeholders to ensure alignment and successful project delivery.

• Feedback Culture: An open environment where feedback is exchanged constructively to improve designs and processes.

• Knowledge Sharing: Encouragement to share learnings, best practices, and insights across the team and potentially wider departments.

📝 Enhancement Note: The cultural values are inferred from the company description and the nature of the role, emphasizing collaboration, learning, and user focus within a corporate IT setting.

⚡ Challenges & Growth Opportunities

Challenges:

• Democratizing Design: A key challenge for the team is to spread UX/UI best practices across the organization, requiring effective communication and advocacy.

• Design System Maintenance: Keeping a Design System up-to-date and ensuring its adoption by development teams is an ongoing challenge.

• Balancing User Needs with Business Constraints: Learning to navigate the complexities of enterprise applications, where user needs must be balanced with technical limitations and business objectives.

• Adapting to Internal Tooling: Gaining proficiency with internal applications and understanding their specific user bases and functional requirements.

Learning & Development Opportunities:

• Mentorship from Experts: Direct guidance from experienced UX/UI Designers within the team.

• Design System Contribution: Hands-on experience in building and maintaining a Design System, a valuable skill.

• Exposure to Enterprise IT: Understanding the landscape of IT within a large retail group, including development processes and technology stacks.

• Formal Training: Access to company-provided training programs to enhance technical and design skills.

• Networking: Building connections within a large organization that can support future career growth.

📝 Enhancement Note: Challenges are framed around the specific context of an internal IT design team and an apprenticeship role, while growth opportunities focus on skill development and career progression within the group.

💡 Interview Preparation

Strategy Questions:

• "Why are you interested in an apprenticeship in UX/UI design, specifically at Groupement Mousquetaires?" (Prepare to articulate your passion for design and your understanding of the company's retail context.)

• "Describe a project where you had to consider the user's needs. What was your process?" (Focus on your thought process, even for academic projects, and highlight user-centered thinking.)

• "How do you approach learning new design tools or software?" (Showcase your adaptability and eagerness to learn, referencing your experience with Figma, Adobe XD, or Sketch.)

• "What does a Design System mean to you, and why is it important in a company like ours?" (Demonstrate an understanding of its role in consistency, efficiency, and scalability.) Company & Culture Questions:

• "What do you know about Groupement Mousquetaires and its different brands?" (Research the company's retail presence and its commitment to innovation.)

• "How do you think UX/UI design contributes to the success of internal applications used by employees?" (Connect design to productivity, efficiency, and user satisfaction.)

• "Describe a situation where you collaborated with others on a project. How did you handle disagreements or differing opinions?" (Highlight your teamwork and communication skills.) Portfolio Presentation Strategy:

• Tell a Story: For each project, walk through the problem, your approach, your solutions, and the outcome.

• Highlight Your Role: Clearly state what you did, even if it was part of a larger team effort.

• Showcase Your Tools: Point out specific features or techniques you used in Figma, Adobe XD, or Sketch.

• Be Ready for Questions: Anticipate questions about your design choices, challenges faced, and what you learned.

• Enthusiasm is Key: Show your passion for design and your excitement about the opportunity.

📝 Enhancement Note: Interview questions are tailored to assess both design aptitude and cultural fit for an apprenticeship within a large corporate structure.

📌 Application Steps

To apply for this operations position:

• Submit your application through the provided link on SmartRecruiters.

• Resume Optimization: Tailor your resume to highlight relevant coursework, any internships or personal design projects, and your proficiency with design tools (Figma, Adobe XD, Sketch). Clearly state your academic pursuit (e.g., "Pursuing Bac+3 in UX/UI Design").

• Portfolio Preparation: Compile any relevant design work (academic projects, mockups, wireframes) into a clear and concise digital portfolio. Be ready to walk through 1-2 key projects during an interview, explaining your process and rationale.

• Company Research: Familiarize yourself with Groupement Mousquetaires, its various retail brands, and the role of STIME as its IT department. Understand their commitment to digital transformation and employee experience.

• Interview Practice: Prepare to discuss your motivation for an apprenticeship, your understanding of UX/UI principles, and your ability to collaborate. Practice articulating your design process for any projects you present.

⚠️ Important Notice: This enhanced job description includes AI-generated insights and operations industry-standard assumptions. All details should be verified directly with the hiring organization before making application decisions.