Product designer senior - F/H

📍 Job Overview

Job Title: Product Designer Senior - F/H

Company: Niji

Location: La Madeleine, Hauts-de-France, France

Job Type: CONTRACTOR

Category: Product Design / UX/UI Design

Date Posted: 2026-06-15

Experience Level: Senior (5-9 years)

Remote Status: Hybrid

🚀 Role Summary

• Lead end-to-end product design initiatives, from strategic framing to high-fidelity delivery and quality assurance.

• Drive user-centric design by deeply understanding real users, their emotions, contexts, and expectations, moving beyond abstract "users."

• Critically challenge the status quo by questioning briefs, reframing problems, and prioritizing essential elements to achieve precise design solutions.

• Create visually compelling and technically precise interfaces where aesthetics serve as a vector of trust and enhance user experience.

• Leverage advanced AI tools for rapid prototyping and iteration, freeing up cognitive resources for strategic thinking and complex problem-solving.

📝 Enhancement Note: This role is positioned for a Senior Product Designer with a strong emphasis on strategic thinking, user empathy, and advanced AI integration. The "F/H" designation indicates the role is open to all genders. The "CONTRACTOR" employment type suggests a project-based or fixed-term engagement. The hybrid work arrangement implies a balance between remote and in-office work, likely for collaborative sessions and client-facing meetings.

📈 Primary Responsibilities

• Conduct strategic framing to understand business objectives and user needs, translating ambiguity into a clear and actionable design roadmap.

• Lead the discovery phase by conducting in-depth user research, including field observations, interviews, and analysis of existing products, to identify real opportunities and solve the right problems.

• Utilize AI-powered tools for enhanced prototyping and accelerated iteration cycles, maintaining a high velocity of design exploration.

• Oversee the delivery phase, ensuring the technical implementation of designs aligns precisely with user experience intentions and quality standards.

• Provide structured documentation, including functional and business specifications and user journeys, to serve as a reference for stakeholders and development teams.

• Actively participate in agile rituals such as sprint planning, reviews, and retrospectives, contributing to user story creation for accurate requirement translation.

• Perform Quality Assurance (QA) on developed interfaces to guarantee that the final product accurately reflects the intended design and user experience.

• Present and defend design convictions and strategies to C-level decision-makers in both French and English.

📝 Enhancement Note: The responsibilities highlight a senior-level expectation for strategic leadership, deep user understanding, and mastery of both design craft and agile development processes. The emphasis on AI "augmented design" and "speed of thought" iteration suggests a forward-thinking approach to product development. The requirement for C1 English proficiency underscores the international scope of projects and client interactions.

🎓 Skills & Qualifications

Education: Postgraduate degree is preferred, indicating a strong academic foundation in design, technology, or a related field.

Experience: 5 to 9 years of hands-on experience in product design, with a proven track record of successfully delivering products, learning from failures, and iterating.

Required Skills:

• Product Design: Comprehensive understanding of the end-to-end product design lifecycle.

• UX/UI Design: Expertise in creating intuitive, engaging, and aesthetically pleasing user interfaces.

• Figma: Expert-level proficiency in Figma for wireframing, prototyping, and design system management.

• Figma Make: Advanced skills in leveraging Figma's collaborative and advanced features.

• AI Prompting: Advanced proficiency in crafting effective prompts for AI tools to generate design variations and accelerate workflows.

• Strategic Framing: Ability to define project scope, vision, and roadmap based on user needs and business objectives.

• User Research: Proficient in qualitative and quantitative research methods (observation, interviews, analysis).

• Prototyping: Skilled in creating interactive prototypes to test and validate design concepts.

• Agile Methodology: Experience working within agile development frameworks (Scrum, Kanban).

• Quality Assurance (QA): Ability to conduct thorough QA of interfaces to ensure design fidelity.

• English (C1): Imperative C1 level proficiency for effective communication, negotiation, and presentation in international contexts.

• User Story Writing: Capability to contribute to the creation of clear and concise user stories.

• Stakeholder Management: Skill in communicating and collaborating effectively with diverse stakeholders, including C-level executives.

• Strategic Roadmap Design: Experience in developing and articulating design roadmaps.

• Interaction Design: Deep understanding of user interaction principles and patterns.

• Business Analysis: Ability to understand and translate business requirements into design solutions.

Preferred Skills:

• Experience with digital consulting projects for large enterprises and ETIs.

• Familiarity with AI integration strategies within product development workflows.

• Experience in storytelling to create emotional connections between brands and audiences.

• Knowledge of data-driven design approaches to enhance customer value.

📝 Enhancement Note: The required skills list is extensive, reflecting the senior nature of the role and the company's focus on advanced digital strategies. The explicit mention of "Figma Make" suggests a need for users familiar with more advanced or custom Figma functionalities. The C1 English level is non-negotiable and critical for client-facing responsibilities.

📊 Process & Systems Portfolio Requirements

Portfolio Essentials:

• Showcase a minimum of 5-9 years of impactful product design work, demonstrating successful product launches and iterative improvements.

• Present case studies that highlight your ability to challenge briefs, reframe problems, and make critical design decisions with clarity and rationale.

• Feature projects where you have successfully combined strategic vision with precise, trust-inducing interface design.

• Include examples of how you've utilized AI tools in your design process, demonstrating advanced prompting skills and their impact on efficiency and creativity.

• Display expertise in Figma and Figma Make, with examples of complex designs, design systems, or collaborative workflows managed within the tool. Process Documentation:

• Demonstrate experience in creating structured documentation, including functional specifications, user journeys, and business requirement translations.

• Provide examples of how you have formalized needs for dialogue with stakeholders and development teams.

• Showcase your involvement in agile rituals and how you contribute to user story creation and refinement.

📝 Enhancement Note: The portfolio requirements are highly specific, emphasizing not just the output but the process and strategic thinking behind it. The inclusion of AI tools and advanced Figma skills as portfolio elements is crucial. The emphasis on documentation and agile contributions points to a need for designers who can integrate seamlessly into development workflows.

💵 Compensation & Benefits

Salary Range: As this is a contractor role for a French company with an emphasis on C1 English proficiency for international client interaction, and given the 5-9 years of experience requirement, a competitive rate would be expected. For a Senior Product Designer in the Hauts-de-France region of France, an estimated daily rate could range from €400 to €650, translating to an annual equivalent of approximately €70,000 to €115,000, depending on the project scope, duration, and the candidate's specific expertise.

Benefits:

• Flexible hours, allowing for better work-life integration.

• Teleworking options, providing flexibility in work location.

• Meal vouchers (Tickets restaurant) to assist with daily food expenses.

• Mobility package to support commuting or travel related to work.

• Access to a services platform offering various employee benefits.

• Extensive training opportunities through Niji University, with over 33,000 content pieces.

• Personalized career support, including regular 1-on-1s, a dedicated HR Business Partner, and a skills framework.

• Access to the latest AI tools to enhance productivity and creativity.

• Involvement in CSR (Corporate Social Responsibility) initiatives, including EcoVadis, eco-designed sites, digital fresco, and associative commitments.

Working Hours: The standard working hours are estimated at 40 hours per week, typical for a full-time contractor role in France, with flexibility offered through flexible scheduling options.

📝 Enhancement Note: The salary range is an estimate based on typical contractor rates for senior design roles in France, considering the specified experience level and location. The benefits package is comprehensive, reflecting Niji's commitment to employee development, well-being, and corporate responsibility. The flexibility in hours and teleworking are key advantages for contractors.

🎯 Team & Company Context

🏢 Company Culture

Industry: Digital Consulting, Technology, AI, Data, Design, Cybersecurity, and Integration. Niji operates at the intersection of these fields, offering comprehensive digital solutions to large enterprises (grands comptes) and mid-sized companies (ETI). Their focus is on leveraging these expertises to create concrete and innovative solutions, with a strong emphasis on AI integration and emotional connection between brands and their audiences.

Company Size: Niji is described as having an "ideal size" that balances ambition with agility. While a precise number isn't given, the mention of "grands comptes" and "ETI" clients suggests a significant operational capacity, likely placing them in the medium to large enterprise category (e.g., 250-1000+ employees). This size allows for multidisciplinary teams and substantial project scope without the bureaucracy of giant corporations.

Founded: The founding date is not specified, but the company's positioning suggests a modern, established digital consultancy with a focus on current technological trends like AI. The description implies a company that has evolved to integrate advanced digital expertise.

Team Structure:

• Multidisciplinary Teams: Niji emphasizes collaboration across various digital expertise areas, including Consulting, Design, Data, AI, Cybersecurity, and Tech. This role will be part of a design team but will work very closely with professionals from these other domains.

• Reporting Structure: While not explicitly detailed, senior roles typically report to a Design Lead, Head of Design, or a Project Director. The emphasis on C-level presentations suggests direct interaction with client leadership.

• Cross-functional Collaboration: The core of Niji's methodology involves deep collaboration across disciplines to deliver integrated solutions. The Senior Product Designer will be a key bridge between understanding user needs, defining strategy, and ensuring technical feasibility and quality.

Methodology:

• Human-Centric Design: A core principle is understanding the "human behind the screen" and designing for real emotions and contexts.

• AI Integration: AI is a foundational element, used to automate repetitive tasks, explore variations, and enhance productivity, allowing designers to focus on strategy and empathy.

• Agile Practices: The team operates within agile rituals to ensure efficient project delivery and continuous improvement.

• Data-Driven Approaches: Data is used to understand audiences and enhance customer value, informing design decisions.

• Emotional Storytelling: Creating engaging narratives that resonate emotionally with audiences is a key strategy for increasing customer value.

Company Website: https://carrieres.niji.fr

📝 Enhancement Note: Niji's culture appears to be a blend of cutting-edge technology (AI, Data) with a strong human-centric approach to design and client engagement. The "ideal size" suggests a dynamic environment where individual impact is significant. The multidisciplinary nature of their teams is a key differentiator, requiring strong collaboration skills from all members.

📈 Career & Growth Analysis

Operations Career Level: This is a Senior Product Designer role. It signifies a level of expertise where individuals are expected to lead complex design projects independently, mentor junior designers, and influence strategic decisions. The responsibilities go beyond execution to include problem framing, strategic roadmap development, and client-facing leadership. This level typically requires a deep understanding of design principles, user psychology, business acumen, and proficiency with advanced design and AI tools.

Reporting Structure: The Senior Product Designer will likely report to a Design Manager, Head of Design, or a Program/Project Manager overseeing client engagements. They will collaborate closely with cross-functional teams (AI, Data, Tech, Consulting) and directly interact with client stakeholders, including C-level executives.

Operations Impact: The impact of this role is significant, directly influencing the success of client digital transformation projects. By ensuring user-centricity, strategic alignment, and high-quality design execution, the Senior Product Designer contributes to increased customer value, enhanced brand perception, improved user engagement, and ultimately, business growth for Niji's clients. Their work with AI also drives efficiency and innovation in the design process itself.

Growth Opportunities:

• Leadership Development: Opportunities to lead design streams within large client projects, manage junior designers, and potentially move into a Design Lead or Managerial role.

• Specialization: Deepen expertise in AI-augmented design, complex enterprise UX, or specific industry verticals that Niji serves.

• Strategic Influence: Grow into a role with greater strategic input, shaping Niji's design methodologies and client engagement strategies.

• Continuous Learning: Access to Niji University's extensive resources and on-the-job learning from diverse experts to stay at the forefront of digital design and AI.

• Client Relationship Management: Develop skills in client communication, negotiation, and account management through direct interaction with C-level executives.

📝 Enhancement Note: The growth trajectory for a Senior Product Designer at Niji appears robust, focusing on leadership, strategic impact, and continuous skill development in advanced areas like AI-driven design. The role offers a clear path for advancement within the design function and broader client engagement aspects of digital consulting.

🌐 Work Environment

Office Type: Niji offers a hybrid work environment. While specific details about the office setup aren't provided, their emphasis on multidisciplinary teams and client engagement suggests a modern, collaborative workspace designed to facilitate teamwork, brainstorming, and client meetings. The presence of well-equipped meeting rooms and potentially co-working spaces is likely.

Office Location(s): The primary office location mentioned is 237 Rue du Ballon, 59110 La Madeleine, Hauts-de-France, France. This location is situated in the Nord department, within the Hauts-de-France region.

Workspace Context:

• Collaborative Environment: The hybrid model and multidisciplinary teams foster a highly collaborative atmosphere, encouraging knowledge sharing and cross-pollination of ideas.

• Technology & Tools: Access to cutting-edge AI tools and expert support is a key feature of the workspace, enabling designers to work efficiently and innovatively. Figma and Figma Make are standard tools.

• Team Interaction: Opportunities for regular interaction with design peers, as well as specialists in AI, Data, Tech, and Consulting, are integral to the daily work. The emphasis on understanding "humans behind the screen" suggests an environment that values empathy and human connection.

Work Schedule: The role involves an estimated 40 working hours per week. The "flexible hours" benefit indicates that while the total weekly hours are standard, there is flexibility in when those hours are worked, allowing for better personal time management, provided project deadlines and collaborative needs are met.

📝 Enhancement Note: The hybrid work model, combined with flexible hours, points to a modern and adaptable work environment that prioritizes both productivity and employee well-being. The office location in La Madeleine serves as a hub for collaboration and client interaction.

📄 Application & Portfolio Review Process

Interview Process:

• Initial Screening: A review of your application, focusing on your CV and portfolio to assess experience, skills, and alignment with the role's requirements (especially Figma, AI, and English proficiency).

• Portfolio Presentation & Discussion: You will likely be asked to present your portfolio, highlighting specific case studies that demonstrate your strategic thinking, problem-solving abilities, user empathy, and mastery of design tools, including AI integration. Expect in-depth questions about your process, decision-making, and impact.

• Technical/Skills Assessment: This might involve a design challenge or a discussion focused on your technical skills, such as advanced Figma usage or AI prompting strategies.

• Team/Cultural Fit Interview: An opportunity to meet with potential team members and understand Niji's collaborative style, values, and overall culture. This assesses how well you'd integrate into their multidisciplinary environment.

• Client/Senior Leadership Interview: Given the senior nature and C-level presentation requirement, a final interview may involve presenting to or discussing strategic aspects with senior Niji leadership or even a key client stakeholder.

Portfolio Review Tips:

• Curate Strategically: Select 3-4 of your strongest projects that best showcase the required skills: strategic framing, user empathy, AI integration, Figma expertise, and impactful results.

• Tell a Story: For each project, clearly articulate the problem, your role, the process you followed (discovery, strategy, design, AI augmentation, delivery, QA), the challenges you overcame, the decisions you made, and the measurable outcomes or impact.

• Highlight AI & Figma: Explicitly detail how you used AI tools and advanced Figma features. Quantify efficiency gains or innovative solutions achieved through these tools.

• Demonstrate Seniority: Emphasize your ability to challenge briefs, make difficult trade-offs, and present confidently to decision-makers. Showcase leadership potential.

• Prepare for International Context: Be ready to discuss projects with an international audience in mind, and ensure your English is fluid and professional.

Challenge Preparation:

• Anticipate Design Challenges: Be prepared for a problem-solving exercise that might involve a strategic framing task, a UX/UI challenge, or a prompt engineering scenario related to design.

• Focus on Process: Even if not explicitly asked, outline your thought process, the assumptions you made, and how you would approach the problem systematically.

• AI & Figma Integration: Consider how you would leverage AI and Figma to tackle the challenge efficiently and effectively.

• Concise Communication: Practice articulating your ideas clearly and concisely, especially under time constraints.

📝 Enhancement Note: The interview process is designed to assess not just design skills but also strategic thinking, communication capabilities (especially in English), and adaptability to Niji's innovative, AI-centric approach. A strong, well-articulated portfolio is paramount.

🛠 Tools & Technology Stack

Primary Tools:

• Figma: The core design tool for wireframing, UI design, prototyping, and collaborative design system management. Expert-level proficiency is mandatory.

• Figma Make: Advanced utilization of Figma's capabilities, potentially including plugins, custom scripting, or complex component structures.

• AI Tools: A broad category, but explicitly mentioned for "augmented design" and "rapid prototyping." This implies familiarity with generative AI for text, images, or even code snippets, and specifically AI for design exploration and iteration.

• Prompting Tools: Expertise in crafting effective prompts for AI models to achieve desired design outcomes.

Analytics & Reporting:

• While not explicitly listed, a Senior Product Designer would likely interact with analytics platforms (e.g., Google Analytics, Mixpanel, Amplitude) to understand user behavior and inform design decisions.

• Familiarity with data visualization tools might be beneficial for understanding and presenting user data. CRM & Automation:

• Niji's focus is on digital consulting, so direct CRM experience might not be a primary requirement for the designer. However, understanding how design integrates with CRM and marketing automation platforms for client projects could be advantageous.

• Agile project management tools (e.g., Jira, Asana) are likely used for task tracking and workflow management.

📝 Enhancement Note: The technology stack heavily emphasizes Figma and AI tools. Proficiency in these areas is critical. The role requires a designer who can not only use these tools but also strategically integrate AI into their workflow to enhance productivity and creativity.

👥 Team Culture & Values

Operations Values:

• Engage with Rigor (S'engager avec exigence): A commitment to high standards, precision in design, and thoroughness in execution. This translates to a meticulous approach to user experience and interface quality.

• Collaborate with Meaning (Collaborer avec sens): Working together with purpose, fostering strong cross-functional relationships, and ensuring that collaboration drives tangible impact and shared understanding.

• Act with Impact (Agir avec impact): Focusing on delivering solutions that create significant value for clients and users, driving business outcomes through effective design and strategic thinking.

• Transmit with Conviction (Transmettre avec conviction): Sharing knowledge, insights, and expertise confidently and clearly, particularly when presenting to clients or mentoring colleagues.

Core Values: Audacity, Benevolence, Performance, Talent.

• Audacity: Encourages innovation, challenging the status quo, and embracing new technologies like AI.

• Benevolence: Fosters a supportive and empathetic work environment, both internally and in understanding users.

• Performance: Drives a focus on delivering high-quality results and achieving client objectives.

• Talent: Values expertise, continuous learning, and the development of individual capabilities.

Collaboration Style:

• Cross-functional Integration: Niji's model is built on close collaboration between design, AI, data, tech, and consulting teams. The Senior Product Designer will be a key integrator.

• Process Review & Feedback: An environment that encourages open feedback loops and continuous improvement of design processes.

• Knowledge Sharing: A culture that promotes sharing best practices, learnings from projects, and expertise across disciplines, likely facilitated by Niji University and internal workshops.

📝 Enhancement Note: Niji's values and culture are strongly aligned with a forward-thinking, high-performance, and collaborative approach to digital transformation. The emphasis on "meaningful collaboration" and "impactful action" suggests a results-oriented yet supportive environment.

⚡ Challenges & Growth Opportunities

Challenges:

• Balancing AI Augmentation with Human Empathy: Effectively integrating AI tools without losing the crucial human-centric aspect of design, ensuring AI enhances rather than replaces empathy and strategic insight.

• Navigating Complex Client Environments: Working with large enterprises and ETIs often involves navigating complex stakeholder landscapes, long decision-making cycles, and diverse organizational cultures.

• Rapid Technological Evolution: Staying current with the fast-paced advancements in AI and design technologies requires continuous learning and adaptation.

• Delivering High-Impact Designs Consistently: Maintaining a high standard of design excellence and strategic thinking across multiple demanding client projects.

Learning & Development Opportunities:

• Operations Skill Advancement: Deepen expertise in AI-driven design workflows, strategic UX leadership, and advanced Figma techniques.

• Industry Conference & Certification Participation: Opportunities to attend relevant industry events and pursue certifications that enhance professional credibility and knowledge.

• Operations Mentorship & Leadership Development: Access to structured mentorship programs and leadership training designed to foster career progression within Niji, potentially leading to design leadership roles.

• Exposure to Diverse Projects: Working on a variety of client projects across different industries provides broad exposure and learning opportunities.

📝 Enhancement Note: The challenges presented are typical for senior roles in innovative consulting firms, requiring adaptability, strategic thinking, and a commitment to continuous learning. The growth opportunities are well-defined, focusing on specialization, leadership, and staying ahead of technological curves.

💡 Interview Preparation

Strategy Questions:

• "Describe a time you had to challenge a client's initial brief. How did you reframe the problem, and what was the outcome?" (Focus on your process, user-centricity, and ability to influence.)

• "How do you balance the need for precise, trust-inducing aesthetics with functional requirements in your designs?" (Highlight your understanding of the dual role of form and function.)

• "Walk us through a project where you significantly leveraged AI tools. What prompts did you use, what were the results, and how did it impact your design process?" (Be specific about AI tools and your advanced prompting skills.)

• "How do you ensure your designs truly connect with the 'human behind the screen,' going beyond generic user personas?" (Discuss your research methodologies and empathy-building techniques.) Company & Culture Questions:

• "What aspects of Niji's culture and values (Audacity, Benevolence, Performance, Talent) resonate most with you, and how do you embody them in your work?" (Connect your experience to their stated values.)

• "How do you see AI transforming the product design landscape, and what is your approach to integrating it effectively into your workflow?" (Show your forward-thinking perspective and practical application.)

• "Describe your experience working in multidisciplinary teams. How do you ensure effective collaboration and communication with non-designers (e.g., AI specialists, developers)?" (Emphasize your cross-functional collaboration skills.) Portfolio Presentation Strategy:

• Structure for Impact: Begin with a high-level overview of your career and then dive into 2-3 key projects. For each project, clearly state the client, the problem, your specific role, the process, key decisions, challenges, and quantifiable results.

• Show, Don't Just Tell: Use visuals effectively to showcase your designs. For AI-augmented projects, consider showing variations generated by AI and how you refined them.

• Quantify Your Impact: Wherever possible, use metrics (e.g., increased conversion rates, reduced task completion time, improved user satisfaction scores) to demonstrate the value of your work.

• Articulate Your "Why": Be prepared to explain the rationale behind your design choices and strategic decisions. This is crucial for assessing your senior-level thinking.

• English Fluency: Practice presenting your portfolio in English, ensuring clarity, confidence, and the ability to answer questions smoothly.

📝 Enhancement Note: Interview preparation should focus on demonstrating strategic thinking, advanced technical skills (Figma, AI prompting), strong communication (especially in English), and a deep understanding of user-centricity and Niji's specific values and methodologies.

📌 Application Steps

To apply for this operations position:

• Submit your application through the application link on the Niji careers site.

• Tailor Your Resume & Portfolio: Customize your resume to highlight experience in product design, UX/UI, Figma expertise, AI integration, and agile methodologies, aligning with the job description's requirements. Ensure your portfolio prominently features projects demonstrating strategic framing, user empathy, and advanced AI prompting skills.

• Prepare Your Portfolio Presentation: Rehearse a concise and impactful presentation of your selected case studies, focusing on your process, strategic decision-making, and quantifiable results, especially those involving AI and Figma. Be ready to deliver this in English.

• Research Niji: Understand Niji's company culture, values (Audacity, Benevolence, Performance, Talent), and their approach to digital consulting, AI integration, and client engagement. Prepare to discuss how your skills and values align with theirs.

• Practice English Communication: Since C1 English is mandatory, actively practice discussing your experience, design process, and strategic thinking in English to ensure fluency and confidence during interviews.

⚠️ 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.