UX/UI Designer (Ref BE5)

📍 Job Overview

Job Title: UX/UI Designer (Ref BE5)

Company: AUBAY S.A.

Location: Brussels, Belgium

Job Type: Full-time

Category: UX/UI Design, Digital Product Design

Date Posted: July 29, 2026

Experience Level: Junior / Medior / Senior (2-5 years implied)

Remote Status: On-site

🚀 Role Summary

• Design and deliver intuitive, accessible user experiences for digital solutions, with a specific focus on chatbot and AI interfaces.

• Champion user-centered design principles, ensuring a consistent and engaging interface across all digital touchpoints.

• Drive the creation of wireframes, prototypes, and final UI designs, translating complex requirements into elegant solutions.

• Conduct in-depth user research and usability testing to gather insights and inform design iterations, optimizing user journeys.

• Collaborate effectively with cross-functional teams, including business stakeholders, development, AI specialists, and architects, to ensure holistic product development.

• Produce comprehensive functional and UX documentation to support the development lifecycle and maintain design integrity.

📝 Enhancement Note: The role explicitly mentions a focus on Chatbot, AI, and conversational interfaces, indicating a need for skills in conversational design and potentially natural language processing (NLP) integration within the UX/UI framework. The "Ref BE5" likely denotes a specific internal project or team reference.

📈 Primary Responsibilities

• Conceive and develop user journeys, wireframes, interactive prototypes, and final user interface (UI) designs for a range of digital products and features.

• Define, document, and consistently apply core UX principles, accessibility standards (WCAG), and the company's design systems.

• Actively participate in projects involving Chatbot development, Artificial Intelligence (AI) applications, and conversational interface design.

• Execute comprehensive user analyses, conduct usability testing sessions, and formulate actionable recommendations for continuous design improvement.

• Foster strong collaborative relationships with business units, software development teams, AI experts, and architecture teams to ensure alignment and successful product delivery.

• Create and maintain detailed functional and UX documentation, including user flows, interaction specifications, and design guidelines.

📝 Enhancement Note: The responsibilities highlight a need for end-to-end design ownership, from conceptualization through to documentation and user validation. The mention of "chatbot, IA and conversational interfaces" suggests a specialization within the digital product design domain, requiring an understanding of how to design for non-traditional interaction models.

🎓 Skills & Qualifications

Education: Bachelor's degree or equivalent practical experience in a relevant field such as Human-Computer Interaction (HCI), Digital Design, Computer Science, or a related discipline.

Experience: Demonstrated experience in UX/UI design, with a proven track record in digital projects, and specific exposure to AI or Chatbot initiatives. The role seeks candidates across Junior, Medior, and Senior levels, implying a range of 2-5+ years of relevant professional experience.

Required Skills:

• Proficient in UX/UI design methodologies, including user-centered design, Design Thinking, and agile development processes.

• Expertise in creating wireframes, user flows, interactive prototypes, and high-fidelity UI mockups.

• Strong command of design and prototyping tools such as Figma and Miro.

• Solid understanding of accessibility standards, particularly WCAG guidelines, and their practical application.

• Experience in defining and maintaining Design Systems to ensure consistency and scalability.

• Competency in conducting user research, including interviews, surveys, and persona development.

• Proficiency in executing usability testing and translating findings into actionable design improvements.

• Excellent written and verbal communication skills in French or Dutch, and English.

• Ability to facilitate workshops and effectively document functional and UX requirements. Preferred Skills:

• Experience with conversational design principles and designing for AI-driven interfaces.

• Familiarity with Agile/Scrum methodologies and cross-functional team collaboration within these frameworks.

• Understanding of front-end development principles (HTML, CSS, JavaScript) to inform design feasibility.

• Experience with analytics tools to understand user behavior and inform design decisions.

• A portfolio showcasing a range of UX/UI design projects, with a particular emphasis on digital solutions, AI, or chatbot interfaces.

📝 Enhancement Note: The explicit mention of three profile types (Junior/Medior/Senior) suggests that the company is open to a range of experience levels. Candidates should tailor their application to highlight experience commensurate with the level they are applying for. The language requirement (French or Dutch AND English) is crucial for effective collaboration in the Brussels context.

📊 Process & Systems Portfolio Requirements

Portfolio Essentials:

• A comprehensive portfolio demonstrating end-to-end UX/UI design capabilities, showcasing a minimum of 2-3 significant projects.

• For junior candidates, focus on academic projects, personal projects, or contributions to open-source initiatives, highlighting foundational skills.

• For medior and senior candidates, emphasize professional projects with clear problem statements, design processes, user impact, and quantifiable results.

• Include case studies detailing the application of Design Thinking, user research methodologies, wireframing, prototyping, and UI design.

• Showcase experience with Design Systems, accessibility (WCAG), and ideally, projects involving AI, chatbots, or conversational interfaces.

• Demonstrate proficiency with essential design tools like Figma, and collaboration tools like Miro. Process Documentation:

• Showcase examples of functional and UX documentation created, such as user flows, interaction specifications, or design guidelines.

• Highlight your ability to document design decisions, rationale, and the implementation of accessibility standards.

• Provide evidence of creating documentation that facilitates effective communication and collaboration with development and business teams.

📝 Enhancement Note: A strong portfolio is critical for this role, especially for demonstrating practical application of UX/UI principles and tool proficiency. The inclusion of AI/chatbot project examples will be a significant differentiator. The ability to articulate the "why" behind design choices and the impact on user experience and business goals is paramount.

💵 Compensation & Benefits

Salary Range: Based on Brussels, Belgium cost of living and typical UX/UI Designer salaries for Junior to Senior levels, a competitive range can be estimated.

• Junior (2-3 years): €40,000 - €50,000 per year.

• Medior (3-5 years): €50,000 - €65,000 per year.

• Senior (5+ years): €65,000 - €80,000+ per year.

These figures are estimates and may vary based on specific qualifications, interview performance, and exact experience.

Benefits: While not explicitly detailed, typical benefits for full-time roles in Belgium with companies like AUBAY S.A. often include:

• Competitive salary package.

• Meal vouchers (cheques repas).

• Travel expenses reimbursement (public transport or mileage allowance).

• Health insurance (mutuelle).

• Pension plan contributions.

• Opportunities for professional development and training.

• Potential for performance-based bonuses.

• Access to company events and team-building activities.

Working Hours: Standard full-time employment in Belgium is typically 38-40 hours per week. The description implies a 40-hour work week. Flexibility may be offered in terms of start and end times, within the constraints of on-site presence and team collaboration needs.

📝 Enhancement Note: Salary ranges are estimated based on industry benchmarks for UX/UI Designers in Brussels, Belgium, considering the provided experience level indicators (Junior/Medior/Senior) and common compensation structures in the Belgian tech sector. Benefits are typical for the region and industry, but specific details should be confirmed with AUBAY S.A.

🎯 Team & Company Context

🏢 Company Culture

Industry: Information Technology & Services, Consulting. AUBAY S.A. operates within the IT consulting sector, providing digital transformation and technology solutions to various clients. This context means the role is client-facing in terms of project delivery, requiring adaptability and a focus on client needs.

Company Size: AUBAY S.A. is a significant player in the IT consulting market, with a global presence. Its size implies structured processes, opportunities for diverse project exposure, and potential for internal career advancement. The specific size for the Brussels office would need to be confirmed, but the overall organization is large.

Founded: Founded in 1998, AUBAY has a solid history in the IT consulting industry, indicating stability and established methodologies. This longevity suggests a company that adapts to technological evolution and client demands.

Team Structure:

• The UX/UI team likely consists of designers specializing in various aspects of digital product development, possibly including UX researchers, UI designers, and interaction designers.

• Reporting structure is likely hierarchical, with designers reporting to a UX/UI Lead, Design Manager, or Project Manager, depending on project scope.

• Cross-functional collaboration is a key aspect, involving close partnerships with business analysts, project managers, developers, QA testers, and AI/ML specialists. Methodology:

• Data analysis is crucial for understanding user behavior, informing design decisions, and measuring the impact of design changes.

• Workflow planning and optimization strategies are applied to streamline the design process and ensure efficient project delivery within Agile/Scrum frameworks.

• Automation and efficiency practices are likely integrated into the design workflow, leveraging tools and processes to speed up iteration and reduce manual effort.

Company Website: https://www.aubay.com/

📝 Enhancement Note: AUBAY's background as an IT consultancy suggests a dynamic environment where designers work on diverse client projects. This requires strong communication skills, adaptability, and the ability to quickly understand different business contexts and user needs. The emphasis on "digital solutions, chatbot, and AI" points to a forward-looking company investing in modern technologies.

📈 Career & Growth Analysis

Operations Career Level: This role is positioned as a UX/UI Designer, with explicit options for Junior, Medior, and Senior levels. This indicates a structured career path within the design discipline at AUBAY.

• Junior: Focus on skill development, learning core processes, and contributing to defined tasks under supervision.

• Medior: Take ownership of smaller projects or features, contribute to design strategy, and mentor junior designers.

• Senior: Lead design initiatives, define design strategy, mentor teams, and influence product direction.

Reporting Structure: Designers will report to a manager or lead within the design or digital transformation department. They will collaborate closely with project managers, development leads, and client stakeholders. The specific structure will depend on the project team composition.

Operations Impact: UX/UI Designers at AUBAY directly influence product success by creating user-friendly, engaging, and effective digital solutions. Their work directly impacts user adoption, customer satisfaction, conversion rates, and overall client business objectives, particularly within the digital transformation initiatives they support.

Growth Opportunities:

• Skill Advancement: Opportunities to specialize in areas like conversational design, AI interaction design, accessibility consulting, or UX research leadership.

• Leadership Development: Potential to move into Lead UX/UI Designer, Design Manager, or Product Owner roles, managing teams and strategy.

• Cross-functional Expertise: Exposure to various client industries and technologies, broadening expertise in IT consulting and digital product development.

• Certifications & Training: Access to internal and external training programs, workshops, and potentially certifications in design methodologies or tools.

📝 Enhancement Note: The explicit mention of Junior/Medior/Senior profiles suggests AUBAY has a defined progression path for designers. Candidates should consider their current experience level and career aspirations when applying. The consulting nature of AUBAY means growth can also come from exposure to a wide array of client challenges and industries.

🌐 Work Environment

Office Type: The role is designated as "On-site," implying a physical office presence in Brussels. This suggests a traditional office environment designed for collaboration, with dedicated workspaces and meeting areas.

Office Location(s): Brussels, Belgium. This location offers a central European hub with excellent connectivity and a diverse professional landscape. Specific office address details would be provided upon advancement in the application process.

Workspace Context:

• The workspace will likely foster collaboration, with opportunities for designers to interact with colleagues, share ideas, and participate in design reviews.

• Access to standard office technology, design software (Figma, Miro), and potentially specialized hardware for testing or prototyping will be provided.

• Regular team meetings, brainstorming sessions, and cross-functional project discussions are expected, promoting a connected and communicative work environment.

Work Schedule: The standard 40-hour work week is typical for full-time positions in Belgium. While on-site, there might be some flexibility in daily start and end times, coordinated with team needs and project deadlines. The focus will be on achieving project milestones and delivering high-quality design work.

📝 Enhancement Note: An on-site role in Brussels suggests a collaborative, in-person work environment. Candidates should be prepared for this setup and understand the benefits of direct team interaction and face-to-face client engagement that an office setting provides.

📄 Application & Portfolio Review Process

Interview Process:

• Initial Screening: A review of your CV and portfolio to assess basic qualifications and design experience.

• Technical Interview: This stage will likely involve a discussion about your UX/UI design philosophy, methodologies, and experience with specific tools and techniques. Expect questions about your process for tackling design challenges, especially those related to AI, chatbots, or complex digital solutions.

• Portfolio Presentation/Case Study: You will likely be asked to present one or more projects from your portfolio. Focus on explaining the problem, your role, your design process (research, ideation, prototyping, testing), the solutions you implemented, and the impact or results achieved. Be prepared to discuss trade-offs and challenges encountered.

• Team/Cultural Fit Interview: An opportunity to meet with potential team members and discuss how you work collaboratively and fit within AUBAY's culture. Questions may focus on your communication style, problem-solving approach, and ability to work in an agile environment.

• Final Interview: Potentially with a senior manager or director to discuss your overall fit, career aspirations, and confirm details.

Portfolio Review Tips:

• Curate Wisely: Select projects that best showcase your skills relevant to the job description, especially those involving digital solutions, AI, or conversational interfaces.

• Tell a Story: For each project, clearly articulate the problem, your specific contributions, the design process, the rationale behind your decisions, and the outcomes (metrics, user feedback, business impact).

• Show, Don't Just Tell: Use high-quality visuals, mockups, prototypes, and user flows to illustrate your design work.

• Highlight Process: Emphasize your understanding and application of UX methodologies, Design Thinking, user research, and accessibility.

• Be Prepared for Questions: Anticipate questions about your design choices, how you handled constraints, and how you collaborated with others.

Challenge Preparation:

• Design Thinking Practice: Be ready to discuss how you apply Design Thinking principles to solve user problems.

• Problem-Solving Scenarios: Prepare for hypothetical design challenges related to AI, chatbots, or digital interfaces. Think about how you would approach understanding the user, defining requirements, and generating solutions.

• Tool Proficiency: Be ready to discuss your experience with Figma, Miro, and other relevant design tools. You might be asked to demonstrate your skills or discuss your workflow within these tools.

📝 Enhancement Note: The emphasis on AI, Chatbot, and conversational interfaces means candidates should be prepared to discuss these specific areas within their portfolio and during interviews. Demonstrating an understanding of how to design for these emerging technologies will be a significant advantage.

🛠 Tools & Technology Stack

Primary Tools:

• Figma: Essential for UI design, prototyping, and collaboration. Proficiency in creating components, auto-layout, and interactive prototypes is expected.

• Miro: Crucial for collaborative ideation, user journey mapping, wireframing, and workshop facilitation.

• Prototyping Tools (e.g., InVision, Adobe XD, Axure): While Figma is primary, familiarity with other prototyping tools can be beneficial for specific project needs or legacy systems.

Analytics & Reporting:

• User Analytics Platforms (e.g., Google Analytics, Amplitude, Mixpanel): Understanding how to interpret user data to inform design decisions and measure the impact of design changes.

• A/B Testing Tools: Familiarity with setting up and analyzing A/B tests to optimize user interfaces and flows.

CRM & Automation:

• CRM Systems (e.g., Salesforce, HubSpot): While not a direct CRM role, understanding how design impacts CRM usage and customer journeys can be advantageous.

• Project Management Tools (e.g., Jira, Asana, Trello): Essential for working within Agile/Scrum teams, tracking tasks, and managing project timelines.

📝 Enhancement Note: Proficiency with Figma and Miro is explicitly mentioned and critical. Candidates should be prepared to discuss their advanced usage of these tools. Experience with user analytics and project management software is also highly relevant for effective collaboration and data-driven design.

👥 Team Culture & Values

Operations Values:

• User-Centricity: A deep commitment to understanding and advocating for the user throughout the design process.

• Collaboration: Valuing teamwork, open communication, and the ability to work effectively with diverse teams and stakeholders.

• Innovation: Embracing new technologies and design approaches, particularly in areas like AI and conversational interfaces.

• Excellence: Striving for high-quality design solutions that are both aesthetically pleasing and highly functional, meeting business objectives.

• Continuous Improvement: A mindset of learning, iterating, and constantly seeking ways to enhance user experiences and design processes.

Collaboration Style:

• Cross-functional Integration: Designers are expected to be active participants in project teams, working closely with developers, product managers, and business stakeholders.

• Iterative Feedback: A culture that encourages constructive feedback, design reviews, and iterative refinement of designs based on input and testing.

• Knowledge Sharing: Encouraging the sharing of best practices, insights, and learnings within the design team and across project teams.

📝 Enhancement Note: AUBAY's culture as a consultancy likely emphasizes client focus, adaptability, and a results-oriented approach. For designers, this translates to being user-advocates within client projects, collaborating closely with technical teams, and delivering innovative solutions that drive business value.

⚡ Challenges & Growth Opportunities

Challenges:

• Designing for Novel Technologies: Navigating the complexities of designing for AI, chatbots, and conversational interfaces where established patterns may be less defined.

• Balancing User Needs with Business Goals: Effectively integrating user desires with technical constraints and client business objectives to create viable solutions.

• Managing Stakeholder Expectations: Communicating design rationale and managing feedback from diverse stakeholders with varying levels of technical and design understanding.

• Adapting to Client Environments: Quickly understanding different client industries, user bases, and project requirements in a consulting setting.

Learning & Development Opportunities:

• Specialized Training: Opportunities to deepen expertise in AI interaction design, conversational UI, accessibility, and advanced UX research techniques.

• Industry Exposure: Working on a variety of client projects across different sectors provides broad exposure to diverse business problems and technological solutions.

• Mentorship: Potential to be mentored by senior designers or to mentor junior team members, fostering leadership skills.

• Tool Proficiency: Continuous learning and adoption of new features and best practices in leading design tools like Figma.

📝 Enhancement Note: The challenges presented highlight the dynamic nature of working in IT consulting with emerging technologies. These challenges also represent significant growth opportunities for designers willing to embrace them.

💡 Interview Preparation

Strategy Questions:

• "Describe a complex digital product you designed. What was the problem, your process, and the outcome?" (Focus on process, user impact, and problem-solving).

• "How do you approach designing for AI or chatbot interfaces? What are the key considerations?" (Assess understanding of conversational design and AI interaction principles).

• "How do you ensure your designs are accessible according to WCAG standards?" (Evaluate knowledge of accessibility best practices).

• "Walk us through a project where you had to balance conflicting stakeholder requirements. How did you resolve it?" (Assess negotiation, communication, and problem-solving skills). Company & Culture Questions:

• "What interests you about AUBAY and this specific role focusing on AI/chatbot design?" (Gauge research and genuine interest).

• "How do you collaborate with developers and product managers in an Agile environment?" (Understand your team dynamics and process).

• "How do you stay updated on the latest UX/UI trends and technologies?" (Assess your commitment to continuous learning). Portfolio Presentation Strategy:

• Structure: Problem -> Your Role -> Process -> Solution -> Outcome/Impact.

• Visuals: Use high-quality mockups, user flows, and interactive prototypes.

• Narrative: Tell a compelling story about the user's journey and how your design addressed their needs.

• Metrics: Quantify success where possible (e.g., improved conversion rates, reduced task completion time, positive user feedback).

• Be Ready to Defend: Articulate the "why" behind your design decisions and discuss trade-offs.

📝 Enhancement Note: Interviewers will be looking for a strong understanding of the design process, practical application of UX/UI principles, proficiency with key tools, and the ability to articulate design decisions and their impact, especially concerning AI and conversational interfaces.

📌 Application Steps

To apply for this UX/UI Designer position:

• Submit your application through the provided link on the AUBAY careers portal.

• Tailor your Resume: Highlight experience and skills directly relevant to UX/UI design, digital solutions, AI, chatbots, accessibility, and the tools mentioned (Figma, Miro). Use keywords from the job description.

• Curate Your Portfolio: Ensure your portfolio is up-to-date, showcases your best work, and clearly demonstrates your process and impact, with a focus on digital products and ideally, AI/chatbot projects.

• Prepare Your Presentation: Practice presenting your portfolio case studies, focusing on clarity, conciseness, and demonstrating your problem-solving abilities.

• Research AUBAY: Understand the company's mission, values, and recent projects, particularly those involving digital transformation and AI.

⚠️ Important Notice: This enhanced job description includes AI-generated insights and operations industry-standard assumptions. All details, especially regarding salary ranges and specific benefits, should be verified directly with AUBAY S.A. during the application process.