Senior UI Designer Position

Start Date: As soon as possible

End Date: 31/12/2025

Location: Brussels

Mission Description:

We are looking for an experienced UI Designer to join a multidisciplinary team working in Agile mode. As part of a digital transformation, the role involves digitalizing safety-related workflows and intervention planning in substations. The Senior UI Designer will support the replacement of legacy tools, ensuring a seamless and intuitive user experience. You will collaborate closely with UX designers, developers, and business analysts to deliver high-impact UI solutions that enhance operational safety and efficiency. The role involves taking on complex design projects and playing a significant role in shaping the overall design strategy. Responsibilities include contributing to and enriching the design system, reviewing and validating new components, and challenging the design of others.

Mission Tasks:

• Collaborate closely with UX researchers using our Figma design system to create wireframes, prototypes, and final UI designs.
• Present ideas, concepts, and design solutions to various stakeholders.
• Communicate design ideas and prototypes to Product Owners, UX Designers, and Developers.
• Prepare and animate ideation workshops and co-design with business, UX Designers, and users.
• Define the right interaction model and evaluate its success via measurable criteria.
• Create storyboards, user flows, process flows, and site maps to effectively communicate interaction and design ideas.
• Contribute to team efforts by actively participating in broader UX Chapter activities such as feedback sharing sessions and knowledge sharing.

What You Bring:

• A minimum of 7 years' experience in UI Design, Interaction Design, and Information Architecture in an Agile development environment.
• Strong understanding of UI Patterns, design principles, and visual design.
• Attention to detail and delivery of high-standard work.
• Expertise in design software (Figma) as well as in Miro.
• Ability to use and contribute to the design system.
• Bachelor’s or Master’s degree in Design, Computer Science, or a related field.
• A compelling portfolio showcasing design projects, emphasizing problem-solving abilities and the design process. Applications without a portfolio will not be considered.
• Proficiency in HTML and CSS, with an understanding of how designs translate to code.