UI/UX Designer (Senior) — Mobile-First & Design Systems

Rhox; Brussel; Sur place; EUR 60 000 - 80 000; Plein temps

Résumé du poste

Rhox in Brussels is seeking an experienced UI/UX Designer to translate concepts into intuitive user flows, high-fidelity prototypes, and accessible interfaces using a Mobile First approach, Figma, and established design systems.

The mission covers mobile native and web experiences, requiring collaboration with researchers, copywriters, and developers to deliver products that balance usability, accessibility, and business needs. Ownership from concept through delivery is key.

Qualifications

• At least 6 years of relevant experience as a UI/UX Designer or in a comparable product design role.
• Strong Mobile First mindset with proven mobile native design skills across Material Design and Human Interface Guidelines.
• Practical knowledge of accessibility and the impact of WCAG guidelines on interface design and development.
• Proficiency with Figma and relevant AI tools used in the design process.
• Ability to consume, apply, create, and improve design system components.
• Experience working in Agile environments and confidence with the Scrum development cycle.
• Strong documentation and briefing skills, with the ability to explain design decisions to researchers and developers.
• A structured, quality-oriented, and empathetic way of working, combined with ownership of designs from concept refinement through delivery.

Responsabilités

• Translate concept designs into complete user flows, screen states, and high-fidelity prototypes for mobile native and web products.
• Design accessible interfaces that balance user intent, business objectives, usability, and visual consistency.
• Create and improve design system components, applying existing patterns and contributing new solutions where required.
• Lead design refinement by clarifying requirements, preparing briefs, and aligning stakeholders, researchers, UX copywriters, and developers.
• Document design decisions and provide clear handovers to front-end development squads.
• Follow up on implementation, user feedback, and usability findings to maintain the quality of delivered experiences.

Connaissances

UI/UX design

Mobile design

Figma

Design systems

Agile / Scrum

Accessibility WCAG

Documentation

Communication

Outils

Figma

Description du poste

Rhox in Brussels is seeking an experienced UI/UX Designer to translate concepts into intuitive user flows, high-fidelity prototypes, and accessible interfaces using a Mobile First approach, Figma, and established design systems.

The mission covers mobile native and web experiences, requiring collaboration with researchers, copywriters, and developers to deliver products that balance usability, accessibility, and business needs. Ownership from concept through delivery is key.