ITHR Group plc logo

Senior UX/UI Designer (contract/freelance)

ITHR Group plc
Department:Graphic Design
Type:REMOTE
Region:EU
Location:Brussels, Brussels Region, Belgium
Experience:Mid-Senior Level
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Job Description

Posted on: September 22, 2026

Senior UI/UX Designer

(CONTRACT/FREELANCE)


  • Near-site engagement in Belgium (Brussels/Geel)
  • 1 day per week onsite attendance required
  • Additional onsite presence may be requested when required
  • Working within a multicultural and international European Commission environment


Experience

  • Minimum 10 years' professional IT experience
  • University degree equivalent to EQF Level 7 (Master's level or 5 years of higher education)
  • Strong background in UI/UX design across the full digital solution lifecycle
  • Experience working within Agile product or project delivery teams


Remit

  • Translate business and user requirements into intuitive, user-centred digital experiences
  • Analyse user journeys and identify usability improvements
  • Produce low and high-fidelity wireframes, mock-ups and interactive prototypes
  • Conduct discovery workshops and support requirements gathering activities
  • Collaborate with business stakeholders, developers and project teams throughout the design lifecycle
  • Create and maintain reusable design systems, component libraries and UI standards
  • Develop UX/UI guidelines and best practices
  • Produce visual assets including illustrations, infographics and data visualisations
  • Plan, execute and analyse usability testing activities
  • Ensure accessibility, usability and responsive design standards are met
  • Support design handover and implementation activities with development teams
  • Promote consistency of user experience across multiple digital products and services


Skills

  • Expert knowledge of UI/UX methodologies and best practices
  • Strong experience with:
  • Figma
  • Balsamiq
  • InVision
  • UxPin
  • Framer
  • Similar wireframing and prototyping tools
  • User-centred design and design thinking methodologies
  • Responsive web design
  • Web ergonomics and usability principles
  • Accessibility standards and inclusive design
  • User research and persona development
  • User testing methodologies including:
  • Usability testing
  • A/B testing
  • Remote testing
  • Heuristic reviews
  • Post-release testing
  • Visual design, typography and interaction design principles
  • Understanding of data protection and security considerations within digital design


Experience

  • Previous experience within European Institutions, EU Agencies or public sector organisations
  • Experience supporting grant management or similar business processes
  • Exposure to enterprise-scale digital transformation programmes
  • Experience establishing and governing design systems across multiple products


Preferred certifications

  • UXQB Certified Professional for Usability and User Experience (CPUX-F)
  • Nielsen Norman Group UX Certification
  • Google UX Design Certificate
  • Equivalent UX/UI certifications considered advantageous


Languages

  • English or French at CEFR B2 level or above
  • Strong written and verbal communication skills


Ideal Candidate

  • 10+ years' experience in UX, Product Design or UI/UX Design
  • Strong portfolio demonstrating enterprise-scale digital products
  • Expert-level Figma proficiency
  • Proven experience building and managing design systems
  • Strong accessibility and usability testing background
  • Comfortable engaging with both business and technical stakeholders
  • Experience delivering within complex corporate or government environments


Originally posted on LinkedIn

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