Service Designer UX and Wireframing

NTT DATA is looking for a freelance Service Designer UX & Wireframing for a public agency based in Brussels.

About the role

We are looking for a Service Designer with strong wireframing skills, able to bridge the gap between global user experience strategy (user journeys, service blueprints, etc.) and the concrete design of digital interfaces.

The mission

As a Service Designer, you will design and orchestrate end-to-end service and product experiences, from user research to solution validation.
You will ensure that experiences are coherent, intuitive, and aligned with strategic objectives, while maintaining a high overall service quality across all touchpoints.

Key responsibilities

• Understand user needs and client expectations through qualitative and quantitative research
• Design and model user and service journeys (personas, user journeys, service blueprints, etc.)
• Co-create solutions with clients, project teams, and users (workshops, wireframes, prototypes, user testing)
• Produce initial wireframes to bridge global UX strategy (user journeys, service blueprints) and concrete digital interface design
• Ensure consistency and quality of the user experience across all channels and touchpoints
• Support development teams and ensure compliance with UX and accessibility best practices
• Contribute to continuous evaluation and improvement through testing, metrics, and analysis
• Apply and comply with information security rules and standards

Core skills

• Needs analysis and requirements definition - Expert
• Ability to interpret complex datasets and extract relevant insights - Confirmed
• Project management in Agile environments - Confirmed
• Strategic workshop facilitation - Confirmed
• UX/UI and interface design - Junior
• IT collaboration and understanding of development methodologies - Junior

Languages

• Dutch: Native
• French: Professional proficiency
• English: Professional proficiency

Location & work mode

• Main location: 1060 Brussels
• Work arrangement: Hybrid (on-site and remote)

NTT DATA - a part of NTT Group - is a trusted global innovator of IT and business services headquartered in Tokyo. We help clients transform through consulting, industry solutions, business process services, IT modernization and managed services. NTT DATA enables clients, as well as society, to move confidently into the digital future. We are committed to our clients' long-term success and combine global reach with local client attention to serve them in over 50 countries. Visit us at nttdata.com