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Concept Designer

As a concept designer, you translate the business vision into innovative digital solutions for customers and employees. You lead the ideation phase and deliver a concept report with research, test results and user flows.

FreelanceProduct & Digital · Business AnalysisBrussels · On site

Apply by 28 October 2026

About the mandate

You translate the business's value proposition into solutions that meet the needs of users and of the organisation. You outline the big picture, determine how a product or service meets those needs and how it works within a complex ecosystem of internal and external digital channels, such as web and mobile apps and interfaces for employees. You take the lead in the ideation phase and make abstract ideas tangible and visual for everyone involved. Once your concept has been validated, you support the UX/UI designer with the further development. You work in an Agile environment and follow up on your concept throughout the entire life cycle of the product.

Responsibilities

  • Gather requirements from stakeholders using ideation techniques that fit their needs
  • Collect insights from qualitative and quantitative user testing, benchmarking and data analysis
  • Champion the voice of the customer and align it with the needs of the business stakeholders
  • Develop the information architecture by structuring and categorising content for intuitive use
  • Create high-level (low fidelity) wireframes
  • Compare the impact of the proposed solution with the current metrics
  • Deliver a concept report covering the approach, research, testing and user flows from starting point to completion
  • Support the UX/UI designer with refinement after the concept has been validated

Must-haves

  • Experience with ideation, both in groups with stakeholders and independently, and familiarity with several techniques
  • Familiar with an Agile environment (Scrum, SAFe, Spotify model)
  • Mobile first thinking and attention to accessibility
  • Very good knowledge of English (C1), spoken and written
  • Good knowledge of French or Dutch (B1/B2)
  • Analytical and structured thinking
  • Strong briefing skills and active, empathetic listening
  • Sensitivity to organisational dynamics and stakeholder management

Nice-to-haves

  • Able to write and speak French or Dutch

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