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OneSource Consulting

Senior User Interface Designer

OneSource Consulting
Netherlands · Contract · Mid-Senior

Job Description:

Assignment Overview

You will join the team working on the EMMA Platform, a major internal system that the Public Prosecution Service (OM) is developing to unify and modernize case management across all OM offices. As a User Interface Designer, you will play a key role in shaping intuitive, user-friendly, and visually consistent interfaces that directly enhance the digital experience for OM employees.

Key Responsibilities

  • Develop wireframes, mock-ups, visual designs, and clickable prototypes.
  • Collaborate with UX designers, developers, and product teams.
  • Ensure visual consistency and adherence to design standards.
  • Support user testing and improve designs based on feedback.
  • Translate UI concepts into technically feasible solutions.
  • Stay updated on design trends and contribute to team improvements.

Mandatory Requirements

  • HBO degree in a relevant field.
  • 4+ years’ experience in Agile/SCRUM/DevOps projects.
  • 5+ years’ experience in UX/UI design; skilled in React and/or Figma.
  • Proven experience implementing UX designs in development teams.
  • Suitable for freelance (ZZP).

Key Skills

Ranked by relevance

ux wireframes designer react ui
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Posted
Dec 02, 2025
Type
Contract
Level
Mid-Senior
Location
Utrecht

Industries

Information Technology & Services

Categories

Engineering

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