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Centum Recruitment International Limited

UX/UI Designer

Centum Recruitment International Limited
Belgium · Contract · Mid-Senior

UX/UI Designer


Are you a UX/UI designer looking for a new assignment ? I am seeking an experienced UX/UI designer for a hybrid contract assignment for a Brussels based client. The work can be carried out largely remotely but on site presence is also required. The consultant should live within 2 hours distance from Brussels.


Your tasks and responsibilities as UX/UI Designer will be as follows:


  • Usability testing and User eXperience (UX) analysis.
  • Giving recommendations on user interface at any step of the design of a digital solution (from conceptualization to researching, wireframes sketching, prototyping, user testing and final implementation).
  • Visual prototyping of user interface solutions such as designing (low- and high-fidelity) wireframes, mock-ups and story boards which lead to an intuitive and ergonomic user experience for different web products and platforms.
  • Creation and maintenance of style guides, brand book and visual component libraries, including sketched concepts and page templates.
  • Design considerations on font, visuals, text, the definition of information architecture, interaction workflows and navigation.
  • Creation of graphic elements including illustrations, visuals, infographics, data visualisations, etc.
  • Definition of user-centered evaluations, identifying key usability problems and providing recommendations on how to solve them (including the participation in usability studies with users).
  • Front-end development of responsive UI solutions following good coding practices, including creation/correction of CSS and transforming mock-ups into semantic HTML and development of innovative solutions for different platforms.
  • Documentation of code, ensuring easy maintenance & evolution.
  • Optimisation of application for maximum performance and scalability.
  • Perform user research and interviews, analyse the insights and translate the findings into informed design decisions.


Required Skills and Experience of the Project Coordinator


  • Bachelor degree in IT or related field and at least 17 years of professional experience in IT.
  • Knowledge of web technologies, frameworks, and standards such as HTML, XHTML, CSS and W3C, accessibility, SEO.
  • Knowledge of eUI framework is a plus.
  • Knowledge of user interface design applications such as Figma.
  • Knowledge of wireframing and interactive prototyping design tools such as Balsamiq, InVision, UxPin, Framer.js or similar.
  • Knowledge of design and graphical tools such as Adobe Photoshop, Illustrator, or similar.
  • Knowledge in customization of collaborative tools such as Atlassian’s Confluence or similar.
  • Knowledge of (web/visual) design, graphical and prototyping tools and software.
  • Good knowledge of web design and mobile applications.
  • Ability to translate interview insights into informed design decision design, data protection and security principles.
  • Knowledge of user-centred design principles and methodologies, including development of usability test plans for all stages of a project life-cycle based on defined target audiences, personas and user stories.
  • Knowledge of user testing through all stages of a project, including different techniques (e.g. eye tracking, dynamic/static verification) and methods of testing (e.g. remote usability testing, A/B testing, hallway testing, post release testing).

Fluent in English at least at a level C1.

Key Skills

Ranked by relevance

prototyping designer wireframes css adobe photoshop user research wireframing illustrator responsive confluence photoshop invision ui ux
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Posted
Nov 21, 2025
Type
Contract
Level
Mid-Senior
Location
Brussels

Industries

IT Services IT Consulting

Categories

Information Technology

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