UI UX Designer Consultant

BelgiumBelgium·Brusselsmid
DesignProduct Designer
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Quick Summary

Key Responsibilities

Design all flow paths and screen states with a quality, goal-oriented outcome, owning the digital user flow from a UX/UI perspective.

Requirements Summary

Profound level of French or Dutch (C1-level) in understanding, spoken, and written language. Ideally, one is your mother tongue.

Technical Tools
DesignProduct Designer

This opportunity is a consultancy mission through Keystone Solutions, where you will represent us as a UI/UX Designer at a client site. As a Keystone Solutions consultant, you will be immersed in the client’s Transformation Office, translating concepts from concept designers into intuitive and high-quality user flows. You will use components to create user-friendly and visually appealing screens, balancing usability, accessibility, and satisfaction to bridge user intent and business goals, delivering innovative user experiences.


Responsibilities

~1 min read
  • Design all flow paths and screen states with a quality, goal-oriented outcome, owning the digital user flow from a UX/UI perspective.
  • Gather input from stakeholders on user needs and technical feasibility.
  • Seek inspiration from best-in-class examples both inside and outside the financial sector.
  • Ensure intuitive information hierarchy at screen level.
  • Design high-fidelity mockups and prototypes.
  • Follow up on user feedback gathered during usability tests.
  • Collaborate intensively with a dedicated UX copywriter to ensure smooth integration of content in your design.
  • Actively use and contribute to the client’s design system: mobile native and web Mobile First.
  • Contribute to the UX/UI community of practice, sharing best practices and co-creating patterns, standards, and guidelines with fellow designers.
  • Lead the refinement phase of projects and support concept designers with visual support in the ideation phase.
  • Deliver prototypes and pixel-perfect screens, hand them over to development squads, and follow up on their implementation with front-end developers.

Requirements

~1 min read
  • Profound level of French or Dutch (C1-level) in understanding, spoken, and written language. Ideally, one is your mother tongue.
  • Good understanding (B1/2-level) of English; writing and speaking skills are considered an important asset.

  • No specific requirements.

  • Expectation: 50% on site and 50% homeworking.

  • At least 6 years of relevant experience.

  • Mandatory:
    • Mobile First mindset and proven mobile native design skills (Material Design and Human Interface Guidelines).
    • Accessibility mindset with good knowledge of WCAG guidelines and their impact on design and development.
    • Proficient user of common design tools (Figma, AI-tools, etc.).
    • Familiarity with design systems, including consuming and creating/improving components.
  • Preferable:
    • Understanding design system component properties is a plus.
    • Understanding the technical impact of your designs; a (limited) front-end development background is a plus.

  • Mandatory:
    • Agile knowledge and ease with the Scrum development cycle.
    • Good at documenting work and developing briefs for researchers and developers.

  • Creative with structured and organizational skills.
  • Goal and quality oriented.
  • Enable others to visualize content intuitively.
  • Effective team player and empathic listener.
  • Open to giving and receiving feedback to improve work and deliverables.
  • Proactive and outgoing communication, with strong briefing skills.
  • Take ownership of designs throughout the entire product lifecycle.

What We Offer

~1 min read
As a consultant, you will work on-site at leading organizations, bringing Keystone Solutions’ values to every engagement.
Experience a wide variety of dynamic projects and challenges across different client environments.
Accelerate your professional development and broaden your expertise through continuous learning opportunities.
Grow your career within a framework that values ambition and supports your aspirations.
Be part of a community where being a “K-Stone” means embodying excellence, integrity, and collaboration in every mission.
If you are ready to tackle technical and strategic challenges in a dynamic consultancy environment, apply today at Keystone Solutions Career Portal.

Location & Eligibility

Where is the job
Brussels, Belgium
On-site at the office
Who can apply
BE

Listing Details

First seen
July 29, 2026
Last seen
July 29, 2026

Posting Health

Days active
0
Repost count
0
Trust Level
51%
Scored at
July 29, 2026

Signal breakdown

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keystone-solutionsUI UX Designer Consultant