UK-Based UX/UI Product Designers

About this role

**Mercor is recruiting UK-based UX/UI Product Designers with technical web engineering experience for a research project with a leading frontier AI lab.** We are seeking experienced UX/UI designers who have worked on **end-to-end digital product design** and have a strong understanding of how modern web products are built. Candidates should be comfortable working across user experience, interface design, product flows, technical constraints, and design-to-engineering handoff. This role is focused on **digital product design**, not brand identity or marketing-site-only design. Strong candidates should have experience designing functional web products such as e-commerce platforms, marketplaces, customer portals, booking flows, onboarding journeys, checkout experiences, or internal operations dashboards. **Ideal candidates have experience with one or more of the following:** - UX/UI design for complex web products - E-commerce or marketplace user flows - Checkout, booking, onboarding, or account management experiences - Logged-in customer portals and self-serve platforms - Internal tools, admin panels, or operations dashboards - Product design systems and component-based design - Design-to-engineering handoff and implementation collaboration - Working closely with product managers, engineers, and data/analytics teams - Understanding front-end engineering constraints, responsive design, and web implementation tradeoffs **Preferred candidates have experience at one or more of the following companies:** - Publicis Sapient - Red Badger - Valtech - Kin + Carta - ustwo - EPAM Continuum, specifically Experience Design / Product Design roles - Or another leading digital product, UX/UI, or product engineering studio You'll help create, review, and evaluate high-quality UX/UI product scenarios, leveraging your experience in product design, web interfaces, user flows, and design-engineering collaboration. **The vetting process involves:** - Resume and portfolio review - Short interview evaluating UX/UI product design and web product expertise **Please note:** Candidates **must be based in the United Kingdom and have the right to work in the United Kingdom**. These are essential requirements for the role. We consider all qualified applicants without regard to legally protected characteristics and provide reasonable accommodations upon request.

Skills & domains

• ai-training
• rlhf
• sme
• annotation
• Arts & Design