UX/UI Designer / UX/UI Engineer (Design Engineer)

PRIMUS Global Solutions (PRIMUS UK & Europe); Greater London; On-site; GBP 45,000 - 75,000; Full time

Job summary

PRIMUS Global Solutions (PRIMUS UK & Europe) are seeking talented UX/UI Designers / UX/UI Engineers blending design judgment with hands‑on frontend development. You will build accessible, responsive interfaces and translate business requirements into practical UI solutions.

You will develop reusable UI components, integrate REST APIs, implement WCAG/ARIA, and collaborate across teams to drive UI quality and maintainability.

Qualifications

• Hands-on UI/UX design with front-end coding experience.
• Web Components and reusable UI components.
• Semantic HTML and responsive web design.
• Accessibility implementation (WCAG/ARIA).
• Keyboard navigation and screen-reader friendly interfaces.
• REST API integration and API-driven UI development.
• Strong communication and collaboration with cross-functional teams.

Responsibilities

• Design and develop user-friendly, responsive and accessible user interfaces.
• Translate business requirements into practical UI solutions.
• Develop reusable UI components, shared libraries and design patterns.
• Implement accessibility standards, WCAG principles and ARIA.
• Integrate RESTful APIs and handle loading, error and empty states.
• Participate in code reviews, pair programming and technical discussions.
• Maintain UI documentation and contribute to continuous improvement.
• Support production releases and resolve UI-related issues.
• Identify technical debt and improve code quality and maintainability.

Skills

Hands-on UI/UX design and coding

Web Components

UI component libraries

Semantic HTML

Responsive web design

Accessibility (WCAG/ARIA)

Keyboard navigation & screen readers

REST API integration

Cross-functional collaboration

Job description

We are looking for talented UX/UI Designers / UX/UI Engineers (Design Engineers) who combine strong UI/UX design judgement with hands-on front-end development skills.

Key Responsibilities:

• Design and develop user-friendly, responsive and accessible user interfaces.
• Translate business requirements into practical UI solutions.
• Develop reusable UI components, shared libraries and design patterns.
• Implement accessibility standards, WCAG principles and ARIA.
• Integrate RESTful APIs and handle loading, error and empty states.
• Participate in code reviews, pair programming and technical discussions.
• Maintain UI documentation and contribute to continuous improvement.
• Support production releases and resolve UI-related issues.
• Identify technical debt and improve code quality and maintainability.

Mandatory Skills:

• Web Components and reusable UI components.
• Strong UI/UX design judgement and visual design skills.
• Semantic HTML and responsive web design.
• Accessibility implementation, WCAG and ARIA.
• Keyboard navigation, focus management and screen-reader-friendly interfaces.
• REST API integration and API-driven UI development.
• Strong communication and collaboration skills.

Experience by Level:

• Interest in UI/UX design, usability and visual design.
• Understanding of accessibility and API-driven UI states.
• Strong learning mindset and collaborative approach.

Mid-Level UX/UI Engineer:

• Hands-on experience with Web Components and REST APIs.
• Practical accessibility implementation.
• Ability to develop maintainable and reusable UI components.
• Ability to lead UI direction for complex features.
• Strong expertise in accessibility and UI standards.
• Experience shaping shared UI patterns and component libraries.
• Coaching, mentoring and conducting technical workshops.
• Ability to resolve complex UI, usability and accessibility challenges.

Important:

This is a hands-on Design Engineer role combining UI/UX design and front-end development. Candidates with only Figma or visual design experience and no hands-on coding experience will not be suitable.