Senior UX/UI Designer – Design Systems & Digital Products

Sword Iberia; España; Remote; EUR 65,000 - 90,000; Full time

Job summary

Sword Iberia is seeking a Senior UX/UI Designer to lead experience and interface design for an international digital ecosystem in the public health sector, including a platform for discovering and sharing analytical tools and resources. You will own the design system, conduct multi-country user research, and translate needs into IA, journeys, wireframes and high-fidelity prototypes.

Collaboration with engineers and WCAG accessibility are key.

Qualifications

• 5+ years delivering UX/UI or service design for complex digital products.
• Portfolio demonstrating strategic thinking and strong visual design skills.
• Experience building, maintaining and governing design systems in production with coded component libraries.
• Expert proficiency in Figma, including components, variables and auto-layout.
• Proficiency in React, TypeScript, Tailwind CSS, Storybook and Git to build production components with engineers.
• Experience in user research, prototyping and collaboration with technical and non-technical stakeholders.
• Degree in UX/UI, interaction design or related field, or equivalent experience.
• Excellent spoken and written English with cross‑border collaboration abilities.

Responsibilities

• Define and evolve a design system with visual foundations, components and docs.
• Conduct user research across countries and professional backgrounds.
• Translate needs into information architecture, journeys, wireframes and high-fidelity prototypes.
• Design resource discovery, comparison and contribution experiences, including AI features.
• Conduct usability testing and refine designs based on findings.
• Collaborate with developers to implement and maintain the coded component library.
• Ensure accessibility per WCAG and deliver inclusive, responsive experiences.

Skills

UX/UI design

User research

Information architecture

Prototyping

Collaboration

English communication

Education

Degree in UX/UI or related field

Tools

Figma

React

TypeScript

Tailwind CSS

Storybook

Git

Job description

We are looking for a Senior UX/UI Designer to lead user experience and interface design for an international digital ecosystem in the public health sector, including a platform for discovering and sharing analytical tools and resources.

Key responsibilities:

• Define and evolve a design system, including visual foundations, reusable components and supporting documentation.
• Conduct research with users across different countries, professional backgrounds and levels of technical expertise.
• Translate user needs into information architecture, user journeys, wireframes and high-fidelity interactive prototypes.
• Design resource discovery, comparison and contribution experiences, including AI-assisted features.
• Conduct usability testing and refine designs based on findings.
• Collaborate with developers to implement and maintain the coded component library.
• Ensure accessibility in line with WCAG and deliver inclusive, responsive experiences.

Requirements:

• At least 5 years of experience delivering UX/UI or service design for complex digital products.
• A portfolio demonstrating strategic thinking and strong visual design skills.
• Experience building, maintaining and governing design systems in production, including their coded component libraries.
• Expert proficiency in Figma, including components, variables and auto-layout.
• Practical proficiency in React, TypeScript, Tailwind CSS, Storybook and Git, sufficient to build and maintain production components alongside engineers.
• Experience in user research, prototyping and collaboration with technical and non-technical stakeholders.
• A relevant degree in UX/UI, interaction design or a related field, or equivalent practical experience.
• Excellent spoken and written English and the ability to collaborate across international teams.

Experience with marketplaces, resource-sharing platforms, AI-assisted interfaces, open-source projects or multilingual audiences would be an advantage.

Working arrangements: Remote, primarily aligned with Central European working hours, with flexibility for international research sessions and occasional travel.