DESCRIPTION **Location:** Remote within Spain, Colombia, or Mexico \- no relocation offered for this role. **Experience Required:** 5 years **Work Schedule:** from 12\-2 pm to 8\-10 pm (CET time) flexible **About us** At GammaUX, we like placing the users at the center of the creative process and in the design of innovative experiences. Find our offices in Barcelona and Madrid, and work with us remotely. We seek to maintain smooth, efficient collaboration regardless of your location or time zone. Our partners purposely request our services to work in an agile way, without evangelizing teams and delivering remarkable projects. **Your role in the project** As a Senior UI Designer, you will shape concepts and deliver cohesive, scalable design experiences that meet user needs and align with our business goals. You’ll play a key role in the evolution of our Design System, ensuring consistency, quality, and efficiency across all our digital products. **You will:** * Develop a deep understanding of user needs and behaviors, using research insights and data to inform design decisions. * Lead the creation of high\-fidelity interfaces, component libraries, and interaction patterns aligned with our Design System. * Collaborate closely with product designers, developers, and other stakeholders to ensure UI consistency and scalability across products. * Evolve and maintain our Design System — defining guidelines, components, tokens, and documentation that enable design and development teams to work efficiently. * Clearly articulate how our products can evolve from a user\-centered and system\-oriented perspective. **What we are \*ideally\* looking for** * **Fluent in English** \- other languages valued. * A strong portfolio showcasing your process, visual design expertise, and contributions to Design Systems. * Proven experience as a **UI** for digital products, ideally with a **focus on scalable design solutions and system thinking**. * Deep knowledge of Visual Design, Interaction Design, Accessibility, and Design Systems. * Proven experience creating and maintaining Design Systems (components, tokens, documentation). **Our Benefits** * Permanent contract * Competitive salary * Career development and mentoring * Flexible schedule * Remote position * Online language lessons (English, French, German, Italian, and Spanish) with Speexx * Referral program, if you bring people as talented as you *We encourage applications from all genders, corners of the world, and individual backgrounds. We welcome resumes without a photo and details on your gender, date of birth, and marital status.*