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Senior UI Designer - Design System

Berlin · Design

We believe in the everyday hero. Those who have the courage to follow their passion and who have the strength and determination to realise their dreams. Small business owners are at the heart of all we do, so we're creating powerful, easy-to-use financial solutions to help them run their businesses. With a founder’s mentality and a 'team-first’ attitude, our diverse teams across Europe, South America and the United States work together to ensure that small business owners can be successful doing what they love. 

Our global team of 35+ designers have deep expertise in User Experience Research, Product Design and Brand Design. We are building additional capabilities in areas including industrial design, motion design, data visualization, UX writing, UI systems and design operations. 

Product Designers work in co-located cross-functional teams, across all our offices in Berlin, Warsaw, Cologne, Copenhagen, Sofia and São Paulo. They develop solutions for our core payments product including our bespoke hardware, as well as a suite of software tools that support merchants as they grow their business. We believe in quality, in making complex business tools simple, and in using data to anticipate merchants needs as their business grows. 

As Senior Designer with focus on extending and developing our mobile&web UI component library to bring quality and consistency to our multi-product experience. You will be joining one of our global, cross-functional teams. The ideal candidate will have a passion for creating and maintaining design systems, and helping product designers applying them across our functional tribes and different services services to create a suite of elegant products that anyone can use. 

The position requires working across different teams to create consensus and provide deliverables under tight deadlines. Strong communication skills are a must, as well as coolness under pressure, problem solving, attention to detail, and the ability to mediate and cope with rapid change. Above all, the role requires a dedicated individual who believes in high standards, is knowledgeable in different existing pattern libraries and mobile OS conventions, and is passionate about building accessibility into our core components.

Your Profile

  • You have 7+ years of experience as a UI Designer, with deep expertise in visual principles, systems design, knowledgeable about UX and able to translate that to UX patterns

  • You know the common design tools and services (we mainly use Figma)

  • You have designed and implemented best-of-class design components and UX patterns and commit to upholding the highest standards and a shared vision

  • You possess extraordinary ability to advocate for UI consistency with designers, engineers, product managers, and executives through writing, visuals, and presentations

  • Your design process follows a human-centered approach and you apply both qualitative and quantitative research methodologies to validate your solutions

  • You execute across different phases of design work: participate in research, define underlying frameworks for design system, execute UI components and UX patterns with attention to detail, participate or conduct usability testing and support multi-disciplinary teams during implementation of the design sytem. 

  • You collaborate with different teams on their needs, validating specific components and recommendations with studies and prototypes

  • You proactively engage with your design chapter and peers to get feedback and optimize the experience across different touch points and platforms

  • You identify new design trends, including in motion and other media, and adapt our system to these trends as appropriate

  • You have experience in working in an agile environment and the ability to adapt quickly to changing product priorities

  • BA or MA in Design or related fields, or complementary studies with deep work experience in product design


  • Be part of a welcoming and international community of 2000+ people from over 50 nationalities across 12 global offices. We get together regularly for breakfast, brunches, cocktail nights and office parties

  • Visa and relocation support for a smooth transition to living and working in Berlin

  • Budget for attending conferences and advancing your career. We encourage you to speak at conferences and give talks!

  • BVG Corporate Ticket

  • Regular knowledge sharing and discussion session for the whole design team

  • Football, Bouldering & Running teams

  • SumUp Corporate Pension Scheme

  • Free German classes & Yoga classes

  • All the startup swag you expect: kicker table, unlimited drinks & fruits

Note: Systems design examples need to be showcased in the portfolio

SumUp is an Equal Employment Opportunity employer that proudly pursues and hires a diverse workforce. SumUp does not make hiring or employment decisions on the basis of race, colour, religion or religious belief, ethnic or national origin, nationality, sex, gender, gender identity, sexual orientation, disability, age or any other basis protected by applicable laws or prohibited by company policy. SumUp also strives for a healthy and safe workplace and strictly prohibits harassment of any kind.

SumUp will not accept unsolicited resumes from any source other than directly from a candidate.