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"A designer knows he has achieved perfection not when there is nothing left to add, but when there is nothing left to take away."

— Antoine de Saint-Exupéry

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Senior Product Designer - Consumer

Sumup 🇬🇧 London, United Kingdom

Onsite Full-time Senior

Own end-to-end product design for the Consumer Bank squad, from discovery through delivery. Lead user research, define product opportunities, and collaborate with cross-functional teams to drive key metrics like activation and retention.

Responsibilities

  • Own end-to-end product design within the Consumer Bank squad, from discovery through delivery for the SumUp Pay experience
  • Lead discovery by identifying user problems, defining opportunities, and shaping hypotheses with Product and Engineering
  • Design intuitive, high-quality mobile experiences that drive key metrics such as activation, engagement, and retention
  • Create and iterate on user journeys across the lifecycle, including onboarding and activation flows
  • Validate solutions through prototyping, user research, and usability testing
  • Use data and insights to continuously improve the product and inform design decisions
  • Collaborate closely with engineers to ensure high-quality implementation and scalability
  • Contribute to the design system and maintain consistency across the product

Requirements

  • Proven experience as a Senior Product Designer working on mobile-first products
  • Strong portfolio demonstrating end-to-end design and measurable impact
  • Strong discovery skills, including problem framing, hypothesis definition, user research, and insight synthesis
  • Excellent UX, interaction, and information design skills, with a high bar for quality and usability
  • Experience using data (qualitative and quantitative) to inform design decisions and iterate on solutions
  • Strong collaboration skills and the ability to work autonomously with Product Managers and Engineers in cross-functional teams
  • Solid understanding of technical constraints and how to design within them
  • Proven ability to leverage AI design tools to significantly accelerate workflows and elevate the quality of product outcomes
  • Proficiency in modern design tools (e.g. Figma) and experience contributing to or evolving design systems

Benefits

  • Opportunity to work with a truly global, multicultural team from our central Covent Garden location
  • Commitment to Diversity and Inclusion: be part of a workplace that values and promotes diversity, fostering an inclusive environment where everyone's perspectives are respected and embraced
  • Enrolment onto our VSOP program: you will own a stake in SumUp’s future success
  • Generous time off: enjoy 28 days of paid leave, plus bank holidays and special leaves
  • Health matters: Vitality health cover, including optical and dental
  • Life made easier: salary-sacrifice commuter benefits via Gogeta
  • Financial security: retirement scheme (SumUp matches 7% when you contribute 5%)
  • Peace of mind: life insurance from MetLife for 2× your salary
  • Break4me: 1-month sabbatical after 3 years of service
  • Referral Bonus: earn additional rewards by referring talented individuals to join the SumUp team

Key Skills

Product design UX design Interaction design Information design User research Usability testing Data analysis Cross-functional collaboration Technical constraints AI design tools Figma Design systems Mobile-first design Agile methodologies User-centered design Design thinking Problem framing Hypothesis definition Insight synthesis Wireframing Prototyping High-fidelity design Design leadership Mentoring Communication Stakeholder management

About Sumup

SumUp is a leading global fintech company committed to levelling the playing field for small businesses. Founded in 2012, we’re the trusted partner of over 4 million merchants in 37 markets, providing simple and affordable tools that help them manage payments, finance, and customer relationships. Our vision is a world where everyone can build a thriving business. Guided by this, we champion small business ownership by creating accessible solutions that empower entrepreneurs to grow and succeed. Our diverse team of over 3,000 SumUppers — representing more than 90 nationalities across 20 offices worldwide — is at the heart of our success. Beyond business, we donate 1% of the net revenue generated by Solo devices to environmental causes and support educational and entrepreneurial initiatives around the world. Recognised as a Top Global Employer for inclusion by the Stonewall Workplace Equality Index in 2022 and 2023, and awarded Fintech Diversity Initiative of the Year at the Irish Nat

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