Senior Product Designer - Sell Online

📍 Job Overview

Job Title: Senior Product Designer - Sell Online

Company: SumUp

Location: Warsaw, Poland

Job Type: Full-Time

Category: Product Design / UX/UI Design

Date Posted: 2026-09-01

Experience Level: Mid-Senior (5-10 years implied)

Remote Status: On-site

🚀 Role Summary

• Lead end-to-end product design for critical "Sell Online" products, including Bookings and Online Stores, ensuring a cohesive and high-quality user experience.

• Drive visual craft and user-centric design principles across web and mobile platforms, contributing to millions of merchants' daily operations.

• Collaborate effectively within cross-functional teams and across multiple product squads to deliver seamless, scalable design solutions.

• Actively contribute to and evolve a comprehensive design system, maintaining brand consistency and efficiency.

• Utilize qualitative research and user data to validate design decisions and iterate on product features.

📝 Enhancement Note: While this role is for a Product Designer, the emphasis on "Sell Online" products, e-commerce, bookings, and customer management directly impacts the operational efficiency and revenue generation for small businesses. Therefore, the principles of revenue operations and sales operations are indirectly relevant, focusing on how design contributes to business success metrics.

📈 Primary Responsibilities

• Own the complete design lifecycle for Bookings and Online Store products, from initial concept ideation and user flow mapping to the creation of polished, high-fidelity UI mockups.

• Develop visually compelling user interfaces, including custom iconography and illustrations, to elevate the overall product aesthetic and brand consistency.

• Simultaneously manage design responsibilities across multiple product squads, fostering strong partnerships with Product Managers, Engineers, and fellow Designers to ensure synchronized delivery.

• Contribute significantly to the growth and maintenance of the company's design system, ensuring its scalability and consistent application across an expanding product portfolio.

• Integrate user feedback, qualitative research findings, and quantitative user data into the design process to inform strategic decisions and validate proposed solutions.

• Ensure design outputs align with business objectives and contribute to key performance indicators (KPIs) related to merchant adoption, engagement, and revenue.

• Participate in design critiques and provide constructive feedback to peers, fostering a culture of continuous improvement within the design team.

📝 Enhancement Note: The responsibility to "work across multiple squads simultaneously" and "manage multiple workstreams" suggests a need for strong project management and prioritization skills, akin to how a Revenue Operations professional manages multiple GTM initiatives. The emphasis on contributing to and evolving the design system highlights the importance of standardization and scalability, mirroring operations' focus on repeatable processes.

🎓 Skills & Qualifications

Education: While no specific degree is listed, a Bachelor's or Master's degree in Design, Human-Computer Interaction, or a related field is typically expected for senior roles. Equivalent practical experience will also be considered.

Experience: 5-10 years of professional experience in product design, with a proven track record of delivering end-to-end design solutions for digital products.

Required Skills:

• A robust portfolio showcasing end-to-end product design expertise, including wireframes, user flows, and high-fidelity UIs, with a strong emphasis on visual craft, typography, and layout principles.

• Demonstrated experience designing user-facing products for both web and mobile platforms, with a preference for experience in e-commerce, bookings, or similar customer-centric business models.

• Proven ability to effectively contribute to and leverage design systems at scale, ensuring consistency and efficiency in product development.

• Capability to manage multiple concurrent workstreams and effectively engage with diverse stakeholders across various product domains.

• A collaborative and curious mindset, with strong listening skills, adaptability, and the ability to navigate ambiguity while maintaining project momentum.

• Proficiency in industry-standard design and prototyping tools (e.g., Figma, Sketch, Adobe Creative Suite). Preferred Skills:

• Experience with user research methodologies, including qualitative interviews and usability testing.

• Familiarity with data analysis tools and techniques to derive insights from user behavior.

• Experience in creating custom iconography and illustrations.

• Understanding of agile development methodologies and cross-functional team collaboration within an agile framework.

📝 Enhancement Note: The implied experience level of 5-10 years suggests a need for candidates who can not only execute but also mentor, strategize, and influence. The emphasis on visual craft and design systems is crucial for maintaining brand integrity and operational efficiency in product development, akin to maintaining brand standards in marketing operations or process integrity in sales operations.

📊 Process & Systems Portfolio Requirements

Portfolio Essentials:

• A curated selection of projects demonstrating the full design process, from problem definition and user research to iterative design and final UI implementation.

• Clear articulation of design challenges, the rationale behind design decisions, and the impact of those decisions on user experience and business outcomes.

• Examples showcasing expertise in visual design, including typography, color theory, layout, and iconography, that align with a modern aesthetic.

• Evidence of working with or contributing to design systems, illustrating an understanding of scalability, consistency, and component-based design.

• Case studies that highlight collaboration with product managers and engineers, demonstrating an ability to translate complex requirements into user-friendly solutions. Process Documentation:

• Showcase examples of user flow diagrams, wireframes, and interactive prototypes that illustrate the thought process behind user journeys.

• Demonstrate an understanding of user research methodologies and how insights were translated into design improvements.

• Include examples of iterative design processes, showing how feedback and data were used to refine solutions.

• Present how design solutions were handed off to development teams, ensuring clarity and efficiency.

📝 Enhancement Note: For a senior role, the portfolio should not just present finished work but also the process behind it. This includes demonstrating how the designer navigates ambiguity, collaborates with technical teams, and uses data – skills highly valued in operations roles. The emphasis on design systems directly relates to operational efficiency by standardizing components and workflows.

💵 Compensation & Benefits

Salary Range: 15,600 - 27,000 PLN per month (approximately €3,250 - €5,625 per month, or €39,000 - €67,500 annually, subject to exchange rates and individual negotiation).

Benefits:

• Virtual Stock Option Programme: Ownership stake in SumUp's future success, aligning personal and company growth.

• Annual Learning & Development Budget: €2,000 per year for conferences, further education, and professional development, fostering continuous skill enhancement.

• Fitness Support: Access to an on-site gym or the Multisport Card, subsidized by SumUp, promoting employee well-being.

• Health Insurance: Comprehensive coverage for employees and their families, ensuring peace of mind.

• Life Insurance: Additional financial protection for employees and their loved ones.

• Generous Time Off: 26 days of paid leave annually, plus public holidays and special leave days.

• Break4me Sabbatical: A 1-month paid sabbatical after 3 years of service, encouraging work-life balance and rejuvenation.

• Referral Bonus: Opportunity to earn rewards by referring talented candidates to SumUp.

Working Hours: Standard full-time working hours are implied, with a typical expectation of 40 hours per week. SumUp's culture often emphasizes flexibility, but this role is on-site in Warsaw.

📝 Enhancement Note: The salary range is competitive for a senior design role in Warsaw, reflecting the cost of living and market demand. The extensive benefits package, particularly the stock options, L&D budget, and sabbatical, indicates a company culture that invests in employee growth and long-term commitment, mirroring the strategic investment in operations talent.

🎯 Team & Company Context

🏢 Company Culture

Industry: Financial Technology (FinTech), focusing on payment processing and business management tools for small and medium-sized businesses (SMBs). SumUp operates in a highly competitive global market, emphasizing innovation and customer-centricity.

Company Size: Over 3,000 employees, indicating a large, established organization with global reach and diverse operations.

Founded: Founded in 2012, SumUp has experienced significant growth, establishing itself as a key player in the FinTech space. This history suggests a dynamic, evolving company culture that balances entrepreneurial spirit with structured growth.

Team Structure:

• The "Sell Online" team is part of a larger, cross-functional design organization embedded within multiple product squads. This structure promotes close collaboration between design, product management, and engineering.

• Senior Product Designers are expected to work across several squads simultaneously, implying a need for strong organizational and communication skills to manage diverse projects and stakeholder groups.

• The design team likely has a mix of specialists (e.g., UI, UX research, visual design) and generalists, with senior members expected to provide guidance and mentorship. Methodology:

• User-Centred Design: A core methodology, driven by qualitative research and user data to inform all design decisions.

• Agile Development: Implied by the mention of product squads and close collaboration with engineers, suggesting iterative development cycles.

• Design System: A key operational tool for ensuring consistency, scalability, and efficiency in product development across the portfolio.

• Data-Informed Decision Making: Utilizing user data and metrics to validate designs and measure impact.

Company Website: https://www.sumup.com/

📝 Enhancement Note: SumUp's focus on empowering small businesses is a strong mission statement that likely permeates its company culture. For operations professionals, this translates to a focus on efficiency, scalability, and tangible business impact, as the company's success is directly tied to the success of its merchant customers.

📈 Career & Growth Analysis

Operations Career Level: This role is classified as "Senior Product Designer," indicating a level of expertise where individuals are expected to lead complex projects, mentor junior designers, and contribute to strategic design decisions. In an operations context, this aligns with a Senior Operations Analyst or Operations Manager role, responsible for significant process improvements and strategic initiatives.

Reporting Structure: The Senior Product Designer will be embedded within product squads but will likely report into a Design Lead or Head of Design, with functional alignment to the broader design organization. Collaboration is key, requiring strong relationships with Product Managers and Engineering Leads within their assigned squads.

Operations Impact: While this is a design role, its impact is directly tied to the operational efficiency and revenue generation of SumUp's merchant customers. By improving the "Sell Online" experience (bookings, e-commerce), this role directly influences merchant adoption, sales conversion rates, customer retention, and ultimately, SumUp's revenue. This mirrors how Revenue Operations professionals focus on optimizing the entire revenue engine.

Growth Opportunities:

• Leadership & Mentorship: Opportunity to lead design initiatives, mentor junior designers, and influence the design direction of key product areas.

• Skill Expansion: Deepen expertise in e-commerce, bookings, and FinTech product design, potentially expanding into areas like platform strategy or design operations.

• Cross-Functional Influence: Gain experience working closely with product management and engineering leadership, developing a holistic understanding of product development and business strategy.

• Design System Ownership: Potential to take on a more significant role in the evolution and governance of SumUp's design system.

• Career Progression: Potential to move into Lead Product Designer, Design Manager, or specialized UX roles within SumUp's growing organization.

📝 Enhancement Note: The growth opportunities highlight a clear path for career advancement, emphasizing leadership, strategic contribution, and specialized skill development. This is crucial for attracting ambitious professionals who seek not just a job, but a career trajectory with increasing responsibility and impact, mirroring the career paths within operations.

🌐 Work Environment

Office Type: The role is based in SumUp's vibrant Warsaw office, located in Hala Koszyki, suggesting a modern, collaborative workspace within a well-known city hub. This implies an on-site, in-office work arrangement.

Office Location(s): Warsaw, Poland. Hala Koszyki is a popular food hall and office complex, offering a dynamic and convenient work location.

Workspace Context:

• Collaborative Environment: The office setting is designed to foster collaboration, with shared spaces and proximity to colleagues from various departments and product squads.

• Tools & Technology: Access to necessary design software, hardware, and potentially internal tools for communication and project management.

• Team Interaction: Frequent interaction with product managers, engineers, fellow designers, and potentially user researchers, creating a rich environment for knowledge sharing and problem-solving.

• Culture: A commitment to Diversity and Inclusion, fostering an environment where diverse perspectives are valued and respected.

Work Schedule: The role is full-time, with an expected 40-hour work week. While the role is on-site, SumUp's culture may offer some flexibility within the workday, but the primary expectation is presence in the Warsaw office.

📝 Enhancement Note: The emphasis on a vibrant office environment in Hala Koszyki suggests a company that values in-person collaboration, which is often crucial for complex problem-solving and fostering strong team cohesion, similar to how operations teams benefit from direct communication.

📄 Application & Portfolio Review Process

Interview Process:

• Initial Screening: A brief call with a recruiter to assess basic qualifications, cultural fit, and understanding of the role.

• Portfolio Review & Design Challenge: A session where the candidate presents their portfolio, discussing their process, decisions, and impact. This may be followed by a design challenge, either take-home or live, to assess problem-solving skills and design craft.

• Cross-Functional Interviews: Meetings with Product Managers, Engineers, and potentially other Designers to evaluate collaboration skills, technical understanding, and ability to work within a team.

• Hiring Manager Interview: A final discussion with the hiring manager to delve deeper into experience, leadership potential, and alignment with the team's vision.

Portfolio Review Tips:

• Tell a Story: Structure your portfolio presentations around compelling narratives for each project, clearly outlining the problem, your approach, your role, the solutions, and the measurable outcomes.

• Show, Don't Just Tell: Use visuals effectively to demonstrate your design process, from early sketches and wireframes to final polished UIs.

• Quantify Impact: Whenever possible, include metrics and data to demonstrate the positive impact of your designs on user behavior and business goals.

• Highlight Collaboration: Emphasize how you worked with cross-functional teams, managed feedback, and navigated technical constraints.

• Tailor to SumUp: Research SumUp's products, mission, and design aesthetic to showcase how your skills and experience align with their specific needs.

Challenge Preparation:

• Understand the Scope: If a design challenge is provided, carefully read and understand the brief, identifying key constraints and objectives.

• Prioritize User Needs: Focus on how your solution addresses user problems and enhances their experience.

• Demonstrate Process: Clearly articulate your thought process, even if time is limited. Show how you would approach the problem systematically.

• Consider Business Impact: Briefly touch upon how your proposed solution could contribute to SumUp's business goals.

📝 Enhancement Note: The interview process is designed to assess not only design skills but also the candidate's ability to collaborate, problem-solve, and contribute to business objectives – all critical aspects for operations roles as well. A strong portfolio is the equivalent of an operations professional's process documentation and case studies.

🛠 Tools & Technology Stack

Primary Tools:

• Design & Prototyping: Figma is highly likely to be the primary tool given its industry prevalence for collaborative design and prototyping. Sketch and Adobe Creative Suite (Illustrator for icons/illustrations) are also potential components.

• Design Systems: Experience with creating, contributing to, and utilizing design systems (e.g., Storybook, internal component libraries) is essential.

• Collaboration Tools: Slack, Jira, Confluence for team communication, project tracking, and documentation.

Analytics & Reporting:

• User Behavior Analytics: Tools like Amplitude, Mixpanel, or Google Analytics are likely used to understand user interactions and inform design decisions.

• Research Platforms: Tools for user interviews, usability testing, and surveys (e.g., UserTesting.com, SurveyMonkey).

CRM & Automation: While not directly used by the designer, an understanding of how CRM systems (like Salesforce, though SumUp might use others) and marketing automation platforms function is beneficial for understanding the broader business context.

📝 Enhancement Note: Proficiency in industry-standard design tools like Figma is paramount. The mention of design systems and analytics tools highlights the operational efficiency and data-driven nature of SumUp's product development process, mirroring the technology stacks common in Revenue Operations and Sales Operations.

👥 Team Culture & Values

Operations Values:

• Empowerment: SumUp's mission to empower small businesses likely translates into a culture where employees are empowered to take ownership and drive initiatives.

• Simplicity & Affordability: A core value of SumUp's offerings, this likely extends to how the team approaches problem-solving – seeking efficient, straightforward solutions.

• Global Collaboration: With 3,000+ employees from 90+ nationalities, a strong emphasis on diverse perspectives and inclusive collaboration is expected.

• Innovation & Continuous Learning: The FinTech industry demands constant evolution, so a culture that encourages learning, experimentation, and adapting to new technologies is vital.

• Data-Driven Approach: Decisions are informed by data and user insights, promoting a culture of measurement and accountability.

Collaboration Style:

• Cross-Functional Integration: Designers work hand-in-hand with Product Managers and Engineers within agile squads, fostering a highly collaborative and integrated workflow.

• Open Communication: Encouraging open feedback, design critiques, and knowledge sharing to improve product quality and team effectiveness.

• User-Centricity: A shared focus on understanding and serving the needs of small business owners, driving alignment across different roles and functions.

• Proactive Problem-Solving: A culture that encourages identifying potential issues early and working collaboratively to find solutions.

📝 Enhancement Note: SumUp's core values (empowerment, simplicity, global collaboration, innovation, data-driven) are highly relevant to operations professionals. These values emphasize efficiency, impact, and a global perspective – key drivers in any successful operations function.

⚡ Challenges & Growth Opportunities

Challenges:

• Balancing Multiple Workstreams: Effectively managing design responsibilities across several product squads simultaneously requires strong prioritization, time management, and communication skills.

• Maintaining Design System Scalability: As SumUp's product portfolio grows, ensuring the design system remains robust, scalable, and easy to use for all teams presents an ongoing challenge.

• Translating Complex Needs: Designing intuitive solutions for diverse small business needs within the FinTech space can be complex, requiring deep user empathy and problem-solving abilities.

• Navigating Ambiguity: In a fast-paced FinTech environment, dealing with evolving requirements and market dynamics requires adaptability and resilience.

Learning & Development Opportunities:

• Deep Dive into FinTech: Gain specialized knowledge and experience in the unique challenges and opportunities within the financial technology sector.

• Advanced Design System Contribution: Take on leadership in evolving and scaling the design system, potentially influencing its architecture and governance.

• Product Strategy Influence: Contribute to the strategic direction of the "Sell Online" products through user insights and design thinking.

• Mentorship and Leadership: Develop leadership skills by mentoring junior designers and leading design initiatives within product squads.

• Industry Conferences & Training: Leverage the annual L&D budget for professional development, attending relevant design and FinTech conferences.

📝 Enhancement Note: The challenges presented are common in senior operational roles, requiring strategic thinking, process management, and adaptability. The growth opportunities are substantial, offering a clear path for career development and skill enhancement, particularly in a high-growth industry like FinTech.

💡 Interview Preparation

Strategy Questions:

• "Describe a time you had to manage competing design priorities across multiple product teams. How did you approach it, and what was the outcome?" (Focus on prioritization, stakeholder management, and communication.)

• "How do you ensure consistency and scalability when contributing to or evolving a design system? Provide an example." (Highlight understanding of system thinking and operational efficiency.)

• "Walk us through a complex design problem you solved for a customer-facing product. What was your process, and what was the impact?" (Emphasize user-centricity, problem-solving methodology, and measurable results.) Company & Culture Questions:

• "Based on your understanding of SumUp's mission, how would you approach designing for small business owners who may have varying levels of technical expertise?" (Show research and alignment with SumUp's user base.)

• "How do you foster collaboration within a cross-functional team, especially when there are differing opinions on design direction?" (Assess teamwork and communication skills.)

• "How do you measure the success of your designs? What metrics are most important to you in a product like our Online Store or Bookings?" (Demonstrate data-driven thinking and business acumen.) Portfolio Presentation Strategy:

• Structure: Begin with a brief overview of SumUp and the role, then present 2-3 of your most impactful projects. For each project, clearly state: The Problem, Your Role, The Process, The Solution, and The Impact (with metrics if possible).

• Visuals: Use high-quality visuals – wireframes, user flows, UI mockups, prototypes. Keep text concise on slides; elaborate verbally.

• Narrative: Focus on the "why" behind your decisions. Explain your thought process and how you addressed challenges.

• Interactivity: Be prepared to navigate through interactive prototypes or design files if requested.

• Q&A: Anticipate questions about your design choices, collaboration, and how you handle feedback.

📝 Enhancement Note: Interview preparation for this role mirrors that of senior operations roles: demonstrating strategic thinking, process adherence, collaboration, and a clear understanding of business impact. The portfolio presentation is akin to presenting a case study or project outcome in an operations context.

📌 Application Steps

To apply for this Senior Product Designer position:

• Submit your application through the provided SumUp careers link.

• Curate Your Portfolio: Select 2-3 of your strongest projects that best showcase your end-to-end design process, visual craft, and experience with complex web/mobile products. Tailor your project selection to highlight experience relevant to e-commerce or booking platforms if possible.

• Optimize Your Resume: Ensure your resume clearly outlines your years of experience, key responsibilities in previous roles, and specific achievements. Use keywords from the job description such as "product design," "UI design," "design systems," and "cross-functional collaboration."

• Prepare Your Presentation: Practice walking through your portfolio projects concisely, focusing on the story, your process, and the impact. Be ready to articulate your design decisions and how they align with business objectives.

• Research SumUp: Familiarize yourself with SumUp's mission, products (especially Sell Online features), company values, and recent news to demonstrate genuine interest and cultural alignment.

⚠️ Important Notice: This enhanced job description includes AI-generated insights and operations industry-standard assumptions. All details should be verified directly with the hiring organization before making application decisions.