Junior Complaints & Compliance Specialist

Complaints and Compliance Specialist

Location: Berlin (office first)

The Complaints team sits within Operations and works every day to make sure merchants who run their businesses on Sum Up get fair, fast, and compliant resolutions whenever something goes wrong with a payment. As payment volumes grow, so does the complexity of the cases the team handles, from delayed payouts to disputed chargebacks, and this role exists to build the specialist skills needed to resolve these cases with precision and care.

Joining now means learning the mechanics of payment processing from the ground up, working closely with Risk, Engineering, and Finance, and helping shape how Sum Up responds to some of its most sensitive merchant and regulatory moments.

• Investigate and resolve merchant complaints tied to payment processing, including authorisations, settlements, payouts, and chargebacks
• Dig into processor logs, payment gateways, and payout systems to find the root cause of each issue and document the findings clearly
• Draft clear, compliant final responses to merchants that meet regulatory timelines and internal SLAs
• Work closely with Payment Operations, Risk, Engineering, and Finance to unblock complex cases
• Keep case documentation audit ready and flag emerging patterns or recurring issues to the wider team
• Contribute to playbooks and knowledge base articles that help the team resolve future cases faster

• Foundational understanding of payment processing, covering authorisations, settlements, payouts, and basic chargebacks
• Comfort working with a CRM or ticketing system, following SOPs, and keeping precise, audit ready documentation
• Strong written communication skills, with the ability to draft clear, customer friendly responses under regulatory constraints
• Fluency in English and Italian, since this role involves communicating with merchants and stakeholders in both languages
• Ability to stay structured and calm under pressure, prioritising cases against strict deadlines and escalating appropriately

Opportunity to work with Sum Uppers globally on large-scale fintech products used by millions of businesses worldwide, from our Berlin office. This involves an office-first setup 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 A dedicated annual L&D budget of €2000 for your individual development, which can be used to attend conferences and/or advance your career through further education A corporate pension scheme where we match up to 20% of your contributions Generous time off: enjoy 28 days of paid leave plus public holidays and special leave days Numerous other benefits such as Urban Sports Club subsidy, Kita placement assistance, subsidised office lunches Break4me: 1-month sabbatical after 3 years of service Referral Bonus: earn additional rewards by referring talented individuals to join the Sum Up team

Be empowered to do more that matters.

At Sum Up, we're on a mission to empower small businesses across the globe by providing simple and affordable tools that allow them to thrive. Today, over 4 million businesses in 38 markets rely on Sum Up as their financial partner to manage payments, finance and customer relationships.

Our commitment to small businesses is reflected in our diverse team of over 3,000 Sum Uppers from over 90 nationalities, united by global collaboration and an innovative mindset. Our core values lay the foundation for who we are and what we stand for, shaping our work culture and driving our success. We foster inclusivity and a continuous learning culture, providing…