Senior Engineering Manager, Developer Experience

About the team The Developer Experience team owns the internal platform that every SumUp engineer touches daily: CI/CD pipelines, observability tooling, our developer portal, and an emerging AI platform. It's a high-visibility role: the work you lead directly shapes the productivity of hundreds of engineers across the company. We're looking for an experienced Engineering Manager to take full ownership of this domain, grow a team of seven engineers, and define what great developer experience looks like at SumUp as we scale. What you'll do Lead and develop a growing team of 5+ highly motivated engineers across observability, CI/CD, developer portal (Backstage), and FinOps tooling — setting clear priorities and establishing strong ways of working Own and evolve the technical roadmap across all DevEx domains, communicating trade-offs clearly to engineering leadership and internal stakeholders Shape the AI Platform domain from the ground up — defining its charter and identifying where AI tooling adds real value for SumUp engineers Partner with product engineering managers and platform peers to drive measurable improvements in deploy frequency, onboarding time, and support load Build the case for how the team needs to grow, identifying skill gaps and preparing the organisation for a future where this role leads other engineering managers You'll be great for this role if… You have proven experience leading platform, infrastructure, or internal tooling teams at a senior engineering manager level, with a track record of owning a technical domain end-to-end You bring strong technical foundation across the DevEx stack: CI/CD, observability (Prometheus, Grafana, or equivalent), Kubernetes-based platforms - sufficient to make sound architectural decisions and earn engineer trust You know how to lead through ambiguity and organisational change, including reorgs, scope shifts, or leadership transitions You can build and communicate a product-style roadmap for a platform domain, with clear prioritisation and a narrative that lands with both engineers and senior stakeholders You have a genuine curiosity about AI tooling in an engineering context and the confidence to lead a greenfield domain in this space Why you should join SumUp 🌎 Opportunity to work with a truly global, multicultural team from our central London office location - 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 🚀 Enrolment onto our Virtual Stock Option programme: you will own a stake in SumUp's future success 📚 A dedicated annual L&D budget for attending conferences and/or advancing your career through further education 🌴 Break4me: 1-month sabbatical after 3 years of service 🔗 Referral Bonus: earn additional rewards by referring talented individuals to join the SumUp team 🏖️ Generous time off: enjoy 28 days of paid leave, plus bank holidays and special leaves 🏥 Health matters: private health insurance, 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 About SumUp Be empowered to do more that matters. At SumUp, 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 37 markets rely on SumUp 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 SumUppers 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...