The Partnership and Enterprise squad is building the infrastructure that powers SumUp's partner channel, a business that supports around 800 active partners and is growing fast. As the squad's Senior Full-Stack Engineer, you'll take end-to-end ownership of the Partner Portal, the product that sits at the heart of how SumUp's partners manage their merchants, fees, and operations. This is an opportunity with real scope: you'll shape technical direction, collaborate closely with CRM engineers and product stakeholders, and ship features that directly reduce operational friction for the teams driving SumUp's sales growth.
Build and own the Partner Portal's frontend using React, TypeScript, and Next.js, creating fast, reliable, and well-structured user-facing experiences
Design, build, and maintain the services and microservices that power the portal, ensuring reliability and high availability at scale
Write and maintain back-end APIs, services, and data pipelines in TypeScript and Go that are scalable and built to support a fast-growing global platform
Develop fee management functionality and other high-impact features that directly reduce the administrative burden on partner management teams
Implement monitoring and alerting, and follow up on incidents to keep the platform stable and performant
Collaborate with colleagues and stakeholders across the Partnerships team to identify areas of improvement, collect feature requests, and shape solutions
Actively contribute to code reviews, team ceremonies, and chapter rituals, sharing context and knowledge across engineering disciplines to avoid silos
You have proven experience with TypeScript and React, building scalable, production-grade full stack applications using frameworks such as Next.js, Remix, Nuxt, or similar
Solid experience designing and working with RESTful APIs and complex microservice systems, with comfort navigating and refactoring large codebases
So
Neutral 2–4 sentence summary of what working at this company is like, drawn from public reviews and press coverage. Tone, collaboration style, pace, benefits highlights.
£45,000 – £60,000 (Glassdoor, Levels.fyi, 2025)
At Vanta, our mission is to help businesses earn and prove trust. We believe that security should be monitored and verified continuously, an…
Es gibt eine fertige, moderne Codebasis, und wir suchen jemanden, der sie übernimmt. Das ist die ehrliche Beschreibung dieser Stelle. Du trä…
Über uns:HyPlus ist Dein Wegbegleiter im digitalen Wandel. Gemeinsam mit unseren Kund:innen entwickeln wir strukturiert, partnerschaftlich u…
Werde Teil des Verivox TeamsWir bieten dir eine Vollzeitstelle (40 Stunden/Woche) an einem unserer Standorte in Heidelberg, Berlin, Leipzig…
IN A NUTSHELLAls Frontend Engineer (m/w/d) hast du bei uns die Möglichkeit, deine innovativen Ideen zu verwirklichen und an der modernsten F…
How will you make an impact?As a Senior Full Stack Engineer, you'll work at the intersection of engineering and product to shape how our use…
