(Senior) Fullstack Engineer - Identity

Sumup
📍 Berlin, Berlin, Germany 💼 Full-time 🕒 Posted March 02, 2026

Job Description

As a (Senior) Fullstack Engineer in the Identity team, you will be working on providing best-in-class authentication experiences and account protection for millions of users globally, as well as central services that enable teams and products across SumUp.

We're looking for someone who is adaptable, proactive, and ready to take ownership. Your primary focus will be on frontend development in TypeScript using React / Next.js, while forming the bridge to our backend development in Go

As part of a team with a broad scope, you’ll group with other engineers around and contribute to changing initiatives. Within those initiatives, you will get the chance to take ownership and drive topics end-to-end, from the collection of requirements and designing the solution, to orchestrating the rollout and communication with stakeholders.

About the team:

We are a cross-functional and truly engineering-driven team. Expect to work with a talented an...

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Job Details

  • Location Berlin, Berlin
  • Job Type Full-time
  • Category Computer Occupations
  • Posted Date March 02, 2026
  • Application Deadline April 11, 2026