Senior Fullstack Engineer (NodeJs)

Sumup
Full-time Copenhagen, Capital Region of Denmark Computer Occupations
Posted:
June 05, 2026
Location:
Copenhagen, Capital Region of Denmark, Denmark

Job Description

Location: Copenhagen, Denmark

The Global Bank tribe at SumUp, builds the financial tools that help small businesses manage their money more confidently, including Expenses and Making Tax Digital, two products that sit at the heart of SumUp's accounting and compliance offering. In this role you will join a small, senior squad, at a genuinely exciting moment: we starting with Making Tax Digital in the UK, where merchants can now submit Income Tax assessments digitally, SumUp's vision is to expand this into a full suite of Accounting tools - covering Income Tax assessment, VAT submission, and financial reporting across multiple markets. This is genuinely early-stage, high-impact work, and the Expenses and MTD squad is where it begins. 

We are looking for a Senior Fullstack Engineer who can own end to end delivery work across both the frontend and backend. You'll work closely with two senior engineers, a Product Manager, a Designer, and an Engineering Manager -...

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Job Overview

Job Type: Full-time
Location: Copenhagen, Denmark
Posted: June 05, 2026
Deadline: July 15, 2026