København, Capital Region of Denmark, DK (On-site)1 open job
Loyalty Key A/S develops and operates payment-linked digital loyalty platforms with real-time analytics for Nordic financial institutions, from its Copenhagen headquarters.
Loyalty Key A/S builds and operates digital loyalty infrastructure for the financial sector, which puts it squarely inside the payment data perimeter. The company's platforms link loyalty mechanics to actual card transactions through payment-linked technology, then process what happens next in real time: reward calculation, analytics, and customer engagement delivered as part of a loyalty ecosystem that Nordic financial institutions run against live payment flows. Founded in 2011 and headquartered in Copenhagen, between Østerport and Nordhavn station, the company positions itself as a Nordic leader in this category and operates across the region.
The technical surface is specific rather than sprawling. Core domains are payment-linked technology, real-time data analytics, customer engagement systems, and the digital loyalty platforms that tie them together - systems that sit downstream of payments, handle transaction-derived data at volume, and integrate with partners in financial services, payments, and loyalty and customer engagement. Loyalty Key develops and operates this stack itself, which means the security posture covers both the code shipped and the infrastructure it runs on.
It is a team of 45 people with a flat hierarchy and an informal environment where developers ship code daily and decisions are made quickly. Cross-team collaboration runs through Marketing, Sales, Partner Success, and IT rather than stopping at engineering boundaries. Working arrangements mix remote and office time, with a home office budget, co-working space support, and learning and development funding.
