Primer is a fintech company based in London, UK, that specializes in global payments and commerce. Founded about five years ago, Primer offers a unified infrastructure that allows merchants to build, customize, and optimize their payment systems with flexibility and control.

The company's core offering is a unified API that integrates various payment service providers, processors, wallets, and fraud prevention tools into a single system. This enables businesses to tailor their payment infrastructure to meet specific needs, optimize costs, and scale efficiently across different markets. Primer also provides data-driven insights to enhance checkout experiences and identify new revenue opportunities.

Targeting global enterprises and merchants, Primer's solutions are designed for those seeking advanced payment capabilities beyond traditional offerings. Notable clients include GetYourGuide, Conforama, Lime, and Maisons du Monde. With backing from investors like ICONIQ Growth, Accel, and Balderton, Primer is focused on expanding its presence in key markets, driving innovation in the payments industry.