Fintech
15 businesses listed by Kardow.com. Every one of them was reviewed before it went on this page.
Stripe
VettedFintech, Developer Tools
South San Francisco, CA
Payments, billing and financial infrastructure used by millions of businesses, from new startups to public companies. Engineering is split across payments reliability, developer platform and financial products, and most teams publish their own API surface.
Adyen
VettedFintech, E-commerce
Amsterdam, North Holland
A single payments platform covering online, in-app and in-store for large international merchants. Built on one code base and one stack rather than acquisitions bolted together.
Wise
VettedFintech
London, England
International money transfers and multi-currency accounts, priced on the real exchange rate. Engineering is organised into small autonomous teams that own their own services end to end.
Cedar
Healthtech, Fintech
New York, NY
Patient billing and payment software for hospitals and medical groups, aimed at making healthcare bills understandable and payable.
GoCardless
Fintech
London, England
Recurring bank payments and open banking for businesses collecting from customers in thirty countries. Engineering split between London, Latvia and remote across Europe.
Mollie
Fintech, E-commerce
Amsterdam, North Holland
A European payment service provider aimed at small and mid-sized merchants, with a strong developer experience and local payment method coverage.
Monzo
Fintech
London, England
A UK bank built from scratch on its own core banking platform, with a large in-house engineering team running hundreds of microservices.
N26
Fintech
Berlin, Berlin
A licensed European mobile bank offering accounts, cards, investments and insurance across the eurozone. Engineering runs on a service-per-team model.
Oscar Health
Healthtech, Fintech
New York, NY
A technology-driven health insurer, plus the +Oscar platform other insurers run on. Engineering covers claims, care routing and member experience.
Plaid
Fintech, Developer Tools
San Francisco, CA
The connectivity layer between banks and fintech apps, covering account linking, payments and identity. Heavy on data reliability and security engineering.
Ramp
Fintech, SaaS & Productivity
New York, NY
Corporate cards, bill payments, procurement and expense management aimed at cutting finance work rather than growing it. Fast-shipping product engineering culture.
Remitly
Fintech
Seattle, WA
International remittances for people sending money home, across 170 countries. Reliability and fraud engineering with a clear customer mission.
Revolut
Fintech
London, England
Accounts, cards, currency exchange, investing and business banking in one app across dozens of markets. Known for a demanding, output-focused engineering culture.
Toast
SaaS & Productivity, Fintech, E-commerce
Boston, MA
Point of sale, payments, payroll and online ordering built specifically for restaurants. Hardware, offline-first software and payments in one product.
Wealthsimple
Fintech
Toronto, ON
Investing, saving, spending and tax filing for Canadians in one app. A design-led product organisation with a well-known engineering brand in Toronto.