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Fidel API is a global financial infrastructure platform that enables developers to build programmable experiences at the moment a transaction occurs on any payment card. Its tools are transforming how merchants and users interact by powering real-time, event-driven engagements, best-in-class loyalty and rewards programs. Fidel API is trusted by start-ups through global enterprises including Google, British Airways, TopCashback, Perkbox, Royal Bank of Canada, and Blackhawk Networks, and is supported by the world’s largest card networks, including Visa, Mastercard and American Express. Founded in 2018, Fidel API is headquartered in London, with offices in Lisbon, New York, and remote employees globally. Fidel API is backed by investors including Bain Capital Ventures, Nyca Partners, QED Investors, Citi Ventures, RBC Capital and Commerce Ventures.

Website https://fidelapi.com
Revenue $25.2 million
Funding $83 million
Employees 24 (20 on RocketReach)
Founded 2013
Phone +44 20 3815 5770
Industry Software, Financial Services, Software Development & Design, Developer APIs, Loyalty, Rewards, FinTech, Retail Analytics, CRM
Web Rank 5 Million
Keywords Payment Processing Api, Financial Api, Payment Infrastructure, Real Time Payments, Financial Technology Api, Fintech Infrastructure, Developer Api, Payment Gateway Api, Transaction Processing, Payment Solutions, Ecommerce Api, Global Payments, Api Platform
Competitors PayPal, Stripe, Square, Plaid, Adyen, Marqeta, Recurly, Braintree, Authorize.net, Zelle +40 more (view full list)
SIC SIC Code 73 Companies, SIC Code 737 Companies
NAICS NAICS Code 51 Companies, NAICS Code 518 Companies

Fidel API Questions

The Fidel API annual revenue was $25.2 million in 2026.

Subrata Dev is the Founder of Fidel API.

20 people are employed at Fidel API.

The NAICS codes for Fidel API are [51, 518].

The SIC codes for Fidel API are [73, 737].

Top Fidel API Employees

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