Fidel API
London, United Kingdom (UK) · Finance and Banking
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Data quality
Complete · Accuracy
Last verified
Jan 2026
Overview
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.
Contact Details
info@fidelapi.com
London, United Kingdom (UK)
Employees
50-100
Categories
Keywords
#Card-linking
#Bank API
#Fintech
#Developer Tools
#APIs
#Bank Data
#Machine Learning
#credit cards
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