Fidel.ukFidel - Home

The only suite of financial infrastructure APIs to build programmable experiences around any real-time payment card transaction.

Live now
    United KingdomUnited Kingdom
    United StatesUnited States
For Canada: Visa© and Mastercard© only.
In beta
On our radar
New ZealandNew Zealand

Link direct to customer cards through our secure SDKs and easily surface real-time transaction data from Visa©, Mastercard© and Amex©.

  • ShapeCreated with Sketch.Eliminate friction for customers and build flexible, personalised experiences.
  • ShapeCreated with Sketch.Receive granular customer transaction data in real-time.
  • ShapeCreated with Sketch.Use location and merchant data to pinpoint exactly where and when customers are spending.
  • ShapeCreated with Sketch.Protect privacy with PCI compliant SDKs that securely tokenize card data.

Transaction object

  "id": "7fdfd5d8-9589-402f-8477-4a727ad138a2",
  "accountId": "4ed4b72b-aa4c-43a1-8054-da6d1368e17a",
  "amount": 100,
  "auth": true,
  "cleared": false,
  "created": "2019-04-09T16:00:00.644Z",
  "currency": "GBP",
  "datetime": "2019-04-10T15:59:30",
  "offer": null,
  "programId": "6e38aa0c-b7ef-46bd-b1bd-c07c647d9cba",
  "updated": "2019-04-09T16:00:00.644Z",
  "wallet": "apple-pay",
  "brand": {
    "id": "9d136f2e-df99-4a08-a0a5-3bc1534b7db8",
    "logoUrl": "",
    "name": "Coffee Brand"
  "card": {
    "id": "bc538b71-31c5-4699-820a-6d4a08693314",
    "firstNumbers": "555500",
    "lastNumbers": "5001",
    "scheme": "visa",
    "metadata": {
      "id": "00012345",
      "name": "Joseph Cooper"
  "identifiers": {
    "amexApprovalCode": "AA00BB",
    "mastercardRefNumber": "AABBCCDDE",
    "mastercardTransactionSequenceNumber": "0000001234567",
    "MID": "8552067328",
    "visaAuthCode": "A73H890"
  "location": {
    "id": "7a916fbd-70a0-462f-8dbc-bd7dbfbea140",
    "address": "53 Frith Street",
    "city": "London",
    "countryCode": "GBR",
    "postcode": "W1D 4SN",
    "timezone": "Europe/London",
    "geolocation": {
      "latitude": 51.513716,
      "longitude": -0.13202
    "metadata": {
      "id": "0001234567",
      "name": "Coffee Brand HQ"

Read the docs

Create and manage card-linked offers with a variety of retailers – all in one place.

  • ShapeCreated with Sketch.Partner with more businesses on card-linked offers and promotions.
  • ShapeCreated with Sketch.Access and manage all offers information on one platform.
  • ShapeCreated with Sketch.Understand buyer behaviour by tracking transactional data across all offers in real time.

Offer object

  "id": "49b407ef-508a-432b-900c-a04e5e6ac86c",
  "additionalTerms": "none",
  "brandId": "e4928475-6a39-41e6-8484-951202d43de9",
  "brandName": "Starbucks",
  "brandLogoURL": "",
  "countryCode": "USA",
  "created": "2018-10-19T12:12:00.000Z",
  "currency": "USD",
  "daysOfWeek": [0,1,2,3,4,5,6],
  "endDate": "2019-06-24T13:13:00.000Z",
  "feeSplit": 70,
  "locationsFile": "./all_locations.csv",
  "locationsTotal": 240,
  "maxRedemption": 1000,
  "maxRedemptionCounter": 730,
  "minTransactionAmount": 150,
  "name": "20% Off Everything",
  "performanceFee": 4,
  "priority": 1,
  "programId": "f446d575-d8c2-4a9e-8e12-ffd970d1a6t",
  "publisherId": "d346d574-d5c2-4a0e-8e02-ffd713fd1a9d",
  "returnPeriod": 30,
  "schemes": [
  "startDate": "2018-10-19T00:00:00.000Z",
  "status": "ACTIVE",
  "type": {
    "name": "discount",
    "value": 20
  "updated": "2018-10-19T12:12:00.000Z",
  "userId": "82c5a9ed-5301-46ab-8599-6bcb0d017cc6"

Read the docs