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The bank you can build on

Griffin makes it simple, quick, and cost-effective to develop and launch financial products. Our early access programme is now open to UK companies.

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The power of a bank + modern SaaS technology

Build on the secure and regulated infrastructure of a bank and seamlessly embed financial products into your app via modern APIs.

An illustration showing the distinct layers in Griffin's stack. From top to bottom: brands embedding finance, fintech ecosystem, Griffin platform, Griffin bank.

Banking as a Service

  • Customer onboardingLive

    Automate your KYC/KYB processes (including AML and anti-fraud checks) with Verify, our end-to-end onboarding solution for fintechs.

  • Safeguarding accountsLive

    Stay compliant with safeguarding regulations and offer designated white-label deposit accounts for each of your customers. Perfect for EMIs and PIs.

  • CardsComing soon

    Give your customers more options for accessing their funds with branded debit, prepaid, and digital cards.

  • Client money accountsLive

    Streamline reconciliation with segregated CASS-compliant term and demand deposit accounts, with individual account numbers and sort codes.

  • PaymentsLive

    Send payments to any UK bank account via FPS, and make instant transfers to other Griffin accounts. Bacs, CHAPS, and Direct Debit coming soon.

Direct banking for fintechs

Manage your money with fintech experts. Our BaaS customers can get access to operational accounts and flexible credit.

  • Operational accounts

    GBP business current accounts with as many sub-accounts as you need.

  • Credit and lending

    Get the credit you need to grow your business with rolling overdrafts and secured lending.

  • Data-driven partnerships

    Our insight means we will offer competitive terms as a long-term stable banking partner.

The Griffin difference

  • More powerful than middleware

    No more piecing together infrastructure from a dozen different providers. We're the one-stop shop for bank accounts, payments, cards, and more.

  • Get to market quickly

    Onboarding takes days, not months, with our frictionless self-service setup. Pay-as-you-grow pricing means no surprises and lower upfront costs.

  • Compliance made simple

    Our KYC/KYB technology and in-house expertise make it easy to manage risk with real-time visibility on your customers and their transactions.

  • Scalable and flexible

    100 customers or one million, retail or business – whatever you're building, our platform is designed to scale with you.

API-first and developer focused

We're the bank for builders – we aim to get you coding fast.

Learn more
  • Sleek, modern APIs

    Using clean JSON over REST.

  • Immutable architecture

    Core banking system based on a durable event log.

  • Best-in-class technology

    Cloud native, built on modern infrastructure.

  • Clearly documented

    Simple, comprehensive API reference and guides.

  • Developer sandbox

    Start testing right away – no fees, no sales pitch, no NDAs.

GET /v0/legal-persons
  Content-Type: application/json; charset=utf-8 {
    "legal-person-type": "corporation",
    "display-name": "Example Fintech Limited",
    "created-at": "2022-08-31T12:14:14.631Z",
    "application-status": "accepted",
    "latest-decision": {
      "decision-notes": "No red flags",
      "decision-outcome": "accepted",
      "created-at": "2022-08-31T12:14:59.402Z",
      "decision-maker": "automatic"
View our docs

Griffin is built for

  • UK fintechs

    Innovative fintechs that have distinctive regulatory, compliance, and banking needs.

  • EMIs & PIs

    Institutions that offer e-money services like cards, payment aggregation, escrow services and more.

  • Wealthtech firms

    Regulated firms that are subject to client money requirements, such as trading and investment apps.

Join our early access programme

We've started building out banking solutions for an exclusive group of early customers – apply to become one of them.

Join Foundations