<iframe src="https://www.googletagmanager.com/ns.html?id=GTM-WTMQ4QSL" height="0" width="0" style="display:none;visibility:hidden" title="gtm-frame"></iframe>Zempler Bank APIs
Log in

APIs for developers

The Zempler Bank APIs

What will you create?

Our secure developer portal provides detailed technical documentation required for effortless integration with the Zempler APIs.

Want to know more? Get in touch with us at [email protected]

Get started and register by authenticating using our Identity API and read our quick start guides.

  • Accounts API

    Accounts API

    Retrieve account details and current balance

    Find out more
  • Applications API

    Applications API

    Create applications to open new current accounts

    Find out more
  • Eligibility API

    Eligibility API

    Zempler Bank credit card eligibility check

    Find out more
  • Payments API

    Payments API

    Initiate single immediate, and batch domestic payments in GBP

    Find out more
  • Products API

    Products API

    Query our list of products

    Find out more
  • Transactions API

    Transactions API

    Search and filter transactions

    Find out more

Open Banking API

  1. Explore our documentation - View swagger specifications of our Open Banking Endpoints.
  2. Enrol with Open Banking - Visit the Open Banking site to sign up to their directory.
  3. Start developing - Login to the Open Banking directory to gain access to our sandbox.

Get started and register with our dynamic client registration API now


How we can help

Please see our developer guides above and additional information from Open Banking. If you're interested in exploring partnership opportunities that our APIs make possible, or if you're looking to integrate with us outside of Open Banking to enhance your own products, email our sales team at [email protected].

  • Account information API

    Read/Write Account Information and Transaction API documentation and sample payloads

  • Confirmation of funds API

    Read/Write Confirmation of Funds API documentation and sample payloads

  • Payment initiation API

    Read/Write Payment Initiation API documentation and sample payloads

© 2024 Zempler Bank

Terms and Conditions apply, including applicants being resident in the UK & aged 18+ and, if relevant, businesses being based in the UK. 

For full website terms including information on Zempler Bank, Mastercard and use of trademarks, please see our full legal disclosures at https://www.zemplerbank.com/legal/. Zempler Bank Limited (“Zempler Bank”) is registered in England and Wales at Cottons Centre, Cottons Lane, London SE1 2QG (No.04947027). Zempler Bank is authorised by the Prudential Regulation Authority and regulated by the Financial Conduct Authority and the Prudential Regulation Authority under Firm Reference Number 671140. 

Zempler Bank provides credit facilities subject to approval and affordability, and where accounts continue to meet Zempler Bank credit criteria.