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Welcome to Santander Developers
Following our breaking change notice published on the 3rd November 2025, this developer portal will shortly be decommissioned.
Please visit our brand new portal Santander UK - Home , which has been developed to support and guide you in registering in our new Cloud platform, using the latest v4 Open Banking Read/Write Standards.
Open Banking
The current v3 APIs and any associated long lived consents will be deprecated on the 31st March 2026, therefore we will no longer be accepting new registrations to these APIs.
New registrations will need to be on our cloud platform via Dynamic Client Registration. Please refer to the new Developer Portal link above for further information.
Regulated data: regulated approval required
Do I need the Sandbox or the Production Developer Portal?
Open Data or Regulated Data?
Anyone can use the Open Data APIs by visiting our Get Started guide. For Regulated Data, you need regulatory approval.
Do you have approval?
If you're an approved Third Party Provider (TPP), you can log-in through Open Banking. If not, you must start with our sandbox.
Approved and ready to start?
Read our Get Started guide to register your app and subscribe to our APIs.