Becoming one of the UK's biggest second charge lenders
By leveraging Mambu’s composable core banking platform, Interbridge Mortgages introduced 18 mortgage product variants in record time, has now helped over 9,000 customers, and has surpassed £300 million in lending to become one of the largest second charge lenders in the UK.
- months to market
- mortgage product variants in just 15 months
- million in lending reached 15 months post launch
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INTERBRIDGE MORTGAGES
About the customer

Launched in early 2024, Interbridge Mortgages offers fixed and variable second-charge products, with and without ERCs, for borrowers across England, Scotland and Wales. Its fully digital, paperless process provides real-time updates, streamlining the journey for brokers and customers.
Working exclusively through broker partners, the company delivers an efficient, transparent experience and gives borrowers access to products tailored to their individual circumstances.
- 9 months to market (lending)
- £300+ million in lending (within 15 months)
- 4.9 consistent Trustpilot rating
“Reaching these significant milestones in such a short time is a testament to the flexibility and scalability of the Mambu platform, which made them the ideal partner for our growth from day one.”
- Jonny Jones, CEO at Interbridge Mortgages
Download the full case study
See how Interbridge Mortgages leveraged Mambu to exceed expectations in their first year and pave the way for continued growth.