Bridging loan costs in the UK usually total between 7% and 15%, depending on...

https://mag-wiki.win/index.php/Bridging_Loan_Cost_as_a_Percentage_-_What_Is_Normal%3F

Bridging loan costs in the UK usually total between 7% and 15%, depending on the lender and loan length. Monthly interest rates typically sit around 0.55% to 1.25%