The product is fixed for five years at a rate of 3.85 per cent and a £350 product fee.
It has early repayment charges which decrease incrementally over the fixed rate period. The minimum loan size is £50,000 and the maximum loan size is £500,000.
It allows a maximum of two applicants, who must both be first-time buyers. The mutual’s standard credit criteria applies .
Claire Askham, head of mortgage sales at Buckinghamshire Building Society (pictured), said: “It is rewarding to be able to continue to support first-time buyers with this new product. We are confident that the competitive fixed five year interest rate will make it a popular product for our broker’s clients.
“We are ready to work with our broker community to process new cases and help their clients to secure their first home.”