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Metro Bank Launches 95-100% Joint Borrower Mortgages

Metro Bank s new mortgage allows first-time buyers to borrow up to 100% of property value with family support, easing entry into homeownership.

By David Sampson
20 July 2026
3 min read
UK first time buyer mortgage article image for Metro Bank Launches 95-100% Joint Borrower Mortgages

TL;DR

  • Metro Bank s new Joint Borrower, Sole Proprietor mortgage enables first-time buyers to borrow 95% to 100% of their property value with family support.
  • this could significantly ease entry into the housing market for many.

Written by David Sampson for Mortgage118. Last updated 20 July 2026. Reviewed against our editorial standards. Editorial standards. Mortgage118 is a directory — not FCA-authorised and not a mortgage adviser.

Metro Bank has introduced a new mortgage product aimed at helping first-time buyers who have family support. This initiative allows borrowers to secure up to 100% of their property’s value with the backing of immediate family members, such as parents, who can assist in case of payment difficulties.

What is the Joint Borrower, Sole Proprietor mortgage?

The Joint Borrower, Sole Proprietor (JBSP) mortgage is designed for individuals who can benefit from financial backing from family members. This product allows the family member to act as a joint borrower without sharing ownership of the property or needing to contribute a deposit. This structure aims to alleviate the financial burden on first-time buyers while maintaining the integrity of property ownership.

Who can benefit from this mortgage product?

This mortgage is particularly beneficial for first-time buyers struggling to enter the property market due to high deposit requirements. By allowing family members to support the mortgage application, buyers can access more favorable loan terms and potentially secure a home sooner. The product is tailored for those who may have limited savings but can demonstrate the ability to repay the mortgage with family support.

What this means for first-time buyers

The introduction of this mortgage product by Metro Bank is a significant development for first-time buyers. It provides an alternative route to homeownership that may have previously seemed unattainable due to financial constraints. By leveraging family support, buyers can navigate the challenges of high property prices and stringent lending criteria more effectively. As the housing market continues to evolve, this product could become a popular choice among prospective homeowners.

Frequently asked questions

What are the eligibility criteria for the JBSP mortgage?

Eligibility typically includes being a first-time buyer with a stable income, along with having immediate family members willing to act as joint borrowers without sharing ownership.

How does this mortgage impact family members involved?

Family members acting as joint borrowers can provide financial security for the mortgage without needing to contribute a deposit or share ownership, but they will be liable for repayments if the primary borrower defaults.

About David Sampson

David Sampson writes about the UK mortgage market for Mortgage118, covering specialist lending, market trends, and practical advice for borrowers. All content is reviewed for accuracy against FCA guidelines and current market data.