Manchester Building Society’s range includes residential and buy-to-let deals, and will be available with immediate effect to Paradigm members.
The mutual’s product range includes 90% LTV mortgages, with arrangement fees from £495.
It also offers an 85% LTV deal for new-build house purchase, with a 5% builder incentive, and a bespoke self-employed product up to 80% LTV, offering five times single income.
Its buy-to-let range starts at 4.49%, with an arrangement fee of £495.
John Coffield, head of Paradigm, said: “This new relationship with Manchester has been secured on significant terms for our members and it also gives them access to a considerable player in the sector that is wholly committed to working with the intermediary market.”