The lender launched 15 months ago.
Christian Faes has left the role to become executive chairman.
Paradigm members will have access to MT Finance’s bridging products.
The Help to Buy loan will only be available to firs-time buyers from March 2021.
It also recommended that brokers ensure clients know the repayment date.
The product has been called TermTen.
Peter Basford and Alison Beech have joined the firm with immediate effect.
Liz Syms, chief executive of Connect for Intermediaries, turned vegan almost three years ago.
This addition aims to strengthen PMS and Sesame’s buy-to-let and bridging finance panels for advisers.
The Conservatives won by around 160 seats more than Labour.