The lender has reduced two, five and 10-year fixed rate mortgages for house purchases and remortgages at up to 75% loan to value (LTV).
The reduction has been by up to 0.10%.
At the same time, on house purchases, the lender has increased two and five-year fixed rate mortgages by 0.20%, at 85-95% LTV.
A number of lenders have this week cut mortgage rates, including Leeds Building Society, TMW and Tesco.
It comes despite the Bank of England hinting that the base rate could move up in August.