Before that he worked at Dixons and Procter & Gamble.
Nationwide chairman David Roberts said: “Joe has an excellent track record in delivering oustanding service to customers across the financial services and retail sectors, and is a passionate advocate that financial-services organisations should always put the customer first.”
Nationwide said Garner would receive a salary “in line” with Beale who received £2.4 million in pay and bonuses last year.