Three-quarters of investment banks expect to permanently overhaul their business to allow employees to work from home — the largest of any group in the financial sector — as the pandemic forces firms to radically change the way they work. 

The proportion of investment banks preparing to allow staff to work remotely for at least some of the time surged from 42% in June to 75% in September, according to a survey of 250 financial services organisations by technology company FIS, which owns Worldpay and works with companies in the sector.