The UK government's surprise shift in its pandemic working rules means thousands of workers in London are trickling back into the office.

PwC UK, EY, Linklaters and KPMG are among firms dusting off return to work plans after an Omicron-induced hiatus. Asset managers Schroders and Fidelity, as well as banks including Citigroup, HSBC and JPMorgan rolled out the welcome mat for employees.