A graduate of the BBC trainee reporters scheme, Williams soon joined the corporation's Greater Manchester Radio (GMR) station as a newsreader and presenter.
His time at the station included reporting in the immediate aftermath of a Provisional IRA bombing in the city.
He formerly hosted the Weekend Breakfast show, firstly with Anna Foster, and then with Eleanor Oldroyd on Saturdays and with Caroline Barker on Sundays.
[2] In November 2019, he stood in for OJ Borg on BBC Radio 2's late night show.
Williams previously presented a show on commercial station XFM London, running from 10 am to 2 pm every Sunday.