Joseph was born in Hackney, East London to British West Indian parents. As Spoony, his career started on London Underground (a leading pirate radio station in the mid-nineties), forming the trio the Dreem Teem with Mikee B (of Top Buzz) and Timmi Magic. With the Dreem Teem, he joined Kiss 100 in December 1997, followed by bringing UK garage nationally to BBC Radio 1 in January 2000. They went on to win a Sony Award in their first year.

He went on to host the Weekend Breakfast show on Radio 1 between October 2003 and September 2006. Listeners could join the Early Doors Club, play Judge Fudge, and become a Local Legend. Another long-running feature was Mills & Spoon (a nameplay on the Mills & Boon books), in which Scott Mills read out love stories every Sunday. On 31 July 2006, the BBC announced that Spoony was to leave Radio 1 after six years with the station to concentrate on Five Live work. His early breakfast slot was replaced by Fearne Cotton and Reggie Yates. He presented his final Radio 1 show on 17 September 2006.

He then commenced hosting 606 on Radio 5 Live as well as 'Spoony Meets...', a series of shows in which he interviewed various personalities from British football, including Alex Ferguson, Jose Mourinho and David Beckham.

He joined Radio 2 with a new show in February 2019. On 25 October 2021, he stood in for Steve Wright for one day only. He has also deputised for Ken Bruce and Craig Charles on the station. On 22 July 2022, Spoony joined BBC Radio 2 permanently and can be heard every Friday from 9-11pm with his show ‘The Good Groove’ He now deputises for Scott Mills and Trevor Nelson on their regular shows.

DJ Spoony currently presents The Good Groove on BBC Radio 2

In 2006, he took part in the fourth series of Strictly Come Dancing, partnering with Ola Jordan. They were eliminated in the third week of the competition. He has also appeared on The Weakest Link and A Question of Sport, and was a winning contestant on the celebrity version of quiz Mastermind, choosing "The Life and Times of Ray Charles" as his specialist subject.

Joseph was awarded the British Empire Medal (BEM) in the 2023 New Year Honours for services to charities through music during the COVID-19 pandemic.

Information from Wikipedia