Media
On January 15, Edmondson will make his debut on Cotton's show between 10am and 12.45pm. He will also sporadically host Radio 1 shows, deputising for other presenters when they are off.
At just 24, Edmondson has hosted T In The Park coverage for BBC Three and also contributed to entertainment website Holy Moly and online music show Pocket TV.
"I've not been this excited since I got a Superman costume for my fourth birthday," said Edmondson.
"I am genuinely delighted to be joining Radio 1 and working with Fearne - I can't wait to get started."
Radio 1 deputy controller Ben Cooper added: "Bringing Matt to Radio 1 continues to demonstrate our commitment to developing new and young talent at the station.
"I'm pleased that he is joining our growing stable of young talent to line up alongside the likes of Greg James, Annie Mac and Dev."
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