Declan has worked as a writer, producer and director for over ten years, having written for Rove, Dirty Laundry Live, Problems, and You’re Skitting Me along with many other shows.

In 2015, he was series producer and head writer on the award-winning comedy Fancy Boy, and co-creator and co-writer on the ABC’s Ronny Chieng: International Student, which screened on Comedy Central and BBC in 2017.

Declan has also directed a number of successful stage shows and hosted shows on 3RRR, Triple J, and Triple M. He is currently a regular co-host on ABC’s evening program with Lindy Burns and also hosts the very popular podcast, The Sweetest Plum.