Barnaby trained as an Actor Musician at Rose Bruford College. 

Musical Direction and Arrangement credits include: Cabaret Havana - Mountview, Sunday in the Park with George - RWCMD, London Road - RWCMD, The Arandora Star - Theatr na Nog, Rapunzel - Chipping Norton Theatre, We Need Bees - Theatr Na NOg, Aladdin - The New Wolsey Theatre, The Eye of The Storm (International Tour 2019) - Theatr Na NOg, Grandma Saves The Day - New Wolsey Theatre, Nyrsys - Theatr Genedlaethol Cymru, The Go Between - The Young Vic, Treasure Island - Birmingham Rep, The Wind in The Willows - Mercury Theatre, Holy Mackerel - Eastern Angles, Little Shop of Horrors - Theatr Clwyd (assistant MD).

Actor Musician Credits include: The Commitments - The Palace Theatre, London, The Sword in the Stone - The New Wolsey Theatre, Parkway Dreams - Eastern Angles, Hare and Tortoise - Tutti Frutti.

Composing credits include: The Arandora Star - Theatre Na Nog, The Butterfly Hunter - Theatre Na Nog, The White Feather (Y Bluen Wen) - Theatr Na NOg. Barnaby also works annually as a composer for British Youth Musical Theatre.

TV and film work includes: Edmond - Nina Gantz (Accordionist), Songs of Praise (Composer), Nostalgia’s a Killer (Composer).

Barnaby regularly performs as a featured “Stowaway Pianist” aboard Royal Caribbean’s fleet of Oasis Class cruise liners and is also an accomplished accordionist.