After graduating Mia joined the Royal Philharmonic Orchestra as principal first violin, at the same time participating in London’s varied freelance music scene. In demand as a guest leader she has worked as such with the City of Birmingham Symphony Orchestra, Royal National Scottish Orchestra, BBC Philharmonic, Philharmonia and BBC National Orchestra of Wales, Ulster Orchestra and Klaipeda Chamber Orchestra.

Mia joined the RTE Concert Orchestra as Leader in 2006 and in this role she has worked alongside artists of the likes of Pavarotti to Kurt Elling, as well as performing as a soloist and director.

A love of chamber music was sparked by attendance from a young age at Pro Corda in Suffolk, a residential chamber music course for young musicians, and Mia has performed and recorded with many groups including the Brodsky Quartet, Gould Piano Trio, and at festivals in the UK, France, Belgium, Norway, Spain and India.

With her quartet the Esposito quartet, she has broadcast regularly for Lyric fm and made several national tours of Ireland. Their recording for the Louth Contemporary Music Society of Linda Catlin Smith’s Meadow made it to the “New Yorker” magazine’s round up of top recordings in 2020.

Mia joined the RIAM violin teaching faculty in 2006, and is in demand as an orchestral and chamber music tutor. She has given masterclasses within Ireland, in the UK, Spain and Lithuania.