Maberly started playing the piano at the age of 6, and at 14 travelled to Venice, Italy, with the Dunottar Chamber Ensemble to perform as the solo pianist, in a performance of Mozart's Piano Concerto no. 23 (K488). She achieved grade 8 in both Piano and Cello in school and went on to study at London's Trinity College of Music graduating in 2004 with a joint honours degree in piano and cello performance. She also composes music and sings jazz and has sung at London jazz venue Pizza on the Park.