[4] While studying at the Royal Northern College of Music, Camilleri performed in venues around Manchester, St. Martin-in-the-Fields in London, the Isle of Man and Tunisia.

Following her third graduation at the Royal Northern College of Music,[4] she performed as a recitalist, concerto soloist, chamber musician, and orchestral pianist in Malta and Gozo, and around Europe, the Americas and Asia.

[7] She performed in festivals while touring in Sweden and the United Kingdom as a former member of the Camilleri Trio,[8] with whom she premiered works which included a score for a silent film by Yasujiro Ozu.

[citation needed] Camilleri has an interest in 17th and 18th-century repertoire and plays the harpsichord and organ continuo with the Valletta International Baroque Ensemble (VIBE), with whom she regularly performs.

[citation needed] Camilleri has given solo recitals dedicated to the repertoire of the Baroque era, specifically the works of J. S. Bach.