He began playing guitar and violin at an early age, and pursued formal studies in composition at the Conservatory of Frosinone under the direction of Maestro Daniele Paris.
Over the course of its lifespan Canzoniere del Lazio went on several national and international tours, performing across Europe and in several African countries, such as Somalia, Tanzania, Mozambique, Zambia, Kenya.
After the dissolution of Canzoniere, Siliotto released a concept album Ondina (Polygram), and took a leading role as violinist and composer for Carnascialia, a project involving several prominent artists in the Italian folk scene of the period.
Between 1980 and 1984 Siliotto worked as violinist, composer and arranger on many albums by artists such as Domenico Modugno, Antonello Venditti, Francesco De Gregori and others.
In 2014 was nominated for Best Music for comedy by the IFMCA, and won the “Colonne Sonore” award for Best Original Score for a foreign film, both for his work on Instruction Not Included (No Se Aceptan Devoluciones) by Eugenio Derbez.