Alongside Mr. Perlman, Mr. De Silva has performed multiple times at the White House, most recently in 2012 at the invitation of President Barack Obama and Mrs. Obama for Israeli President and Presidential Medal of Freedom honoree Shimon Peres; and at a State Dinner in 2007, hosted by President George W. Bush and Mrs. Bush for Her Majesty The Queen and His Royal Highness The Duke of Edinburgh.

Mr. De Silva began his piano studies with his mother, Primrose De Silva, and with Mary Billimoria. He spent six years at the Royal Academy of Music in London, and received many awards including the Grover Bennett Scholarship, the Christian Carpenter Prize, the Martin Music Scholarship, the Harold Craxton Award, and the Chappell Gold Medal for best overall performance. Mr. De Silva was the first recipient of a special scholarship in the arts from the President's Fund of Sri Lanka. This enabled him to enter the Juilliard School, studying with Martin Canin, Felix Galimir, and violin pedagogue Dorothy DeLay. He was awarded Best Accompanist at the Ninth International Tchaikovsky Competition in Moscow, and received the Samuel Sanders Collaborative Artist Award presented to him by Itzhak Perlman at Carnegie Hall.

Mr. De Silva has recorded for Deutsche Grammophon, Universal, CBS/SONY Classical, Collins Classics in London, RCA Victor and Chandos.