Shearman was born and grew up in England. He attended the Royal Academy of Music where he was one of four students in the four-year BMus Commercial Music degree program, studying composition and conducting. In his last year of study at the Academy, Shearman was commissioned to compose an original piece to honor film composer, John Williams. The composition was premiered in June 1996 during the British and American Film Music Festival at the Royal Academy of Music with Williams in attendance. Shearman was made a Fellow of the Royal Academy of Music in 2015.
Career
Soon after his graduation from the Royal Academy of Music, Shearman began providing orchestrations to film scores. He first collaborated with composer Patrick Doyle on the 1998 film Great Expectations. This led to Shearman providing orchestrations and arrangements for Doyle on another 1998 film, Quest for Camelot. This partnership eventually resulted in Shearman becoming Doyle's principal orchestrator and conductor. He has gone on to provide conducting, orchestration, and/or arrangements for Doyle's scores for Thor, Rise of the Planet of the Apes, Brave, Harry Potter and the Goblet of Fire, Cinderella, and numerous others. In 2012, Shearman arranged the Brave orchestral suite for a Pixar in Concert event. In 2015, he conducted a series of concerts across Europe and the United States with Doyle entitled Shakespeare in Concert. Over the course of his career, Shearman has also collaborated with numerous other composers including, Lesley Barber, Mark Isham, Stephen Warbeck, Paul Cantelon, Jan A. P. Kaczmarek, Alan Menken, and Hans Zimmer. He has also conducted a variety of notable orchestras both through his work with film scores and through live concerts. He made his concert conducting debut in 2004 with the City of Birmingham Symphony Orchestra, leading a concert of A.R. Rahman compositions. In March 2014, he conducted the Ulster Orchestrafor the first time with The Music of Patrick Doyle from the Films of Sir Kenneth Branagh. He made his Royal Festival Hall conducting debut with The Philharmonia Orchestra in October 2014. He has also conducted the London Symphony Orchestra, the Hollywood Studio Symphony, the Qatar Philharmonic Orchestra, and numerous others. In 2017, Shearman made his Konzerthaus, Vienna and Vienna Radio Symphony Orchestra debut, sharing the conducting with American conductor John Mauceri for the televised 2017 Hollywood In Vienna concert: Fairytales and A Tribute to Danny Elfman. In April 2019, he made his Philharmonic Hall, Liverpool debut with the Royal Liverpool Philharmonic Orchestra and its Music from the Star Wars Saga concert. In addition to his work with film scores and orchestral concerts, Shearman has also composed, conducted, and orchestrated songs for recording artists. He co-wrote the title track off of Charlotte Church's 2000 album, Dream a Dream. He has also worked with Conner Reeves, Oasis, Gary Barlow, and Nightwish. Most recently, he conducted the choirs and orchestra for the latter band's 2015 album, Endless Forms Most Beautiful.