With a background in electronic music recording and composition, Paul Davies graduated from the sound department of the National Film and Television School (U.K.) in 1993. After graduation, Paul Davies worked as a freelance sound recordist, sound editor and re-recording mixer on a variety of feature, broadcast, and corporate projects. In 1995, Paul Davies joined the sound postproduction company Videosonics as a sound editor, rising to become head of the sound editorial department. Whilst with Videosonics, Paul Davies continued to hone his craft on a large range of feature film and television dramas.

In 2000, Paul Davies left Videosonics to become a freelance Supervising Sound Editor and Sound Designer, and continues to work in these roles to this day. Notable directors Paul Davies has worked with include Stephen Frears, John Hillcoat, Lynne Ramsay, Guillermo del Toro, Steve McQueen, Hideo Nakata, Rose Glass, Bart Layton, Anton Corbijn, Saul Dibb, Julian Jarrold, Nick Broomfield and Julien Temple, amongst many others, on films such as The Queen, Kinky Boots, You Were Never Really Here, American Animals, Hunger, Mrs Henderson Presents, The American, The Proposition, We Need To Talk About Kevin, Saint Maud and Mogul Mowgli.

In addition to his work in sound postproduction, Paul Davies is a regular visiting tutor at the National Film and Television School in the U.K., the Baltic Film School in Estonia and the IFS Cologne. Paul Davies has also held sound design workshops at The School of Sound, BAFTA, CPH DOX Festival (Denmark) and The Sound of Story in Brighton, U.K. Paul Davies is a film voting member of the BAFTA and the AMPAS, and a past chair of the AMPS, the U.K.’s film and television sound craft guild. Paul Davies has received nominations from the BAFTA and the Royal Television Society for his sound design work and, in 2018, won a British Independent Film Award for his sound design on You Were Never Really Here. More recently, he worked on Die, My Love.