He is the author of six novels: the acclaimed Morvern Callar (1995), winner of a Somerset Maugham Award; These Demented Lands (1997), winner of the Encore Award; The Sopranos (1998), winner of the Saltire Society Scottish Book of the Year Award; The Man Who Walks (2002), an imaginative and surreal black comedy; The Worms Can Carry Me to Heaven (2006), and The Stars in the Bright Sky (2010), a sequel to The Sopranos. Morvern Callar has been adapted as a film, and The Sopranos has been adapted by Alan Sharp and Michael Caton-Jones for the screen titled Our Ladies and released in 2019 and directed by Michael Caton-Jones. His short story 'After the Vision' was included in the anthology Children of Albion Rovers (1997) and 'Bitter Salvage' was included in Disco Biscuits (1997). In 2003 he was nominated by Granta magazine as one of twenty 'Best of Young British Novelists'. In 2010, his novel The Stars in the Bright Sky was included in the longlist for the Man Booker Prize. In 2013, he was awarded the James Tait Black Memorial Prize for his novel The Deadman's Pedal.
Alan Warner's novels are mostly set in "The Port", a place bearing some resemblance to Oban. He is known to appreciate 1970s Krautrock band Can; two of his books feature dedications to former band members (Morvern Callar to Holger Czukay and The Man Who Walks to Michael Karoli). Alan Warner currently splits his time between Dublin and Javea, Spain and was the Writer-in-Residence at the University of Edinburgh in 2016.
Warner was a member of the jury for the 2016 Scotiabank Giller Prize.
- Tago Mago: Permission to Dream (2015)
- Superstar Vs Alan Warner EP, 1998 (a collaboration with Scottish band Superstar)
- "Writer takes up residence on campus". The University of Edinburgh. Retrieved 25 October 2019.