Born 11 January 1977, Upper Salda, Sverdlovsk Oblast, Soviet Union. He studied at the Nizhny Tagil Pedagogical Institute and graduated from the Yekaterinburg Theatre Institute.
In 2002, Sigarev was named the winner of the Charles Wintour Award for Most Promising Playwright given out by the Evening Standard for his first play Plasticine. Moreover, this play, staged at Drama And Directing Centeer in Moscow in 2001, brought name recognition to Kirill Serebrennikov, the Director.
The subject matter of Sigarev's plays is the decay of post-Soviet Russia. Plasticine deals with child rape, Black Milk features a husband and wife team of con men in an abusive relationship, while the main characters of Ladybird steal cemetery markers to sell them to raise money for booze. Ladybird had its American premiere at The Bootleg Theatre in Los Angeles in 2007.
Sigarev has directed three films: Volchok (2009), an adaptation of his own play; Zhit (Living, 2012) and The Land of Oz (2015). He also wrote the screenplay for Prodayotsya detektor lzhi (2005), which is based on his plays Detektor lzhi and Fantomnye boli.
Laureate of the awards Debut, (2000), Antibuker (2000), Eurika (2002), Noviy Stil (New Style, 2002) for his plays.
Winner of a number of Film Festivals: Kinotavr (Sochi), Douro film harvest, Kunst Film Biennale, Batumi International Art House Film Festival, GoEats, Sputnik etc.