He made his film debut in the 1999 art film, Godmother. This was followed by Style (2001), produced by N Chandra. Style was followed by its sequel Xcuse Me (2003) and other comedies such as Shaadi No. 1 (2005).
Joshi is married to Prerana Chopra, daughter of actor Prem Chopra. The couple has a daughter, Khyana, born in October 2005, and twin boys, Vaaryan and Vihaan, born in July 2009.
In 2006, he starred in Rang De Basanti. Later that year he starred in the comedy film Golmaal. In 2007 he appeared in Life in a... Metro, Dhol, and Raqeeb. The following year saw him as the character Shyam in Hello, the film adaptation of Chetan Bhagat's novel One Night @ the Call Center. Joshi played the male lead in Sorry Bhai! in 2008 and one of the three characters in the 2009 film 3 Idiots, which was based on Chetan Bhagat's novel Five Point Someone. He also played the role of a cop in the erotic-thriller Wajah Tum Ho.
In 2009, he hosted a game show at Real T.V. called PokerFace: Dil Sachcha Chehra Jhootha, which was based on a British game show called PokerFace.
He has been honored with the life membership of International Film and Television Club of Asian Academy of Film & Television. Sharman refers to be type-casted during his career and spoke about it at the TEDxYouth@OIS TEDx conference in Mumbai in January, 2017.
