She is most notable for playing the role of Gita Kapoor, the long-suffering wife of market trader Sanjay (Deepak Verma), in the BBC soap opera EastEnders from 1993 to 1998.
In 2006, she appeared in the BBC drama Banglatown Banquet and the Irish RTÉ soap Fair City (as Talayeh Kirmani).
That year, Kapoor was announced as part of the cast of Anthony Horowitz's play Dinner with Saddam on the West End.
In 2021, she appeared in Casualty playing Mona Nadkarni, a 'friend' of Dr Rashid Masum's family, who was brought into the emergency department by Rash's father.
Kapoor joined the cast of the 2022 television film adaption of David Walliams' children's book Gangsta Granny Strikes Again!