[3][4] They met on the sets of Yeh Rishta Kya Kehlata Hai.

[7] In his early years, Seth appeared in the 1993 television serial Campus.

[8] Seth made his career with Karishma Kaa Karishma as Vikaram and then Seth signed for the role of Vishambharnath Maheshwari in the Star Plus television serial Yeh Rishta Kya Kehlata Hai.

Sanjeev and his wife Lata also appeared in the Star Plus dance show Nach Baliye 6 in 2013.

[9][10] Seth reprised his role as Vishambharnath Maheshwari in Yeh Rishtey Hain Pyaar Ke, the spin-off series of Yeh Rishta Kya Kehlata Hai.