His work in cinematography began in 1938 when he joined as an apprentice at the Aurora Film Corporation in Kolkata (formerly Calcutta).
[4] Sengupta's first independent work was Purbaraag directed by Ardhendu Mukherjee.
Sengupta worked with French director Jean Renoir when he came to Kolkata to shoot his 1951 film The River.
[5] In 2007 Utsav Mukherjee prepared a documentary Under Exposed about Sengupta.
Siddhartha Maity has written a book and made a documentary, Alor Frame e Chhayar Saaj (Framing Light Against the Shadows) about Sengupta.