Dear aspirant hope you are doing well

..

No it's not compulsory to do computer science  to become software engineer  . You can also do BCA and after MCA to become a software engineer..

You can read the article to get detailed information about course, top colleges, entrance exam, fee structure and placement

https://www.careers360.com/courses/bca-mca-dual-degree

Hope it's helpful for you

Thank you