Hello there,

Well since you want to go for software engineering, basically then the required branch would be Computer Science and Engineering, Information Technology etc. Now, to get into these colleges you have to either apply through JEE Main or through the state level entrance exam (if that college accepts) or the colleges own entrance exams. Since you want colleges in WestBengal , so you have either go through JEE Main score or by WBJEE score/rank. Below I have listed the top private colleges in WestBengal where they accept JEE Main or WBJEE scores/ranks and where you can get your choice of branch - 

• Heritage Institute of Technology
• Institute of Engineering and Management
• Haldia Institiute of Technology
• Techno India University
• Academy of Technology
• Narula Institute of Technology
• Bengal Institute of Technology

You can also go through this link and checkout the list of private colleges in WestBengal : https://engineering.careers360.com/colleges/list-of-private-engineering-colleges-in-west-bengal-accepting-wbjee

Good Luck !!!!