NIT HAMIRPUR , NIT ROURKELA , NIT TIRUCHIRAPALI , NIT WARANGAL , NIT SURATHKAL , NIT CALICUT , NIT KURUSHETRA , NIT DURGAPUR , NIT JALANDHAR , NIT JAMSHEDPUR offers dual degree programme for computer science engineering. 

Hello aspirant, thank you for approaching us. Following are the few NITs offering dual degree in CSE,

NIT Tiruchirapali
NIT Warangal
NIT Surathkal
NIT Calicut
NIT Kurukshetra
NIT Durgapur
NIT Jalandhar
NIT Hamirpur
NIT Jamshedpur

I hope this helps you with your query.

Good luck!

Currently only Nit Hamirpur and Nit Rourkela offer Btech + Mtech dual degree in programs including CSE. You can also take a drop if you have a chance. Prepare well and get better colleges. Try for dual degree in IITs. you can also apply for CTSE. Link: https://learn.careers360.com/careers360-talent-search-exam/?icn=ctse-scholarship-qna-engineering&ici=exit-intent