Almost every university provide evening batches for LLB course especially for the students who are doing job simultaneously.
Itz depends on your location that which university or college is near to you where u can take admission. These are the following eminent universities in North India which provides evening batches for LLB course (You have to crack a Common entrance test to take admission there and must be eligible according to their eligibility criteria) :
Faculty of Law, Delhi University
Punjab University (Punjab)
Banaras Hindu University (Uttar Pardesh)
Faculty of Law Kurukshetra University (Haryana)
Maharshi Dayanand University, Rohtak (Haryana)
If somehow you are unable to crack entrance in such government institution. There are various private colleges who also provides evening batches for LLB course. You can search for those near by private colleges location on google.
Else, you can join Distance education programme of any university which provide LLB course. You can easily search names, course and eligibility criteria of those universities on google.