If you have completed Master in Law you can make wonder ful career in lectureship all you need to do is to prepare for UGC NET Exam.
The NET Exam is conducted two times in a year you have to complete masters with around 55 % marks (50% marks for Reserved and Female Candidates)
After clearing the NET Exam you will easily get Assistant Professor and Lectureship Jobs at good salary in various Colleges and Universities of India
There is no age limit to appear in the exam. Butto get scholarship from JRF Exam the age limit is 30 years (5 year age relaxation for Women and Reservation walle)