With your existing qualification of MCA, you are entitled to get a job of Lecturership in a private engineering college in Hyderabad. The aggregate marks earned by you is quite impressive and now you have to update your cirriculam taught in your MCA level since there has been a considerable gap since you passed your MCA examination way back in 2011. If you can deal with the questions asked by the members on the interview board, you are sure to get a job. However, there exists a lacuna in respect of payment. The emoluments offered by any private engineering college is not as lucrative as that of government engineering college.
So the best option would be to prepare for NET and for which you are, of course, eligible while considering your aggregate marks. For a general candidate, minimum marks for the eligibility for this test is 55 percent. While continuing the the job in a private engineering college, make an attempt for the NET test with your determined effort so as to enhance your career prospects in the long run.