Hello Nairalanders!!!
Below is a list of best courses with highest job security in Nigeria.
All courses are perfect moreover the 3rd richest man in the world today didn't complete a formal Bsc programme.
Don't feel bad if your course is not here.
Its a list based on research and interview.

1.medicine and Surgery.
You barely see an unemployed medical doctor.
2. Dentistry
3.Pharmacy
4.Nursing
5.Petrochemical Engineering
6. Medical Lab Science
7.Law
8.ICT/Computer science or engineering'.
9.Radiography
10.Cyber Security Service(A new course in Nigeria though).

The list is in order of hierarchy