Dear Aspirant ,
There are lot of short term courses in Finance sector for you to choose from. Some of them are-
1. CFP(Certified Financial Planner)
2.CTP(Certified Tresurey Professional)
3.CAIA(Chartered Alternative Investment Analyst )
4.CIIA( Certified International Investment Analyst )
5.CFS( Certified Fund Specialist)
6.CIMA(Certified Investment Management Analyst)

Hope this helped !