Hello Bhavesh,
After completing B.com you have various options for job, here are few listed for you
1) Chatered Accountant
average salary: 7 lakhs to 20 lakhs
2) Master of Commerce(M.com)
average salary: 3 lakhs to 5 lakhs
3) Master of Business Administration(MBA in Finance) 
average salary: 6 lakhs to 10 lakhs
4) Certified Management Accountant(CMA)
average salary: 5 lakhs to 8 lakhs
5) Chartered Financial Analyst(CFA) 
average salary: 6.5 lakhs to 18 lakhs
6) Association of Chartered Certified Accountant(ACCA)
average salary: 6 lakhs to 16 lakhs
7) Business Accounting and Taxation(BAT)
average salary: 3 lakhs to 10 lakhs
8) Digital Marketing
average salary: 4.5 lakhs to 8 lakhs
9) Financial Modeling 
average salary: 5 lakhs to 12 lakhs
10) Certificate in Investment Banking(CIB)
average salary: 7 lakhs to 24 lakhs

Hope this information is helpful!!

These are the various highest paying job Positions after B. com Hons:-

Business Analyst: Business Analyst deals with the graphical representation and the statistical data figures of the ventures.

Finance officer: Finance officer deals with the financial regulation and its parameters and coordinates with the sales team regarding revenue generation.

Sales Analyst: Sales Analyst will handle the sales figures and regulate it's in terms of the Sales and revenue generation.

Tax accountant: The tax accountant will help the venture to follow up the procedures and protocols which is being made by the government.

Business Development Trainee: The Business development trainee will help the venture to increase the productivity and revenue and its social interface with the customers.

Hope you got the answer you are looking for thank-you.