Diploma

Dear,
Diploma won't give you rich course structure and better opportunities. According to me you should plan for Master’s degree in related field or think of CA or CS or MBA finance for better knowledge and expertise.

Finance is a very broad field. A person may play various roles. Financial Analyst, Financial advisor, Budget planner so on are various roles a person may get opportunity into. I hope this would suffice. God bless you.

Yes, polytechnic diploma is equivalent to intermediate that is 12th. You can get admission in B.Sc degree course in lateral entry mode after clearing polytechnic diploma course.
B.Sc Lateral Entry:
Duration: 2 years (Semester System)
Eligibility criteria (Qualifying Exam):
You have to clear 3 year’s Di

You are not eligible for 3 years’ LLB as you are not a graduate degree holder. Diploma in CSE is not equivalent to degree. However based on your 12th qualification you are eligible to seek admission in 5 year BA+LLB or BBA+LLB integrated law courses. These courses are offered by various universities