what is the one the most required language for upcoming market ?

Answer 1

Of course Python

easy and powerful

with Python you can :

To build web applications.
To build Desktop applications.
To write scripts to automate rote processes.
In Machine Learning
In AI
In Natural Language processing,

There is a good demand for Python developers. you have to find your niche and work in that direction. I am sure you will find lots of freelancing gigs.

Answer 2

I think Java!! And Java is the most demanding programming language according to some index!