Details on tax filing & other when work for UK firm from India (remotely)

Dear CA Team,

I have doubt on how to process this if I get an offer from UK/US firm to work remotely from India. This is my Questions. Consider I am getting offer from UK firm. Please help me with your knowledge & information.

1. I would like to use GBP account as parking account (company will put contractor cost here) in any UK bank, and transfer money to INR account whenever feel conversation rate is good. how to do this. 

2. If above is possible, how to show this in TDS. which account? what is best way to do it? 

Thank you in advance,
Magesh