UK Skilled worker VISA process involved in four stages:
Stage 1: get CoS
Stage 2: prepare application on uk gov website and collect documents
Stage 3: Submitting the application and attending a biometric appointment at VFS
Stage 4: Enter UK , collect BRP. thats it.

Handy Documents require before applying for VISA
1. Copy of any UK visas you have held
2. Copies of academic qualifications
3. Evidence to show that you meet the English Language Requirement
4. Your TB test certificate
5. If you are residing in a country of which you are not a national, evidence of your right of residence in that country

List of approved Hospitals for TB Test in India https://www.gov.uk/government/publica...

UK NARIC website for English requirement https://www.ecctis.com/visasandnation...

*Disclaimer : Information provided here based on my personal experience and data from websites available. It may have some differences.