Getting into a training post for PG in UK can be a little difficult and not straight forward like USMLE / NEET.
However, you can start working in the NHS system with PLAB / MRCS / MRCP and slowly work your way upwards.
After clearing any of the exams above, you can apply for GMC registration.
Given the present brexit crisis in UK, this is indeed an ideal time for Indian medical graduates to work towards a career in the UK.
For more on MRCS, check this link Kesha Megharaj's answer to How does one prepare for MRCS part A exam?
Kesha Megharaj, MBBS Bachelor of Medicine and Bachelor of Surgery Degrees, Gandhi Medical College, Hyderabad (2013)
Source: Quora Digest