No CRB or Dbs required as that would cost money and full history of life going back 10 years. References were not checked for any of my colleagues they take your word it.
Yes a CRB check
No, no back ground checks or references where required when I applied
DBS checks - week
References - week
Yes, full application form and CRB checks takes about 30 mins.
CRB check about 20 mins
Yes they did. few days
No, the employment doesn't require a background check.