Fraud Act 2006, IIRC if you google (and believe the subsequent stories - do your own due diligence), suggestion is prison sentences have resulted in some circumstances.
I could only say that if you a. tell a few porky pies and then get said job....and then b. then have something to do that related to said porky pies then you could come unstuck - personally id care more about the fact that id bullshitted my way into a job to then come unstuck...haven't been on a job interview for years as ive been where I am for the last 12 or 13 years but when I did go for the job I was asked by my then boss if id had a certain type of experience to which I replied "very limited, but if you give me the chance then ill prove myself, If I cant ill sign something now to say you can fire me instantly" - im still here....!
Anyone who embellishes their cv deserves all they get Professor Sir Wroughtironron DFC & Nobel Laureate
Prior to fraud act you had gaining pecuniary advantage by deception, so pretty much been a no no for a long time
listening to the radio tonight featured a woman who was sacked because she didn't disclose (or volunteer) information in a c.v. regarding a mental illness.