Unemployed people register with the JobCentre (people tend to call that “to sign on” with the JobCentre) so that they can claim jobseeker’s allowance (called ‘JSA’), which, at the moment, if you’re over 25 years old is £67.50 per week.s long as you continue attending the Job Centre on your sign-on days, every fortnight, you can receive NI contribution credits. This means you can continue to build up your state pension entitlement. Read up on it on this page on DirectGov.com.