As long as the payments can be maintained, then you should be ok.
If not, then you need to inform your IP of the change in circumstances and I am sure they would be happy to give you a payment break for a few months while you tried to find further employment.
Sharing from experiences of dealing with debt
The greatness of a man is not in how much wealth he acquires, but in his integrity and his ability to affect those around him positively.
Bob Marley. http://kallis3.blogs.iva.co.uk
You can protect your income in the event of unemployment, sickness or accident with an insurance policy.
There does not have to be a mortgage in place, you can be a tenant, but there will be an initial exclusion period from inception during which you will not be able make a claim for unemployment.
You will need to satisfy certain conditions before you will be able to take up one of these policies.