In short, yes. Bad credit will have an impact on the level of lending available and will make it trickier to use either an Income Boost or a Deposit Boost. Click here to find out more about why your credit score matters when buying a home and talk to our customer success team to find out more.
The best thing to do if you're worried is to download a report from checkmyfile. This collects data from all of the main credit reporting agencies: Equifax, Experian and TransUnion so that you have the fullest possible view of your creditworthiness.