You can get a mortgage with bad credit - although in some cases it is advisable to apply to a specialist bad credit lender depending on the scenario.
The same £1,000 a month will look different depending on how much you want to borrow, how secure that investment is (i.e. what the LTV ratio looks like) and what sort of interest rates a lender can offer you.
For bespoke advice around mortgage applications with bad credit, give us a call, and we'll explain the options in more detail.