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You can do the PGDL part-time, this might be an option if you want/need to work to fund the course and the cost of living in the UK.The University of Law and other providers (if you choose to study at a different institution) will have scholarships and bursary programmes but many of them won't cover the full cost of the course. You may want to look at this page to see which of the UoL bursaries you might be eligible for: Scholarships and Bursaries | University of LawMany people struggle to live in London on a full-time salary and not with significant costs like a postgraduate course to cover. Therefore, a part-time job is likely to not be sufficient, although it depends on your personal circumstances (for instance, how much your wife might be earning too).I don't think your wife will be able to apply for student loans for your studies. She may be able to apply for commercial loans on your behalf, but that will depend on her financial status and credit rating.
You can do the PGDL part-time, this might be an option if you want/need to work to fund the course and the cost of living in the UK.
The University of Law and other providers (if you choose to study at a different institution) will have scholarships and bursary programmes but many of them won't cover the full cost of the course. You may want to look at this page to see which of the UoL bursaries you might be eligible for: Scholarships and Bursaries | University of Law
Many people struggle to live in London on a full-time salary and not with significant costs like a postgraduate course to cover. Therefore, a part-time job is likely to not be sufficient, although it depends on your personal circumstances (for instance, how much your wife might be earning too).
I don't think your wife will be able to apply for student loans for your studies. She may be able to apply for commercial loans on your behalf, but that will depend on her financial status and credit rating.