If you have a degree in a relevant subject, without qualified teacher status, you can apply for a postgraduate teacher training course like:
- postgraduate certificate in education (PGCE)
- professional graduate diploma in education (PGDE) in teaching disabled adults
GOV UK has further details on postgraduate courses.
You'll usually need:
- 4 or 5 GCSEs at grades 9 to 4 (A* to C), including English and maths
- a degree in a relevant subject for postgraduate study