people I know all around 30-35yr olds:
Accountant (comp school, no uni but did accounting exams alongside working in a firm and worked their way up)
In-house lawyer at tech company (12yrs experience, shitty comp school and run of the mill uni)
Builder now owning their own construction company (left same shitty comp without any GCSEs)
Vet (private school, mediocre uni)
Operations consultant (comp school, mediocre uni in a degree unrelated to job, lots of moving positions on early career to gain experience)
Banking and finance (city job, private education)
Cosmetic aesthetician (sp?) (Botox and fillers - owns her own business which is doing phenomenally well)