Skills that will always be in demand and you can work remotely:

1. Digital marketing
2. Copywriting
3. SEO
4. Cyber security
5. Data science and analysis

You don't need a university degree to learn these skills, they are all free online, plus certificates.

Some sites to get these skills for free with certificates:

1. Alison.com
2. Coursera
3. Simple learn
4. Cybrary.it (specifically for cyber security and computer networking)