Here are some of the jobs looking shouting out for qualified people to seriously take into: Entry level and internship positions, Blockchain project managers, Blockchain developers, Blockchain quality engineers, Blockchain legal consultants or attorneys, Blockchain web designers, Blockchain engineers.
The appearance of blockchain gave us blockchain developers? No shit! Dude, you've made a great discovery.
And what is the difference between a normal web designer and blockchain web designer? Is designing blockchain related websites somehow different from normal design? The fact that they create pictures with bitcoins doesn't make them specialists in another sphere. The same point is relevant to all other jobs you've mentioned. Maybe except blockchain devs.
Maybe it doesn't create new kinds of jobs, but it gives more job opportunities for those professionals for sure. Crypto currency even created a new niche for journalists: there are many news sites fully related to crypto news nowadays.
In big exchanges I'm sure there are many spots too. And there are the *autonomous* workers, the traders. Technology finishes many jobs as they are replaced by machines, but it also creates jobs, as we can see in crypto space.