In my opinion age is not an issue, but lack of experience in the field is. If you want to get a good compensation in a different field, you need to gain experie

In my opinion age is not an issue, but lack of experience in the field is. If you want to get a good compensation in a different field, you need to gain experience there. This means either developing something in your spare time, or finding a job that is willing to let you learn on the spot (probably the pay will not be that great at first).