Remember that Europe is quite large and not homogeneous. For sure wages are lower and less different between blue collar and white collar jobs, which is both good and bad.
We don’t know where the gp is posting from; btw in places like London or Berlin a dev can make 2x that figure.
On the other hand they do get free health care, free uni (if in the right country), a social safety net that you can actually live decently on and other services.