To be fair that's mostly the case in Baden-Württemberg and parts of Bavaria. Additionally the agglomerations in North Rhine-Westphalia. All other states have th

To be fair that's mostly the case in Baden-Württemberg and parts of Bavaria. Additionally the agglomerations in North Rhine-Westphalia. All other states have their workforce more concentrated in the bigger cities. You can move to the periphery but most jobs would include a commute to the next bigger city. But Germany in general is pretty decentralized and you certainly don't need to move to Munich to get a job – there are many in cheaper cities as well with different sectors usually preferring different regions.