You still get to jump around technology, althought it might not be as cool, as whatever newer generations are making use of on startups, but on the other hand seniority combined with such stacks is exactly what many companies are looking for.
Naturally social skills also play a big role, as they expect people of our age to also contribute to discussions with all involved key persons, drive architecure and junior devs.
You need to lookout for opportunities where you can bring more than plain coding.
Given their classical interviews and crazy workhours, I doubt Google is really the place to retire.