[threatofrain]

Software lawyer sounds like you're a lawyer with a specialization. But ultimately I think it shouldn't come down to the specifics of what you call yourself since that's something people can weasel out of, but rather if you're communicating that you provide professional legal services.

[kube-system]

as does "software engineer", but the title could be used in the US by someone who graduated a code boot camp, and doesn't know any engineering principles.