€80k is $94k is £69k. Takehome is 60% Germany, 73% UK, 75% US
If Germany taxed at US rates at €65k it would be an extra €867 a month, "Not qualitatively different"
When US IT jobs are on twice the salary ($150-200k or €130-160k) that's a hell of a lot bigger impact than the tax.
US https://smartasset.com/taxes/california-tax-calculator
UK https://listentotaxman.com/
Germany https://www.how-to-germany.com/income-tax-calculator/