Salary Comparison

Site Reliability Engineer Salary:
Seattle, WA vs London

Side-by-side gross salary, after-tax take-home pay, and purchasing power comparison. Updated June 2026.

Seattle, WA
$223,170
/ year
+36%
difference
London
$164,387
/ year
Bottom line: Seattle wins on all three metrics โ€” higher salary, more take-home pay, and greater purchasing power. How is this calculated? โ†’
Metric
Seattle
London
Median Gross Salary
Annual, before tax
$223,170โœ“ higher
$164,387
Entry Level
0โ€“2 years experience
$144,323โœ“ higher
$106,308
Senior Level
8+ years experience
$345,093โœ“ higher
$254,195
Est. Take-Home Pay
After income tax + FICA
$149,577โœ“ higher
$101,920
Purchasing Power
Equivalent in median-CoL city
$157,162โœ“ higher
$109,591
Cost of Living Index
Relative to US median (1.00)
1.42ร—โœ“ lower
1.50ร—
Percentile 10 (Low)
Bottom 10% of earners
$144,323โœ“ higher
$83,983
Percentile 90 (High)
Top 10% of earners
$345,093โœ“ higher
$200,814

What if you move from Seattle to London?

Gross salary change
$58,783
36% decrease
Take-home change
$47,657
per year after tax
Purchasing power change
$47,571
equivalent real income

Take-home pay is estimated using 2024 US federal tax brackets (single filer) + 7.65% FICA, or a blended international effective rate. Purchasing power converts gross salary to an equivalent in a US median cost-of-living city (index 1.00ร—). Full methodology โ†’

Salary Range Comparison

Seattle, WA$223,170
P10: $144,323Median: $223,170P90: $345,093
London$164,387
P10: $83,983Median: $164,387P90: $200,814

Frequently Asked Questions

โ–ถDoes a Site Reliability Engineer earn more in Seattle or London?

The median Site Reliability Engineer salary in Seattle, WA is $223,170/yr compared to ยฃ129,866/yr in London. Seattle pays 36% more in gross terms.

โ–ถIs a Site Reliability Engineer salary worth more in Seattle or London after cost of living?

After adjusting for local cost of living, your Seattle salary has the purchasing power of $157,162/yr in a median-cost city, vs $109,591/yr for London. Seattle offers stronger real purchasing power.

โ–ถWhat is the take-home pay for a Site Reliability Engineer in Seattle vs London?

After estimated taxes, a Site Reliability Engineer in Seattle, WA takes home approximately $149,577/yr, vs $101,920/yr in London. These are estimates based on standard federal tax rates and do not account for state/local taxes or deductions.