Backend Engineer Salary in Illinois
Illinois · Updated 2025 · Adjusted for local cost of living
Backend Engineer Salary by Experience Level in Illinois
| Experience | P10 | P25 | Median | P75 | P90 |
|---|---|---|---|---|---|
Entry Level 0–2 years | $65K | $76K | $88,200 | $102K | $118K |
Mid Level 3–5 years | $90K | $105K | $123,900 | $145K | $170K |
Senior Level 6–9 years | $121K | $142K | $165,900 | $194K | $229K |
Lead / Principal 10–14 years | $149K | $173K | $201,600 | $235K | $278K |
Director / Executive 15+ years | $189K | $226K | $270,900 | $328K | $410K |
All figures are annual base salary in USD, adjusted for Illinois cost of living (×1.05 vs national average). Source: BLS OES 2024, LinkedIn Salary Insights, Glassdoor.
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