How much does a Senior Software Development Engineer make in Illinois?
As of April 01, 2026, the average salary for a Senior Software Development Engineer in Illinois is $156,133 per year, which breaks down to an hourly rate of $75.
However, a Senior Software Development Engineer's salary can vary significantly. Here’s a look at the typical salary range:
- Top Earners (90th percentile): $176,633
- Majority Range (25th-75th percentile): $145,462 to $166,863
- Entry-Level (10th percentile): $135,747