How much does an Application Development Engineer make in Illinois?
As of January 01, 2026, the average salary for an Application Development Engineer in Illinois is $169,869 per year, which breaks down to an hourly rate of $82.
However, an Application Development Engineer's salary can vary significantly. Here’s a look at the typical salary range:
- Top Earners (90th percentile): $202,222
- Majority Range (25th-75th percentile): $155,141 to $186,804
- Entry-Level (10th percentile): $141,731