How much does a Backend Applications Developer III make in Illinois?
As of April 01, 2026, the average salary for a Backend Applications Developer III in Illinois is $127,600 per year, which breaks down to an hourly rate of $61.
However, a Backend Applications Developer III's salary can vary significantly. Here’s a look at the typical salary range:
- Top Earners (90th percentile): $147,660
- Majority Range (25th-75th percentile): $117,700 to $138,100
- Entry-Level (10th percentile): $108,687