How much does a Big Data Developer make in Illinois?
As of January 01, 2026, the average salary for a Big Data Developer in Illinois is $75,703 per year, which breaks down to an hourly rate of $36.
However, a Big Data Developer's salary can vary significantly. Here’s a look at the typical salary range:
- Top Earners (90th percentile): $89,550
- Majority Range (25th-75th percentile): $70,373 to $82,951
- Entry-Level (10th percentile): $65,520