As of April 01, 2025, the average annual salary for a Systems Applications Developer I in Illinois is $80,090. Salary.com reports that pay typically ranges from $70,590 to $86,090, with most professionals earning between $61,941 and $91,553.
| Annual Salary |
Monthly Pay |
Weekly Pay |
Hourly Wage |
|
| 75th Percentile | $84,436 | $7,036 | $1,624 | $41 |
| Average | $78,570 | $6,548 | $1,511 | $38 |
| 25th Percentile | $69,249 | $5,771 | $1,332 | $33 |
An entry-level Systems Applications Developer I with under 1 year experience makes about $79,399. With less than 2 years of experience, a mid-level Systems Applications Developer I makes around $80,286. After 2-4 years, the Systems Applications Developer I pay rises to about $81,633. Those senior Systems Applications Developer I with 5-8 years of experience earn roughly $81,902, and those Systems Applications Developer I having 8 years or more experience are expected to earn about $82,081 on average.
| Levels | Salary |
|---|---|
| Entry Level Systems Applications Developer I | $79,399 |
| Intermediate Level Systems Applications Developer I | $80,286 |
| Senior Level Systems Applications Developer I | $81,633 |
| Specialist Level Systems Applications Developer I | $81,902 |
| Expert Level Systems Applications Developer I | $82,081 |
| Entry Level | 1% |
| Mid Level | 2% |
| Senior Level | 4% |
| Top Level | 4% |
| Experienced | 4% |
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