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As of August 01, 2026, the average salary for a Systems Developer in Illinois is $120,255 per year, which breaks down to an hourly rate of $58.
However, a Systems Developer's salary can vary significantly. Here’s a look at the typical salary range:
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Systems Developer Salaries by Percentile
| Annual Salary |
Monthly Pay |
Weekly Pay |
Hourly Wage |
|
| 75th Percentile | $126,582 | $10,548 | $2,434 | $61 |
| Average | $120,255 | $10,021 | $2,313 | $58 |
| 25th Percentile | $107,712 | $8,976 | $2,071 | $52 |
The Judge Group - Libertyville, IL
Compeer Financial - Bloomington, IL
TeamBradley, Inc. - Champaign, IL
MJ Celco - Schiller Park, IL
A Systems Developer's salary isn't a fixed number. It's shaped by several important factors. Below, we'll explore how your years of experience, geographic location and company size can directly affect your earning potential.
Experience is a primary driver of a Systems Developer's salary. As you build your skills and take on more complex tasks, your compensation generally increases. Here’s how the average salary grows at different career stages:
| Levels | Salary |
|---|---|
| Web Softw... Level Systems Developer | $75,182 |
| Web Softw... Level Systems Developer | $105,086 |
| Systems D... Level Systems Developer | $121,126 |
| Web Softw... Level Systems Developer | $142,615 |
| Web Softw... Level Systems Developer | $154,876 |
What Am I Worth?
Your salary can change significantly depending on where you work. States with a higher cost of living and strong industrial sectors often pay more to attract Systems Developers. For example, consider the average annual salaries in these key locations:
Salaries can also vary between different cities. Major metropolitan areas or cities with a high demand for technicians often offer more competitive pay. Here are a few examples of average annual salaries in different U.S. cities:
For Systems Developer roles, the industry you choose can affect earning potential by as much as 20% (the gap between the highest and lowest paying industries). Data shows that the Aerospace & Defense and Biotechnology sectors offer the strongest compensation, at 10% above the average. In contrast, Systems Developer positions in Transportation or Retail & Wholesale typically offer lower base pay, as these industries often view Systems Developer as a support function rather than a direct revenue driver.
| Industry Sector | Average Annual Salary | Average Hourly Rate | Pay vs.Avg |
|---|---|---|---|
| Aerospace & Defense | $132,280 | $64.0 | 10% |
| Biotechnology | $132,280 | $64.0 | 10% |
| Energy & Utilities | $132,280 | $64.0 | 10% |
| Financial Services | $132,280 | $64.0 | 10% |
| Healthcare | $132,280 | $64.0 | 10% |
Understanding how a Systems Developer's annual salary breaks down can help with budgeting. Below, you can see the average hourly rate, weekly pay, and monthly pay for this role. Use the buttons to switch between different pay periods.
| Annual Salary | Monthly Pay | Weekly Pay | Hourly Wage | |
|---|---|---|---|---|
| 75th Percentile | $126,582 | $10,548 | $2,434 | $61 |
| Average | $120,255 | $10,021 | $2,313 | $58 |
| 25th Percentile | $107,712 | $8,976 | $2,071 | $52 |
Ready to take the next step in your career? Browse thousands of current Systems Developer job openings on our job board. Use the search bar below to find your perfect match.
Govcio LLC
FORT GEORGE G MEADE, MD
Govcio LLC | FORT GEORGE G MEADE, MD
Overview: GovCIO is currently hiring for a Systems Architect to design end to end technical architecture. This position will be located in Fort Meade, MD a... more
2 Days Ago
A.F.P. Corporation
OMAHA, NE
A.F.P. Corporation | OMAHA, NE
Associated Fire Protection, a leading 30 year Omaha based Fire Protection Firm, is seeking a skilled Fire Alarm Systems Estimator to join our growing team.... more
2 Days Ago
ManTech International
HARMANS, MD
Atomic Machines
SANTA CLARA, CA
Atomic Machines | SANTA CLARA, CA
Atomic Machines is ushering in a new era of micromanufacturing with its Matter Compiler™ technology. This full-stack technology enables new classes of micr... more
8 Days Ago
ManTech International
SOUTH, VA
ManTech International | SOUTH, VA
ManTech International seeks a Senior Systems Analyst to support critical national security missions within our Information Technology organization. In this... more
3 Days Ago
ManTech International
STAFFORD, VA
ManTech International | STAFFORD, VA
ManTech, a recognized leader in providing cutting-edge technologies and solutions for the defense and aerospace sectors, is seeking a highly skilled Senior... more
3 Days Ago
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