As of January 01, 2026, the average salary for a Client/Server Application Developer I in Illinois is $74,000 per year, which breaks down to an hourly rate of $36.
However, a Client/Server Application Developer I's salary can vary significantly. Here’s a look at the typical salary range:
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Client/Server Application Developer I Salaries by Percentile
| Annual Salary |
Monthly Pay |
Weekly Pay |
Hourly Wage |
|
| 75th Percentile | $88,900 | $7,408 | $1,710 | $43 |
| Average | $74,000 | $6,167 | $1,423 | $36 |
| 25th Percentile | $70,100 | $5,842 | $1,348 | $34 |
Ports North - Chicago, IL
KCC - Chicago, IL
Hispanic Alliance for Career Enhancement - Chicago, IL
Caterpillar Financial Services Corporation - East Peoria, IL
A Client/Server Application Developer I'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 Client/Server Application Developer I'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 |
|---|---|
| Entry Level Client/Server Application Developer I | $73,712 |
| Intermediate Level Client/Server Application Developer I | $74,448 |
| Senior Level Client/Server Application Developer I | $77,803 |
| Specialist Level Client/Server Application Developer I | $78,474 |
| Expert Level Client/Server Application Developer I | $78,921 |
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 Client/Server Application Developer Is. 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:
Understanding how a Client/Server Application Developer I'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 | $88,900 | $7,408 | $1,710 | $43 |
| Average | $74,000 | $6,167 | $1,423 | $36 |
| 25th Percentile | $70,100 | $5,842 | $1,348 | $34 |
For a Client/Server Application Developer I, the most direct path to higher earnings is advancing to the Client/Server Application Developer II role. This promotion typically comes with a significant pay increase, bringing the average annual salary to $87,500 - a projected growth of 18% over your current level.
Ready to take the next step in your career? Browse thousands of current Client/Server Application Developer I job openings on our job board. Use the search bar below to find your perfect match.
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