As of March 01, 2025, the average annual salary for an UI Designer/Developer IV in Saint Louis, MO is $138,939. According to Salary.com, salaries can range from a low of $115,550 to a high of $165,676, with most professionals earning between $126,696 and $152,934.
| Annual Salary |
Monthly Pay |
Weekly Pay |
Hourly Wage |
|
| 75th Percentile | $156,215 | $13,018 | $3,004 | $75 |
| Average | $141,919 | $11,827 | $2,729 | $68 |
| 25th Percentile | $129,414 | $10,785 | $2,489 | $62 |
An entry-level UI Designer/Developer IV with under 1 year experience makes about $127,143. With less than 2 years of experience, a mid-level UI Designer/Developer IV makes around $128,036. After 2-4 years, the UI Designer/Developer IV pay rises to about $129,465. Those senior UI Designer/Developer IV with 5-8 years of experience earn roughly $131,608, and those UI Designer/Developer IV having 8 years or more experience are expected to earn about $134,807 on average.
| Levels | Salary |
|---|---|
| Entry Level UI Designer/Developer IV | $127,143 |
| Intermediate Level UI Designer/Developer IV | $128,036 |
| Senior Level UI Designer/Developer IV | $129,465 |
| Specialist Level UI Designer/Developer IV | $131,608 |
| Expert Level UI Designer/Developer IV | $134,807 |
| Entry Level | 10% |
| Mid Level | 10% |
| Senior Level | 9% |
| Top Level | 7% |
| Experienced | 5% |
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Each competency has five to ten behavioral assertions that can be observed, each with a corresponding performance level (from one to five) that is required for a particular job.
Leadership: Knowledge of and ability to employ effective strategies that motivate and guide other members within our business to achieve optimum results.
User-Centered Design: User-centered design (UCD) is an iterative design process in which designers focus on the users and their needs in each phase of the design process.
Usability Testing: Refers to evaluating a product or service by testing it with representative users. Typically, during a test, participants will try to complete typical tasks while observers watch, listen and takes notes.
| Skill | Salary | Demand |
|---|---|---|
|
Research Design
|
$151,444 |
9%
|
|
Design Thinking
|
$145,886 |
5%
|
|
Product Design
|
$145,886 |
5%
|
|
Axure
|
$144,497 |
4%
|
|
Information Architecture
|
$144,497 |
4%
|
|
Alignment
|
$144,497 |
4%
|
