As of January 01, 2026, the average annual salary for Web UI Developer in Illinois is $132,534, equivalent to $64 per hour, $2,549 weekly, or $11,045 monthly. These figures, sourced from Salary.com’s real-time job posting scans, highlight competitive earning potential for Web UI Developer in cities like Santa Clara, San Jose, and Fremont.
Annually Salaries for Web UI Developer in Illinois vary widely, spanning from $113,418 to $149,656. Most professionals fall between the 25th percentile ($122,528) and 75th percentile ($141,497), while top earners (90th percentile) make $149,656 per year. This $18,969 pay gap underscores opportunities for salary growth through certifications, specialized skills like Collaboration or Computer Science, or targeting high-paying regions like District of Columbia or California.
Location and experience significantly influence earnings. For example, Illinois Web UI Developer often earn 1.9% higher than national averages due to demand from Fortune 61 companies. However, Illinois currently ranks 14 nationwide for Web UI Developer job salary. Professionals are advised to focus on high-growth sectors like to offset market challenges.