Java developer salary in O'Fallon, MO

The average salary for a Java Developer is $108,867 per year in O'Fallon, MO. This figure is based on 17 salaries taken from job postings on Indeed in the past 36 months, last updated on September 2, 2026.

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Java Developer salaries in O'Fallon, MO typically range between a low of $66,290 and a high of $130,250 per year, depending on experience and the hiring company.

Some of the highest-paying cities for Java Developer in O'Fallon, MO include Springfield, MO at $115,935 per year, Columbia, MO at $103,053 per year, and Kansas City, MO at $96,586 per year.

Based on recent job postings on Indeed, some of the top-paying companies for Java Developer in O'Fallon, MO include Korn Ferry ($140,400 per year) and TDK Corporation ($111,250 per year).

Compensation can vary based on the specific niche and level of responsibility within the field. Here is how the average Java Developer salary in O'Fallon, MO compares to related positions:

• Entry Level Java Developer: Average $71,903 per year
• Senior Java Developer: Average $114,053 per year
• Junior Java Developer: Average $74,010 per year
• Lead Java Software Engineer: Average $126,732 per year