The salary trajectory of a Senior IT Application Developer ranges between locations and employers. The salary starts at $118,201 per year (estimate) and goes up to $280,132 per year (estimate) for the highest level of seniority.
The estimated average salary for a Senior IT Application Developer at Selective Insurance is $159,608 per year or $77 per hour, but some professionals have reported earning up to roughly $233,054 per year (90th percentile). The typical pay range is between $132,220 (25th percentile) and $195,263 (75th percentile) annually. This is based on 4 salaries submitted by Selective Insurance Senior IT Application Developer professionals on Glassdoor, as of Jul 2026.
Senior IT Application Developer professionals typically earn between $64 and $94 per hour.
Senior IT Application Developer professionals typically earn between $11,018 and $16,272 monthly.