The salary trajectory of a Mainframe Software Developer ranges between locations and employers. The salary starts at $121,839 per year (estimate) and goes up to $341,012 per year (estimate) for the highest level of seniority.
The estimated average salary for a Mainframe Software Developer at P3 Technologies is $125,066 per year or $60 per hour, but some professionals have reported earning up to roughly $180,574 per year (90th percentile). The typical pay range is between $104,016 (25th percentile) and $152,025 (75th percentile) annually. This is based on 2 salaries submitted by P3 Technologies Mainframe Software Developer professionals on Glassdoor, as of Jul 2026.
Mainframe Software Developer professionals typically earn between $50 and $73 per hour.
Mainframe Software Developer professionals typically earn between $8,668 and $12,669 monthly.