The salary trajectory of a Principal Software Engineer ranges between locations and employers. The salary starts at $153,671 per year (estimate) and goes up to $477,358 per year (estimate) for the highest level of seniority.
The estimated average salary for a Principal Software Engineer at MISO is $285,987 per year or $137 per hour, but some professionals have reported earning up to roughly $454,054 per year (90th percentile). The typical pay range is between $227,462 (25th percentile) and $366,753 (75th percentile) annually. This is based on 5 salaries submitted by MISO Principal Software Engineer professionals on Glassdoor, as of Jul 2026.
Principal Software Engineer professionals typically earn between $109 and $176 per hour.
Principal Software Engineer professionals typically earn between $18,955 and $30,563 monthly.
