The estimated average salary for a Principal Software Development Engineer at Broadcom is $104,305 per year or $50 per hour, but some professionals have reported earning up to roughly $108,291 per year (90th percentile). The typical pay range is between $100,319 (25th percentile) and $108,291 (75th percentile) annually. This is based on 2 salaries submitted by Broadcom Principal Software Development Engineer professionals on Glassdoor, as of July 2026.