The salary trajectory of a a Principal Software Developer ranges between locations and employers. The salary starts at £42,673 per year (estimate) and goes up to £89,882 per year (estimate) for the highest level of seniority.
The estimated average salary for a Principal Software Developer at OpenText is £70,656 per year or £34 per hour, but some professionals have reported earning up to roughly £112,476 per year (90th percentile). The typical pay range is between £58,082 (25th percentile) and £88,388 (75th percentile) annually. This is based on 6 salaries submitted by OpenText Principal Software Developer professionals on Glassdoor, as of Jul 2026.