The salary trajectory of a a Senior Software Engineer ranges between locations and employers. The salary starts at £54,690 per year (estimate) and goes up to £113,508 per year (estimate) for the highest level of seniority.
The estimated average salary for a Senior Software Engineer at Java R&D is £75,536 per year or £36 per hour, but some professionals have reported earning up to roughly £140,367 per year (90th percentile). The typical pay range is between £57,724 (25th percentile) and £102,262 (75th percentile) annually. This is based on 1 salaries submitted by Java R&D Senior Software Engineer professionals on Glassdoor, as of Jun 2026.