The salary trajectory of a Senior Java Developer ranges between locations and employers. The salary starts at £43,436 per year (estimate) and goes up to £89,882 per year (estimate) for the highest level of seniority.
The estimated average salary for a Senior Java Developer at System C is £169,445 per year or £81 per hour, but some professionals have reported earning up to roughly £281,594 per year (90th percentile). The typical pay range is between £130,705 (25th percentile) and £222,301 (75th percentile) annually. This is based on 6 salaries submitted by System C Senior Java Developer professionals on Glassdoor, as of Jun 2026.