The salary trajectory of a a Backend Developer ranges between locations and employers. The salary starts at £0 per year (estimate) and goes up to £0 per year (estimate) for the highest level of seniority.
The estimated average salary for a Backend Developer at FISC is £52,605 per year or £25 per hour, but some professionals have reported earning up to roughly £94,761 per year (90th percentile). The typical pay range is between £40,278 (25th percentile) and £70,430 (75th percentile) annually. This is based on 1 salaries submitted by FISC Backend Developer professionals on Glassdoor, as of Jun 2026.