The salary trajectory of a a Data Engineer ranges between locations and employers. The salary starts at £48,874 per year (estimate) and goes up to £83,269 per year (estimate) for the highest level of seniority.
The estimated average salary for a Data Engineer at CSS is £53,229 per year or £26 per hour, but some professionals have reported earning up to roughly £95,316 per year (90th percentile). The typical pay range is between £40,534 (25th percentile) and £71,353 (75th percentile) annually. This is based on 1 salaries submitted by CSS Data Engineer professionals on Glassdoor, as of Jul 2026.