The salary trajectory of a a JavaScript Instructor ranges between locations and employers. The salary starts at £25,127 per year (estimate) and goes up to £30,721 per year (estimate) for the highest level of seniority.
The estimated average salary for a JavaScript Instructor at Codeworks (Spain) is £27,493 per year or £13 per hour, but some professionals have reported earning up to roughly £45,547 per year (90th percentile). The typical pay range is between £21,076 (25th percentile) and £35,864 (75th percentile) annually. This is based on 2 salaries submitted by Codeworks (Spain) JavaScript Instructor professionals on Glassdoor, as of Jun 2026.