The salary trajectory of a Client Side 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 Client Side Developer at Booking.com is €103,995 per year or €50 per hour, but some professionals have reported earning up to roughly €176,643 per year (90th percentile). The typical pay range is between €79,188 (25th percentile) and €137,950 (75th percentile) annually. This is based on 6 salaries submitted by Booking.com Client Side Developer professionals on Glassdoor, as of Jun 2026.
Perl Developer with an estimated total pay of €48K - €82K/yr
Developer with an estimated total pay of €63K - €96K/yr