The median JavaScript Engineer salary in the City of London is £80,000 per year, according to job vacancies posted during the 6 months leading to 17 October 2025.
The table below compares current salary benchmarking and summary statistics with the previous two years.
For comparison with the information above, the following table provides summary statistics for all permanent IT job vacancies in the City of London. Most job vacancies include a discernible job title that can be normalized. As such, the figures in the second row provide an indication of the number of permanent jobs in our overall sample.
Permanent vacancies in the City of London with a recognized job title
1,516
2,608
3,069
% of permanent jobs with a recognized job title
94.51%
93.88%
96.24%
Number of salaries quoted
1,240
1,736
2,753
10th Percentile
£36,750
£45,000
£39,268
25th Percentile
£52,500
£55,000
£53,750
Median annual salary (50th Percentile)
£72,500
£74,750
£72,500
Median % change year-on-year
-3.01%
+3.10%
-3.33%
75th Percentile
£95,000
£95,000
£95,000
90th Percentile
£121,375
£115,000
£115,000
Central London median annual salary
£75,000
£72,500
£72,500
% change year-on-year
+3.45%
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JavaScript Engineer Job Vacancy Trend in the City of London
Historical trend showing the proportion of permanent IT job postings featuring 'JavaScript Engineer' in the job title relative to all permanent IT jobs advertised in the City of London.
JavaScript Engineer Salary Trend in the City of London
Salary distribution trend for JavaScript Engineer job vacancies in the City of London.
JavaScript Engineer Skill Set Top 7 Co-Occurring Skills & Capabilities in the City of London
For the 6 months to 17 October 2025, JavaScript Engineer job roles required the following skills and capabilities in order of popularity.
The figures indicate the absolute number of co-occurrences and as a proportion of all permanent job ads across the City of London region featuring JavaScript Engineer in the job title.
JavaScript Engineer Skill Set Co-Occurring Skills & Capabilities in the City of London by Category
The following tables expand on the one above by listing co-occurrences grouped by category. They cover the same employment type, locality and period, with up to 20 co-occurrences shown in each category:
