The following table provides summary statistics for permanent job vacancies advertised in Hayes with a requirement for JavaScript skills. Included is a benchmarking guide to the salaries offered in vacancies that have cited JavaScript over the 3 months to 29 March 2017 with a comparison to the same period in the previous 2 years.

JavaScript (including ECMAScript)
London / Hayes
3 months to
29 Mar 2017
Same period 2016 Same period 2015
Rank - 13 6
Permanent jobs citing JavaScript 0 1 1
As % of all permanent IT jobs advertised in Hayes - 2.38% 5.88%
As % of the Programming Languages category - 10.00% 100.00%
Number of salaries quoted 0 1 0
Median salary - £47,500 -
UK excluding London median salary £40,000 £40,000 £38,500
% change year-on-year - +3.89%  

JavaScript is in the programming language skills category. The next table is for comparison with the above and provides summary statistics for all permanent job vacancies advertised in Hayes with a requirement for programming language skills.

Programming Language Skills
Hayes
Permanent job vacancies with a requirement for programming language skills 2 10 1
As % of all permanent IT job vacancies advertised in Hayes 20.00% 23.81% 5.88%
Number of salaries quoted 2 10 0
Median salary £57,250 £27,000 -
Median salary % change year-on-year +112.03% -  
UK excluding London median salary £41,000 £41,000 £40,000
% change year-on-year - +2.50%  

JavaScript
Job Vacancy Trend in Hayes

The job posting trend of jobs advertised in Hayes citing JavaScript as a proportion of all permanent or contract IT jobs with a match in the Programming Languages category.

Job vacancy trend for JavaScript in Hayes

JavaScript
Salary Trend in Hayes

This chart provides the 3-month moving average for salaries quoted in permanent IT jobs citing JavaScript in Hayes.

Salary trend for JavaScript in Hayes