The following table provides summary statistics for permanent job vacancies advertised in Clapham 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 26 March 2017 with a comparison to the same period in the previous 2 years.

3 months to
26 Mar 2017
Same period 2016 Same period 2015
JavaScript (including ECMAScript)
London / Clapham
Rank - 7 1
Permanent jobs citing JavaScript 0 7 4
As % of all permanent IT jobs advertised in Clapham - 33.33% 66.67%
As % of the Programming Languages category - 53.85% 100.00%
Number of salaries quoted 0 7 4
Median salary - £45,000 £39,500
Median salary % change year-on-year - +13.92%  
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 Clapham with a requirement for programming language skills.

Programming Language Skills
Clapham
Permanent job vacancies with a requirement for programming language skills 0 13 4
As % of all permanent IT job vacancies advertised in Clapham - 61.90% 66.67%
Number of salaries quoted 0 13 4
Median salary - £47,500 £39,500
Median salary % change year-on-year - +20.25%  
UK excluding London median salary £41,500 £40,500 £40,000
% change year-on-year +2.46% +1.25%  

JavaScript
Job Vacancy Trend in Clapham

The job posting trend of jobs advertised in Clapham 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 Clapham

JavaScript
Salary Trend in Clapham

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

Salary trend for JavaScript in Clapham

JavaScript
Top 24 Related IT Skills in Clapham

For the 6 months to 26 March 2017, IT jobs citing JavaScript also mentioned the following skills in order of popularity. The figures indicate the number co-occurrences and its proportion to all job ads across the Clapham region with a requirement for JavaScript.

1 2 (100.00%) PHP
1 2 (100.00%) OO
1 2 (100.00%) SOA
1 2 (100.00%) Agile Software Development
1 2 (100.00%) TDD
1 2 (100.00%) Google
1 2 (100.00%) Marketing
1 2 (100.00%) Zend
1 2 (100.00%) Zend Framework
1 2 (100.00%) Email Marketing
1 2 (100.00%) Unit Testing
1 2 (100.00%) Kanban
1 2 (100.00%) AMQP
1 2 (100.00%) RESTful
1 2 (100.00%) PHPUnit
1 2 (100.00%) Facebook
1 2 (100.00%) Twitter
1 2 (100.00%) AngularJS
1 2 (100.00%) Sinon.JS
1 2 (100.00%) Karma Test Runner
1 2 (100.00%) Relational Database
1 2 (100.00%) OO PHP
1 2 (100.00%) Analytical Skills
1 2 (100.00%) Doctrine

JavaScript
Top Related IT Skills in Clapham by Category

The follow tables expand on the table above by listing co-occurrences grouped by category. The same job type, locality and period is covered with up to 20 co-occurrences shown in each of the following categories:

Communications & Networking
1 2 (100.00%) AMQP
Database & Business Intelligence
1 2 (100.00%) Relational Database
Development Applications
1 2 (100.00%) Karma Test Runner
1 2 (100.00%) PHPUnit
1 2 (100.00%) Sinon.JS
General
1 2 (100.00%) Marketing
Job Titles
1 2 (100.00%) Developer
1 2 (100.00%) Junior
1 2 (100.00%) Junior Developer
1 2 (100.00%) Junior PHP Developer
1 2 (100.00%) PHP Developer
Libraries, Frameworks & Software Standards
1 2 (100.00%) AngularJS
1 2 (100.00%) Doctrine
1 2 (100.00%) RESTful
1 2 (100.00%) Zend Framework
Miscellaneous
1 2 (100.00%) Analytical Skills
Processes & Methodologies
1 2 (100.00%) Agile Software Development
1 2 (100.00%) Email Marketing
1 2 (100.00%) Kanban
1 2 (100.00%) OO
1 2 (100.00%) OO PHP
1 2 (100.00%) SOA
1 2 (100.00%) TDD
1 2 (100.00%) Unit Testing
Programming Languages
1 2 (100.00%) PHP
Vendors
1 2 (100.00%) Facebook
1 2 (100.00%) Google
1 2 (100.00%) Twitter
1 2 (100.00%) Zend