The following table provides summary statistics for contract job vacancies advertised in Wimbledon with a requirement for JavaScript skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited JavaScript over the 3 months to 22 March 2017 with a comparison to the same period in the previous 2 years.

Note that daily and hourly rates are treated separately in these statistics. When calculating contractor rate percentiles, daily rates are never derived from quoted hourly rates or vice versa.

3 months to
22 Mar 2017
Same period 2016 Same period 2015
JavaScript (including ECMAScript)
London / Wimbledon
Rank 4 - 3
Rank change year-on-year - 0  
Contract jobs citing JavaScript 5 0 2
As % of all contract IT jobs advertised in Wimbledon 27.78% - 25.00%
As % of the Programming Languages category 55.56% - 66.67%
Number of daily rates quoted 5 0 2
Median daily rate £275 - £288
UK excluding London median daily rate £375 £350 £350
% change year-on-year +7.14% -  
Number of hourly rates quoted 0 0 0
Median hourly rate - - -
UK excluding London median hourly rate £41.00 £38.00 £35.75
% change year-on-year +7.89% +6.29%  

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

Contract Programming Language Skills
Wimbledon
Contract job vacancies with a requirement for programming language skills 9 4 3
As % of all contract IT job vacancies advertised in Wimbledon 50.00% 50.00% 37.50%
Number of daily rates quoted 9 4 2
Median daily rate £275 £450 £300
Median daily rate % change year-on-year -38.88% +50.00%  
UK excluding London median daily rate £388 £375 £350
% change year-on-year +3.33% +7.14%  
Number of hourly rates quoted 0 0 0
Median hourly rate - - -
UK excluding London median hourly rate £41.64 £40.00 £36.00
% change year-on-year +4.10% +11.11%  

JavaScript
Job Vacancy Trend in Wimbledon

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

Job vacancy trend for JavaScript in Wimbledon

JavaScript
Contractor Daily Rate Trend in Wimbledon

This chart provides the 3-month moving average for daily rates quoted in contract jobs citing JavaScript in Wimbledon.

Contractor daily rate trend for JavaScript in Wimbledon

JavaScript
Top 30 Related IT Skills in Wimbledon

For the 6 months to 22 March 2017, IT contractor jobs citing JavaScript also mentioned the following skills in order of popularity. The figures indicate the number co-occurrences and its proportion to all contract ads across the Wimbledon region with a requirement for JavaScript.

1 9 (90.00%) CSS
2 8 (80.00%) Ajax
3 6 (60.00%) HTML
3 6 (60.00%) HTML5
4 5 (50.00%) AngularJS
4 5 (50.00%) Java
5 4 (40.00%) PL/SQL
5 4 (40.00%) SQL
5 4 (40.00%) Oracle
5 4 (40.00%) Struts
5 4 (40.00%) HTTP
5 4 (40.00%) W3C
5 4 (40.00%) Hibernate
5 4 (40.00%) Competitor Analysis
5 4 (40.00%) VSS/SourceSafe
5 4 (40.00%) Spring
5 4 (40.00%) jQuery
5 4 (40.00%) Usability Testing
5 4 (40.00%) Information Architecture
5 4 (40.00%) CSS3
5 4 (40.00%) Stakeholder Engagement
5 4 (40.00%) Analytical Skills
5 4 (40.00%) Wireframes
5 4 (40.00%) Prototyping
6 3 (30.00%) User Experience
6 3 (30.00%) Front End Development
7 1 (10.00%) Learning Management System
7 1 (10.00%) Mule
7 1 (10.00%) Agile Software Development
7 1 (10.00%) Java EE

JavaScript
Top Related IT Skills in Wimbledon 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:

Application Platforms
1 1 (10.00%) Mule
1 1 (10.00%) Mule ESB
Applications
1 1 (10.00%) Adobe Captivate
Cloud Services
1 1 (10.00%) Bluemix
1 1 (10.00%) IBM Cloud
Communications & Networking
1 4 (40.00%) HTTP
Database & Business Intelligence
1 1 (10.00%) DB2
1 1 (10.00%) Relational Database
Development Applications
1 4 (40.00%) VSS/SourceSafe
General
1 1 (10.00%) Publishing
Job Titles
1 9 (90.00%) Developer
2 4 (40.00%) Angular Developer
2 4 (40.00%) Front End Developer (Client-Side Developer)
2 4 (40.00%) Java Developer
2 4 (40.00%) Java Software Developer
2 4 (40.00%) Software Developer
3 3 (30.00%) UI Developer
4 1 (10.00%) Applications Architect
4 1 (10.00%) Architect
4 1 (10.00%) e-Learning Developer
4 1 (10.00%) Java Applications Architect
4 1 (10.00%) Java Architect
Libraries, Frameworks & Software Standards
1 9 (90.00%) CSS
2 8 (80.00%) Ajax
3 6 (60.00%) HTML
3 6 (60.00%) HTML5
4 5 (50.00%) AngularJS
5 4 (40.00%) CSS3
5 4 (40.00%) Hibernate
5 4 (40.00%) jQuery
5 4 (40.00%) Spring
5 4 (40.00%) Struts
6 1 (10.00%) Java EE
6 1 (10.00%) REST
Miscellaneous
1 4 (40.00%) Analytical Skills
1 4 (40.00%) W3C
2 3 (30.00%) User Experience
3 1 (10.00%) e-Learning
3 1 (10.00%) Learning Management System
3 1 (10.00%) SCORM
Processes & Methodologies
1 4 (40.00%) Competitor Analysis
1 4 (40.00%) Information Architecture
1 4 (40.00%) Prototyping
1 4 (40.00%) Stakeholder Engagement
1 4 (40.00%) Usability Testing
1 4 (40.00%) Wireframes
2 3 (30.00%) Front End Development
3 1 (10.00%) Agile Software Development
3 1 (10.00%) High Availability
3 1 (10.00%) ITIL
3 1 (10.00%) Risk Management
3 1 (10.00%) Scrum
Programming Languages
1 5 (50.00%) Java
2 4 (40.00%) PL/SQL
2 4 (40.00%) SQL
Qualifications
1 1 (10.00%) Degree
Vendors
1 4 (40.00%) Oracle
2 1 (10.00%) Adobe
2 1 (10.00%) IBM