The statistics below represent IT contracts advertised across the City of London region that had JavaScript Developer featuring in the job title. Included is a guide to the contractor rates offered over the 3 months to 24 September 2016 with a comparison to same period over 2 years.

Note that daily contractor rates and hourly contractor rates are treated separately. When calculating average contractor rates, daily rates are not derived from quoted hourly rates or vice versa.

3 months to
24 Sep 2016
Same period 2015 Same period 2014
JavaScript Developer
Rank 89 118 150
Rank change year-on-year
+29 +32
Contract jobs requiring a JavaScript Developer 90 72 62
As % of all contract IT jobs located in the City of London 2.64% 1.52% 1.06%
As % of the Job Titles category 2.78% 1.60% 1.12%
Number of daily rates quoted 86 56 55
Median daily rate £469 £413 £450
Median daily rate % change year-on-year
+13.63% -8.33%
90% offered a daily rate of more than £375 £300 £350
10% offered a daily rate of more than £600 £563 £625
UK excluding London median daily rate £380 £365 £350
% change year-on-year
+4.10% +4.28%
Number of hourly rates quoted 0 0 0
Median hourly rate - - -
UK excluding London median hourly rate £36.50 £42.00 £56.25
% change year-on-year
-13.09% -25.33%
JavaScript Developer
London

The following table is for comparison with the above and provides statistics for the entire Job Titles category in contract jobs advertised in the City of London region. Most job vacancies include a discernible job title. As such the figures in the first row provide an indication of the total number of contract jobs in the overall sample.

Job Titles Category
City of London
Contract IT job ads with a match in the
Job Titles category
3241 4501 5555
As % of all contract IT jobs located in the City of London 94.93% 95.28% 94.70%
Number of daily rates quoted 2579 3541 4070
Median daily rate £475 £455 £450
Median daily rate % change year-on-year
+4.39% +1.11%
90% offered a daily rate of more than £327 £285 £270
10% offered a daily rate of more than £650 £625 £600
UK excluding London median daily rate £390 £375 £350
% change year-on-year
+4.00% +7.14%
Number of hourly rates quoted 33 68 112
Median hourly rate £17.17 £16.25 £17.50
Median hourly rate % change year-on-year
+5.63% -7.14%
90% offered a hourly rate of more than £13.60 £11.00 £11.50
10% offered a hourly rate of more than £34.50 £22.50 £32.50
UK excluding London median hourly rate £16.50 £17.33 £16.50
% change year-on-year
-4.78% +5.03%

JavaScript Developer
Jobs Demand Trend in the City of London

The demand trend of IT contracts across the City of London region that featured JavaScript Developer in the job title.

JavaScript Developer Jobs Demand Trend in the City of London

JavaScript Developer
Daily Rate Trend in the City of London

This chart provides the 3-month moving average for daily rates quoted in IT contract jobs citing JavaScript Developer across the City of London region.

JavaScript Developer Daily Rate Trend in the City of London

JavaScript Developer
Daily Rate Histogram in the City of London

This chart provides a histogram of daily rates quoted in contract IT jobs citing JavaScript Developer across the City of London region over the 3 months to 24 September 2016.

JavaScript Developer Daily Rate Histogram in the City of London

JavaScript Developer
Hourly Rate Trend in the City of London

This chart provides the 3-month moving average for hourly rates quoted in IT contractor jobs citing JavaScript Developer across the City of London region.

JavaScript Developer Hourly Rate Trend in the City of London

JavaScript Developer Skill Set
Top 30 Related IT Skills in the City of London

For the 6 months to 24 September 2016, JavaScript Developer contract jobs required the following IT skills in order of popularity. The figures indicate the number co-occurrences and its proportion to all contract ads across the City of London region featuring JavaScript Developer in the job title.

1 173 (100.00%) JavaScript
2 136 (78.61%) HTML
3 126 (72.83%) CSS
4 103 (59.54%) HTML5
5 96 (55.49%) AngularJS
6 89 (51.45%) CSS3
7 66 (38.15%) Agile Software Development
8 65 (37.57%) React
9 62 (35.84%) Front End Development
10 54 (31.21%) Node.js
11 52 (30.06%) Finance
12 45 (26.01%) OO
13 44 (25.43%) TDD
14 37 (21.39%) Banking
14 37 (21.39%) jQuery
15 36 (20.81%) Web Development
16 35 (20.23%) Sass
17 34 (19.65%) Java
18 32 (18.50%) Backbone.js
19 25 (14.45%) BDD
20 24 (13.87%) LESS
21 23 (13.29%) Twitter Bootstrap
22 22 (12.72%) gulp
23 21 (12.14%) User Experience
23 21 (12.14%) Grunt
23 21 (12.14%) PHP
24 20 (11.56%) RESTful
24 20 (11.56%) REST
25 19 (10.98%) Responsive Web Design
25 19 (10.98%) Git (software)

JavaScript Developer Skill Set
Top Related IT Skills in the City of London 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 4 (2.31%) Drupal
2 3 (1.73%) CMS
2 3 (1.73%) WebSphere
3 2 (1.16%) Adobe Experience Manager
3 2 (1.16%) WordPress
4 1 (0.58%) Apache
4 1 (0.58%) IIS
4 1 (0.58%) SharePoint
4 1 (0.58%) Sitecore CMS
4 1 (0.58%) Tomcat
4 1 (0.58%) Umbraco
Applications
1 2 (1.16%) Spreadsheet
2 1 (0.58%) GIMP
2 1 (0.58%) MS Excel
2 1 (0.58%) Photoshop
Business Applications
1 1 (0.58%) Magento
1 1 (0.58%) SAP Oil and Gas
Cloud Services
1 2 (1.16%) Amazon AWS
1 2 (1.16%) Microsoft Azure
2 1 (0.58%) Amazon EC2
2 1 (0.58%) Amazon S3
2 1 (0.58%) Route 53
Communications & Networking
1 6 (3.47%) Network Security
2 5 (2.89%) Internet
3 3 (1.73%) HTTP
Database & Business Intelligence
1 5 (2.89%) NoSQL
1 5 (2.89%) SQL Server
2 4 (2.31%) MySQL
3 3 (1.73%) Big Data
3 3 (1.73%) MongoDB
4 2 (1.16%) SQL Server Integration Services
4 2 (1.16%) SQL Server Reporting Services
5 1 (0.58%) Oracle Database
5 1 (0.58%) Power BI
5 1 (0.58%) SQL Server 2008
Development Applications
1 22 (12.72%) gulp
2 21 (12.14%) Grunt
3 19 (10.98%) Git (software)
4 11 (6.36%) Jasmine
5 9 (5.20%) Selenium
5 9 (5.20%) WebDriver
6 8 (4.62%) Cucumber
6 8 (4.62%) Karma Test Runner
7 6 (3.47%) webpack
8 5 (2.89%) Bower
8 5 (2.89%) Subversion
9 3 (1.73%) Babel
9 3 (1.73%) Maven
10 2 (1.16%) JIRA
10 2 (1.16%) Mocha
10 2 (1.16%) Vagrant
11 1 (0.58%) Apache Ivy
11 1 (0.58%) JSUnit
11 1 (0.58%) RSpec
11 1 (0.58%) Team Foundation Server
General
1 52 (30.06%) Finance
2 37 (21.39%) Banking
3 11 (6.36%) Games
4 8 (4.62%) Investment Banking
5 6 (3.47%) Advertising
5 6 (3.47%) Marketing
6 4 (2.31%) Legal
7 3 (1.73%) Retail
8 2 (1.16%) Front Office
9 1 (0.58%) Electronics
9 1 (0.58%) Financial Institution
9 1 (0.58%) Manufacturing
9 1 (0.58%) Multimedia
9 1 (0.58%) Private Banking
9 1 (0.58%) Publishing
9 1 (0.58%) Telecoms
Libraries, Frameworks & Software Standards
1 136 (78.61%) HTML
2 126 (72.83%) CSS
3 103 (59.54%) HTML5
4 96 (55.49%) AngularJS
5 89 (51.45%) CSS3
6 65 (37.57%) React
7 54 (31.21%) Node.js
8 37 (21.39%) jQuery
9 35 (20.23%) Sass
10 32 (18.50%) Backbone.js
11 24 (13.87%) LESS
12 23 (13.29%) Twitter Bootstrap
13 20 (11.56%) REST
13 20 (11.56%) RESTful
14 16 (9.25%) RequireJS
15 15 (8.67%) JSON
16 12 (6.94%) .NET
17 11 (6.36%) D3.js
18 9 (5.20%) Web Services
19 7 (4.05%) XML
Miscellaneous
1 21 (12.14%) User Experience
2 8 (4.62%) Visualisation
3 7 (4.05%) Computer Science
3 7 (4.05%) Foreign Exchange (FX)
3 7 (4.05%) Mobile App
4 6 (3.47%) Analytical Skills
4 6 (3.47%) Digital Media
5 4 (2.31%) RIA
6 3 (1.73%) Fintech
6 3 (1.73%) STB
6 3 (1.73%) Virtual Team
7 2 (1.16%) Fixed Income
7 2 (1.16%) iPhone
8 1 (0.58%) Animation
8 1 (0.58%) Blog
8 1 (0.58%) Interactive TV
8 1 (0.58%) IPTV
8 1 (0.58%) Market Risk
8 1 (0.58%) Mathematics
8 1 (0.58%) Social Network
Operating Systems
1 8 (4.62%) Linux
2 3 (1.73%) Android
2 3 (1.73%) Apple iOS
2 3 (1.73%) Unix
3 1 (0.58%) Windows
3 1 (0.58%) Windows Phone
Processes & Methodologies
1 66 (38.15%) Agile Software Development
2 62 (35.84%) Front End Development
3 45 (26.01%) OO
4 44 (25.43%) TDD
5 36 (20.81%) Web Development
6 25 (14.45%) BDD
7 19 (10.98%) Responsive Web Design
8 18 (10.40%) Pair Programming
9 17 (9.83%) Scrum
10 14 (8.09%) MVC
11 11 (6.36%) Open Source
12 10 (5.78%) E-Commerce
12 10 (5.78%) Progressive Enhancement
13 9 (5.20%) Low Latency
13 9 (5.20%) Unit Testing
14 8 (4.62%) Software Engineering
15 7 (4.05%) Data Visualisation
15 7 (4.05%) Stakeholder Management
16 6 (3.47%) ERP
16 6 (3.47%) High Availability
Programming Languages
1 173 (100.00%) JavaScript
2 34 (19.65%) Java
3 21 (12.14%) PHP
4 17 (9.83%) C#
5 13 (7.51%) SQL
6 11 (6.36%) ES6
7 6 (3.47%) Python
8 4 (2.31%) TypeScript
9 3 (1.73%) C++
9 3 (1.73%) Ruby
9 3 (1.73%) Scala
9 3 (1.73%) Shell Script
10 2 (1.16%) Objective-C
10 2 (1.16%) VBScript
11 1 (0.58%) ECMAScript
11 1 (0.58%) T-SQL
11 1 (0.58%) VB
11 1 (0.58%) VB.NET
11 1 (0.58%) XAML
Qualifications
1 6 (3.47%) Degree
Quality Assurance & Compliance
1 4 (2.31%) QA
Vendors
1 4 (2.31%) Google
2 2 (1.16%) Microsoft
2 2 (1.16%) Oracle
3 1 (0.58%) Apple
3 1 (0.58%) EPiServer
3 1 (0.58%) Salesforce.com
3 1 (0.58%) SAP
3 1 (0.58%) ServiceNow
3 1 (0.58%) Sitecore
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