Period
to 23 November 2017

The median contractor rate for a JavaScript Developer was £450 per day in advertised job vacancies during the 6 months to 23 November 2017.

The first table below provides contractor rate benchmarking and summary statistics including a comparison to 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.

JavaScript Developer
UK
6 months to
23 Nov 2017
Same period 2016 Same period 2015
Rank 113 107 100
Rank change year-on-year -6 -7 +47
Contract jobs requiring a JavaScript Developer 2240 2324 2478
As % of all contract IT jobs advertised in the UK 2.17% 2.21% 2.18%
As % of the Job Titles category 2.29% 2.33% 2.30%
Number of daily rates quoted 1811 1821 1990
UK median daily rate £450 £425 £400
Median daily rate % change year-on-year +5.88% +6.25% +5.26%
10th Percentile £313 £306 £275
90th Percentile £613 £574 £538
UK excluding London median daily rate £400 £380 £350
% change year-on-year +5.26% +8.57% -
Number of hourly rates quoted 10 7 8
UK median hourly rate £42.06 £42.50 £41.00
Median hourly rate % change year-on-year -1.05% +3.66% +2.50%
10th Percentile £37.00 £29.95 £22.00
90th Percentile £47.75 £92.80 £46.25
UK excluding London median hourly rate £42.06 £36.50 £42.00
% change year-on-year +15.22% -13.10% +29.23%

The following table is for comparison with the above and includes summary statistics for all contract IT job vacancies. 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 contract jobs in our overall sample.

All Contract IT Job Vacancies
UK
Contract vacancies in the UK with a recognized job title 97742 99747 107875
% of contract IT jobs with a recognized job title 94.80% 94.76% 94.91%
Number of daily rates quoted 64508 65028 68632
UK median daily rate £450 £425 £400
Median daily rate % change year-on-year +5.88% +6.25% -
10th Percentile £260 £250 £250
90th Percentile £625 £600 £588
UK excluding London median daily rate £400 £390 £375
% change year-on-year +2.56% +4.00% +3.45%
Number of hourly rates quoted 2923 3319 4120
UK median hourly rate £18.70 £18.00 £18.00
Median hourly rate % change year-on-year +3.89% - +9.09%
10th Percentile £10.96 £10.50 £10.50
90th Percentile £47.83 £47.50 £45.00
UK excluding London median hourly rate £17.50 £17.50 £17.50

JavaScript Developer
Job Vacancy Trend

Job postings that featured JavaScript Developer in the job title as a percentage of all IT jobs advertised.

Job vacancy trend for JavaScript Developer in the UK

JavaScript Developer
Contractor Daily Rate Trend

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

Contractor daily rate trend for JavaScript Developer in the UK

JavaScript Developer
Contractor Daily Rate Histogram

The daily rate distribution of IT jobs citing JavaScript Developer over the 6 months to 23 November 2017.

Contractor daily rate histogram for JavaScript Developer in the UK

JavaScript Developer
Contractor Hourly Rate Trend

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

Contractor hourly rate trend for JavaScript Developer in the UK

JavaScript Developer
Contractor Hourly Rate Histogram

The hourly rate distribution of IT jobs citing JavaScript Developer over the 6 months to 23 November 2017.

Contractor hourly rate histogram for JavaScript Developer in the UK

JavaScript Developer
Top 16 Contract Locations

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing JavaScript Developer within the UK over the 6 months to 23 November 2017. The 'Rank Change' column provides an indication of the change in demand within each location based on the same 6 month period last year.

Location Rank Change
on Same Period
Last Year
Matching
Contract
IT Job Ads
Median
Daily Rate
Past 6 Months
Median Daily Rate
% Change
on Same Period
Last Year
Live
Job
Vacancies
England -4 2117 £450 +5.88% 377
London -2 1338 £500 +11.11% 192
UK excluding London -5 890 £400 +5.26% 190
South East +11 287 £438 +9.38% 61
North of England -3 251 £380 -1.94% 52
Yorkshire -5 131 £400 +6.67% 30
North West +12 114 £375 -6.25% 20
Midlands -9 114 £350 - 30
Scotland +20 87 £400 - 2
East Midlands -2 76 £340 -6.21% 16
East of England +2 63 £375 +3.45% 24
South West -24 60 £363 +9.85% 18
West Midlands -11 38 £350 - 14
Northern Ireland -17 23 £413 +17.86% 1
Wales +15 8 £450 +20.00% 2
North East +13 8 £375 -16.67% 2

JavaScript Developer Skill Set
Top 30 Co-occurring IT Skills

For the 6 months to 23 November 2017, 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 featuring JavaScript Developer in the job title.

1 2240 (100.00%) JavaScript
2 1486 (66.34%) HTML
3 1383 (61.74%) CSS
4 1090 (48.66%) AngularJS
5 1050 (46.88%) Agile Software Development
6 927 (41.38%) React
7 871 (38.88%) Node.js
8 844 (37.68%) HTML5
9 694 (30.98%) TDD
10 659 (29.42%) Front End Development
11 587 (26.21%) CSS3
12 489 (21.83%) Git (software)
13 446 (19.91%) Java
14 391 (17.46%) Sass
15 378 (16.88%) jQuery
16 345 (15.40%) ES6
17 330 (14.73%) C#
18 327 (14.60%) OO
19 323 (14.42%) Finance
20 292 (13.04%) BDD
21 286 (12.77%) Web Development
22 285 (12.72%) RESTful
23 278 (12.41%) User Experience
24 273 (12.19%) .NET
25 269 (12.01%) Scrum
26 263 (11.74%) SQL
27 257 (11.47%) Redux
28 256 (11.43%) Continuous Integration
29 242 (10.80%) Banking
30 230 (10.27%) MVC

JavaScript Developer Skill Set
Co-occurring IT Skills 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 67 (2.99%) CMS
2 43 (1.92%) Apache
3 29 (1.29%) Confluence
4 28 (1.25%) WebSphere
5 26 (1.16%) JBoss
6 25 (1.12%) Elasticsearch
7 24 (1.07%) Tomcat
8 19 (0.85%) WordPress
9 17 (0.76%) Adobe Experience Manager
10 16 (0.71%) Drupal
10 16 (0.71%) SharePoint
11 14 (0.63%) WebLogic
12 13 (0.58%) Apache Spark
12 13 (0.58%) IIS
13 11 (0.49%) WildFly
14 10 (0.45%) Cloud Foundry
15 7 (0.31%) Umbraco
16 6 (0.27%) EPiServer
16 6 (0.27%) SharePoint 2010
16 6 (0.27%) Sitecore CMS
Applications
1 41 (1.83%) Adobe Creative Suite
2 36 (1.61%) Photoshop
3 15 (0.67%) Microsoft Excel
4 9 (0.40%) Adobe Illustrator
5 5 (0.22%) MS Visio
6 4 (0.18%) OmniGraffle
7 3 (0.13%) Microsoft Office
8 2 (0.089%) Microsoft PowerPoint
9 1 (0.045%) GIMP
9 1 (0.045%) InDesign
9 1 (0.045%) Microsoft Project
Business Applications
1 20 (0.89%) Magento
2 19 (0.85%) Dynamics CRM
3 9 (0.40%) ION MarketView
4 5 (0.22%) Salesforce.com CRM
4 5 (0.22%) WebTrends
5 3 (0.13%) Eloqua
6 1 (0.045%) Adobe Campaign
6 1 (0.045%) Oracle BPM
6 1 (0.045%) Sage CRM
Cloud Services
1 160 (7.14%) Amazon AWS
2 112 (5.00%) npm
3 67 (2.99%) Microsoft Azure
4 42 (1.88%) GitHub
5 37 (1.65%) SaaS
6 22 (0.98%) Serverless
7 20 (0.89%) PaaS
8 15 (0.67%) IaaS
9 13 (0.58%) Amazon EC2
10 12 (0.54%) AWS Lambda
10 12 (0.54%) Yarn
11 10 (0.45%) Slack
12 9 (0.40%) Google Cloud Platform
13 7 (0.31%) Amazon CloudWatch
14 6 (0.27%) Heroku
15 5 (0.22%) Amazon S3
15 5 (0.22%) Cloud Computing
15 5 (0.22%) Firebase
15 5 (0.22%) Google Analytics
16 4 (0.18%) AWS Elastic Beanstalk
Communications & Networking
1 45 (2.01%) HTTP
2 21 (0.94%) Internet
3 17 (0.76%) TCP/IP
4 14 (0.63%) SMS
5 12 (0.54%) SSL
6 6 (0.27%) Skype
7 5 (0.22%) CTI
7 5 (0.22%) Intranet
8 4 (0.18%) Ethernet
8 4 (0.18%) LDAP
9 3 (0.13%) DNS
9 3 (0.13%) DWDM
9 3 (0.13%) IPFIX
9 3 (0.13%) MQTT
9 3 (0.13%) MRTG
9 3 (0.13%) SNMP
10 1 (0.045%) Firewall
10 1 (0.045%) NetScaler
10 1 (0.045%) Unified Communications
10 1 (0.045%) VPN
Database & Business Intelligence
1 137 (6.12%) NoSQL
2 133 (5.94%) SQL Server
3 115 (5.13%) MongoDB
4 92 (4.11%) MySQL
5 50 (2.23%) PostgreSQL
6 47 (2.10%) Relational Database
7 40 (1.79%) Big Data
8 32 (1.43%) Redis
9 20 (0.89%) OLAP
10 19 (0.85%) Amazon DynamoDB
10 19 (0.85%) Apache Cassandra
11 16 (0.71%) RDBMS
12 14 (0.63%) SQL Server 2008
13 13 (0.58%) RavenDB
13 13 (0.58%) SQL Server Reporting Services
14 9 (0.40%) Power BI
15 8 (0.36%) CouchDB
16 7 (0.31%) DB2
16 7 (0.31%) Hadoop
16 7 (0.31%) SQLPlus
Development Applications
1 489 (21.83%) Git (software)
2 175 (7.81%) gulp
3 168 (7.50%) Grunt
4 159 (7.10%) Jasmine
5 156 (6.96%) webpack
6 154 (6.88%) Jenkins
7 104 (4.64%) Selenium
8 97 (4.33%) Mocha
9 93 (4.15%) Karma Test Runner
10 75 (3.35%) JIRA
11 58 (2.59%) Subversion
12 57 (2.54%) Babel
13 52 (2.32%) JUnit
14 49 (2.19%) Maven
15 42 (1.88%) Cucumber
16 39 (1.74%) Visual Studio
17 37 (1.65%) Protractor
18 33 (1.47%) Bower
18 33 (1.47%) WebDriver
19 32 (1.43%) TeamCity
General
1 323 (14.42%) Finance
2 242 (10.80%) Banking
3 138 (6.16%) Front Office
4 109 (4.87%) Investment Banking
5 96 (4.29%) Retail
6 51 (2.28%) Telecoms
7 42 (1.88%) Marketing
8 40 (1.79%) Games
9 33 (1.47%) Publishing
10 23 (1.03%) Law
11 17 (0.76%) Manufacturing
12 16 (0.71%) Electronics
13 14 (0.63%) Legal
14 13 (0.58%) Back Office
15 12 (0.54%) Advertising
16 5 (0.22%) Automotive
16 5 (0.22%) Retail Banking
17 4 (0.18%) Financial Institution
17 4 (0.18%) Multimedia
18 3 (0.13%) Pharmaceutical
Libraries, Frameworks & Software Standards
1 1486 (66.34%) HTML
2 1383 (61.74%) CSS
3 1090 (48.66%) AngularJS
4 927 (41.38%) React
5 871 (38.88%) Node.js
6 844 (37.68%) HTML5
7 587 (26.21%) CSS3
8 391 (17.46%) Sass
9 378 (16.88%) jQuery
10 285 (12.72%) RESTful
11 273 (12.19%) .NET
12 257 (11.47%) Redux
13 221 (9.87%) Web Services
14 216 (9.64%) JSON
15 190 (8.48%) REST
16 184 (8.21%) Twitter Bootstrap
17 170 (7.59%) LESS
18 151 (6.74%) Spring
19 131 (5.85%) XML
20 117 (5.22%) Angular 2
Miscellaneous
1 278 (12.41%) User Experience
2 164 (7.32%) Greenfield Project
3 79 (3.53%) Fintech
4 59 (2.63%) Analytical Skills
5 48 (2.14%) Mobile App
6 46 (2.05%) Foreign Exchange (FX)
7 44 (1.96%) Computer Science
8 40 (1.79%) Derivative
9 39 (1.74%) Fixed Income
10 37 (1.65%) Equity Derivative
11 31 (1.38%) Virtual Team
12 25 (1.12%) Market Risk
13 24 (1.07%) Linux Command Line
14 23 (1.03%) Data Structures
15 18 (0.80%) Equities
16 17 (0.76%) Video on Demand
17 15 (0.67%) Hedge funds
18 14 (0.63%) Video\Live Streaming
18 14 (0.63%) W3C
19 11 (0.49%) Management Information System
Operating Systems
1 143 (6.38%) Linux
2 50 (2.23%) Unix
3 37 (1.65%) Android
4 36 (1.61%) Apple iOS
4 36 (1.61%) Windows
5 9 (0.40%) Mac OS
5 9 (0.40%) Windows 10
6 8 (0.36%) Mac OS X
7 5 (0.22%) Red Hat Enterprise Linux
8 4 (0.18%) AIX
9 2 (0.089%) CentOS
9 2 (0.089%) Windows Server
10 1 (0.045%) VMS
10 1 (0.045%) zOS
Processes & Methodologies
1 1050 (46.88%) Agile Software Development
2 694 (30.98%) TDD
3 659 (29.42%) Front End Development
4 327 (14.60%) OO
5 292 (13.04%) BDD
6 286 (12.77%) Web Development
7 269 (12.01%) Scrum
8 256 (11.43%) Continuous Integration
9 230 (10.27%) MVC
10 220 (9.82%) Test Automation
11 155 (6.92%) Pair Programming
12 149 (6.65%) Software Engineering
12 149 (6.65%) Unit Testing
13 134 (5.98%) Responsive Web Design
14 133 (5.94%) E-Commerce
15 124 (5.54%) Microservices
16 113 (5.04%) DevOps
17 112 (5.00%) Continuous Improvement
18 95 (4.24%) SDLC
19 92 (4.11%) Open Source
Programming Languages
1 2240 (100.00%) JavaScript
2 446 (19.91%) Java
3 345 (15.40%) ES6
4 330 (14.73%) C#
5 263 (11.74%) SQL
6 204 (9.11%) TypeScript
7 100 (4.46%) PHP
8 93 (4.15%) Python
9 39 (1.74%) Ruby
10 31 (1.38%) ECMAScript
11 30 (1.34%) Scala
12 21 (0.94%) PL/SQL
13 19 (0.85%) T-SQL
14 16 (0.71%) Go
14 16 (0.71%) GraphQL
15 15 (0.67%) C++
16 13 (0.58%) Shell Script
17 12 (0.54%) C
18 10 (0.45%) Perl
19 9 (0.40%) Bash Shell
Qualifications
1 63 (2.81%) Degree
2 31 (1.38%) Security Cleared
3 20 (0.89%) Computer Science Degree
3 20 (0.89%) SC Cleared
4 6 (0.27%) BPSS Clearance
5 3 (0.13%) CTC Cleared
6 1 (0.045%) BC Cleared
6 1 (0.045%) CFA
6 1 (0.045%) Numerate Degree
6 1 (0.045%) OCPJP
Quality Assurance & Compliance
1 41 (1.83%) QA
2 15 (0.67%) WCAG
3 10 (0.45%) WAI
4 3 (0.13%) HL7
5 2 (0.089%) Disclosure Scotland
5 2 (0.089%) MiFID
6 1 (0.045%) GDPR
6 1 (0.045%) ISO/IEC 27001
System Software
1 176 (7.86%) Docker
2 13 (0.58%) Active Directory
3 3 (0.13%) Varnish
Systems Management
1 36 (1.61%) Ansible
2 31 (1.38%) Kubernetes
3 28 (1.25%) Terraform
4 20 (0.89%) Puppet
5 19 (0.85%) Opscode Chef
6 13 (0.58%) Kibana
7 12 (0.54%) Grafana
8 9 (0.40%) Business Desktop Deployment
9 5 (0.22%) ITRS Geneos
10 2 (0.089%) Rancher
11 1 (0.045%) logstash
11 1 (0.045%) Prometheus
Vendors
1 69 (3.08%) Microsoft
2 62 (2.77%) Adobe
3 48 (2.14%) Oracle
4 46 (2.05%) Google
5 22 (0.98%) Salesforce.com
6 18 (0.80%) Twitter
7 17 (0.76%) Apigee
8 16 (0.71%) SAP
9 13 (0.58%) ServiceNow
10 12 (0.54%) Atlassian
10 12 (0.54%) webMethods
11 11 (0.49%) Cisco
12 9 (0.40%) ION Trading
12 9 (0.40%) Splunk
12 9 (0.40%) Sybase
13 8 (0.36%) Demandware
13 8 (0.36%) Perforce
13 8 (0.36%) Red Hat
14 7 (0.31%) Apple
14 7 (0.31%) IBM