Period
to 10 December 2017

The following table provides summary statistics for contract job vacancies advertised in England with a requirement for JavaScript skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited JavaScript over the 6 months to 10 December 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.

JavaScript (including ECMAScript)
UK > England
6 months to
10 Dec 2017
Same period 2016 Same period 2015
Rank 7 8 9
Rank change year-on-year +1 +1 +2
Contract jobs citing JavaScript 10537 10991 11018
As % of all contract IT jobs advertised in England 11.17% 11.51% 10.60%
As % of the Programming Languages category 26.44% 28.43% 27.30%
Number of daily rates quoted 7912 8122 8125
England median daily rate £450 £415 £400
Median daily rate % change year-on-year +8.43% +3.75% +6.67%
10th Percentile £306 £300 £268
90th Percentile £613 £575 £563
UK median daily rate £440 £413 £400
% change year-on-year +6.67% +3.13% +6.67%
Number of hourly rates quoted 105 98 125
England median hourly rate £42.50 £39.00 £32.50
Median hourly rate % change year-on-year +8.97% +20.00% -1.52%
10th Percentile £22.87 £15.00 £18.59
90th Percentile £63.75 £59.31 £47.50
UK median hourly rate £42.50 £38.25 £32.63
% change year-on-year +11.11% +17.24% -2.76%

JavaScript is in the Programming Languages category. The following table is for comparison with the above and provides summary statistics for all contract job vacancies advertised in England with a requirement for coding skills.

All Programming Languages
England
Contract vacancies with a requirement for coding skills 39853 38663 40362
As % of all contract IT jobs advertised in England 42.25% 40.50% 38.85%
Number of daily rates quoted 28202 26759 27683
England median daily rate £463 £425 £413
Median daily rate % change year-on-year +8.82% +3.03% +3.13%
10th Percentile £310 £288 £275
90th Percentile £638 £600 £600
UK median daily rate £450 £425 £400
% change year-on-year +5.88% +6.25% -
Number of hourly rates quoted 732 796 974
England median hourly rate £40.00 £38.88 £37.50
Median hourly rate % change year-on-year +2.89% +3.67% +17.00%
10th Percentile £16.26 £14.56 £14.13
90th Percentile £52.48 £51.89 £50.00
UK median hourly rate £40.00 £39.23 £37.50
% change year-on-year +1.98% +4.60% +15.38%

JavaScript
Job Vacancy Trend in England

Job postings citing JavaScript as a percentage of all IT jobs advertised in England.

Job vacancy trend for JavaScript in England

JavaScript
Contractor Daily Rate Trend in England

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

Contractor daily rate trend for JavaScript in England

JavaScript
Contractor Daily Rate Histogram in England

The daily rate distribution of IT jobs citing JavaScript in England over the 6 months to 10 December 2017.

Contractor daily rate histogram for JavaScript in England

JavaScript
Contractor Hourly Rate Trend in England

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

Contractor hourly rate trend for JavaScript in England

JavaScript
Contractor Hourly Rate Histogram in England

The hourly rate distribution of IT jobs citing JavaScript in England over the 6 months to 10 December 2017.

Contractor hourly rate histogram for JavaScript in England

JavaScript
Contract Job Locations in England

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing JavaScript within the England region over the 6 months to 10 December 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
London -1 6055 £485 +7.78% 948
South East +1 1531 £400 +6.67% 433
North of England +1 1236 £388 +1.64% 464
Midlands -2 711 £350 -3.45% 261
North West +3 652 £375 - 247
South West 0 563 £370 +5.34% 163
Yorkshire -1 527 £400 - 187
East of England +2 417 £375 - 151
West Midlands 0 402 £350 - 139
East Midlands -4 302 £348 -7.33% 119
North East -5 71 £400 - 30
JavaScript
UK

For the 6 months to 10 December 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 England region with a requirement for JavaScript.

1 6378 (60.53%) HTML
2 5745 (54.52%) CSS
3 4888 (46.39%) Agile Software Development
4 3548 (33.67%) AngularJS
5 3091 (29.33%) HTML5
6 3055 (28.99%) Java
7 2684 (25.47%) TDD
8 2493 (23.66%) React
9 2422 (22.99%) .NET
10 2391 (22.69%) Node.js
11 2383 (22.62%) C#
12 2181 (20.70%) Git (software)
13 2179 (20.68%) Front End Development
14 2163 (20.53%) jQuery
15 2069 (19.64%) SQL
16 2031 (19.27%) CSS3
17 1857 (17.62%) MVC
18 1622 (15.39%) Finance
19 1607 (15.25%) Scrum
20 1446 (13.72%) Web Services
21 1443 (13.69%) Web Development
22 1348 (12.79%) SQL Server
23 1324 (12.57%) BDD
24 1300 (12.34%) REST
25 1285 (12.20%) Test Automation
26 1283 (12.18%) Continuous Integration
27 1258 (11.94%) ASP.NET
28 1181 (11.21%) RESTful
29 1167 (11.08%) Sass
30 1162 (11.03%) OO

JavaScript
Co-occurring IT Skills in England 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
1 470 (4.46%) CMS
2 294 (2.79%) Apache
3 274 (2.60%) Elasticsearch
4 265 (2.51%) SharePoint
5 242 (2.30%) Confluence
6 212 (2.01%) Drupal
7 191 (1.81%) Tomcat
8 178 (1.69%) WordPress
9 174 (1.65%) IIS
10 148 (1.40%) JBoss
11 139 (1.32%) WebSphere
12 100 (0.95%) Umbraco
13 99 (0.94%) Adobe Experience Manager
14 91 (0.86%) Apache Spark
15 83 (0.79%) WebLogic
16 82 (0.78%) nginx
17 77 (0.73%) Oracle SOA Suite
18 70 (0.66%) SharePoint 2013
19 68 (0.65%) Cloud Foundry
20 61 (0.58%) Apache Solr
Applications
1 208 (1.97%) Photoshop
2 97 (0.92%) Adobe Creative Suite
3 87 (0.83%) Microsoft Excel
4 85 (0.81%) Adobe Illustrator
5 52 (0.49%) Microsoft Office
6 38 (0.36%) InVision
7 35 (0.33%) OmniGraffle
8 34 (0.32%) MS Visio
9 21 (0.20%) Microsoft PowerPoint
10 18 (0.17%) InfoPath
11 15 (0.14%) Chatbot
11 15 (0.14%) GIMP
12 9 (0.085%) Adobe Premiere
12 9 (0.085%) Microsoft Project
13 8 (0.076%) Adobe After Effects
14 7 (0.066%) Fireworks
14 7 (0.066%) UXPin
15 6 (0.057%) Acrobat
15 6 (0.057%) InDesign
16 5 (0.047%) Spreadsheet
Business Applications
1 176 (1.67%) Dynamics CRM
2 137 (1.30%) Magento
3 27 (0.26%) Adobe Campaign
4 25 (0.24%) Oracle BPM
5 23 (0.22%) Payment Gateway
6 17 (0.16%) ION MarketView
7 16 (0.15%) SAP Hybris
8 10 (0.095%) RMDS
8 10 (0.095%) Salesforce.com CRM
8 10 (0.095%) Shopify
9 7 (0.066%) Dynamics AX
9 7 (0.066%) Eloqua
9 7 (0.066%) KANA IQ
10 6 (0.057%) OpenText Process Suite
10 6 (0.057%) SDL Web 8
10 6 (0.057%) WebTrends
11 5 (0.047%) Dynamics NAV
11 5 (0.047%) NetSuite
11 5 (0.047%) Oracle Applications
11 5 (0.047%) Oracle EBS
Cloud Services
1 1015 (9.63%) Amazon AWS
2 669 (6.35%) Microsoft Azure
3 302 (2.87%) npm
4 271 (2.57%) GitHub
5 151 (1.43%) SaaS
6 118 (1.12%) Serverless
7 104 (0.99%) Amazon EC2
8 98 (0.93%) PaaS
9 91 (0.86%) Office 365
10 80 (0.76%) Google Cloud Platform
11 77 (0.73%) Google Analytics
12 69 (0.65%) Cloud Computing
13 68 (0.65%) AWS Lambda
13 68 (0.65%) Slack
14 67 (0.64%) Heroku
15 57 (0.54%) IaaS
16 50 (0.47%) Amazon S3
16 50 (0.47%) Dynamics 365
17 32 (0.30%) Route 53
18 31 (0.29%) Adobe Analytics
Communications & Networking
1 227 (2.15%) HTTP
2 174 (1.65%) Internet
3 75 (0.71%) SMS
4 67 (0.64%) TCP/IP
5 62 (0.59%) SSL
6 56 (0.53%) Intranet
7 45 (0.43%) Firewall
8 43 (0.41%) LDAP
9 33 (0.31%) DNS
10 28 (0.27%) Skype
11 27 (0.26%) FTP
12 19 (0.18%) SMTP
13 15 (0.14%) VPN
14 13 (0.12%) Network Security
15 12 (0.11%) SSH
16 11 (0.10%) Kerberos
16 11 (0.10%) WAN
17 10 (0.095%) Bluetooth
17 10 (0.095%) Broadband
17 10 (0.095%) LAN
Database & Business Intelligence
1 1348 (12.79%) SQL Server
2 800 (7.59%) MySQL
3 689 (6.54%) MongoDB
4 662 (6.28%) NoSQL
5 460 (4.37%) Relational Database
6 383 (3.63%) PostgreSQL
7 227 (2.15%) Big Data
8 158 (1.50%) RDBMS
9 156 (1.48%) Redis
10 136 (1.29%) Apache Cassandra
11 130 (1.23%) SQL Server Integration Services
12 125 (1.19%) SQL Server Reporting Services
13 121 (1.15%) Hadoop
14 117 (1.11%) SQL Server 2008
15 116 (1.10%) Oracle Database
16 85 (0.81%) Amazon DynamoDB
17 68 (0.65%) SQL Server 2012
18 61 (0.58%) Data Warehouse
19 55 (0.52%) DB2
20 48 (0.46%) Neo4j
Development Applications
1 2181 (20.70%) Git (software)
2 1027 (9.75%) Jenkins
3 633 (6.01%) JIRA
4 600 (5.69%) Selenium
5 550 (5.22%) gulp
6 489 (4.64%) Jasmine
7 479 (4.55%) Grunt
8 475 (4.51%) Maven
9 456 (4.33%) webpack
10 407 (3.86%) Subversion
11 376 (3.57%) Cucumber
12 369 (3.50%) JUnit
13 367 (3.48%) Visual Studio
14 283 (2.69%) TeamCity
15 277 (2.63%) Team Foundation Server
16 260 (2.47%) Mocha
17 252 (2.39%) Karma Test Runner
18 208 (1.97%) Protractor
19 193 (1.83%) WebDriver
20 175 (1.66%) Gradle
General
1 1622 (15.39%) Finance
2 904 (8.58%) Banking
3 375 (3.56%) Retail
4 352 (3.34%) Marketing
5 297 (2.82%) Front Office
6 275 (2.61%) Investment Banking
7 193 (1.83%) Games
8 180 (1.71%) Telecoms
9 116 (1.10%) Publishing
10 108 (1.02%) Advertising
11 97 (0.92%) Manufacturing
12 80 (0.76%) Law
13 74 (0.70%) Electronics
14 73 (0.69%) Financial Institution
15 71 (0.67%) Back Office
16 53 (0.50%) Automotive
17 48 (0.46%) Legal
18 39 (0.37%) Retail Banking
19 19 (0.18%) French Language
20 16 (0.15%) Spanish Language
Job Titles
1 8426 (79.97%) Developer
2 2087 (19.81%) JavaScript Developer
3 1637 (15.54%) Front End Developer (Client-Side Developer)
4 1249 (11.85%) Java Developer
5 1087 (10.32%) .NET Developer
6 833 (7.91%) Full Stack Developer
7 832 (7.90%) Angular Developer
8 821 (7.79%) Senior Developer
9 819 (7.77%) C# Developer
10 678 (6.43%) HTML Developer
11 509 (4.83%) Web Developer
12 489 (4.64%) Node.js Developer
13 484 (4.59%) UI Developer
14 466 (4.42%) C# .NET Developer
15 425 (4.03%) HTML CSS Developer
16 345 (3.27%) PHP Developer
17 308 (2.92%) Agile Developer
18 283 (2.69%) Architect
19 279 (2.65%) ASP.NET Developer
20 272 (2.58%) SQL Developer
Libraries, Frameworks & Software Standards
1 6378 (60.53%) HTML
2 5745 (54.52%) CSS
3 3548 (33.67%) AngularJS
4 3091 (29.33%) HTML5
5 2493 (23.66%) React
6 2422 (22.99%) .NET
7 2391 (22.69%) Node.js
8 2163 (20.53%) jQuery
9 2031 (19.27%) CSS3
10 1446 (13.72%) Web Services
11 1300 (12.34%) REST
12 1258 (11.94%) ASP.NET
13 1181 (11.21%) RESTful
14 1167 (11.08%) Sass
15 1009 (9.58%) XML
16 924 (8.77%) Spring
17 909 (8.63%) JSON
18 774 (7.35%) Twitter Bootstrap
19 761 (7.22%) Redux
20 695 (6.60%) ASP.NET MVC
Miscellaneous
1 1101 (10.45%) User Experience
2 674 (6.40%) Greenfield Project
3 475 (4.51%) Analytical Skills
4 472 (4.48%) Mobile App
5 313 (2.97%) Computer Science
6 265 (2.51%) Fintech
7 152 (1.44%) Enterprise Software
8 135 (1.28%) Fixed Income
9 131 (1.24%) Foreign Exchange (FX)
10 115 (1.09%) Data Structures
11 97 (0.92%) Virtual Team
12 91 (0.86%) Algorithms
13 84 (0.80%) Linux Command Line
14 82 (0.78%) W3C
15 77 (0.73%) Hedge funds
16 74 (0.70%) Derivative
17 67 (0.64%) N-Tier
18 58 (0.55%) Video on Demand
19 53 (0.50%) iPad
20 52 (0.49%) Management Information System
Operating Systems
1 1037 (9.84%) Linux
2 439 (4.17%) Unix
3 437 (4.15%) Windows
4 303 (2.88%) Android
5 281 (2.67%) Apple iOS
6 119 (1.13%) Red Hat Enterprise Linux
7 88 (0.84%) Windows Server
8 57 (0.54%) Mac OS X
9 39 (0.37%) Ubuntu
10 37 (0.35%) CentOS
11 35 (0.33%) Mac OS
12 22 (0.21%) Windows Server 2012
13 18 (0.17%) AIX
14 15 (0.14%) Windows 10
15 14 (0.13%) Windows Server 2008
16 13 (0.12%) Windows Server 2003
17 9 (0.085%) Debian
18 7 (0.066%) Solaris
18 7 (0.066%) Windows 2000
18 7 (0.066%) Windows XP
Processes & Methodologies
1 4888 (46.39%) Agile Software Development
2 2684 (25.47%) TDD
3 2179 (20.68%) Front End Development
4 1857 (17.62%) MVC
5 1607 (15.25%) Scrum
6 1443 (13.69%) Web Development
7 1324 (12.57%) BDD
8 1285 (12.20%) Test Automation
9 1283 (12.18%) Continuous Integration
10 1162 (11.03%) OO
11 824 (7.82%) DevOps
12 778 (7.38%) Software Engineering
13 742 (7.04%) Unit Testing
14 721 (6.84%) Microservices
15 718 (6.81%) E-Commerce
16 521 (4.94%) Open Source
17 515 (4.89%) SDLC
18 496 (4.71%) Responsive Web Design
19 481 (4.56%) Kanban
20 402 (3.82%) Pair Programming
Programming Languages
1 3055 (28.99%) Java
2 2383 (22.62%) C#
3 2069 (19.64%) SQL
4 935 (8.87%) PHP
5 931 (8.84%) Python
6 784 (7.44%) ES6
7 532 (5.05%) TypeScript
8 416 (3.95%) Ruby
9 336 (3.19%) Scala
10 276 (2.62%) T-SQL
11 233 (2.21%) C++
12 182 (1.73%) PowerShell
13 167 (1.58%) PL/SQL
14 151 (1.43%) C
15 150 (1.42%) Groovy
16 142 (1.35%) Bash Shell
17 130 (1.23%) VB.NET
18 127 (1.21%) Perl
19 111 (1.05%) Go
20 108 (1.02%) ECMAScript
Qualifications
1 432 (4.10%) Degree
2 292 (2.77%) Security Cleared
3 198 (1.88%) SC Cleared
4 157 (1.49%) Computer Science Degree
5 51 (0.48%) BPSS Clearance
6 27 (0.26%) ISTQB
7 25 (0.24%) Microsoft Certification
8 22 (0.21%) DV Cleared
8 22 (0.21%) ISEB
9 19 (0.18%) Master's Degree
10 14 (0.13%) PMP
11 11 (0.10%) CTC Cleared
11 11 (0.10%) MCSE
12 6 (0.057%) DBS Check
12 6 (0.057%) ISTQB Foundation Certification
12 6 (0.057%) ITIL Certification
12 6 (0.057%) Oracle Certification
13 5 (0.047%) CISSP
13 5 (0.047%) PhD
14 4 (0.038%) OCP
Quality Assurance & Compliance
1 460 (4.37%) QA
2 54 (0.51%) WCAG
3 30 (0.28%) WAI
4 25 (0.24%) MiFID
5 23 (0.22%) Disclosure Scotland
6 18 (0.17%) HL7
7 13 (0.12%) Data Quality
7 13 (0.12%) SLA
8 10 (0.095%) ISO/IEC 27001
9 8 (0.076%) GCP
9 8 (0.076%) GDPR
10 7 (0.066%) PCI DSS
11 5 (0.047%) PMO
12 3 (0.028%) EMIR
12 3 (0.028%) Sarbanes-Oxley
13 2 (0.019%) PSD2
13 2 (0.019%) RosettaNet
13 2 (0.019%) Solvency II
14 1 (0.009%) FedRAMP
14 1 (0.009%) ISO/IEC 27002 (supersedes ISO/IEC 17799)
System Software
1 728 (6.91%) Docker
2 96 (0.91%) Active Directory
3 27 (0.26%) VMware Infrastructure
4 24 (0.23%) Virtual Machines
5 13 (0.12%) VMware NSX
6 11 (0.10%) Varnish
7 9 (0.085%) Apache Flume
7 9 (0.085%) Apache ZooKeeper
8 8 (0.076%) Brightmail
9 7 (0.066%) Virtual Servers
10 6 (0.057%) etcd
10 6 (0.057%) VirtualBox
11 5 (0.047%) Firmware
11 5 (0.047%) HDFS
11 5 (0.047%) VMware ESXi
11 5 (0.047%) vSphere
12 4 (0.038%) OpenAM
12 4 (0.038%) OpenDJ
13 3 (0.028%) Virtual Desktop
14 2 (0.019%) vCloud
Systems Management
1 266 (2.52%) Ansible
2 265 (2.51%) Puppet
3 210 (1.99%) Opscode Chef
4 197 (1.87%) Kubernetes
5 97 (0.92%) Terraform
6 65 (0.62%) Kibana
7 53 (0.50%) Grafana
8 30 (0.28%) logstash
9 28 (0.27%) Nagios
10 24 (0.23%) Business Desktop Deployment
11 20 (0.19%) ZABBIX
12 17 (0.16%) HP Quality Center
12 17 (0.16%) vRealize
13 16 (0.15%) Mesos
13 16 (0.15%) Rancher
14 15 (0.14%) Docker Swarm
14 15 (0.14%) Sysdig
15 12 (0.11%) SCCM
16 9 (0.085%) BladeLogic
16 9 (0.085%) Hadoop YARN
Vendors
1 925 (8.78%) Microsoft
2 654 (6.21%) Oracle
3 311 (2.95%) Adobe
4 234 (2.22%) Google
5 161 (1.53%) ServiceNow
6 149 (1.41%) IBM
7 136 (1.29%) Salesforce.com
8 131 (1.24%) SAP
9 99 (0.94%) Sitecore
10 81 (0.77%) Splunk
11 77 (0.73%) Red Hat
12 73 (0.69%) hybris
13 69 (0.65%) Sybase
14 68 (0.65%) Apigee
15 67 (0.64%) Zend
16 63 (0.60%) Atlassian
16 63 (0.60%) New Relic
17 58 (0.55%) VMware
18 50 (0.47%) Twitter
19 47 (0.45%) Apple