Period
to 23 November 2017

The following table provides summary statistics for contract job vacancies 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 23 November 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
6 months to
23 Nov 2017
Same period 2016 Same period 2015
Rank 7 8 9
Rank change year-on-year +1 +1 +2
Contract jobs citing JavaScript 11476 12010 11562
As % of all contract IT jobs advertised in the UK 11.13% 11.41% 10.17%
As % of the Programming Languages category 26.56% 28.29% 26.52%
Number of daily rates quoted 8535 8807 8382
UK median daily rate £438 £410 £395
Median daily rate % change year-on-year +6.71% +3.80% +5.33%
10th Percentile £306 £293 £263
90th Percentile £600 £575 £555
UK excluding London median daily rate £380 £375 £355
% change year-on-year +1.33% +5.63% +5.19%
Number of hourly rates quoted 117 105 127
UK median hourly rate £43.00 £37.50 £33.55
Median hourly rate % change year-on-year +14.67% +11.77% -4.14%
10th Percentile £22.20 £15.00 £19.69
90th Percentile £63.75 £58.59 £47.50
UK excluding London median hourly rate £45.00 £37.50 £36.00
% change year-on-year +20.00% +4.17% +10.77%

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 with a requirement for coding skills.

All Programming Languages
UK
Contract vacancies with a requirement for coding skills 43210 42451 43594
As % of all contract IT jobs advertised in the UK 41.91% 40.33% 38.35%
Number of daily rates quoted 30200 29151 29477
UK median daily rate £450 £425 £400
Median daily rate % change year-on-year +5.88% +6.25% -
10th Percentile £308 £283 £269
90th Percentile £638 £588 £588
UK excluding London median daily rate £400 £375 £370
% change year-on-year +6.67% +1.35% +5.71%
Number of hourly rates quoted 801 886 1045
UK median hourly rate £40.00 £37.50 £37.45
Median hourly rate % change year-on-year +6.67% +0.13% +20.81%
10th Percentile £16.25 £14.44 £14.13
90th Percentile £52.50 £52.50 £50.00
UK excluding London median hourly rate £40.00 £37.75 £37.50
% change year-on-year +5.96% +0.67% +19.05%

JavaScript
Job Vacancy Trend

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

Job vacancy trend for JavaScript in the UK

JavaScript
Contractor Daily Rate Trend

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

Contractor daily rate trend for JavaScript in the UK

JavaScript
Contractor Daily Rate Histogram

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

Contractor daily rate histogram for JavaScript in the UK

JavaScript
Contractor Hourly Rate Trend

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

Contractor hourly rate trend for JavaScript in the UK

JavaScript
Contractor Hourly Rate Histogram

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

Contractor hourly rate histogram for JavaScript in the UK

JavaScript
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 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 +1 10618 £450 +9.09% 2538
London -1 6081 £476 +5.67% 1033
UK excluding London +1 5280 £380 +1.33% 1592
South East 0 1558 £400 +6.67% 436
North of England 0 1254 £388 +0.65% 435
Midlands -2 721 £350 -2.78% 270
North West +2 651 £375 - 215
South West +1 558 £363 +3.57% 172
Yorkshire -2 535 £400 +2.56% 195
Scotland 0 522 £375 +7.14% 66
East of England +4 423 £375 - 189
West Midlands -1 398 £350 - 133
East Midlands -2 319 £350 -6.67% 131
Wales +2 136 £400 -8.57% 18
Northern Ireland +9 127 £413 +17.86% 6
North East -2 81 £400 - 25

For the 6 months to 23 November 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 with a requirement for JavaScript.

1 7054 (61.47%) HTML
2 6408 (55.84%) CSS
3 5375 (46.84%) Agile Software Development
4 3960 (34.51%) AngularJS
5 3464 (30.18%) Java
6 3360 (29.28%) HTML5
7 2917 (25.42%) TDD
8 2667 (23.24%) React
9 2605 (22.70%) Node.js
10 2580 (22.48%) .NET
11 2555 (22.26%) C#
12 2410 (21.00%) Git (software)
13 2381 (20.75%) jQuery
14 2333 (20.33%) SQL
15 2324 (20.25%) Front End Development
16 2228 (19.41%) CSS3
17 2092 (18.23%) MVC
18 1782 (15.53%) Finance
19 1766 (15.39%) Scrum
20 1655 (14.42%) Web Services
21 1630 (14.20%) Web Development
22 1464 (12.76%) SQL Server
23 1430 (12.46%) Continuous Integration
24 1420 (12.37%) Test Automation
25 1398 (12.18%) BDD
26 1382 (12.04%) ASP.NET
27 1346 (11.73%) RESTful
28 1345 (11.72%) REST
29 1286 (11.21%) OO
30 1257 (10.95%) Sass

JavaScript
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
1 516 (4.50%) CMS
2 319 (2.78%) Apache
3 303 (2.64%) SharePoint
4 299 (2.61%) Elasticsearch
5 261 (2.27%) Confluence
6 234 (2.04%) Tomcat
7 232 (2.02%) Drupal
8 214 (1.86%) WebSphere
9 205 (1.79%) IIS
10 189 (1.65%) WordPress
11 184 (1.60%) JBoss
12 128 (1.12%) WebLogic
13 109 (0.95%) Umbraco
14 107 (0.93%) Adobe Experience Manager
15 97 (0.85%) Apache Spark
15 97 (0.85%) nginx
16 84 (0.73%) SharePoint 2013
17 79 (0.69%) Oracle SOA Suite
18 73 (0.64%) Cloud Foundry
18 73 (0.64%) SharePoint 2010
Applications
1 235 (2.05%) Photoshop
2 97 (0.85%) Adobe Creative Suite
3 89 (0.78%) Microsoft Excel
4 87 (0.76%) Adobe Illustrator
5 55 (0.48%) Microsoft Office
6 37 (0.32%) OmniGraffle
7 36 (0.31%) MS Visio
8 34 (0.30%) InVision
9 20 (0.17%) Microsoft PowerPoint
10 19 (0.17%) InfoPath
11 15 (0.13%) Chatbot
12 13 (0.11%) GIMP
13 9 (0.078%) Adobe Premiere
13 9 (0.078%) Microsoft Project
13 9 (0.078%) UXPin
14 8 (0.070%) Fireworks
15 6 (0.052%) Acrobat
15 6 (0.052%) InDesign
15 6 (0.052%) SPSS
16 5 (0.044%) Adobe After Effects
Business Applications
1 186 (1.62%) Dynamics CRM
2 139 (1.21%) Magento
3 26 (0.23%) Adobe Campaign
4 25 (0.22%) Payment Gateway
5 24 (0.21%) Oracle BPM
6 18 (0.16%) ION MarketView
7 16 (0.14%) SAP Hybris
8 11 (0.096%) RMDS
8 11 (0.096%) Salesforce.com CRM
9 9 (0.078%) Shopify
10 8 (0.070%) Dynamics AX
11 7 (0.061%) KANA IQ
11 7 (0.061%) SDL Web 8
12 6 (0.052%) OpenText Process Suite
12 6 (0.052%) Remedy ITSM
12 6 (0.052%) WebTrends
13 5 (0.044%) Oracle EBS R12
13 5 (0.044%) Oracle iProcurement
13 5 (0.044%) Oracle Payables
13 5 (0.044%) Oracle Receivables
Cloud Services
1 1108 (9.65%) Amazon AWS
2 719 (6.27%) Microsoft Azure
3 347 (3.02%) npm
4 301 (2.62%) GitHub
5 156 (1.36%) SaaS
6 148 (1.29%) Serverless
7 136 (1.19%) PaaS
8 115 (1.00%) Amazon EC2
9 110 (0.96%) Office 365
10 92 (0.80%) Google Analytics
11 81 (0.71%) Cloud Computing
12 74 (0.64%) Google Cloud Platform
13 67 (0.58%) AWS Lambda
14 64 (0.56%) IaaS
15 63 (0.55%) Slack
16 61 (0.53%) Amazon S3
16 61 (0.53%) Heroku
17 40 (0.35%) Dynamics 365
18 37 (0.32%) AWS CloudFormation
18 37 (0.32%) Yarn
Communications & Networking
1 244 (2.13%) HTTP
2 197 (1.72%) Internet
3 80 (0.70%) TCP/IP
4 78 (0.68%) SMS
5 66 (0.58%) LDAP
6 65 (0.57%) Intranet
7 62 (0.54%) SSL
8 58 (0.51%) Firewall
9 29 (0.25%) FTP
10 28 (0.24%) DNS
10 28 (0.24%) Skype
11 18 (0.16%) VPN
12 16 (0.14%) SMTP
13 15 (0.13%) Network Security
14 14 (0.12%) AMQP
15 12 (0.10%) SSH
16 11 (0.096%) Bluetooth
16 11 (0.096%) MQTT
16 11 (0.096%) WAN
17 10 (0.087%) Broadband
Database & Business Intelligence
1 1464 (12.76%) SQL Server
2 856 (7.46%) MySQL
3 794 (6.92%) NoSQL
4 767 (6.68%) MongoDB
5 551 (4.80%) Relational Database
6 388 (3.38%) PostgreSQL
7 250 (2.18%) Big Data
8 211 (1.84%) RDBMS
9 151 (1.32%) Redis
10 141 (1.23%) Apache Cassandra
11 137 (1.19%) Hadoop
12 133 (1.16%) Oracle Database
12 133 (1.16%) SQL Server Reporting Services
13 127 (1.11%) SQL Server Integration Services
14 126 (1.10%) SQL Server 2008
15 100 (0.87%) DB2
16 83 (0.72%) Amazon DynamoDB
17 72 (0.63%) SQL Server 2012
18 61 (0.53%) Data Warehouse
19 50 (0.44%) SQL Server 2014
Development Applications
1 2410 (21.00%) Git (software)
2 1124 (9.79%) Jenkins
3 685 (5.97%) JIRA
4 642 (5.59%) Selenium
5 610 (5.32%) gulp
6 589 (5.13%) Grunt
7 545 (4.75%) Jasmine
8 538 (4.69%) Maven
9 462 (4.03%) Subversion
10 457 (3.98%) webpack
11 429 (3.74%) JUnit
12 401 (3.49%) Cucumber
13 398 (3.47%) Visual Studio
14 317 (2.76%) TeamCity
15 301 (2.62%) Team Foundation Server
16 279 (2.43%) Karma Test Runner
17 270 (2.35%) Mocha
18 224 (1.95%) Protractor
19 203 (1.77%) WebDriver
20 197 (1.72%) Eclipse
General
1 1782 (15.53%) Finance
2 1017 (8.86%) Banking
3 385 (3.35%) Retail
4 370 (3.22%) Marketing
5 333 (2.90%) Front Office
6 301 (2.62%) Investment Banking
7 207 (1.80%) Telecoms
8 179 (1.56%) Games
9 137 (1.19%) Publishing
10 116 (1.01%) Manufacturing
11 114 (0.99%) Advertising
12 93 (0.81%) Electronics
13 75 (0.65%) Financial Institution
14 66 (0.58%) Back Office
15 60 (0.52%) Law
16 58 (0.51%) Automotive
17 50 (0.44%) Legal
18 41 (0.36%) Retail Banking
19 21 (0.18%) French Language
20 19 (0.17%) Pharmaceutical
Job Titles
1 9230 (80.43%) Developer
2 2240 (19.52%) JavaScript Developer
3 1754 (15.28%) Front End Developer (Client-Side Developer)
4 1462 (12.74%) Java Developer
5 1188 (10.35%) .NET Developer
6 931 (8.11%) Senior Developer
7 915 (7.97%) Angular Developer
8 906 (7.89%) Full Stack Developer
9 862 (7.51%) C# Developer
10 771 (6.72%) HTML Developer
11 586 (5.11%) Web Developer
12 544 (4.74%) UI Developer
13 512 (4.46%) Node.js Developer
14 505 (4.40%) C# .NET Developer
15 484 (4.22%) HTML CSS Developer
16 389 (3.39%) PHP Developer
17 326 (2.84%) Agile Developer
18 309 (2.69%) Architect
19 306 (2.67%) ASP.NET Developer
20 290 (2.53%) SQL Developer
Libraries, Frameworks & Software Standards
1 7054 (61.47%) HTML
2 6408 (55.84%) CSS
3 3960 (34.51%) AngularJS
4 3360 (29.28%) HTML5
5 2667 (23.24%) React
6 2605 (22.70%) Node.js
7 2580 (22.48%) .NET
8 2381 (20.75%) jQuery
9 2228 (19.41%) CSS3
10 1655 (14.42%) Web Services
11 1382 (12.04%) ASP.NET
12 1346 (11.73%) RESTful
13 1345 (11.72%) REST
14 1257 (10.95%) Sass
15 1162 (10.13%) XML
16 1083 (9.44%) Spring
17 1008 (8.78%) JSON
18 903 (7.87%) Twitter Bootstrap
19 816 (7.11%) Ajax
20 783 (6.82%) Redux
Miscellaneous
1 1191 (10.38%) User Experience
2 684 (5.96%) Greenfield Project
3 510 (4.44%) Analytical Skills
4 500 (4.36%) Mobile App
5 346 (3.01%) Computer Science
6 269 (2.34%) Fintech
7 167 (1.46%) Enterprise Software
8 155 (1.35%) Foreign Exchange (FX)
9 154 (1.34%) Data Structures
10 142 (1.24%) Fixed Income
11 133 (1.16%) Virtual Team
12 128 (1.12%) Algorithms
13 83 (0.72%) Linux Command Line
13 83 (0.72%) W3C
14 82 (0.71%) Derivative
15 74 (0.64%) Hedge funds
16 68 (0.59%) N-Tier
17 64 (0.56%) Management Information System
18 55 (0.48%) Video on Demand
19 53 (0.46%) iPad
Operating Systems
1 1149 (10.01%) Linux
2 515 (4.49%) Unix
3 510 (4.44%) Windows
4 313 (2.73%) Android
5 289 (2.52%) Apple iOS
6 143 (1.25%) Red Hat Enterprise Linux
7 101 (0.88%) Windows Server
8 65 (0.57%) Mac OS X
9 46 (0.40%) Windows Server 2012
10 43 (0.37%) Ubuntu
11 39 (0.34%) Mac OS
11 39 (0.34%) Windows Server 2008
12 37 (0.32%) CentOS
13 26 (0.23%) AIX
14 21 (0.18%) Windows Server 2003
15 19 (0.17%) Windows 10
16 14 (0.12%) Solaris
17 10 (0.087%) Debian
18 9 (0.078%) SUSE Linux Enterprise Server
19 7 (0.061%) CoreOS
Processes & Methodologies
1 5375 (46.84%) Agile Software Development
2 2917 (25.42%) TDD
3 2324 (20.25%) Front End Development
4 2092 (18.23%) MVC
5 1766 (15.39%) Scrum
6 1630 (14.20%) Web Development
7 1430 (12.46%) Continuous Integration
8 1420 (12.37%) Test Automation
9 1398 (12.18%) BDD
10 1286 (11.21%) OO
11 858 (7.48%) DevOps
12 848 (7.39%) Software Engineering
13 792 (6.90%) Unit Testing
14 733 (6.39%) Microservices
15 725 (6.32%) E-Commerce
16 594 (5.18%) SDLC
17 588 (5.12%) Open Source
18 583 (5.08%) Responsive Web Design
19 517 (4.51%) Kanban
20 438 (3.82%) Analytics
Programming Languages
1 3464 (30.18%) Java
2 2555 (22.26%) C#
3 2333 (20.33%) SQL
4 1067 (9.30%) Python
5 1015 (8.84%) PHP
6 811 (7.07%) ES6
7 589 (5.13%) TypeScript
8 441 (3.84%) Ruby
9 346 (3.01%) Scala
10 297 (2.59%) T-SQL
11 249 (2.17%) C++
12 211 (1.84%) PowerShell
13 196 (1.71%) PL/SQL
14 161 (1.40%) Perl
15 153 (1.33%) Groovy
16 149 (1.30%) VB.NET
17 147 (1.28%) Bash Shell
17 147 (1.28%) C
18 115 (1.00%) ECMAScript
19 112 (0.98%) Shell Script
Qualifications
1 488 (4.25%) Degree
2 331 (2.88%) Security Cleared
3 212 (1.85%) SC Cleared
4 173 (1.51%) Computer Science Degree
5 77 (0.67%) BPSS Clearance
6 39 (0.34%) ISTQB
7 36 (0.31%) Microsoft Certification
8 33 (0.29%) ISEB
9 18 (0.16%) MCSE
10 15 (0.13%) DV Cleared
11 14 (0.12%) PMP
12 13 (0.11%) BC Cleared
12 13 (0.11%) CTC Cleared
12 13 (0.11%) Master's Degree
13 8 (0.070%) CISSP
14 7 (0.061%) DBS Check
14 7 (0.061%) MCSD
15 6 (0.052%) ISTQB Foundation Certification
15 6 (0.052%) PMI Certification
16 5 (0.044%) PhD
Quality Assurance & Compliance
1 503 (4.38%) QA
2 50 (0.44%) WCAG
3 39 (0.34%) Disclosure Scotland
4 30 (0.26%) WAI
5 23 (0.20%) MiFID
6 20 (0.17%) HL7
7 18 (0.16%) SLA
8 13 (0.11%) Data Quality
9 9 (0.078%) ISO/IEC 27001
10 7 (0.061%) GCP
10 7 (0.061%) PCI DSS
11 5 (0.044%) GDPR
11 5 (0.044%) PMO
12 3 (0.026%) COBIT
12 3 (0.026%) EMIR
12 3 (0.026%) Sarbanes-Oxley
13 2 (0.017%) FedRAMP
13 2 (0.017%) PSD2
13 2 (0.017%) RosettaNet
13 2 (0.017%) Solvency II
System Software
1 739 (6.44%) Docker
2 102 (0.89%) Active Directory
3 29 (0.25%) VMware Infrastructure
4 22 (0.19%) Virtual Machines
5 10 (0.087%) Varnish
5 10 (0.087%) VMware NSX
6 9 (0.078%) Apache Flume
6 9 (0.078%) Apache ZooKeeper
6 9 (0.078%) VirtualBox
7 8 (0.070%) Brightmail
8 7 (0.061%) Virtual Servers
9 6 (0.052%) etcd
10 5 (0.044%) Firmware
10 5 (0.044%) HDFS
10 5 (0.044%) VMware ESXi
10 5 (0.044%) vSphere
11 4 (0.035%) OpenAM
11 4 (0.035%) OpenDJ
12 3 (0.026%) UAG
12 3 (0.026%) Virtual Desktop
Systems Management
1 274 (2.39%) Ansible
2 269 (2.34%) Puppet
3 221 (1.93%) Opscode Chef
4 192 (1.67%) Kubernetes
5 96 (0.84%) Terraform
6 65 (0.57%) Kibana
7 45 (0.39%) Grafana
8 35 (0.30%) logstash
9 29 (0.25%) Nagios
10 28 (0.24%) Business Desktop Deployment
11 24 (0.21%) SCCM
12 20 (0.17%) ZABBIX
13 19 (0.17%) HP Quality Center
13 19 (0.17%) Mesos
14 17 (0.15%) Systems Management Server (SMS)
15 16 (0.14%) Rancher
16 15 (0.13%) BladeLogic
16 15 (0.13%) Sysdig
17 14 (0.12%) vRealize
18 10 (0.087%) IBM BigFix
Vendors
1 1018 (8.87%) Microsoft
2 773 (6.74%) Oracle
3 333 (2.90%) Adobe
4 263 (2.29%) Google
5 185 (1.61%) IBM
6 178 (1.55%) ServiceNow
7 152 (1.32%) SAP
8 131 (1.14%) Salesforce.com
9 119 (1.04%) Sitecore
10 92 (0.80%) Red Hat
11 76 (0.66%) Zend
12 75 (0.65%) Splunk
13 73 (0.64%) Sybase
14 72 (0.63%) hybris
15 71 (0.62%) Atlassian
16 67 (0.58%) New Relic
17 65 (0.57%) Apigee
18 62 (0.54%) VMware
19 61 (0.53%) Twitter
20 56 (0.49%) HP