Period
to 26 September 2018

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 26 September 2018 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
26 Sep 2018
Same period 2017 Same period 2016
Rank 7 7 9
Rank change year-on-year 0 +2 +1
Contract jobs citing JavaScript 12,718 11,210 11,764
As % of all contract IT jobs advertised in the UK 12.38% 11.31% 11.02%
As % of the Programming Languages category 27.81% 27.03% 27.69%
Number of daily rates quoted 9,237 8,203 8,706
UK median daily rate £450 £425 £400
Median daily rate % change year-on-year +5.88% +6.25% +6.67%
10th Percentile £315 £300 £281
90th Percentile £600 £600 £575
UK excluding London median daily rate £400 £375 £370
% change year-on-year +6.67% +1.35% +5.71%
Number of hourly rates quoted 85 119 108
UK median hourly rate £42.50 £43.39 £38.13
Median hourly rate % change year-on-year -2.05% +13.81% +8.93%
10th Percentile £20.65 £21.95 £15.00
90th Percentile £57.50 £63.75 £59.31
UK excluding London median hourly rate £42.50 £45.00 £38.75
% change year-on-year -5.56% +16.13% +6.16%

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 45,725 41,468 42,490
As % of all contract IT jobs advertised in the UK 44.49% 41.85% 39.79%
Number of daily rates quoted 32,174 28,635 29,215
UK median daily rate £475 £450 £425
Median daily rate % change year-on-year +5.56% +5.88% +6.25%
10th Percentile £313 £305 £280
90th Percentile £638 £625 £588
UK excluding London median daily rate £415 £400 £375
% change year-on-year +3.75% +6.67% +3.45%
Number of hourly rates quoted 715 776 913
UK median hourly rate £41.53 £40.00 £37.50
Median hourly rate % change year-on-year +3.83% +6.67% +2.74%
10th Percentile £16.41 £15.79 £14.03
90th Percentile £52.50 £53.75 £51.50
UK excluding London median hourly rate £42.00 £40.25 £37.50
% change year-on-year +4.35% +7.33% +1.35%

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 26 September 2018.

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 26 September 2018.

Contractor hourly rate histogram for JavaScript in the UK

JavaScript
Top 17 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 26 September 2018. 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 0 11,804 £450 +5.88% 5,230
London +2 6,410 £500 +5.26% 1,828
UK excluding London 0 6,146 £400 +6.67% 3,720
South East +4 1,937 £425 +6.25% 875
North of England +2 1,597 £400 +6.67% 1,065
Midlands +1 825 £400 +14.29% 650
North West -2 746 £390 +4.00% 554
Yorkshire +3 720 £400 - 419
Scotland 0 618 £400 +5.26% 197
South West 0 612 £400 +10.34% 463
West Midlands +1 488 £423 +20.71% 346
East of England -1 412 £425 +13.33% 351
East Midlands 0 333 £375 +7.14% 303
North East +6 132 £400 +8.84% 92
Wales -12 122 £408 +1.88% 91
Northern Ireland 0 44 £433 +4.85% 31
Isle of Man - 1 - -

For the 6 months to 26 September 2018, IT contractor jobs citing JavaScript also mentioned the following skills in order of popularity. The figures indicate the absolute number co-occurrences and as a proportion of all contract job ads with a requirement for JavaScript.

1 7,016 (55.17%) HTML
2 6,513 (51.21%) CSS
3 5,772 (45.38%) Agile Software Development
4 4,119 (32.39%) AngularJS
5 3,470 (27.28%) React
6 3,296 (25.92%) Java
7 3,183 (25.03%) HTML5
8 2,962 (23.29%) Node.js
9 2,958 (23.26%) TDD
10 2,950 (23.20%) C#
11 2,880 (22.65%) .NET
12 2,724 (21.42%) Git (software)
13 2,555 (20.09%) Front End Development
14 2,329 (18.31%) jQuery
15 2,295 (18.05%) SQL
16 2,144 (16.86%) MVC
17 2,088 (16.42%) CSS3
18 1,877 (14.76%) Finance
19 1,799 (14.15%) Scrum
20 1,730 (13.60%) Test Automation
21 1,606 (12.63%) REST
22 1,602 (12.60%) SQL Server
23 1,589 (12.49%) ASP.NET
24 1,574 (12.38%) Web Development
25 1,510 (11.87%) Continuous Integration
26 1,472 (11.57%) Microservices
27 1,460 (11.48%) Amazon AWS
28 1,459 (11.47%) Web Services
29 1,415 (11.13%) User Experience
30 1,382 (10.87%) Microsoft Azure

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
1 504 (3.96%) CMS
2 422 (3.32%) Confluence
3 335 (2.63%) Elasticsearch
4 279 (2.19%) SharePoint
5 273 (2.15%) Apache
6 242 (1.90%) WordPress
7 214 (1.68%) Tomcat
8 195 (1.53%) IIS
9 160 (1.26%) Drupal
10 159 (1.25%) WebSphere
11 128 (1.01%) JBoss
12 120 (0.94%) nginx
13 111 (0.87%) Apache Spark
14 98 (0.77%) Umbraco
15 95 (0.75%) Adobe Experience Manager
15 95 (0.75%) WebLogic
16 90 (0.71%) SharePoint 2013
17 85 (0.67%) Sitecore CMS
18 75 (0.59%) SharePoint 2010
19 63 (0.50%) Cloud Foundry
Applications
1 219 (1.72%) Photoshop
2 56 (0.44%) Adobe Illustrator
3 55 (0.43%) InVision
4 52 (0.41%) InfoPath
5 43 (0.34%) Adobe Creative Suite
6 36 (0.28%) Microsoft Excel
6 36 (0.28%) Microsoft Office
7 31 (0.24%) Chatbot
7 31 (0.24%) Fireworks
8 26 (0.20%) GIMP
9 20 (0.16%) OmniGraffle
10 16 (0.13%) MS Visio
11 8 (0.063%) InDesign
11 8 (0.063%) Maya
11 8 (0.063%) SPSS
12 7 (0.055%) Acrobat
13 6 (0.047%) Microsoft PowerPoint
13 6 (0.047%) Microsoft Project
14 5 (0.039%) UserZoom
15 4 (0.031%) UXPin
Business Applications
1 212 (1.67%) Dynamics CRM
2 151 (1.19%) Magento
3 31 (0.24%) ION MarketView
4 24 (0.19%) Payment Gateway
5 17 (0.13%) Remedy ITSM
6 15 (0.12%) Dynamics NAV
6 15 (0.12%) SAP Oil and Gas
7 14 (0.11%) Oracle BPM
7 14 (0.11%) SAP Hybris
7 14 (0.11%) Shopify
8 12 (0.094%) Dynamics AX
8 12 (0.094%) Maximo
8 12 (0.094%) Oracle EBS
9 11 (0.086%) Salesforce.com CRM
10 9 (0.071%) SAP ERP
11 8 (0.063%) Adobe Campaign
12 7 (0.055%) Distributed Ledger
12 7 (0.055%) NetSuite
12 7 (0.055%) WebTrends
13 6 (0.047%) SessionCam
Cloud Services
1 1,460 (11.48%) Amazon AWS
2 1,382 (10.87%) Microsoft Azure
3 456 (3.59%) GitHub
4 403 (3.17%) npm
5 382 (3.00%) Serverless
6 216 (1.70%) SaaS
7 195 (1.53%) AWS Lambda
8 184 (1.45%) Google Cloud Platform
9 151 (1.19%) Google Analytics
10 139 (1.09%) PaaS
11 136 (1.07%) Office 365
12 123 (0.97%) Dynamics 365
13 89 (0.70%) Heroku
14 76 (0.60%) Amazon EC2
14 76 (0.60%) Cloud Computing
15 75 (0.59%) Amazon S3
16 66 (0.52%) AWS CloudFormation
17 63 (0.50%) Amazon SQS
18 59 (0.46%) Azure Functions
19 55 (0.43%) IaaS
Communications & Networking
1 438 (3.44%) HTTP
2 169 (1.33%) Internet
3 149 (1.17%) TCP/IP
4 135 (1.06%) SSL
5 86 (0.68%) DNS
6 61 (0.48%) Firewall
6 61 (0.48%) SMS
7 59 (0.46%) FTP
8 55 (0.43%) AMQP
9 37 (0.29%) Intranet
10 32 (0.25%) HTTPS
11 27 (0.21%) Ethernet
12 23 (0.18%) VPN
13 19 (0.15%) Broadband
14 15 (0.12%) SAN
14 15 (0.12%) Skype
14 15 (0.12%) Wi-Fi
15 14 (0.11%) Bluetooth
16 13 (0.10%) Kerberos
16 13 (0.10%) SMTP
Database & Business Intelligence
1 1,602 (12.60%) SQL Server
2 1,055 (8.30%) MySQL
3 752 (5.91%) MongoDB
4 731 (5.75%) Relational Database
5 646 (5.08%) NoSQL
6 586 (4.61%) PostgreSQL
7 246 (1.93%) Big Data
8 241 (1.89%) Redis
9 199 (1.56%) RDBMS
10 167 (1.31%) Hadoop
11 156 (1.23%) Apache Cassandra
12 123 (0.97%) SQL Server Reporting Services
13 110 (0.86%) SQL Server Integration Services
14 101 (0.79%) Amazon DynamoDB
15 95 (0.75%) Azure SQL Database
16 87 (0.68%) SQL Server 2012
17 86 (0.68%) SQL Server 2008
18 83 (0.65%) Oracle Database
19 72 (0.57%) Cosmos DB
20 70 (0.55%) DB2
Development Applications
1 2,724 (21.42%) Git (software)
2 1,206 (9.48%) Jenkins
3 885 (6.96%) JIRA
4 826 (6.49%) Selenium
5 636 (5.00%) webpack
6 630 (4.95%) gulp
7 546 (4.29%) Maven
8 507 (3.99%) Visual Studio
9 504 (3.96%) Cucumber
10 455 (3.58%) Jasmine
11 438 (3.44%) Grunt
12 411 (3.23%) Subversion
13 365 (2.87%) Team Foundation Server
14 344 (2.70%) JUnit
15 327 (2.57%) TeamCity
16 326 (2.56%) Mocha
17 312 (2.45%) Karma Test Runner
18 222 (1.75%) Babel
18 222 (1.75%) WebDriver
19 203 (1.60%) Protractor
General
1 1,877 (14.76%) Finance
2 874 (6.87%) Banking
3 543 (4.27%) Retail
4 348 (2.74%) Marketing
5 266 (2.09%) Front Office
6 230 (1.81%) Investment Banking
7 183 (1.44%) Telecoms
8 171 (1.34%) Games
9 159 (1.25%) Advertising
10 116 (0.91%) Law
11 102 (0.80%) Back Office
12 84 (0.66%) Legal
13 77 (0.61%) Financial Institution
13 77 (0.61%) Manufacturing
14 68 (0.53%) Publishing
15 57 (0.45%) Electronics
16 33 (0.26%) Aerospace
17 32 (0.25%) Automotive
18 24 (0.19%) Military
19 21 (0.17%) Pharmaceutical
Job Titles
1 10,110 (79.49%) Developer
2 2,051 (16.13%) JavaScript Developer
3 2,032 (15.98%) Front End Developer (Client-Side Developer)
4 1,548 (12.17%) React Developer
5 1,370 (10.77%) .NET Developer
6 1,214 (9.55%) Java Developer
7 1,017 (8.00%) Full Stack Developer
8 934 (7.34%) Angular Developer
9 918 (7.22%) C# Developer
10 907 (7.13%) Senior Developer
11 571 (4.49%) Web Developer
12 569 (4.47%) C# .NET Developer
13 558 (4.39%) Node.js Developer
14 513 (4.03%) UI Developer
15 486 (3.82%) HTML Developer
16 481 (3.78%) PHP Developer
17 361 (2.84%) HTML CSS Developer
18 349 (2.74%) Software Engineer
19 315 (2.48%) Python Developer
20 305 (2.40%) ASP.NET Developer
Libraries, Frameworks & Software Standards
1 7,016 (55.17%) HTML
2 6,513 (51.21%) CSS
3 4,119 (32.39%) AngularJS
4 3,470 (27.28%) React
5 3,183 (25.03%) HTML5
6 2,962 (23.29%) Node.js
7 2,880 (22.65%) .NET
8 2,329 (18.31%) jQuery
9 2,088 (16.42%) CSS3
10 1,606 (12.63%) REST
11 1,589 (12.49%) ASP.NET
12 1,459 (11.47%) Web Services
13 1,321 (10.39%) Sass
14 1,274 (10.02%) Redux
15 1,270 (9.99%) RESTful
16 1,222 (9.61%) Spring
17 1,068 (8.40%) XML
18 965 (7.59%) JSON
19 920 (7.23%) ASP.NET Web API
20 837 (6.58%) ASP.NET MVC
Miscellaneous
1 1,415 (11.13%) User Experience
2 950 (7.47%) Greenfield Project
3 616 (4.84%) Mobile App
4 464 (3.65%) Analytical Skills
5 446 (3.51%) Fintech
6 395 (3.11%) Computer Science
7 246 (1.93%) Enterprise Software
8 191 (1.50%) Data Structures
9 181 (1.42%) Self-Motivation
10 172 (1.35%) Algorithms
11 156 (1.23%) Fixed Income
12 108 (0.85%) Foreign Exchange (FX)
13 91 (0.72%) Linux Command Line
14 74 (0.58%) W3C
15 70 (0.55%) Public Cloud
16 61 (0.48%) Equities
16 61 (0.48%) Social Media
17 60 (0.47%) Virtual Team
18 58 (0.46%) Derivative
19 53 (0.42%) iPad
Operating Systems
1 1,140 (8.96%) Linux
2 593 (4.66%) Windows
3 471 (3.70%) Android
4 449 (3.53%) Apple iOS
5 416 (3.27%) Unix
6 157 (1.23%) Windows Server
7 112 (0.88%) Ubuntu
8 55 (0.43%) Red Hat Enterprise Linux
9 54 (0.42%) CentOS
10 49 (0.39%) Windows Server 2008
11 47 (0.37%) Windows Server 2012
12 46 (0.36%) Windows Server 2003
13 39 (0.31%) VMS
14 34 (0.27%) Mac OS
15 30 (0.24%) Mac OS X
16 26 (0.20%) Debian
17 21 (0.17%) Solaris
18 15 (0.12%) Windows 10
19 13 (0.10%) Windows 7
20 12 (0.094%) Fedora
Processes & Methodologies
1 5,772 (45.38%) Agile Software Development
2 2,958 (23.26%) TDD
3 2,555 (20.09%) Front End Development
4 2,144 (16.86%) MVC
5 1,799 (14.15%) Scrum
6 1,730 (13.60%) Test Automation
7 1,574 (12.38%) Web Development
8 1,510 (11.87%) Continuous Integration
9 1,472 (11.57%) Microservices
10 1,382 (10.87%) BDD
11 1,275 (10.03%) OO
12 1,259 (9.90%) DevOps
13 1,059 (8.33%) Software Engineering
14 931 (7.32%) E-Commerce
15 919 (7.23%) Unit Testing
16 792 (6.23%) Problem-Solving
17 672 (5.28%) Open Source
18 628 (4.94%) Analytics
19 564 (4.43%) Kanban
20 557 (4.38%) Responsive Web Design
Programming Languages
1 3,296 (25.92%) Java
2 2,950 (23.20%) C#
3 2,295 (18.05%) SQL
4 1,239 (9.74%) Python
5 1,125 (8.85%) PHP
6 1,038 (8.16%) TypeScript
7 1,031 (8.11%) ES6
8 609 (4.79%) Java 8
9 452 (3.55%) Ruby
10 357 (2.81%) Scala
11 309 (2.43%) C++
12 289 (2.27%) Go
13 280 (2.20%) PowerShell
14 277 (2.18%) T-SQL
15 249 (1.96%) Perl
16 201 (1.58%) Bash Shell
17 174 (1.37%) C
18 171 (1.34%) PL/SQL
19 133 (1.05%) Groovy
20 124 (0.97%) ES7
Qualifications
1 640 (5.03%) Degree
2 585 (4.60%) Security Cleared
3 461 (3.62%) SC Cleared
4 236 (1.86%) Computer Science Degree
5 88 (0.69%) BPSS Clearance
6 58 (0.46%) Microsoft Certification
7 48 (0.38%) ISTQB
8 36 (0.28%) ISTQB Foundation Certification
9 33 (0.26%) Master's Degree
10 32 (0.25%) ISEB
11 30 (0.24%) MCSE
12 21 (0.17%) DV Cleared
13 18 (0.14%) ITIL Certification
14 17 (0.13%) DBS Check
15 16 (0.13%) AWS Certification
16 15 (0.12%) BC Cleared
17 14 (0.11%) Postgraduate
18 13 (0.10%) CTC Cleared
19 9 (0.071%) Numerate Degree
20 8 (0.063%) ITIL Foundation Certificate
Quality Assurance & Compliance
1 544 (4.28%) QA
2 48 (0.38%) SLA
3 45 (0.35%) Data Quality
4 42 (0.33%) WCAG
5 38 (0.30%) GDPR
6 27 (0.21%) Disclosure Scotland
7 19 (0.15%) WAI
8 14 (0.11%) PCI DSS
9 12 (0.094%) ISO/IEC 27001
9 12 (0.094%) MiFID
10 9 (0.071%) PMO
11 7 (0.055%) HL7
12 5 (0.039%) Solvency II
13 4 (0.031%) ISO 9001
14 3 (0.024%) PMBOK
15 2 (0.016%) PSD2
15 2 (0.016%) TickIT
16 1 (0.008%) GMP
16 1 (0.008%) MISRA C
16 1 (0.008%) Sarbanes-Oxley
System Software
1 1,173 (9.22%) Docker
2 72 (0.57%) Active Directory
3 53 (0.42%) VMware Infrastructure
4 36 (0.28%) Virtual Machines
5 31 (0.24%) Hyper-V
6 27 (0.21%) VirtualBox
7 18 (0.14%) HDFS
8 17 (0.13%) Apache Flume
9 15 (0.12%) Apache ZooKeeper
9 15 (0.12%) vSphere
10 14 (0.11%) VMware ESXi
11 11 (0.086%) etcd
12 10 (0.079%) VMware NSX
13 7 (0.055%) OpenAM
14 6 (0.047%) Firmware
14 6 (0.047%) KVM
14 6 (0.047%) vCloud
15 5 (0.039%) LXC
15 5 (0.039%) Virtual Servers
16 4 (0.031%) Varnish
Systems Management
1 376 (2.96%) Kubernetes
2 355 (2.79%) Ansible
3 321 (2.52%) Puppet
4 234 (1.84%) Opscode Chef
5 218 (1.71%) Terraform
6 135 (1.06%) Kibana
7 106 (0.83%) Grafana
8 67 (0.53%) Salt
9 56 (0.44%) Docker Swarm
10 51 (0.40%) logstash
11 48 (0.38%) Single Sign-On
12 43 (0.34%) Nagios
13 35 (0.28%) Mesos
14 28 (0.22%) Packer
15 27 (0.21%) vRealize Orchestrator
16 26 (0.20%) Prometheus
17 24 (0.19%) vRealize
18 22 (0.17%) Graphite
19 21 (0.17%) Cobbler
20 20 (0.16%) HP Quality Center
Vendors
1 1,048 (8.24%) Microsoft
2 722 (5.68%) Oracle
3 481 (3.78%) Google
4 339 (2.67%) Adobe
5 157 (1.23%) Salesforce.com
6 146 (1.15%) IBM
6 146 (1.15%) ServiceNow
7 137 (1.08%) SAP
8 119 (0.94%) Sitecore
9 102 (0.80%) Splunk
10 97 (0.76%) Zend
11 96 (0.75%) VMware
12 83 (0.65%) Atlassian
13 75 (0.59%) hybris
14 69 (0.54%) Sybase
15 67 (0.53%) Nintex
16 66 (0.52%) Red Hat
17 59 (0.46%) Twitter
18 55 (0.43%) HP
19 53 (0.42%) Tableau