Period
to 25 May 2019

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 25 May 2019 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
25 May 2019
Same period 2018 Same period 2017
Rank 9 7 7
Rank change year-on-year -2 0 +2
Contract jobs citing JavaScript 10,461 11,878 10,258
As % of all contract IT jobs advertised in the UK 11.42% 11.70% 11.35%
As % of the Programming Languages category 26.62% 27.17% 27.36%
Number of daily rates quoted 7,651 8,683 7,339
UK median daily rate £475 £450 £425
Median daily rate % change year-on-year +5.56% +5.88% +6.25%
10th Percentile £325 £313 £290
90th Percentile £625 £600 £575
UK excluding London median daily rate £425 £400 £375
% change year-on-year +6.25% +6.67% +4.92%
Number of hourly rates quoted 101 86 102
UK median hourly rate £50.00 £40.00 £41.50
Median hourly rate % change year-on-year +25.00% -3.61% +9.21%
10th Percentile £21.42 £18.50 £17.03
90th Percentile £60.00 £52.50 £63.48
UK excluding London median hourly rate £50.00 £42.50 £42.50
% change year-on-year +17.65% - +16.44%

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 39,292 43,711 37,497
As % of all contract IT jobs advertised in the UK 42.88% 43.06% 41.48%
Number of daily rates quoted 27,220 30,568 25,724
UK median daily rate £475 £463 £430
Median daily rate % change year-on-year +2.70% +7.56% +3.61%
10th Percentile £325 £313 £300
90th Percentile £650 £638 £613
UK excluding London median daily rate £425 £405 £388
% change year-on-year +4.94% +4.52% +3.33%
Number of hourly rates quoted 681 793 810
UK median hourly rate £42.50 £40.00 £41.50
Median hourly rate % change year-on-year +6.25% -3.61% +7.79%
10th Percentile £18.00 £16.89 £16.50
90th Percentile £55.00 £52.50 £56.15
UK excluding London median hourly rate £43.50 £40.00 £41.25
% change year-on-year +8.75% -3.03% +7.14%

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 25 May 2019.

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 25 May 2019.

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 25 May 2019. 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 9,711 £475 +5.56% 2,332
London +1 5,450 £500 - 966
UK excluding London -2 4,830 £425 +6.25% 1,485
South East -2 1,544 £450 +5.88% 338
North of England -5 1,182 £413 +3.13% 442
Midlands -5 642 £405 +8.00% 293
South West +1 611 £450 +20.00% 165
North West -4 566 £414 +6.77% 250
Yorkshire -5 481 £415 +3.75% 161
Scotland +1 420 £425 +6.25% 60
West Midlands -6 397 £425 +13.33% 157
East of England -3 257 £425 +3.03% 131
East Midlands 0 229 £386 +1.64% 135
North East +19 135 £400 +9.59% 31
Wales +1 120 £423 +2.74% 39
Northern Ireland +7 63 £350 -18.79% 19

For the 6 months to 25 May 2019, 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 5,416 (51.77%) HTML
2 5,027 (48.05%) CSS
3 4,831 (46.18%) Agile Software Development
4 3,060 (29.25%) AngularJS
5 2,879 (27.52%) React
6 2,705 (25.86%) Java
7 2,577 (24.63%) .NET
8 2,558 (24.45%) C#
9 2,464 (23.55%) Node.js
10 2,273 (21.73%) Git (software)
11 2,234 (21.36%) TDD
12 2,107 (20.14%) HTML5
13 2,010 (19.21%) SQL
14 1,969 (18.82%) Front End Development
15 1,634 (15.62%) jQuery
16 1,606 (15.35%) MVC
17 1,504 (14.38%) Finance
18 1,494 (14.28%) Scrum
19 1,439 (13.76%) Microsoft Azure
20 1,399 (13.37%) Amazon AWS
21 1,397 (13.35%) Test Automation
22 1,374 (13.13%) SQL Server
23 1,339 (12.80%) DevOps
24 1,315 (12.57%) Web Services
25 1,274 (12.18%) REST
26 1,266 (12.10%) Microservices
27 1,243 (11.88%) CSS3
28 1,195 (11.42%) ASP.NET
29 1,191 (11.39%) BDD
30 1,188 (11.36%) Python

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
1 453 (4.33%) CMS
2 399 (3.81%) Confluence
3 273 (2.61%) SharePoint
4 261 (2.49%) Elasticsearch
5 238 (2.28%) Apache
6 192 (1.84%) WordPress
7 160 (1.53%) Tomcat
8 141 (1.35%) JBoss
9 135 (1.29%) WebSphere
10 122 (1.17%) Drupal
11 121 (1.16%) Adobe Experience Manager
12 114 (1.09%) Umbraco
13 92 (0.88%) IIS
14 79 (0.76%) nginx
15 73 (0.70%) WebLogic
16 72 (0.69%) Apache Spark
17 59 (0.56%) Sitecore CMS
18 56 (0.54%) SharePoint 2013
19 45 (0.43%) Cloud Foundry
20 37 (0.35%) Apache Solr
Applications
1 139 (1.33%) Photoshop
2 68 (0.65%) Microsoft Excel
3 64 (0.61%) Adobe Illustrator
4 62 (0.59%) Sketch
5 44 (0.42%) InVision
6 33 (0.32%) Microsoft Office
7 20 (0.19%) Adobe XD
8 17 (0.16%) Chatbot
9 16 (0.15%) Adobe Creative Suite
9 16 (0.15%) Microsoft PowerPoint
10 14 (0.13%) Zeplin
11 13 (0.12%) InfoPath
12 12 (0.11%) UXPin
13 11 (0.11%) MS Visio
14 9 (0.086%) OmniGraffle
14 9 (0.086%) SPSS
15 8 (0.076%) Fireworks
15 8 (0.076%) InDesign
16 6 (0.057%) GIMP
16 6 (0.057%) Spreadsheet
Business Applications
1 229 (2.19%) Dynamics CRM
2 107 (1.02%) Magento
3 21 (0.20%) Oracle BPM
4 17 (0.16%) Workday HCM
5 13 (0.12%) Distributed Ledger
6 12 (0.11%) Maximo
7 11 (0.11%) Adobe Campaign
7 11 (0.11%) SAP Oil and Gas
7 11 (0.11%) Shopify
8 10 (0.096%) NetSuite
8 10 (0.096%) Payment Gateway
8 10 (0.096%) Remedy ITSM
8 10 (0.096%) Salesforce.com CRM
9 9 (0.086%) Dynamics AX
10 8 (0.076%) R3 Corda
10 8 (0.076%) SAP S/4HANA
11 7 (0.067%) SAP ERP
12 6 (0.057%) Oracle EBS R12
13 5 (0.048%) SAP Hybris
13 5 (0.048%) SDL Web 8
Cloud Services
1 1,439 (13.76%) Microsoft Azure
2 1,399 (13.37%) Amazon AWS
3 368 (3.52%) GitHub
4 330 (3.15%) Serverless
5 302 (2.89%) npm
6 267 (2.55%) Google Cloud Platform
7 241 (2.30%) SaaS
8 203 (1.94%) AWS Lambda
9 171 (1.63%) PaaS
10 138 (1.32%) Dynamics 365
11 129 (1.23%) Amazon EC2
12 124 (1.19%) Office 365
13 117 (1.12%) OpenShift
14 114 (1.09%) Google Analytics
15 108 (1.03%) Amazon S3
16 100 (0.96%) Power Platform
17 84 (0.80%) Amazon SQS
18 79 (0.76%) IaaS
19 68 (0.65%) Adobe Analytics
20 61 (0.58%) AWS CloudFormation
Communications & Networking
1 259 (2.48%) HTTP
2 103 (0.98%) SSL
3 100 (0.96%) TCP/IP
4 89 (0.85%) Internet
5 63 (0.60%) DNS
6 51 (0.49%) Firewall
7 42 (0.40%) FTP
8 35 (0.33%) Skype
9 31 (0.30%) Ethernet
9 31 (0.30%) Intranet
10 25 (0.24%) AMQP
11 19 (0.18%) DHCP
11 19 (0.18%) SSH
12 17 (0.16%) HTTPS
13 14 (0.13%) VSAN
14 13 (0.12%) iSCSI
15 12 (0.11%) Fibre Channel
15 12 (0.11%) Network Security
15 12 (0.11%) VLAN
16 10 (0.096%) SMTP
Database & Business Intelligence
1 1,374 (13.13%) SQL Server
2 715 (6.83%) MySQL
3 663 (6.34%) NoSQL
4 537 (5.13%) MongoDB
5 419 (4.01%) Relational Database
6 356 (3.40%) PostgreSQL
7 188 (1.80%) Redis
8 179 (1.71%) Big Data
9 176 (1.68%) Apache Cassandra
10 127 (1.21%) RDBMS
11 108 (1.03%) SQL Server Integration Services
12 105 (1.00%) Hadoop
13 90 (0.86%) DB2
14 88 (0.84%) SQL Server Reporting Services
15 87 (0.83%) Amazon RDS
15 87 (0.83%) Azure SQL Database
16 77 (0.74%) Amazon DynamoDB
16 77 (0.74%) Power BI
17 73 (0.70%) Data Warehouse
18 65 (0.62%) SQL Server 2012
Development Applications
1 2,273 (21.73%) Git (software)
2 1,093 (10.45%) Jenkins
3 788 (7.53%) JIRA
4 621 (5.94%) Selenium
5 489 (4.67%) gulp
6 482 (4.61%) Visual Studio
7 462 (4.42%) webpack
8 445 (4.25%) Maven
9 415 (3.97%) Cucumber
10 391 (3.74%) Jasmine
11 365 (3.49%) Grunt
12 299 (2.86%) Subversion
13 292 (2.79%) JUnit
14 287 (2.74%) Team Foundation Server
15 260 (2.49%) Karma Test Runner
16 254 (2.43%) Bitbucket
17 236 (2.26%) Mocha
18 229 (2.19%) TeamCity
19 205 (1.96%) Visual Studio Team System
20 184 (1.76%) GitLab
General
1 1,504 (14.38%) Finance
2 675 (6.45%) Banking
3 341 (3.26%) Retail
4 328 (3.14%) Marketing
5 204 (1.95%) Front Office
6 149 (1.42%) Investment Banking
7 143 (1.37%) Telecoms
8 126 (1.20%) Games
9 114 (1.09%) Law
10 84 (0.80%) Legal
11 82 (0.78%) Manufacturing
12 80 (0.76%) Publishing
13 72 (0.69%) Advertising
14 70 (0.67%) Electronics
15 59 (0.56%) Financial Institution
16 45 (0.43%) Aerospace
17 42 (0.40%) Pharmaceutical
18 41 (0.39%) Back Office
19 32 (0.31%) Military
20 24 (0.23%) Automotive
Job Titles
1 8,043 (76.89%) Developer
2 1,471 (14.06%) JavaScript Developer
3 1,435 (13.72%) Front End Developer (Client-Side Developer)
4 1,228 (11.74%) React Developer
5 1,132 (10.82%) Full Stack Developer
6 1,047 (10.01%) .NET Developer
7 861 (8.23%) Java Developer
8 743 (7.10%) Senior Developer
9 657 (6.28%) C# Developer
10 656 (6.27%) Angular Developer
11 406 (3.88%) C# .NET Developer
12 375 (3.58%) Node.js Developer
13 356 (3.40%) Software Developer
14 352 (3.36%) Web Developer
15 343 (3.28%) UI Developer
16 285 (2.72%) Architect
17 284 (2.71%) PHP Developer
18 278 (2.66%) HTML Developer
19 267 (2.55%) Software Engineer
20 247 (2.36%) Python Developer
Libraries, Frameworks & Software Standards
1 5,416 (51.77%) HTML
2 5,027 (48.05%) CSS
3 3,060 (29.25%) AngularJS
4 2,879 (27.52%) React
5 2,577 (24.63%) .NET
6 2,464 (23.55%) Node.js
7 2,107 (20.14%) HTML5
8 1,634 (15.62%) jQuery
9 1,315 (12.57%) Web Services
10 1,274 (12.18%) REST
11 1,243 (11.88%) CSS3
12 1,195 (11.42%) ASP.NET
13 1,061 (10.14%) RESTful
14 999 (9.55%) Sass
15 965 (9.22%) Redux
16 954 (9.12%) Spring
17 865 (8.27%) XML
18 828 (7.92%) JSON
19 818 (7.82%) Twitter Bootstrap
20 681 (6.51%) .NET Framework
Miscellaneous
1 1,052 (10.06%) User Experience
2 652 (6.23%) Greenfield Project
3 464 (4.44%) Mobile App
4 408 (3.90%) Analytical Skills
4 408 (3.90%) Fintech
5 192 (1.84%) Enterprise Software
6 161 (1.54%) Self-Motivation
7 159 (1.52%) Data Structures
8 124 (1.19%) Algorithms
9 106 (1.01%) Virtual Team
10 105 (1.00%) Hedge funds
11 99 (0.95%) Linux Command Line
12 74 (0.71%) Cloud Native
12 74 (0.71%) W3C
13 73 (0.70%) Social Media
14 72 (0.69%) Foreign Exchange (FX)
15 68 (0.65%) Fixed Income
16 59 (0.56%) Data Protection Act
16 59 (0.56%) Video\Live Streaming
17 56 (0.54%) Video on Demand
Operating Systems
1 970 (9.27%) Linux
2 431 (4.12%) Windows
3 358 (3.42%) Unix
4 279 (2.67%) Apple iOS
5 255 (2.44%) Android
6 62 (0.59%) CentOS
7 61 (0.58%) Windows Server
8 56 (0.54%) Mac OS X
9 52 (0.50%) Red Hat Enterprise Linux
10 38 (0.36%) Ubuntu
11 28 (0.27%) Windows Server 2012
12 26 (0.25%) VMS
13 22 (0.21%) Mac OS
14 20 (0.19%) CoreOS
14 20 (0.19%) Windows Server 2008
15 10 (0.096%) Windows Server 2003
16 8 (0.076%) Debian
17 7 (0.067%) Kali Linux
17 7 (0.067%) Solaris
17 7 (0.067%) Windows 7
Processes & Methodologies
1 4,831 (46.18%) Agile Software Development
2 2,234 (21.36%) TDD
3 1,969 (18.82%) Front End Development
4 1,606 (15.35%) MVC
5 1,494 (14.28%) Scrum
6 1,397 (13.35%) Test Automation
7 1,339 (12.80%) DevOps
8 1,266 (12.10%) Microservices
9 1,191 (11.39%) BDD
10 1,165 (11.14%) Web Development
11 977 (9.34%) Continuous Integration
12 870 (8.32%) Software Engineering
13 810 (7.74%) OO
14 681 (6.51%) E-Commerce
15 665 (6.36%) Open Source
16 615 (5.88%) Problem-Solving
17 576 (5.51%) Unit Testing
18 538 (5.14%) Analytics
19 498 (4.76%) Kanban
19 498 (4.76%) SDLC
Programming Languages
1 2,705 (25.86%) Java
2 2,558 (24.45%) C#
3 2,010 (19.21%) SQL
4 1,188 (11.36%) Python
5 1,012 (9.67%) TypeScript
6 964 (9.22%) ES6
7 845 (8.08%) PHP
8 458 (4.38%) Ruby
9 403 (3.85%) Java 8
10 272 (2.60%) T-SQL
11 258 (2.47%) PowerShell
12 252 (2.41%) C++
13 228 (2.18%) Scala
14 222 (2.12%) Go
15 184 (1.76%) Bash Shell
16 143 (1.37%) Perl
17 137 (1.31%) ES7
18 132 (1.26%) Groovy
19 119 (1.14%) PL/SQL
20 107 (1.02%) C
Qualifications
1 504 (4.82%) Security Cleared
2 464 (4.44%) Degree
3 364 (3.48%) SC Cleared
4 141 (1.35%) BPSS Clearance
5 131 (1.25%) Computer Science Degree
6 52 (0.50%) DV Cleared
7 49 (0.47%) DBS Check
8 41 (0.39%) ISTQB
9 32 (0.31%) ISEB
9 32 (0.31%) Master's Degree
10 30 (0.29%) Microsoft Certification
11 22 (0.21%) AWS Certification
11 22 (0.21%) ISTQB Foundation Certification
12 16 (0.15%) MCSE
13 13 (0.12%) Numerate Degree
14 12 (0.11%) VMware Certified Professional (VCP)
15 10 (0.096%) BC Cleared
15 10 (0.096%) CISSP
16 9 (0.086%) Cisco Certification
17 8 (0.076%) ITIL Certification
Quality Assurance & Compliance
1 481 (4.60%) QA
2 68 (0.65%) WCAG
3 37 (0.35%) Data Quality
4 28 (0.27%) Disclosure Scotland
5 25 (0.24%) SLA
6 21 (0.20%) GDPR
6 21 (0.20%) PCI DSS
7 10 (0.096%) GxP
8 9 (0.086%) WAI
9 8 (0.076%) PSD2
10 7 (0.067%) ISO/IEC 27001
11 6 (0.057%) PMO
12 4 (0.038%) Solvency II
13 3 (0.029%) ISO/IEC 20000
13 3 (0.029%) PA-DSS
14 2 (0.019%) COBIT
14 2 (0.019%) Dublin Core
14 2 (0.019%) MiFID
15 1 (0.010%) HL7
15 1 (0.010%) ISO 9001
System Software
1 1,089 (10.41%) Docker
2 119 (1.14%) Active Directory
3 44 (0.42%) Virtual Machines
4 42 (0.40%) VMware Infrastructure
5 33 (0.32%) vSphere
6 30 (0.29%) VMware NSX
7 18 (0.17%) HDFS
7 18 (0.17%) XenApp
8 12 (0.11%) NFS
8 12 (0.11%) XenDesktop
9 11 (0.11%) VirtualBox
10 8 (0.076%) VMware ESXi
11 7 (0.067%) Microsoft App-V
12 6 (0.057%) Apache ZooKeeper
12 6 (0.057%) OpenAM
12 6 (0.057%) OpenDJ
12 6 (0.057%) RACF
13 5 (0.048%) Apache Flume
14 3 (0.029%) Shibboleth
14 3 (0.029%) Xen
Systems Management
1 597 (5.71%) Kubernetes
2 345 (3.30%) Ansible
3 277 (2.65%) Terraform
4 216 (2.06%) Puppet
5 153 (1.46%) Opscode Chef
6 87 (0.83%) Kibana
7 74 (0.71%) Grafana
8 36 (0.34%) Single Sign-On
8 36 (0.34%) vRealize
9 34 (0.33%) Docker Swarm
10 33 (0.32%) vRealize Orchestrator
11 32 (0.31%) HP ALM
12 26 (0.25%) logstash
12 26 (0.25%) Rancher
13 21 (0.20%) Mesos
14 15 (0.14%) Graphite
15 14 (0.13%) Marathon
16 13 (0.12%) Sysdig
17 12 (0.11%) Failover Clustering
17 12 (0.11%) vCenter Server
Vendors
1 975 (9.32%) Microsoft
2 552 (5.28%) Oracle
3 407 (3.89%) Google
4 301 (2.88%) Adobe
5 199 (1.90%) ServiceNow
6 130 (1.24%) SAP
7 127 (1.21%) Salesforce.com
8 115 (1.10%) Atlassian
9 112 (1.07%) Splunk
10 105 (1.00%) IBM
11 99 (0.95%) Cypress Semiconductor
12 89 (0.85%) Sitecore
13 73 (0.70%) MuleSoft
14 66 (0.63%) Zend
15 65 (0.62%) VMware
16 60 (0.57%) hybris
17 56 (0.54%) Xamarin
18 50 (0.48%) HP
19 44 (0.42%) Red Hat
20 42 (0.40%) Tableau