Period
to 24 February 2020

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 24 February 2020 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
24 Feb 2020
Same period 2019 Same period 2018
Rank 12 9 7
Rank change year-on-year -3 -2 +1
Contract jobs citing JavaScript 6,722 11,310 11,073
As % of all contract IT jobs advertised in the UK 9.91% 11.60% 11.00%
As % of the Programming Languages category 24.27% 26.45% 26.15%
Number of daily rates quoted 4,702 8,235 8,270
UK median daily rate £475 £475 £450
Median daily rate % change year-on-year - +5.56% +8.43%
10th Percentile £313 £315 £310
90th Percentile £650 £613 £600
UK excluding London median daily rate £425 £425 £400
% change year-on-year - +6.25% +6.67%
Number of hourly rates quoted 64 82 96
UK median hourly rate £35.85 £43.00 £42.75
Median hourly rate % change year-on-year -16.63% +0.58% +14.00%
10th Percentile £17.38 £19.08 £21.75
90th Percentile £55.00 £60.56 £63.75
UK excluding London median hourly rate £35.00 £43.50 £45.00
% change year-on-year -19.54% -3.33% +21.62%

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 27,701 42,763 42,344
As % of all contract IT jobs advertised in the UK 40.85% 43.87% 42.07%
Number of daily rates quoted 18,842 29,994 29,753
UK median daily rate £475 £475 £460
Median daily rate % change year-on-year - +3.26% +8.24%
10th Percentile £325 £325 £310
90th Percentile £650 £650 £638
UK excluding London median daily rate £430 £425 £400
% change year-on-year +1.18% +6.25% +5.26%
Number of hourly rates quoted 588 687 769
UK median hourly rate £42.50 £42.50 £40.00
Median hourly rate % change year-on-year - +6.25% -
10th Percentile £17.50 £17.15 £16.84
90th Percentile £55.00 £52.50 £52.50
UK excluding London median hourly rate £41.00 £42.50 £40.00
% change year-on-year -3.53% +6.25% -

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 24 February 2020.

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 24 February 2020.

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 24 February 2020. 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 -3 6,134 £475 - 4,842
London -4 3,362 £525 +5.00% 1,614
UK excluding London -4 3,225 £425 - 3,603
South East -6 792 £438 - 812
North of England -4 778 £410 +2.50% 1,036
South West +1 564 £425 - 479
North West -1 399 £425 +6.25% 605
Midlands -3 388 £388 -3.13% 542
Scotland +2 382 £425 +3.03% 212
Yorkshire -3 301 £400 - 334
West Midlands 0 229 £400 -3.61% 282
East of England +8 223 £408 -4.12% 358
East Midlands +1 157 £375 -6.25% 260
North East -7 79 £403 -5.29% 97
Wales -7 65 £405 -4.71% 118
Northern Ireland -3 39 £425 +13.33% 46
Channel Islands - 1 £425 - 3

For the 6 months to 24 February 2020, 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 3,100 (46.12%) HTML
2 2,938 (43.71%) CSS
3 2,922 (43.47%) Agile Software Development
4 2,101 (31.26%) React
5 1,861 (27.69%) AngularJS
6 1,709 (25.42%) C#
7 1,676 (24.93%) .NET
8 1,640 (24.40%) Java
9 1,615 (24.03%) Node.js
10 1,221 (18.16%) SQL
11 1,171 (17.42%) TDD
12 1,164 (17.32%) Front End Development
13 1,145 (17.03%) Git (software)
14 1,092 (16.25%) Azure
15 1,081 (16.08%) HTML5
16 986 (14.67%) AWS
17 972 (14.46%) Finance
18 914 (13.60%) Python
19 897 (13.34%) Web Services
20 895 (13.31%) Test Automation
21 884 (13.15%) DevOps
22 861 (12.81%) SQL Server
23 851 (12.66%) Scrum
24 822 (12.23%) MVC
25 811 (12.06%) Microservices
26 808 (12.02%) TypeScript
27 743 (11.05%) jQuery
28 715 (10.64%) ASP.NET
29 694 (10.32%) REST
30 669 (9.95%) Software Engineering

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
1 249 (3.70%) CMS
2 191 (2.84%) SharePoint
3 144 (2.14%) Elasticsearch
4 132 (1.96%) Confluence
5 127 (1.89%) Apache
6 83 (1.23%) WordPress
7 82 (1.22%) IIS
8 81 (1.20%) Drupal
9 75 (1.12%) Tomcat
10 60 (0.89%) Adobe Experience Manager
11 57 (0.85%) WebLogic
12 54 (0.80%) WebSphere
13 53 (0.79%) Umbraco
14 45 (0.67%) nginx
15 34 (0.51%) JBoss
16 31 (0.46%) Oracle SOA Suite
16 31 (0.46%) Sitecore CMS
17 30 (0.45%) Apache Spark
18 29 (0.43%) ArcGIS
19 22 (0.33%) SAS
Applications
1 79 (1.18%) Photoshop
2 70 (1.04%) Sketch
3 62 (0.92%) Microsoft Excel
4 37 (0.55%) InVision
5 34 (0.51%) Microsoft Office
6 26 (0.39%) Adobe Illustrator
7 18 (0.27%) MS Visio
8 16 (0.24%) Adobe Creative Suite
9 12 (0.18%) Figma
10 11 (0.16%) InDesign
11 10 (0.15%) Chatbot
11 10 (0.15%) Zeplin
12 9 (0.13%) Microsoft PowerPoint
13 8 (0.12%) Adobe XD
13 8 (0.12%) Windchill
14 6 (0.089%) Adobe After Effects
15 5 (0.074%) InfoPath
16 3 (0.045%) Edge Animate
16 3 (0.045%) GIMP
16 3 (0.045%) SPSS
Business Applications
1 147 (2.19%) Dynamics CRM
2 93 (1.38%) Magento
3 30 (0.45%) Shopify
4 21 (0.31%) Remedy ITSM
5 16 (0.24%) Oracle Applications
6 13 (0.19%) Payment Gateway
7 10 (0.15%) NetSuite
8 8 (0.12%) SAP Hybris
9 7 (0.10%) SAP Oil and Gas
9 7 (0.10%) Visualfiles
10 6 (0.089%) Adobe Campaign
10 6 (0.089%) Oracle BPM
11 5 (0.074%) Eloqua
11 5 (0.074%) R3 Corda
12 4 (0.060%) Dynamics AX
12 4 (0.060%) osCommerce
12 4 (0.060%) thinkFolio
13 3 (0.045%) Oracle EBS
13 3 (0.045%) Salesforce.com CRM
14 2 (0.030%) OpenCart
Cloud Services
1 1,092 (16.25%) Azure
2 986 (14.67%) AWS
3 325 (4.83%) GitHub
4 302 (4.49%) Serverless
5 291 (4.33%) GCP
6 154 (2.29%) AWS Lambda
7 150 (2.23%) SaaS
8 140 (2.08%) npm
9 136 (2.02%) Dynamics 365
9 136 (2.02%) Power Platform
10 105 (1.56%) PaaS
11 100 (1.49%) Amazon S3
12 70 (1.04%) Google Analytics
13 68 (1.01%) Azure Functions
14 64 (0.95%) Office 365
15 57 (0.85%) AWS CloudFormation
16 56 (0.83%) OpenShift
17 49 (0.73%) Amazon EC2
18 48 (0.71%) Cloud Computing
19 47 (0.70%) Heroku
Communications & Networking
1 170 (2.53%) HTTP
2 82 (1.22%) TCP/IP
3 71 (1.06%) SSL
4 44 (0.65%) Firewall
5 43 (0.64%) Internet
6 36 (0.54%) DNS
7 32 (0.48%) Ethernet
8 31 (0.46%) Intranet
9 28 (0.42%) HTTPS
10 27 (0.40%) Network Security
11 24 (0.36%) SNMP
12 14 (0.21%) Skype
13 13 (0.19%) SSH
14 11 (0.16%) AMQP
15 10 (0.15%) Extranet
15 10 (0.15%) SMTP
16 9 (0.13%) DMZ
16 9 (0.13%) RTMP
17 8 (0.12%) DHCP
18 7 (0.10%) FTP
Database & Business Intelligence
1 861 (12.81%) SQL Server
2 482 (7.17%) MySQL
3 349 (5.19%) MongoDB
3 349 (5.19%) NoSQL
4 267 (3.97%) Relational Database
5 229 (3.41%) PostgreSQL
6 115 (1.71%) SQL Server Reporting Services
7 111 (1.65%) Redis
8 110 (1.64%) Power BI
9 107 (1.59%) SQL Server Integration Services
10 90 (1.34%) Big Data
11 82 (1.22%) Azure SQL Database
12 80 (1.19%) Amazon DynamoDB
13 72 (1.07%) Oracle Database
14 60 (0.89%) RDBMS
15 51 (0.76%) Data Warehouse
16 49 (0.73%) Apache Cassandra
17 47 (0.70%) SQL Server Analysis Services
18 43 (0.64%) Cosmos DB
19 42 (0.62%) GIS
Development Applications
1 1,145 (17.03%) Git (software)
2 605 (9.00%) Jenkins
3 407 (6.05%) Selenium
4 404 (6.01%) JIRA
5 286 (4.25%) Cucumber
6 242 (3.60%) Visual Studio
7 221 (3.29%) webpack
8 201 (2.99%) gulp
9 169 (2.51%) Team Foundation Server
10 164 (2.44%) JUnit
11 153 (2.28%) Grunt
12 146 (2.17%) TeamCity
13 130 (1.93%) Maven
14 121 (1.80%) Jasmine
15 113 (1.68%) Bitbucket
16 107 (1.59%) Visual Studio Team System
17 105 (1.56%) Mocha
18 98 (1.46%) Subversion
19 89 (1.32%) Octopus Deploy
20 86 (1.28%) GitLab
General
1 972 (14.46%) Finance
2 384 (5.71%) Public Sector
3 371 (5.52%) Banking
4 272 (4.05%) Front Office
5 198 (2.95%) Marketing
6 191 (2.84%) Retail
7 118 (1.76%) Investment Banking
8 108 (1.61%) Telecoms
9 98 (1.46%) Law
10 89 (1.32%) Games
11 84 (1.25%) Manufacturing
12 64 (0.95%) Back Office
13 57 (0.85%) Publishing
14 52 (0.77%) Electronics
15 47 (0.70%) Aerospace
16 40 (0.60%) Military
17 30 (0.45%) Advertising
18 28 (0.42%) Legal
19 26 (0.39%) Automotive
20 12 (0.18%) Retail Banking
Job Titles
1 5,071 (75.44%) Developer
2 860 (12.79%) JavaScript Developer
3 838 (12.47%) Front End Developer (Client-Side Developer)
4 818 (12.17%) React Developer
5 698 (10.38%) Full Stack Developer
6 657 (9.77%) .NET Developer
7 554 (8.24%) Senior Developer
8 502 (7.47%) Java Developer
9 399 (5.94%) C# Developer
10 331 (4.92%) Angular Developer
11 249 (3.70%) Software Developer
12 242 (3.60%) Software Engineer
13 238 (3.54%) Node.js Developer
14 221 (3.29%) Architect
15 216 (3.21%) C# .NET Developer
16 214 (3.18%) PHP Developer
17 188 (2.80%) UI Developer
18 185 (2.75%) HTML Developer
19 179 (2.66%) Web Developer
20 170 (2.53%) Python Developer
Libraries, Frameworks & Software Standards
1 3,100 (46.12%) HTML
2 2,938 (43.71%) CSS
3 2,101 (31.26%) React
4 1,861 (27.69%) AngularJS
5 1,676 (24.93%) .NET
6 1,615 (24.03%) Node.js
7 1,081 (16.08%) HTML5
8 897 (13.34%) Web Services
9 743 (11.05%) jQuery
10 715 (10.64%) ASP.NET
11 694 (10.32%) REST
12 666 (9.91%) Redux
13 649 (9.65%) CSS3
14 591 (8.79%) RESTful
15 557 (8.29%) XML
16 531 (7.90%) Vue.js
17 510 (7.59%) JSON
17 510 (7.59%) Sass
18 440 (6.55%) Spring
19 360 (5.36%) .NET Framework
Miscellaneous
1 665 (9.89%) User Experience
2 421 (6.26%) Greenfield Project
3 374 (5.56%) Analytical Skills
4 237 (3.53%) Mobile App
5 219 (3.26%) Foreign Exchange (FX)
6 164 (2.44%) Fixed Income
7 163 (2.42%) Derivative
8 154 (2.29%) Enterprise Software
8 154 (2.29%) Equities
9 122 (1.81%) Hedge funds
10 107 (1.59%) Data Structures
11 94 (1.40%) W3C
12 82 (1.22%) Blog
13 75 (1.12%) Self-Motivation
14 74 (1.10%) Algorithms
15 65 (0.97%) Virtual Team
16 55 (0.82%) Cloud Native
17 40 (0.60%) Public Cloud
18 38 (0.57%) Linux Command Line
18 38 (0.57%) Management Information System
Operating Systems
1 492 (7.32%) Linux
2 252 (3.75%) Windows
3 196 (2.92%) Unix
4 149 (2.22%) Android
5 117 (1.74%) Apple iOS
6 35 (0.52%) Mac OS X
7 31 (0.46%) CentOS
8 29 (0.43%) Mac OS
9 26 (0.39%) Red Hat Enterprise Linux
10 23 (0.34%) Windows Server
11 21 (0.31%) Ubuntu
12 14 (0.21%) CoreOS
13 13 (0.19%) Oracle Linux
14 12 (0.18%) VMS
15 7 (0.10%) AIX
16 6 (0.089%) Windows Server 2008
16 6 (0.089%) Windows Server 2012
17 5 (0.074%) Debian
18 4 (0.060%) Solaris
19 3 (0.045%) Windows Vista
Processes & Methodologies
1 2,922 (43.47%) Agile Software Development
2 1,171 (17.42%) TDD
3 1,164 (17.32%) Front End Development
4 895 (13.31%) Test Automation
5 884 (13.15%) DevOps
6 851 (12.66%) Scrum
7 822 (12.23%) MVC
8 811 (12.06%) Microservices
9 669 (9.95%) Software Engineering
10 632 (9.40%) Continuous Integration
11 618 (9.19%) Web Development
12 541 (8.05%) OO
13 503 (7.48%) BDD
14 370 (5.50%) Unit Testing
15 369 (5.49%) E-Commerce
16 361 (5.37%) Problem-Solving
17 358 (5.33%) Open Source
18 335 (4.98%) Analytics
19 314 (4.67%) Kanban
20 272 (4.05%) Computer Science
Programming Languages
1 1,709 (25.42%) C#
2 1,640 (24.40%) Java
3 1,221 (18.16%) SQL
4 914 (13.60%) Python
5 808 (12.02%) TypeScript
6 599 (8.91%) PHP
7 430 (6.40%) ES6
8 332 (4.94%) Ruby
9 213 (3.17%) C++
10 207 (3.08%) Java 8
11 161 (2.40%) T-SQL
12 150 (2.23%) Scala
13 131 (1.95%) Go
14 127 (1.89%) PowerShell
15 113 (1.68%) Bash Shell
16 83 (1.23%) R
17 81 (1.20%) Shell Script
18 78 (1.16%) Kotlin
19 77 (1.15%) PL/SQL
20 68 (1.01%) Groovy
Qualifications
1 467 (6.95%) Security Cleared
2 351 (5.22%) Degree
3 315 (4.69%) SC Cleared
4 134 (1.99%) Computer Science Degree
5 86 (1.28%) BPSS Clearance
6 59 (0.88%) DV Cleared
7 49 (0.73%) ISTQB
8 37 (0.55%) Master's Degree
9 31 (0.46%) ISEB
10 29 (0.43%) DBS Check
11 28 (0.42%) Microsoft Certification
12 25 (0.37%) BC Cleared
12 25 (0.37%) ISTQB Foundation Certification
13 11 (0.16%) CTC Cleared
14 10 (0.15%) AWS Certification
15 8 (0.12%) Numerate Degree
16 7 (0.10%) Cisco Certification
16 7 (0.10%) Postgraduate
17 5 (0.074%) CCNA
17 5 (0.074%) HND
Quality Assurance & Compliance
1 269 (4.00%) QA
2 127 (1.89%) WCAG
3 17 (0.25%) Disclosure Scotland
3 17 (0.25%) WAI
4 14 (0.21%) GDPR
4 14 (0.21%) MiFID
4 14 (0.21%) SLA
5 10 (0.15%) Data Quality
6 7 (0.10%) HL7
6 7 (0.10%) NIST
7 4 (0.060%) ISO/IEC 27001
8 3 (0.045%) NIST 800
8 3 (0.045%) PCI DSS
8 3 (0.045%) PMO
9 2 (0.030%) ISO 20022
9 2 (0.030%) PSD2
9 2 (0.030%) Section 508
10 1 (0.015%) Basel III
10 1 (0.015%) ISO/IEC 20000
10 1 (0.015%) SEPA
System Software
1 640 (9.52%) Docker
2 74 (1.10%) Active Directory
3 26 (0.39%) Virtual Machines
4 24 (0.36%) VMware Infrastructure
5 16 (0.24%) HDFS
6 15 (0.22%) vSphere
7 11 (0.16%) OpenAM
7 11 (0.16%) OpenDJ
8 7 (0.10%) VMware ESXi
9 5 (0.074%) RACF
9 5 (0.074%) zsh
10 4 (0.060%) Hyper-V
11 3 (0.045%) LXC
11 3 (0.045%) Oracle RAC
12 2 (0.030%) Apache ZooKeeper
12 2 (0.030%) Varnish
13 1 (0.015%) Apache Flume
Systems Management
1 362 (5.39%) Kubernetes
2 230 (3.42%) Terraform
3 131 (1.95%) Ansible
4 72 (1.07%) Puppet
5 56 (0.83%) Opscode Chef
6 48 (0.71%) Single Sign-On
7 46 (0.68%) Kibana
8 41 (0.61%) Grafana
9 21 (0.31%) Amdocs OSS
9 21 (0.31%) Netcool
9 21 (0.31%) Netcool/OMNIbus
10 18 (0.27%) MIIS
11 15 (0.22%) SCCM
12 13 (0.19%) Nagios
13 12 (0.18%) HP SiteScope
14 9 (0.13%) HAProxy
14 9 (0.13%) Prometheus
15 8 (0.12%) Docker Swarm
15 8 (0.12%) logstash
16 7 (0.10%) CFEngine
Vendors
1 667 (9.92%) Microsoft
2 377 (5.61%) Oracle
3 253 (3.76%) Google
4 144 (2.14%) Adobe
5 108 (1.61%) ServiceNow
6 94 (1.40%) Salesforce.com
7 90 (1.34%) SAP
8 81 (1.20%) IBM
9 64 (0.95%) Sitecore
10 58 (0.86%) Remedy
11 47 (0.70%) Xamarin
12 43 (0.64%) hybris
13 42 (0.62%) Atlassian
14 40 (0.60%) Red Hat
14 40 (0.60%) Zend
15 30 (0.45%) VMware
16 27 (0.40%) ESRI
16 27 (0.40%) Splunk
17 25 (0.37%) Cisco
18 24 (0.36%) Demandware