Period
to 12 April 2021

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 12 April 2021 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
12 Apr 2021
Same period 2020 Same period 2019
Rank 14 13 8
Rank change year-on-year -1 -5 -1
Contract jobs citing JavaScript 4,007 5,276 10,259
As % of all contract jobs advertised in England 9.65% 9.84% 11.62%
As % of the Programming Languages category 23.50% 24.02% 26.81%
Number of daily rates quoted 3,034 3,848 7,636
10th Percentile £313 £325 £320
25th Percentile £400 £400 £388
Median daily rate (50th Percentile) £475 £475 £475
75th Percentile £575 £575 £550
90th Percentile £675 £650 £625
UK median daily rate £475 £475 £475
Number of hourly rates quoted 52 40 76
10th Percentile £25.50 £17.00 £22.36
25th Percentile £33.44 £32.19 £33.00
Median hourly rate £42.50 £50.00 £50.00
Median % change year-on-year -15.00% - +26.58%
75th Percentile £57.50 £57.63 £56.50
90th Percentile £66.35 £69.50 £60.00
UK median hourly rate £42.00 £50.00 £50.00
% change year-on-year -16.00% - +27.26%

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 17,049 21,962 38,262
As % of all contract IT jobs advertised in England 41.06% 40.97% 43.35%
Number of daily rates quoted 12,175 15,615 27,327
10th Percentile £319 £325 £325
25th Percentile £403 £405 £400
Median daily rate (50th Percentile) £500 £500 £485
Median % change year-on-year - +3.09% +2.11%
75th Percentile £600 £575 £575
90th Percentile £688 £656 £650
UK median daily rate £500 £485 £475
% change year-on-year +3.09% +2.11% +2.70%
Number of hourly rates quoted 375 408 552
10th Percentile £17.36 £17.43 £17.50
25th Percentile £25.00 £22.92 £26.25
Median hourly rate £42.50 £44.00 £42.63
Median % change year-on-year -3.41% +3.23% +6.56%
75th Percentile £50.00 £50.00 £49.30
90th Percentile £58.75 £57.50 £53.75
UK median hourly rate £42.50 £43.50 £42.50
% change year-on-year -2.30% +2.35% +6.25%

JavaScript
Job Vacancy Trend in England

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

Job vacancy trend for JavaScript in England

JavaScript
Contractor Daily Rate Trend in England

3-month moving average daily rate quoted in jobs citing JavaScript in England.

Daily rate trend for JavaScript in England

JavaScript
Daily Rate Histogram in England

Daily rate distribution for jobs citing JavaScript in England over the 6 months to 12 April 2021.

Daily rate histogram for JavaScript in England

JavaScript
Contractor Hourly Rate Trend in England

3-month moving average hourly rates quoted in jobs citing JavaScript in England.

Hourly rate trend for JavaScript in England

JavaScript
Hourly Rate Histogram in England

Hourly rate distribution of jobs citing JavaScript in England over the 6 months to 12 April 2021.

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 12 April 2021. 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 -2 2,493 £525 - 1,165
North of England +4 480 £413 -2.94% 803
South East -7 326 £403 -10.56% 499
North West +2 258 £405 -7.43% 460
Midlands -3 210 £365 -8.75% 481
Yorkshire +3 187 £448 +5.92% 265
South West -11 158 £430 +2.99% 284
East of England -6 113 £442 +4.28% 199
West Midlands -13 107 £365 -16.57% 275
East Midlands +6 96 £360 -4.00% 204
North East +10 35 £459 +3.38% 78
JavaScript
UK

For the 6 months to 12 April 2021, 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 across the England region with a requirement for JavaScript.

1 1,722 (42.97%) Agile Software Development
2 1,582 (39.48%) React
3 1,468 (36.64%) HTML
4 1,447 (36.11%) CSS
5 1,271 (31.72%) Node.js
6 1,022 (25.51%) Java
7 997 (24.88%) AWS
8 912 (22.76%) Software Engineering
9 908 (22.66%) Finance
10 886 (22.11%) AngularJS
11 860 (21.46%) TypeScript
12 834 (20.81%) Azure
13 821 (20.49%) Python
14 735 (18.34%) .NET
15 721 (17.99%) Docker
16 691 (17.24%) C#
16 691 (17.24%) Web Services
17 671 (16.75%) Git (software)
18 656 (16.37%) Front End Development
19 654 (16.32%) SQL
20 616 (15.37%) DevOps
21 614 (15.32%) TDD
22 573 (14.30%) Kubernetes
23 526 (13.13%) HTML5
24 510 (12.73%) User Experience
25 481 (12.00%) Microservices
26 457 (11.41%) Test Automation
27 452 (11.28%) Serverless
28 445 (11.11%) Asset Management
29 433 (10.81%) Front Office

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
1 114 (2.85%) Confluence
2 107 (2.67%) Apache
3 106 (2.65%) CMS
4 88 (2.20%) SharePoint
5 70 (1.75%) WordPress
6 69 (1.72%) Elasticsearch
7 51 (1.27%) Apache Spark
8 42 (1.05%) Tomcat
9 35 (0.87%) Cloud Foundry
10 33 (0.82%) IIS
11 29 (0.72%) Drupal
11 29 (0.72%) WebSphere
12 21 (0.52%) Red Hat Fuse
13 20 (0.50%) Adobe Experience Manager
14 19 (0.47%) Camunda
14 19 (0.47%) nginx
14 19 (0.47%) Umbraco
15 15 (0.37%) Jadu
16 13 (0.32%) IBM Domino
17 12 (0.30%) Headless CMS
Applications
1 34 (0.85%) Microsoft Office
2 22 (0.55%) Photoshop
3 21 (0.52%) Chatbot
4 18 (0.45%) Microsoft Excel
5 17 (0.42%) Sketch
6 16 (0.40%) Figma
7 15 (0.37%) Adobe XD
8 14 (0.35%) Adobe Creative Suite
9 9 (0.22%) InVision
10 8 (0.20%) Adobe Illustrator
10 8 (0.20%) InfoPath
11 7 (0.17%) Microsoft PowerPoint
12 4 (0.100%) Maya
12 4 (0.100%) UserZoom
13 3 (0.075%) Adobe After Effects
13 3 (0.075%) Adobe Premiere
13 3 (0.075%) Microsoft Project
14 2 (0.050%) MS Visio
14 2 (0.050%) Zeplin
15 1 (0.025%) UXPin
Business Applications
1 53 (1.32%) Magento
2 37 (0.92%) Dynamics CRM
2 37 (0.92%) Shopify
3 11 (0.27%) Salesforce.com CRM
4 9 (0.22%) Payment Gateway
5 7 (0.17%) Maximo
5 7 (0.17%) SAP HCM
6 6 (0.15%) Adobe Campaign
7 4 (0.100%) BASE24
8 3 (0.075%) BusinessWorks
8 3 (0.075%) Distributed Ledger
8 3 (0.075%) Summit
9 2 (0.050%) NetSuite
9 2 (0.050%) SAP CRM
9 2 (0.050%) SAP Hybris
9 2 (0.050%) SAP MDM
9 2 (0.050%) Teamcenter
10 1 (0.025%) Dynamics AX
10 1 (0.025%) Oracle Applications
10 1 (0.025%) Tesseract
Cloud Services
1 997 (24.88%) AWS
2 834 (20.81%) Azure
3 452 (11.28%) Serverless
4 322 (8.04%) GCP
5 300 (7.49%) AWS Lambda
6 200 (4.99%) Amazon S3
7 179 (4.47%) GitHub
8 154 (3.84%) Amazon SQS
9 136 (3.39%) AWS Step Functions
10 101 (2.52%) Power Platform
11 82 (2.05%) SaaS
12 78 (1.95%) PaaS
13 71 (1.77%) npm
14 55 (1.37%) AWS CloudFormation
15 53 (1.32%) Dynamics 365
16 52 (1.30%) Azure Active Directory
17 50 (1.25%) Amazon EC2
18 42 (1.05%) IaaS
19 40 (1.00%) Cloud Computing
20 39 (0.97%) OpenShift
Communications & Networking
1 80 (2.00%) HTTP
2 29 (0.72%) DNS
2 29 (0.72%) Internet
3 27 (0.67%) SSL
4 22 (0.55%) Firewall
4 22 (0.55%) TCP/IP
5 17 (0.42%) HTTPS
6 12 (0.30%) SAN
6 12 (0.30%) SSH
7 10 (0.25%) ATM
7 10 (0.25%) Ethernet
7 10 (0.25%) Unified Communications
8 9 (0.22%) NAS
9 8 (0.20%) FTP
9 8 (0.20%) Intranet
9 8 (0.20%) SMTP
10 6 (0.15%) DHCP
10 6 (0.15%) Network Security
10 6 (0.15%) SMS
11 5 (0.12%) DMARC
Database & Business Intelligence
1 340 (8.49%) SQL Server
2 227 (5.67%) Amazon DynamoDB
3 225 (5.62%) MySQL
4 196 (4.89%) MongoDB
5 179 (4.47%) PostgreSQL
6 165 (4.12%) NoSQL
7 162 (4.04%) Amazon RDS
8 128 (3.19%) Relational Database
9 69 (1.72%) Power BI
10 53 (1.32%) Azure SQL Database
11 42 (1.05%) Redis
12 41 (1.02%) Big Data
13 39 (0.97%) SQL Server Integration Services
13 39 (0.97%) SQL Server Reporting Services
14 35 (0.87%) Apache Ignite
15 34 (0.85%) Cosmos DB
16 23 (0.57%) RDBMS
17 22 (0.55%) Oracle Database
18 21 (0.52%) Hadoop
19 20 (0.50%) Apache Cassandra
Development Applications
1 671 (16.75%) Git (software)
2 389 (9.71%) Jenkins
3 266 (6.64%) JIRA
4 204 (5.09%) webpack
5 138 (3.44%) Selenium
6 122 (3.04%) Maven
7 107 (2.67%) Visual Studio
8 105 (2.62%) Cucumber
8 105 (2.62%) Cypress.io
9 93 (2.32%) JUnit
10 86 (2.15%) Jasmine
11 85 (2.12%) gulp
12 71 (1.77%) GitLab
13 69 (1.72%) SonarQube
14 68 (1.70%) Mocha
15 56 (1.40%) Grunt
16 55 (1.37%) Gradle
16 55 (1.37%) Sonatype Nexus
17 53 (1.32%) Subversion
17 53 (1.32%) TeamCity
General
1 908 (22.66%) Finance
2 433 (10.81%) Front Office
3 251 (6.26%) Banking
4 154 (3.84%) Public Sector
5 134 (3.34%) Marketing
6 95 (2.37%) Retail
7 65 (1.62%) Investment Banking
8 58 (1.45%) Law
9 56 (1.40%) Games
10 53 (1.32%) Telecoms
11 45 (1.12%) Manufacturing
12 29 (0.72%) Advertising
13 24 (0.60%) Electronics
14 19 (0.47%) Financial Institution
15 17 (0.42%) Local Government
16 15 (0.37%) Publishing
17 14 (0.35%) Legal
17 14 (0.35%) Military
17 14 (0.35%) Pharmaceutical
18 13 (0.32%) Automotive
Job Titles
1 3,009 (75.09%) Developer
2 748 (18.67%) React Developer
3 562 (14.03%) JavaScript Developer
4 520 (12.98%) Full Stack Developer
5 467 (11.65%) Front End Developer (Client-Side Developer)
6 317 (7.91%) Senior Developer
7 290 (7.24%) Software Engineer
8 264 (6.59%) .NET Developer
9 255 (6.36%) AWS Developer
10 247 (6.16%) Java Developer
11 223 (5.57%) Node.js Developer
12 167 (4.17%) Python Developer
13 161 (4.02%) Developer/Software Engineer
14 145 (3.62%) UI Developer
15 140 (3.49%) Angular Developer
16 134 (3.34%) Architect
17 130 (3.24%) PHP Developer
18 126 (3.14%) C# Developer
19 120 (2.99%) Software Developer
20 110 (2.75%) Designer
Libraries, Frameworks & Software Standards
1 1,582 (39.48%) React
2 1,468 (36.64%) HTML
3 1,447 (36.11%) CSS
4 1,271 (31.72%) Node.js
5 886 (22.11%) AngularJS
6 735 (18.34%) .NET
7 691 (17.24%) Web Services
8 526 (13.13%) HTML5
9 405 (10.11%) REST
10 358 (8.93%) Redux
11 341 (8.51%) jQuery
12 330 (8.24%) CSS3
13 308 (7.69%) Vue.js
14 301 (7.51%) RESTful
14 301 (7.51%) Spring
15 253 (6.31%) GraphQL
16 227 (5.67%) Sass
17 225 (5.62%) ASP.NET
18 221 (5.52%) JSON
19 216 (5.39%) XML
Miscellaneous
1 510 (12.73%) User Experience
2 234 (5.84%) Greenfield Project
3 178 (4.44%) Derivative
4 175 (4.37%) Equities
5 148 (3.69%) Analytical Skills
6 145 (3.62%) Fixed Income
7 113 (2.82%) Mobile App
8 110 (2.75%) Hedge funds
9 92 (2.30%) Foreign Exchange (FX)
10 84 (2.10%) Enterprise Software
11 75 (1.87%) Data Structures
12 72 (1.80%) Cloud Native
13 58 (1.45%) Blog
14 47 (1.17%) Social Media
15 46 (1.15%) Equity Derivative
15 46 (1.15%) Self-Motivation
16 45 (1.12%) Clustering
17 41 (1.02%) Virtual Team
18 39 (0.97%) Public Cloud
19 37 (0.92%) Algorithms
Operating Systems
1 250 (6.24%) Linux
2 117 (2.92%) Windows
3 107 (2.67%) Android
4 100 (2.50%) Apple iOS
5 94 (2.35%) Unix
6 32 (0.80%) Mac OS
7 21 (0.52%) Red Hat Enterprise Linux
8 20 (0.50%) Mac OS X
9 17 (0.42%) CentOS
10 14 (0.35%) Windows Server
11 13 (0.32%) Ubuntu
12 9 (0.22%) Windows Server 2012
13 7 (0.17%) Windows 10
14 5 (0.12%) VMS
15 4 (0.100%) Windows Server 2008
16 3 (0.075%) CoreOS
16 3 (0.075%) Windows Server 2016
16 3 (0.075%) Windows Server 2019
17 2 (0.050%) Alpine Linux
17 2 (0.050%) Oracle Linux
Processes & Methodologies
1 1,722 (42.97%) Agile Software Development
2 912 (22.76%) Software Engineering
3 656 (16.37%) Front End Development
4 616 (15.37%) DevOps
5 614 (15.32%) TDD
6 481 (12.00%) Microservices
7 457 (11.41%) Test Automation
8 445 (11.11%) Asset Management
9 365 (9.11%) Scrum
10 352 (8.78%) Investment Management
11 340 (8.49%) Continuous Integration
12 338 (8.44%) Web Development
13 316 (7.89%) MVC
14 265 (6.61%) OO
15 253 (6.31%) Analytics
16 239 (5.96%) BDD
17 225 (5.62%) Unit Testing
18 221 (5.52%) Open Source
19 191 (4.77%) Problem-Solving
20 184 (4.59%) E-Commerce
Programming Languages
1 1,022 (25.51%) Java
2 860 (21.46%) TypeScript
3 821 (20.49%) Python
4 691 (17.24%) C#
5 654 (16.32%) SQL
6 311 (7.76%) PHP
7 233 (5.81%) ES6
8 199 (4.97%) Kotlin
9 153 (3.82%) PowerShell
10 148 (3.69%) Java 8
11 140 (3.49%) Go
12 137 (3.42%) C++
12 137 (3.42%) Ruby
13 90 (2.25%) Scala
14 78 (1.95%) Bash Shell
15 62 (1.55%) PL/SQL
16 41 (1.02%) C
17 37 (0.92%) T-SQL
18 36 (0.90%) R
19 35 (0.87%) Groovy
Qualifications
1 278 (6.94%) Security Cleared
2 234 (5.84%) SC Cleared
3 230 (5.74%) Degree
4 48 (1.20%) Computer Science Degree
5 25 (0.62%) DV Cleared
6 20 (0.50%) AWS Certification
7 19 (0.47%) BPSS Clearance
8 18 (0.45%) ISTQB
9 14 (0.35%) Master's Degree
10 11 (0.27%) ISTQB Foundation Certification
11 10 (0.25%) ISEB
12 6 (0.15%) Microsoft Certification
13 4 (0.100%) CISSP
13 4 (0.100%) Numerate Degree
13 4 (0.100%) PhD
13 4 (0.100%) SANS
14 3 (0.075%) CISM
14 3 (0.075%) GIAC
14 3 (0.075%) MCSE
14 3 (0.075%) VMware Certified Professional (VCP)
Quality Assurance & Compliance
1 180 (4.49%) QA
2 49 (1.22%) WCAG
3 30 (0.75%) GDPR
4 22 (0.55%) Data Quality
5 7 (0.17%) MiFID
5 7 (0.17%) PCI DSS
5 7 (0.17%) WAI
6 4 (0.100%) Sarbanes-Oxley
6 4 (0.100%) SLA
7 3 (0.075%) HIPAA
7 3 (0.075%) RMADS
8 2 (0.050%) Cyber Essentials
8 2 (0.050%) Disclosure Scotland
8 2 (0.050%) ISO/IEC 27001
8 2 (0.050%) NCSC
8 2 (0.050%) NIST
8 2 (0.050%) Section 508
9 1 (0.025%) Government Security Classifications
9 1 (0.025%) HL7
9 1 (0.025%) ISO 9001
System Software
1 721 (17.99%) Docker
2 63 (1.57%) Active Directory
3 18 (0.45%) VMware Infrastructure
4 7 (0.17%) Postfix
4 7 (0.17%) qmail
5 4 (0.100%) Virtual Machines
6 3 (0.075%) Ceph
6 3 (0.075%) NFS
6 3 (0.075%) Samba
6 3 (0.075%) VMware ESXi
7 2 (0.050%) Apache ZooKeeper
7 2 (0.050%) HDFS
7 2 (0.050%) OpenAM
7 2 (0.050%) VMware NSX
7 2 (0.050%) vSphere
8 1 (0.025%) etcd
8 1 (0.025%) OpenDJ
8 1 (0.025%) OpenIDM
8 1 (0.025%) Varnish
Systems Management
1 573 (14.30%) Kubernetes
2 416 (10.38%) Terraform
3 100 (2.50%) Ansible
4 57 (1.42%) Puppet
5 36 (0.90%) Opscode Chef
6 25 (0.62%) Grafana
7 20 (0.50%) Kibana
8 16 (0.40%) Single Sign-On
9 14 (0.35%) Prometheus
10 11 (0.27%) Istio
11 10 (0.25%) Consul
12 8 (0.20%) Graphite
12 8 (0.20%) logstash
13 5 (0.12%) Hadoop YARN
13 5 (0.12%) Icinga
13 5 (0.12%) Salt
13 5 (0.12%) vRealize
14 4 (0.100%) Knative
14 4 (0.100%) Mesos
15 3 (0.075%) vCenter Server
Vendors
1 289 (7.21%) Microsoft
2 208 (5.19%) Oracle
3 114 (2.85%) Google
4 84 (2.10%) Adobe
5 72 (1.80%) ServiceNow
6 65 (1.62%) Salesforce.com
7 52 (1.30%) Splunk
8 47 (1.17%) SAP
9 30 (0.75%) VMware
10 29 (0.72%) Red Hat
11 28 (0.70%) Bloomberg
12 25 (0.62%) Atlassian
13 23 (0.57%) Dynatrace
13 23 (0.57%) New Relic
14 22 (0.55%) Apple
15 21 (0.52%) IBM
16 17 (0.42%) Xamarin
17 16 (0.40%) DevExpress
17 16 (0.40%) HP
17 16 (0.40%) Zend