Period
to 19 October 2021

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 19 October 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
6 months to
19 Oct 2021
Same period 2020 Same period 2019
Rank 15 16 11
Rank change year-on-year +1 -5 -3
Contract jobs citing JavaScript 7,563 2,924 9,112
As % of all contract jobs advertised in the UK 8.98% 9.38% 10.79%
As % of the Programming Languages category 22.70% 22.08% 25.68%
Number of daily rates quoted 5,656 2,148 6,592
10th Percentile £363 £300 £325
25th Percentile £414 £375 £390
Median daily rate (50th Percentile) £500 £475 £475
Median % change year-on-year +5.26% - +5.56%
75th Percentile £600 £588 £563
90th Percentile £700 £688 £638
UK excluding London median daily rate £450 £405 £425
% change year-on-year +11.11% -4.71% +4.94%
Number of hourly rates quoted 73 32 61
10th Percentile £30.25 £21.60 £24.50
25th Percentile £40.00 £30.00 £34.00
Median hourly rate £52.50 £36.98 £48.50
Median % change year-on-year +41.99% -23.76% +14.12%
75th Percentile £65.50 £53.98 £53.75
90th Percentile £71.95 £57.02 £60.00
UK excluding London median hourly rate £52.50 £45.00 £46.25
% change year-on-year +16.67% -2.70% +8.82%

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 33,318 13,243 35,478
As % of all contract IT jobs advertised in the UK 39.57% 42.47% 41.99%
Number of daily rates quoted 23,946 9,271 24,902
10th Percentile £361 £313 £320
25th Percentile £425 £400 £400
Median daily rate (50th Percentile) £525 £482 £475
Median % change year-on-year +9.03% +1.37% -
75th Percentile £625 £588 £575
90th Percentile £700 £680 £650
UK excluding London median daily rate £463 £425 £425
% change year-on-year +8.82% - +1.80%
Number of hourly rates quoted 445 261 641
10th Percentile £17.31 £13.00 £19.18
25th Percentile £25.50 £21.25 £34.00
Median hourly rate £45.45 £37.50 £44.50
Median % change year-on-year +21.20% -15.73% +5.95%
75th Percentile £58.75 £47.50 £50.00
90th Percentile £67.78 £55.00 £55.00
UK excluding London median hourly rate £45.00 £39.00 £44.00
% change year-on-year +15.38% -11.36% +3.53%

JavaScript
Job Vacancy Trend

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

Job vacancy trend for JavaScript in the UK

JavaScript
Contractor Daily Rate Trend

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

Daily rate trend for JavaScript in the UK

JavaScript
Daily Rate Histogram

Daily rate distribution for jobs citing JavaScript over the 6 months to 19 October 2021.

Daily rate histogram for JavaScript in the UK

JavaScript
Contractor Hourly Rate Trend

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

Hourly rate trend for JavaScript in the UK

JavaScript
Hourly Rate Histogram

Hourly rate distribution of jobs citing JavaScript over the 6 months to 19 October 2021.

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 19 October 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
England 0 6,080 £520 +9.47% 3,749
London 0 3,754 £550 +4.76% 1,382
Work from Home +2 2,426 £495 +10.00% 951
UK excluding London -5 2,277 £450 +11.11% 2,581
North of England 0 635 £450 +9.09% 820
South East -4 460 £450 +2.56% 512
Scotland +2 361 £450 +5.88% 161
North West -1 349 £410 -3.53% 466
Midlands -11 323 £403 +11.81% 491
South West +2 297 £450 +7.78% 295
Yorkshire +4 254 £475 +26.67% 265
West Midlands -17 191 £424 +5.94% 295
East of England -11 139 £435 +27.94% 234
East Midlands -4 130 £389 +11.07% 196
Wales -5 37 £450 +28.57% 53
North East -18 32 £454 -9.25% 89
Northern Ireland -8 27 £442 +10.50% 18

For the 6 months to 19 October 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 with a requirement for JavaScript.

1 3,285 (43.44%) React
2 3,185 (42.11%) Agile Software Development
3 2,936 (38.82%) HTML
4 2,783 (36.80%) CSS
5 2,089 (27.62%) Java
6 2,078 (27.48%) Node.js
7 2,055 (27.17%) TypeScript
8 1,737 (22.97%) AWS
9 1,688 (22.32%) Full Stack Development
10 1,663 (21.99%) AngularJS
11 1,558 (20.60%) Azure
12 1,477 (19.53%) SQL
13 1,451 (19.19%) DevOps
14 1,435 (18.97%) C#
15 1,433 (18.95%) Software Engineering
16 1,402 (18.54%) Finance
17 1,397 (18.47%) Git (software)
18 1,373 (18.15%) Python
19 1,331 (17.60%) .NET
20 1,218 (16.10%) Social Skills
21 1,215 (16.07%) Docker
22 1,177 (15.56%) TDD
23 1,123 (14.85%) Front End Development
24 1,088 (14.39%) Microservices
25 1,014 (13.41%) Test Automation
26 1,004 (13.28%) Web Services
27 979 (12.94%) Kubernetes
28 943 (12.47%) HTML5
29 935 (12.36%) REST
30 865 (11.44%) Scrum

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
1 279 (3.69%) CMS
2 218 (2.88%) Confluence
3 214 (2.83%) SharePoint
4 161 (2.13%) Elasticsearch
5 126 (1.67%) Apache
6 94 (1.24%) Tomcat
7 89 (1.18%) Adobe Experience Manager
8 71 (0.94%) WordPress
9 67 (0.89%) Drupal
10 64 (0.85%) nginx
11 63 (0.83%) IIS
12 57 (0.75%) Apache Spark
13 41 (0.54%) Umbraco
14 37 (0.49%) Headless CMS
14 37 (0.49%) WebSphere
15 36 (0.48%) Oracle SOA Suite
16 34 (0.45%) Cloud Foundry
16 34 (0.45%) WebLogic
17 28 (0.37%) BizTalk Server
18 27 (0.36%) OpenStack
Applications
1 51 (0.67%) Microsoft Excel
2 42 (0.56%) Photoshop
3 40 (0.53%) Microsoft Office
4 38 (0.50%) Sketch
5 31 (0.41%) Adobe Creative Suite
6 29 (0.38%) Figma
7 20 (0.26%) Chatbot
8 18 (0.24%) Microsoft PowerPoint
9 17 (0.22%) Adobe Illustrator
9 17 (0.22%) InfoPath
10 15 (0.20%) Adobe XD
10 15 (0.20%) InVision
11 8 (0.11%) MS Visio
11 8 (0.11%) Zeplin
12 7 (0.093%) Microsoft Project
13 4 (0.053%) GIMP
13 4 (0.053%) InDesign
13 4 (0.053%) Spreadsheet
14 3 (0.040%) SPSS
15 2 (0.026%) Doxygen
Business Applications
1 114 (1.51%) Dynamics CRM
2 74 (0.98%) Magento
3 32 (0.42%) Shopify
4 28 (0.37%) Dynamics AX
5 21 (0.28%) NetSuite
6 17 (0.22%) Payment Gateway
7 15 (0.20%) SAP HCM
7 15 (0.20%) SAP Hybris
8 14 (0.19%) Salesforce.com CRM
9 7 (0.093%) Temenos T24
10 6 (0.079%) Adobe Campaign
11 5 (0.066%) Oracle BPM
11 5 (0.066%) Oracle ERP
11 5 (0.066%) SAP MII
11 5 (0.066%) Sparx Enterprise Architect
12 4 (0.053%) SAP Oil and Gas
12 4 (0.053%) SAP S/4HANA
12 4 (0.053%) Social Studio
13 3 (0.040%) Dynamics NAV
13 3 (0.040%) Exstream
Cloud Services
1 1,737 (22.97%) AWS
2 1,558 (20.60%) Azure
3 853 (11.28%) Serverless
4 608 (8.04%) AWS Lambda
5 486 (6.43%) GCP
6 414 (5.47%) GitHub
7 391 (5.17%) Amazon S3
8 241 (3.19%) Amazon SQS
9 224 (2.96%) AWS CloudFormation
10 218 (2.88%) npm
11 212 (2.80%) SaaS
12 202 (2.67%) Power Platform
13 200 (2.64%) AWS Step Functions
14 159 (2.10%) PaaS
15 124 (1.64%) Dynamics 365
16 120 (1.59%) Amazon EC2
17 112 (1.48%) OpenShift
18 109 (1.44%) PowerApps
19 108 (1.43%) Microsoft 365
20 99 (1.31%) IaaS
Communications & Networking
1 185 (2.45%) HTTP
2 108 (1.43%) Internet
3 38 (0.50%) TCP/IP
4 36 (0.48%) DNS
5 32 (0.42%) Intranet
6 30 (0.40%) Firewall
7 25 (0.33%) RTMP
8 23 (0.30%) AMQP
8 23 (0.30%) LAN
9 22 (0.29%) HTTPS
10 21 (0.28%) SAN
10 21 (0.28%) SSL
11 20 (0.26%) Network Security
12 19 (0.25%) NAS
12 19 (0.25%) SSH
13 18 (0.24%) Ethernet
14 17 (0.22%) WAN
15 15 (0.20%) FTP
16 13 (0.17%) VPN
17 10 (0.13%) SMTP
Database & Business Intelligence
1 790 (10.45%) SQL Server
2 401 (5.30%) MongoDB
3 385 (5.09%) MySQL
4 376 (4.97%) NoSQL
4 376 (4.97%) PostgreSQL
5 351 (4.64%) Amazon DynamoDB
6 345 (4.56%) Relational Database
7 235 (3.11%) Amazon RDS
8 144 (1.90%) Redis
9 128 (1.69%) Power BI
10 108 (1.43%) RDBMS
11 93 (1.23%) Azure SQL Database
12 88 (1.16%) Big Data
13 80 (1.06%) Oracle Database
14 70 (0.93%) SQL Server Reporting Services
15 65 (0.86%) SQL Server Integration Services
16 58 (0.77%) Amazon Aurora
17 55 (0.73%) Apache Cassandra
17 55 (0.73%) Data Lake
17 55 (0.73%) Data Warehouse
Development Applications
1 1,397 (18.47%) Git (software)
2 836 (11.05%) Jenkins
3 586 (7.75%) JIRA
4 341 (4.51%) Maven
5 334 (4.42%) Selenium
6 280 (3.70%) Cucumber
7 260 (3.44%) webpack
8 250 (3.31%) Cypress.io
9 209 (2.76%) TeamCity
10 207 (2.74%) GitLab
11 206 (2.72%) Jasmine
12 185 (2.45%) JUnit
13 183 (2.42%) Bitbucket
14 162 (2.14%) Subversion
15 147 (1.94%) Mocha
16 143 (1.89%) Visual Studio
17 125 (1.65%) gulp
18 116 (1.53%) Gradle
19 101 (1.34%) Karma Test Runner
20 98 (1.30%) Grunt
General
1 1,402 (18.54%) Finance
2 1,218 (16.10%) Social Skills
3 527 (6.97%) Banking
4 466 (6.16%) Front Office
5 393 (5.20%) Public Sector
6 358 (4.73%) Analytical Skills
7 247 (3.27%) Marketing
8 201 (2.66%) Retail
9 172 (2.27%) Presentation Skills
10 162 (2.14%) Investment Banking
11 88 (1.16%) Telecoms
12 86 (1.14%) Games
13 75 (0.99%) Manufacturing
14 70 (0.93%) Documentation Skills
15 61 (0.81%) Legal
16 53 (0.70%) Financial Institution
17 52 (0.69%) Publishing
18 50 (0.66%) Electronics
19 43 (0.57%) Influencing Skills
20 42 (0.56%) Law
Job Titles
1 5,191 (68.64%) Developer
2 1,149 (15.19%) React Developer
3 842 (11.13%) Full Stack Developer
4 795 (10.51%) JavaScript Developer
5 763 (10.09%) Front End Developer (Client-Side Developer)
6 641 (8.48%) Senior Developer
7 601 (7.95%) Software Engineer
8 465 (6.15%) .NET Developer
9 446 (5.90%) Java Developer
10 315 (4.17%) Architect
11 310 (4.10%) Python Developer
12 290 (3.83%) C# Developer
13 286 (3.78%) Angular Developer
14 267 (3.53%) Node.js Developer
15 243 (3.21%) JavaScript Engineer
16 241 (3.19%) Developer/Software Engineer
17 215 (2.84%) UI Developer
18 214 (2.83%) Software Developer
19 194 (2.57%) AWS Developer
20 193 (2.55%) Lead Developer
Libraries, Frameworks & Software Standards
1 3,285 (43.44%) React
2 2,936 (38.82%) HTML
3 2,783 (36.80%) CSS
4 2,078 (27.48%) Node.js
5 1,663 (21.99%) AngularJS
6 1,331 (17.60%) .NET
7 1,004 (13.28%) Web Services
8 943 (12.47%) HTML5
9 935 (12.36%) REST
10 650 (8.59%) Redux
11 649 (8.58%) RESTful
12 623 (8.24%) Spring
13 593 (7.84%) Vue.js
14 581 (7.68%) jQuery
15 521 (6.89%) CSS3
16 472 (6.24%) GraphQL
17 458 (6.06%) Sass
18 447 (5.91%) ASP.NET
19 432 (5.71%) Spring Boot
20 428 (5.66%) XML
Miscellaneous
1 684 (9.04%) User Experience
2 266 (3.52%) Greenfield Project
3 264 (3.49%) Mobile App
4 196 (2.59%) Foreign Exchange (FX)
5 162 (2.14%) Fixed Income
6 161 (2.13%) Cloud Native
7 155 (2.05%) Data Protection Act
8 149 (1.97%) Equities
9 147 (1.94%) Derivative
10 126 (1.67%) Hedge funds
11 109 (1.44%) Data Structures
12 107 (1.41%) Algorithms
13 97 (1.28%) Enterprise Software
14 94 (1.24%) Self-Motivation
15 88 (1.16%) Legacy Systems
16 86 (1.14%) Public Cloud
17 54 (0.71%) Client/Server
17 54 (0.71%) Management Information System
18 52 (0.69%) Virtual Team
19 51 (0.67%) Linux Command Line
Operating Systems
1 490 (6.48%) Linux
2 340 (4.50%) Windows
3 222 (2.94%) Unix
4 134 (1.77%) Android
5 129 (1.71%) Apple iOS
6 63 (0.83%) Windows Server
7 51 (0.67%) Red Hat Enterprise Linux
8 19 (0.25%) Solaris
9 16 (0.21%) Mac OS X
9 16 (0.21%) Ubuntu
10 13 (0.17%) AIX
11 12 (0.16%) Mac OS
12 10 (0.13%) Windows Server 2012
13 9 (0.12%) Windows 10
13 9 (0.12%) Windows Server 2016
14 8 (0.11%) Debian
15 7 (0.093%) CentOS
16 5 (0.066%) Windows Server 2008
17 3 (0.040%) Windows Server 2019
18 2 (0.026%) Embedded Linux
Processes & Methodologies
1 3,185 (42.11%) Agile Software Development
2 1,688 (22.32%) Full Stack Development
3 1,451 (19.19%) DevOps
4 1,433 (18.95%) Software Engineering
5 1,177 (15.56%) TDD
6 1,123 (14.85%) Front End Development
7 1,088 (14.39%) Microservices
8 1,014 (13.41%) Test Automation
9 865 (11.44%) Scrum
10 633 (8.37%) Continuous Integration
11 581 (7.68%) Problem-Solving
12 564 (7.46%) MVC
13 562 (7.43%) Web Development
14 484 (6.40%) Unit Testing
15 466 (6.16%) Analytics
16 464 (6.14%) BDD
17 454 (6.00%) Asset Management
17 454 (6.00%) SDLC
18 407 (5.38%) E-Commerce
18 407 (5.38%) OO
Programming Languages
1 2,089 (27.62%) Java
2 2,055 (27.17%) TypeScript
3 1,477 (19.53%) SQL
4 1,435 (18.97%) C#
5 1,373 (18.15%) Python
6 453 (5.99%) PHP
7 384 (5.08%) ES6
8 257 (3.40%) PowerShell
9 228 (3.01%) C++
10 225 (2.98%) Kotlin
11 206 (2.72%) Bash Shell
12 191 (2.53%) Ruby
13 186 (2.46%) Go
14 174 (2.30%) Scala
15 172 (2.27%) Java 8
16 126 (1.67%) T-SQL
17 108 (1.43%) Shell Script
18 106 (1.40%) C
19 92 (1.22%) Groovy
20 84 (1.11%) Java 11
Qualifications
1 448 (5.92%) Security Cleared
2 425 (5.62%) Degree
3 352 (4.65%) SC Cleared
4 97 (1.28%) Computer Science Degree
5 68 (0.90%) BPSS Clearance
6 46 (0.61%) DV Cleared
7 40 (0.53%) ISTQB
8 34 (0.45%) AWS Certification
8 34 (0.45%) ISEB
8 34 (0.45%) Master's Degree
9 30 (0.40%) ISTQB Foundation Certification
10 23 (0.30%) ITIL Certification
11 18 (0.24%) CISSP
12 13 (0.17%) DBS Check
13 12 (0.16%) Microsoft Certification
14 9 (0.12%) Numerate Degree
15 5 (0.066%) TOGAF Certification
16 4 (0.053%) ISTQB Advanced Certification
17 3 (0.040%) BC Cleared
17 3 (0.040%) CISM
Quality Assurance & Compliance
1 482 (6.37%) Accessibility
2 301 (3.98%) QA
3 81 (1.07%) WCAG
4 53 (0.70%) GDPR
5 37 (0.49%) Data Quality
6 15 (0.20%) GRC
7 12 (0.16%) PMO
8 10 (0.13%) WAI
9 9 (0.12%) SLA
10 8 (0.11%) Disclosure Scotland
11 4 (0.053%) HL7
12 2 (0.026%) DICOM
12 2 (0.026%) ISO/IEC 27001
12 2 (0.026%) MiFID
12 2 (0.026%) PCI DSS
12 2 (0.026%) Sarbanes-Oxley
13 1 (0.013%) GxP
13 1 (0.013%) PMBOK
13 1 (0.013%) Section 508
13 1 (0.013%) SNOMED CT
System Software
1 1,215 (16.07%) Docker
2 140 (1.85%) Active Directory
3 18 (0.24%) vSphere
4 17 (0.22%) Virtual Machines
4 17 (0.22%) VMware Infrastructure
5 15 (0.20%) NFS
6 9 (0.12%) VMware NSX
7 6 (0.079%) Apache ZooKeeper
7 6 (0.079%) IAG
8 5 (0.066%) KVM
8 5 (0.066%) Oracle RAC
8 5 (0.066%) Virtual Servers
9 4 (0.053%) OpenAM
9 4 (0.053%) RACF
10 3 (0.040%) Hyper-V
10 3 (0.040%) LXC
10 3 (0.040%) Postfix
10 3 (0.040%) Virtual Desktop
10 3 (0.040%) VMware ESXi
10 3 (0.040%) Xen
Systems Management
1 979 (12.94%) Kubernetes
2 673 (8.90%) Terraform
3 249 (3.29%) Ansible
4 142 (1.88%) Grafana
5 84 (1.11%) Puppet
6 66 (0.87%) Kibana
7 51 (0.67%) Opscode Chef
8 49 (0.65%) Prometheus
9 30 (0.40%) Single Sign-On
10 26 (0.34%) Graphite
11 24 (0.32%) logstash
12 17 (0.22%) Istio
13 15 (0.20%) Rancher
14 13 (0.17%) Nagios
15 12 (0.16%) Argo
15 12 (0.16%) Packer
16 11 (0.15%) systemd
17 9 (0.12%) HP Fortify
17 9 (0.12%) Red Hat Satellite
17 9 (0.12%) SCCM
Vendors
1 632 (8.36%) Microsoft
2 507 (6.70%) Oracle
3 218 (2.88%) Adobe
4 212 (2.80%) Google
5 204 (2.70%) Salesforce.com
6 173 (2.29%) SAP
7 90 (1.19%) ServiceNow
8 82 (1.08%) Splunk
9 73 (0.97%) Atlassian
10 65 (0.86%) MuleSoft
11 41 (0.54%) hybris
12 40 (0.53%) IBM
13 38 (0.50%) New Relic
13 38 (0.50%) Red Hat
14 37 (0.49%) Databricks
15 36 (0.48%) Alibaba
15 36 (0.48%) Telerik
16 33 (0.44%) Nintex
17 30 (0.40%) Pega
18 28 (0.37%) VMware