Period
to 21 January 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 21 January 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
21 Jan 2021
Same period 2020 Same period 2019
Rank 15 12 9
Rank change year-on-year -3 -3 0
Contract jobs citing JavaScript 3,937 7,332 11,616
As % of all contract jobs advertised in the UK 9.39% 10.06% 11.75%
As % of the Programming Languages category 22.64% 24.62% 26.49%
Number of daily rates quoted 3,742 5,520 8,794
Median daily rate £475 £475 £460
Median daily rate % change year-on-year - +3.26% +2.22%
10th Percentile £313 £319 £313
90th Percentile £650 £638 £605
UK excluding London median daily rate £410 £425 £421
% change year-on-year -3.53% +0.95% +8.65%
Number of hourly rates quoted 51 48 73
Median hourly rate £43.00 £48.50 £42.50
Median hourly rate % change year-on-year -11.34% +14.12% -1.16%
10th Percentile £22.10 £17.00 £19.05
90th Percentile £58.71 £78.75 £62.17
UK excluding London median hourly rate £40.00 £33.25 £44.25
% change year-on-year +20.30% -24.86% -1.67%

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 17,388 29,778 43,847
As % of all contract IT jobs advertised in the UK 41.47% 40.84% 44.36%
Number of daily rates quoted 12,130 20,848 31,147
Median daily rate £475 £475 £475
10th Percentile £313 £325 £319
90th Percentile £663 £650 £650
UK excluding London median daily rate £425 £430 £425
% change year-on-year -1.16% +1.18% +6.25%
Number of hourly rates quoted 403 540 641
Median hourly rate £42.50 £43.25 £42.00
Median hourly rate % change year-on-year -1.73% +2.98% +5.00%
10th Percentile £14.00 £16.50 £16.25
90th Percentile £58.75 £55.00 £51.25
Median hourly rate £42.50 £42.50 £42.50

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 21 January 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 21 January 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 21 January 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 -2 3,373 £475 - 2,970
London -2 2,066 £525 - 982
UK excluding London -2 1,394 £410 -3.53% 2,206
Work from Home -10 1,125 £475 +5.56% 697
North of England -2 422 £425 +4.94% 705
South East -9 274 £425 -3.95% 428
Midlands +1 228 £360 -7.10% 400
North West -5 199 £405 -2.11% 407
Yorkshire +3 175 £425 +6.25% 232
Scotland -4 169 £425 -5.56% 131
South West -12 138 £413 -2.94% 265
West Midlands +1 132 £350 -15.15% 231
East of England -3 102 £442 +10.47% 186
East Midlands +1 87 £369 -1.60% 166
North East +9 48 £475 +18.75% 67
Wales +1 39 £400 -11.11% 58
Northern Ireland +5 27 £450 +5.88% 35

For the 6 months to 21 January 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 1,740 (44.20%) Agile Software Development
2 1,508 (38.30%) HTML
3 1,440 (36.58%) CSS
4 1,429 (36.30%) React
5 1,197 (30.40%) Node.js
6 1,164 (29.57%) Java
7 957 (24.31%) AngularJS
8 938 (23.83%) AWS
9 871 (22.12%) Python
10 851 (21.62%) Finance
11 825 (20.96%) Software Engineering
12 794 (20.17%) Azure
13 731 (18.57%) .NET
14 709 (18.01%) SQL
15 690 (17.53%) Git (software)
16 689 (17.50%) Web Services
17 678 (17.22%) C#
18 651 (16.54%) Docker
19 621 (15.77%) Front End Development
20 620 (15.75%) DevOps
21 598 (15.19%) TypeScript
22 567 (14.40%) TDD
23 556 (14.12%) HTML5
24 493 (12.52%) Microservices
25 473 (12.01%) Kubernetes
26 470 (11.94%) REST
27 458 (11.63%) Test Automation
28 441 (11.20%) User Experience
29 427 (10.85%) Jenkins
30 420 (10.67%) Asset Management

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
1 133 (3.38%) Apache
2 117 (2.97%) Confluence
3 112 (2.84%) CMS
4 89 (2.26%) Elasticsearch
5 88 (2.24%) SharePoint
6 68 (1.73%) WordPress
7 55 (1.40%) IIS
8 54 (1.37%) Apache Spark
9 44 (1.12%) Tomcat
10 40 (1.02%) WebSphere
11 34 (0.86%) Drupal
12 33 (0.84%) WebLogic
13 27 (0.69%) Red Hat Fuse
14 25 (0.64%) nginx
15 22 (0.56%) JBoss
16 20 (0.51%) Adobe Experience Manager
17 19 (0.48%) Umbraco
18 18 (0.46%) Cloud Foundry
19 16 (0.41%) Camunda
20 14 (0.36%) Appian
Applications
1 43 (1.09%) Microsoft Office
2 27 (0.69%) Microsoft Excel
3 18 (0.46%) Photoshop
4 16 (0.41%) Sketch
5 15 (0.38%) Chatbot
6 13 (0.33%) Adobe Creative Suite
7 12 (0.30%) InVision
8 11 (0.28%) MS Visio
9 10 (0.25%) Adobe XD
9 10 (0.25%) Figma
9 10 (0.25%) InfoPath
10 9 (0.23%) Adobe Illustrator
11 6 (0.15%) Adobe Premiere
12 5 (0.13%) Microsoft PowerPoint
12 5 (0.13%) SPSS
12 5 (0.13%) Zeplin
13 4 (0.10%) UserZoom
14 3 (0.076%) Adobe After Effects
14 3 (0.076%) Maya
14 3 (0.076%) Microsoft Project
Business Applications
1 79 (2.01%) Dynamics CRM
2 43 (1.09%) Magento
3 23 (0.58%) Shopify
4 16 (0.41%) Maximo
5 9 (0.23%) SAP Hybris
6 8 (0.20%) Sparx Enterprise Architect
6 8 (0.20%) Teamcenter
7 6 (0.15%) Payment Gateway
8 5 (0.13%) Dynamics AX
8 5 (0.13%) Dynamics NAV
9 3 (0.076%) BusinessWorks
9 3 (0.076%) Oracle Applications
9 3 (0.076%) Salesforce.com CRM
9 3 (0.076%) SAP ERP
10 2 (0.051%) Distributed Ledger
10 2 (0.051%) Oracle BPM
10 2 (0.051%) SAP CRM
10 2 (0.051%) SAP HCM
10 2 (0.051%) SAP MDM
11 1 (0.025%) NetSuite
Cloud Services
1 938 (23.83%) AWS
2 794 (20.17%) Azure
3 372 (9.45%) Serverless
4 281 (7.14%) GCP
5 248 (6.30%) AWS Lambda
6 196 (4.98%) Amazon S3
7 168 (4.27%) GitHub
8 109 (2.77%) Power Platform
9 104 (2.64%) Amazon EC2
10 87 (2.21%) Amazon SQS
11 76 (1.93%) SaaS
12 73 (1.85%) Dynamics 365
13 72 (1.83%) npm
14 70 (1.78%) PowerApps
15 67 (1.70%) AWS Step Functions
15 67 (1.70%) Logic Apps
15 67 (1.70%) PaaS
16 60 (1.52%) AWS CloudFormation
17 54 (1.37%) Office 365
18 52 (1.32%) Power Automate
Communications & Networking
1 78 (1.98%) HTTP
2 33 (0.84%) TCP/IP
3 30 (0.76%) Internet
4 26 (0.66%) SSL
5 25 (0.64%) Firewall
6 22 (0.56%) Intranet
7 18 (0.46%) DNS
8 17 (0.43%) FTP
9 14 (0.36%) SSH
10 11 (0.28%) Ethernet
11 8 (0.20%) F5 BIG-IP GTM
12 6 (0.15%) DHCP
12 6 (0.15%) DSL
13 5 (0.13%) HTTPS
13 5 (0.13%) Remote Desktop
13 5 (0.13%) SAN
13 5 (0.13%) Skype
14 4 (0.10%) ATM
14 4 (0.10%) DVB
14 4 (0.10%) Network Security
Database & Business Intelligence
1 334 (8.48%) SQL Server
2 241 (6.12%) MySQL
3 199 (5.05%) MongoDB
4 191 (4.85%) Amazon DynamoDB
5 175 (4.45%) PostgreSQL
6 149 (3.78%) NoSQL
7 137 (3.48%) Relational Database
8 97 (2.46%) Amazon RDS
9 58 (1.47%) Apache Ignite
10 48 (1.22%) Power BI
10 48 (1.22%) SQL Server Integration Services
10 48 (1.22%) SQL Server Reporting Services
11 45 (1.14%) Big Data
12 42 (1.07%) Azure SQL Database
12 42 (1.07%) Oracle Database
13 40 (1.02%) Redis
14 33 (0.84%) Data Warehouse
15 29 (0.74%) Cosmos DB
16 28 (0.71%) Hadoop
17 25 (0.64%) Amazon Aurora
Development Applications
1 690 (17.53%) Git (software)
2 427 (10.85%) Jenkins
3 260 (6.60%) JIRA
4 166 (4.22%) webpack
5 162 (4.11%) Selenium
6 143 (3.63%) Maven
7 115 (2.92%) Visual Studio
8 114 (2.90%) GitLab
9 105 (2.67%) Cucumber
10 95 (2.41%) gulp
11 86 (2.18%) Cypress.io
12 80 (2.03%) Jasmine
13 78 (1.98%) JUnit
14 73 (1.85%) Sonatype Nexus
15 70 (1.78%) Gradle
15 70 (1.78%) SonarQube
16 64 (1.63%) Subversion
17 60 (1.52%) Grunt
18 47 (1.19%) Mocha
19 43 (1.09%) Ant
General
1 851 (21.62%) Finance
2 414 (10.52%) Front Office
3 260 (6.60%) Banking
4 244 (6.20%) Public Sector
5 116 (2.95%) Marketing
6 108 (2.74%) Investment Banking
7 78 (1.98%) Retail
8 52 (1.32%) Telecoms
9 49 (1.24%) Law
10 44 (1.12%) Games
10 44 (1.12%) Manufacturing
11 33 (0.84%) Advertising
12 29 (0.74%) Electronics
13 20 (0.51%) Pharmaceutical
14 19 (0.48%) Local Government
15 16 (0.41%) Financial Institution
16 15 (0.38%) Legal
16 15 (0.38%) Military
17 13 (0.33%) Back Office
17 13 (0.33%) Publishing
Job Titles
1 2,887 (73.33%) Developer
2 580 (14.73%) React Developer
3 534 (13.56%) JavaScript Developer
4 469 (11.91%) Full Stack Developer
5 446 (11.33%) Front End Developer (Client-Side Developer)
6 343 (8.71%) Software Engineer
7 253 (6.43%) Java Developer
8 248 (6.30%) Senior Developer
9 244 (6.20%) .NET Developer
10 219 (5.56%) Developer/Software Engineer
11 194 (4.93%) Node.js Developer
11 194 (4.93%) Python Developer
12 173 (4.39%) AWS Developer
13 166 (4.22%) Angular Developer
14 160 (4.06%) Architect
15 131 (3.33%) Software Developer
16 125 (3.18%) JavaScript Engineer
17 117 (2.97%) C# Developer
18 111 (2.82%) PHP Developer
19 109 (2.77%) UI Developer
Libraries, Frameworks & Software Standards
1 1,508 (38.30%) HTML
2 1,440 (36.58%) CSS
3 1,429 (36.30%) React
4 1,197 (30.40%) Node.js
5 957 (24.31%) AngularJS
6 731 (18.57%) .NET
7 689 (17.50%) Web Services
8 556 (14.12%) HTML5
9 470 (11.94%) REST
10 353 (8.97%) Vue.js
11 351 (8.92%) jQuery
12 341 (8.66%) Spring
13 335 (8.51%) CSS3
13 335 (8.51%) Redux
14 301 (7.65%) RESTful
15 262 (6.65%) JSON
16 247 (6.27%) ASP.NET
17 238 (6.05%) XML
18 221 (5.61%) Spring Boot
19 216 (5.49%) Sass
Miscellaneous
1 441 (11.20%) User Experience
2 259 (6.58%) Derivative
3 249 (6.32%) Equities
4 227 (5.77%) Fixed Income
5 180 (4.57%) Hedge funds
6 178 (4.52%) Greenfield Project
7 161 (4.09%) Foreign Exchange (FX)
8 136 (3.45%) Analytical Skills
9 117 (2.97%) Mobile App
10 91 (2.31%) Blog
11 90 (2.29%) Enterprise Software
12 55 (1.40%) Cloud Native
13 50 (1.27%) Data Structures
14 44 (1.12%) Self-Motivation
15 37 (0.94%) Public Cloud
16 35 (0.89%) Clustering
16 35 (0.89%) Virtual Team
17 31 (0.79%) Equity Derivative
17 31 (0.79%) Social Media
18 29 (0.74%) NHS
Operating Systems
1 295 (7.49%) Linux
2 162 (4.11%) Windows
3 117 (2.97%) Android
4 108 (2.74%) Apple iOS
5 90 (2.29%) Unix
6 37 (0.94%) Red Hat Enterprise Linux
7 29 (0.74%) Windows Server
8 23 (0.58%) Ubuntu
9 22 (0.56%) Mac OS X
9 22 (0.56%) Windows Server 2012
10 18 (0.46%) CentOS
11 12 (0.30%) Windows Server 2016
12 10 (0.25%) Mac OS
13 9 (0.23%) Debian
13 9 (0.23%) Windows 10
14 5 (0.13%) AIX
15 4 (0.10%) Solaris
15 4 (0.10%) VMS
16 3 (0.076%) Embedded Linux
16 3 (0.076%) Oracle Linux
Processes & Methodologies
1 1,740 (44.20%) Agile Software Development
2 825 (20.96%) Software Engineering
3 621 (15.77%) Front End Development
4 620 (15.75%) DevOps
5 567 (14.40%) TDD
6 493 (12.52%) Microservices
7 458 (11.63%) Test Automation
8 420 (10.67%) Asset Management
9 355 (9.02%) Scrum
10 350 (8.89%) Web Development
11 336 (8.53%) Continuous Integration
12 292 (7.42%) MVC
13 289 (7.34%) Investment Management
14 275 (6.99%) OO
15 259 (6.58%) Open Source
16 244 (6.20%) Analytics
17 232 (5.89%) BDD
18 230 (5.84%) Unit Testing
19 211 (5.36%) Problem-Solving
20 187 (4.75%) SDLC
Programming Languages
1 1,164 (29.57%) Java
2 871 (22.12%) Python
3 709 (18.01%) SQL
4 678 (17.22%) C#
5 598 (15.19%) TypeScript
6 305 (7.75%) PHP
7 215 (5.46%) Kotlin
8 189 (4.80%) ES6
9 152 (3.86%) PowerShell
10 140 (3.56%) Java 8
11 137 (3.48%) C++
12 133 (3.38%) Ruby
13 130 (3.30%) Scala
14 126 (3.20%) Go
15 94 (2.39%) Bash Shell
16 82 (2.08%) PL/SQL
17 50 (1.27%) T-SQL
18 46 (1.17%) C
19 44 (1.12%) Groovy
20 43 (1.09%) R
Qualifications
1 346 (8.79%) Security Cleared
2 283 (7.19%) SC Cleared
3 221 (5.61%) Degree
4 68 (1.73%) Computer Science Degree
5 38 (0.97%) BPSS Clearance
6 31 (0.79%) DV Cleared
7 18 (0.46%) Master's Degree
8 17 (0.43%) ISTQB
9 14 (0.36%) ISTQB Foundation Certification
10 13 (0.33%) AWS Certification
11 11 (0.28%) ISEB
12 9 (0.23%) Numerate Degree
13 8 (0.20%) CISSP
13 8 (0.20%) Microsoft Certification
14 6 (0.15%) DBS Check
15 5 (0.13%) SANS
16 4 (0.10%) Cisco Certification
17 3 (0.076%) CISM
17 3 (0.076%) GCIA
17 3 (0.076%) VMware Certified Professional (VCP)
Quality Assurance & Compliance
1 163 (4.14%) QA
2 52 (1.32%) WCAG
3 37 (0.94%) Data Quality
4 22 (0.56%) GDPR
5 12 (0.30%) WAI
6 10 (0.25%) Disclosure Scotland
6 10 (0.25%) SLA
7 7 (0.18%) NCSC
7 7 (0.18%) PCI DSS
8 6 (0.15%) ISO/IEC 27001
8 6 (0.15%) MiFID
8 6 (0.15%) Sarbanes-Oxley
9 4 (0.10%) Section 508
10 3 (0.076%) GxP
10 3 (0.076%) HIPAA
10 3 (0.076%) RMADS
11 2 (0.051%) Cyber Essentials
11 2 (0.051%) NIST
11 2 (0.051%) SEPA
12 1 (0.025%) PMO
System Software
1 651 (16.54%) Docker
2 43 (1.09%) Active Directory
3 26 (0.66%) VMware Infrastructure
4 9 (0.23%) Time Sharing Option
5 5 (0.13%) Apache ZooKeeper
5 5 (0.13%) Virtual Machines
6 4 (0.10%) HDFS
6 4 (0.10%) NFS
6 4 (0.10%) OpenAM
6 4 (0.10%) OpenDJ
6 4 (0.10%) VMware NSX
7 3 (0.076%) Ceph
7 3 (0.076%) VMware ESXi
7 3 (0.076%) vSphere
8 2 (0.051%) etcd
8 2 (0.051%) Varnish
9 1 (0.025%) Firmware
9 1 (0.025%) OpenIDM
9 1 (0.025%) Postfix
9 1 (0.025%) qmail
Systems Management
1 473 (12.01%) Kubernetes
2 330 (8.38%) Terraform
3 120 (3.05%) Ansible
4 76 (1.93%) Puppet
5 43 (1.09%) Opscode Chef
6 40 (1.02%) Grafana
7 28 (0.71%) Kibana
8 16 (0.41%) Prometheus
8 16 (0.41%) Single Sign-On
9 15 (0.38%) Salt
10 12 (0.30%) Graphite
11 11 (0.28%) Consul
12 9 (0.23%) logstash
13 6 (0.15%) vRealize
14 5 (0.13%) PowerCLI
15 4 (0.10%) Capistrano
15 4 (0.10%) Hadoop YARN
15 4 (0.10%) HP Quality Center
16 3 (0.076%) Icinga
16 3 (0.076%) Mesos
Vendors
1 308 (7.82%) Microsoft
2 216 (5.49%) Oracle
3 137 (3.48%) Google
4 88 (2.24%) Adobe
5 71 (1.80%) ServiceNow
6 70 (1.78%) SAP
7 68 (1.73%) Splunk
8 59 (1.50%) Salesforce.com
9 49 (1.24%) Bloomberg
9 49 (1.24%) Red Hat
10 40 (1.02%) VMware
11 28 (0.71%) IBM
12 22 (0.56%) MuleSoft
12 22 (0.56%) Sitecore
13 20 (0.51%) Apple
14 19 (0.48%) hybris
15 15 (0.38%) Cloudera
15 15 (0.38%) Dynatrace
15 15 (0.38%) Pega
16 14 (0.36%) Zscaler