Period
to 26 October 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 26 October 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
26 Oct 2020
Same period 2019 Same period 2018
Rank 16 10 7
Rank change year-on-year -6 -3 0
Contract jobs citing JavaScript 2,998 9,025 12,586
As % of all contract jobs advertised in the UK 9.32% 10.70% 12.16%
As % of the Programming Languages category 22.08% 25.50% 27.29%
Number of daily rates quoted 2,487 6,738 9,429
Median daily rate £450 £475 £450
Median daily rate % change year-on-year -5.26% +5.56% +5.88%
10th Percentile £300 £325 £313
90th Percentile £663 £626 £600
UK excluding London median daily rate £400 £425 £405
% change year-on-year -5.88% +4.94% +8.00%
Number of hourly rates quoted 61 75 83
Median hourly rate £35.00 £36.70 £42.50
Median hourly rate % change year-on-year -4.63% -13.65% -1.61%
10th Percentile £22.50 £24.70 £21.25
90th Percentile £59.00 £60.00 £57.06
UK excluding London median hourly rate £35.00 £35.00 £42.50
% change year-on-year - -17.65% -5.56%

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 13,579 35,394 46,124
As % of all contract IT jobs advertised in the UK 42.21% 41.98% 44.57%
Number of daily rates quoted 8,929 24,526 32,439
Median daily rate £475 £475 £475
10th Percentile £309 £320 £315
90th Percentile £675 £650 £638
UK excluding London median daily rate £425 £425 £420
% change year-on-year - +1.19% +5.00%
Number of hourly rates quoted 366 687 707
Median hourly rate £35.00 £44.00 £41.85
Median hourly rate % change year-on-year -20.45% +5.15% +4.61%
10th Percentile £13.00 £19.25 £16.25
90th Percentile £54.84 £55.00 £52.50
Median hourly rate £35.00 £43.50 £42.00
% change year-on-year -19.54% +3.57% +3.70%

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 26 October 2020.

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 26 October 2020.

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 26 October 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 -5 2,653 £475 - 2,729
London -6 1,596 £525 - 912
UK excluding London -6 1,151 £400 -5.88% 1,993
Work from Home -12 590 £430 -4.44% 589
North of England -5 327 £400 -3.03% 606
South East -10 220 £428 -0.58% 427
Midlands -2 201 £350 -12.50% 337
North West -6 176 £413 - 357
South West -5 140 £410 -3.53% 272
Scotland -6 125 £425 -5.56% 106
West Midlands +3 115 £360 -12.73% 193
Yorkshire -3 103 £375 -6.37% 182
East of England -3 87 £325 -22.16% 171
East Midlands -2 77 £350 -9.68% 144
North East +3 48 £450 +11.80% 67
Northern Ireland +4 37 £450 +28.57% 20
Wales -10 14 £250 -38.27% 55

For the 6 months to 26 October 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 1,346 (44.90%) Agile Software Development
2 1,249 (41.66%) HTML
3 1,177 (39.26%) CSS
4 1,017 (33.92%) React
5 997 (33.26%) Java
6 901 (30.05%) AngularJS
7 819 (27.32%) Node.js
8 706 (23.55%) AWS
9 700 (23.35%) Python
10 660 (22.01%) Finance
11 633 (21.11%) Azure
12 615 (20.51%) .NET
13 601 (20.05%) C#
14 579 (19.31%) Web Services
15 557 (18.58%) Software Engineering
16 550 (18.35%) SQL
17 524 (17.48%) DevOps
18 515 (17.18%) Git (software)
19 511 (17.04%) Front End Development
20 468 (15.61%) HTML5
21 449 (14.98%) TDD
22 391 (13.04%) Microservices
23 378 (12.61%) Front Office
24 361 (12.04%) Vue.js
25 359 (11.97%) TypeScript
26 347 (11.57%) REST
27 344 (11.47%) Docker
28 330 (11.01%) User Experience
28 330 (11.01%) Test Automation
29 326 (10.87%) 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
1 106 (3.54%) SharePoint
2 90 (3.00%) Apache
3 84 (2.80%) Elasticsearch
4 72 (2.40%) CMS
5 68 (2.27%) Confluence
6 46 (1.53%) IIS
7 40 (1.33%) Apache Spark
8 39 (1.30%) Tomcat
9 38 (1.27%) WordPress
10 34 (1.13%) WebSphere
11 26 (0.87%) nginx
12 25 (0.83%) WebLogic
13 22 (0.73%) Drupal
14 20 (0.67%) Apache Solr
15 17 (0.57%) JBoss
16 16 (0.53%) Red Hat Fuse
17 15 (0.50%) Oracle SOA Suite
18 14 (0.47%) Adobe Experience Manager
18 14 (0.47%) Appian
19 12 (0.40%) Headless CMS
Applications
1 45 (1.50%) Microsoft Office
2 36 (1.20%) Microsoft Excel
3 25 (0.83%) Photoshop
4 24 (0.80%) Sketch
5 18 (0.60%) MS Visio
6 15 (0.50%) InfoPath
7 13 (0.43%) Chatbot
7 13 (0.43%) Figma
8 12 (0.40%) Zeplin
9 11 (0.37%) InVision
10 10 (0.33%) Adobe Illustrator
11 9 (0.30%) Adobe Creative Suite
11 9 (0.30%) Microsoft PowerPoint
12 7 (0.23%) Adobe XD
13 4 (0.13%) Adobe Premiere
14 3 (0.10%) SPSS
15 2 (0.067%) Acrobat
15 2 (0.067%) Doxygen
15 2 (0.067%) Flinto
15 2 (0.067%) Stata
Business Applications
1 90 (3.00%) Dynamics CRM
2 38 (1.27%) Magento
3 14 (0.47%) Shopify
4 12 (0.40%) Maximo
5 6 (0.20%) SAP Hybris
5 6 (0.20%) Teamcenter
6 5 (0.17%) Dynamics AX
6 5 (0.17%) Dynamics NAV
6 5 (0.17%) Oracle ERP
6 5 (0.17%) Sparx Enterprise Architect
6 5 (0.17%) Visualfiles
7 4 (0.13%) SAP Oil and Gas
8 3 (0.10%) NetSuite
8 3 (0.10%) Payment Gateway
8 3 (0.10%) Salesforce.com CRM
8 3 (0.10%) SAP ERP
9 1 (0.033%) Dynamics GP
9 1 (0.033%) Remedy ITSM
9 1 (0.033%) SAP S/4HANA
9 1 (0.033%) Siebel CRM
Cloud Services
1 706 (23.55%) AWS
2 633 (21.11%) Azure
3 253 (8.44%) GCP
4 200 (6.67%) Serverless
5 136 (4.54%) AWS Lambda
6 112 (3.74%) Amazon S3
7 101 (3.37%) Power Platform
8 99 (3.30%) Amazon EC2
9 83 (2.77%) GitHub
10 74 (2.47%) npm
11 72 (2.40%) Dynamics 365
12 63 (2.10%) Logic Apps
13 56 (1.87%) SaaS
14 54 (1.80%) Power Automate
15 40 (1.33%) AWS CloudFormation
16 39 (1.30%) Cloud Computing
16 39 (1.30%) PowerApps
17 37 (1.23%) Office 365
18 30 (1.00%) OpenShift
18 30 (1.00%) PaaS
Communications & Networking
1 60 (2.00%) HTTP
2 27 (0.90%) TCP/IP
3 20 (0.67%) Internet
4 18 (0.60%) Intranet
5 13 (0.43%) DNS
6 12 (0.40%) Firewall
7 10 (0.33%) SSL
8 8 (0.27%) Ethernet
8 8 (0.27%) F5 BIG-IP GTM
8 8 (0.27%) FTP
9 7 (0.23%) Skype
9 7 (0.23%) SSH
10 5 (0.17%) DSL
10 5 (0.17%) Remote Desktop
11 4 (0.13%) DHCP
11 4 (0.13%) DVB
11 4 (0.13%) Kerberos
11 4 (0.13%) Network Security
12 3 (0.10%) WebEx
13 2 (0.067%) Wireshark
Database & Business Intelligence
1 306 (10.21%) SQL Server
2 180 (6.00%) MySQL
3 145 (4.84%) MongoDB
4 131 (4.37%) PostgreSQL
5 124 (4.14%) NoSQL
6 106 (3.54%) Relational Database
7 89 (2.97%) Amazon DynamoDB
8 72 (2.40%) SQL Server Reporting Services
9 45 (1.50%) Power BI
10 44 (1.47%) Oracle Database
11 40 (1.33%) SQL Server Integration Services
12 39 (1.30%) Cosmos DB
13 34 (1.13%) Redis
14 31 (1.03%) Big Data
15 30 (1.00%) Apache Ignite
16 29 (0.97%) Data Warehouse
17 25 (0.83%) Azure SQL Database
18 24 (0.80%) Amazon RDS
19 22 (0.73%) Apache Cassandra
19 22 (0.73%) Hadoop
Development Applications
1 515 (17.18%) Git (software)
2 293 (9.77%) Jenkins
3 184 (6.14%) JIRA
4 124 (4.14%) Selenium
5 113 (3.77%) Visual Studio
6 100 (3.34%) gulp
7 97 (3.24%) GitLab
8 95 (3.17%) Maven
9 90 (3.00%) Jasmine
10 89 (2.97%) Cucumber
11 87 (2.90%) webpack
12 83 (2.77%) Grunt
13 81 (2.70%) Subversion
14 76 (2.54%) JUnit
15 70 (2.33%) Mocha
16 61 (2.03%) Cypress.io
17 51 (1.70%) Team Foundation Server
18 47 (1.57%) TeamCity
19 44 (1.47%) SonarQube
20 43 (1.43%) RStudio
General
1 660 (22.01%) Finance
2 378 (12.61%) Front Office
3 299 (9.97%) Banking
4 200 (6.67%) Public Sector
5 177 (5.90%) Investment Banking
6 68 (2.27%) Marketing
7 55 (1.83%) Retail
8 48 (1.60%) Telecoms
9 42 (1.40%) Manufacturing
10 36 (1.20%) Law
11 26 (0.87%) Electronics
12 24 (0.80%) Games
13 18 (0.60%) Advertising
14 16 (0.53%) Back Office
15 15 (0.50%) Military
16 14 (0.47%) Publishing
17 12 (0.40%) Financial Institution
17 12 (0.40%) Legal
17 12 (0.40%) Pharmaceutical
18 10 (0.33%) Aerospace
Job Titles
1 2,180 (72.72%) Developer
2 443 (14.78%) JavaScript Developer
3 376 (12.54%) Front End Developer (Client-Side Developer)
4 322 (10.74%) React Developer
5 287 (9.57%) Full Stack Developer
6 257 (8.57%) Software Engineer
7 207 (6.90%) .NET Developer
8 194 (6.47%) Java Developer
9 183 (6.10%) Python Developer
10 177 (5.90%) Senior Developer
11 172 (5.74%) Developer/Software Engineer
12 153 (5.10%) Angular Developer
13 152 (5.07%) AWS Developer
14 139 (4.64%) AWS Engineer
15 131 (4.37%) Architect
16 112 (3.74%) Node.js Developer
17 105 (3.50%) C# Developer
17 105 (3.50%) JavaScript Engineer
18 95 (3.17%) Python Engineer
19 90 (3.00%) UI Developer
Libraries, Frameworks & Software Standards
1 1,249 (41.66%) HTML
2 1,177 (39.26%) CSS
3 1,017 (33.92%) React
4 901 (30.05%) AngularJS
5 819 (27.32%) Node.js
6 615 (20.51%) .NET
7 579 (19.31%) Web Services
8 468 (15.61%) HTML5
9 361 (12.04%) Vue.js
10 347 (11.57%) REST
11 299 (9.97%) jQuery
12 279 (9.31%) ASP.NET
13 261 (8.71%) RESTful
14 255 (8.51%) CSS3
15 241 (8.04%) Redux
16 237 (7.91%) Spring
17 228 (7.61%) JSON
18 202 (6.74%) Sass
19 199 (6.64%) XML
20 175 (5.84%) .NET Core
Miscellaneous
1 330 (11.01%) User Experience
2 317 (10.57%) Derivative
3 316 (10.54%) Fixed Income
4 288 (9.61%) Equities
5 263 (8.77%) Hedge funds
6 245 (8.17%) Foreign Exchange (FX)
7 139 (4.64%) Greenfield Project
8 102 (3.40%) Analytical Skills
9 89 (2.97%) Mobile App
10 65 (2.17%) Enterprise Software
11 49 (1.63%) Blog
12 47 (1.57%) Data Structures
13 41 (1.37%) Cloud Native
14 40 (1.33%) Algorithms
15 39 (1.30%) Management Information System
16 34 (1.13%) Linux Command Line
17 31 (1.03%) Self-Motivation
18 29 (0.97%) Public Cloud
19 23 (0.77%) Credit Derivative
20 21 (0.70%) Clustering
Operating Systems
1 284 (9.47%) Linux
2 132 (4.40%) Windows
3 96 (3.20%) Android
3 96 (3.20%) Unix
4 92 (3.07%) Apple iOS
5 38 (1.27%) Mac OS X
6 37 (1.23%) Red Hat Enterprise Linux
7 30 (1.00%) Windows Server
8 18 (0.60%) CentOS
8 18 (0.60%) Windows Server 2012
9 16 (0.53%) Ubuntu
10 13 (0.43%) Debian
10 13 (0.43%) Windows Server 2016
11 8 (0.27%) Mac OS
12 7 (0.23%) AIX
13 6 (0.20%) Windows 10
14 5 (0.17%) tvOS
15 3 (0.10%) CoreOS
15 3 (0.10%) Solaris
16 2 (0.067%) VMS
Processes & Methodologies
1 1,346 (44.90%) Agile Software Development
2 557 (18.58%) Software Engineering
3 524 (17.48%) DevOps
4 511 (17.04%) Front End Development
5 449 (14.98%) TDD
6 391 (13.04%) Microservices
7 330 (11.01%) Test Automation
8 326 (10.87%) Asset Management
9 294 (9.81%) Scrum
10 278 (9.27%) Web Development
11 253 (8.44%) Continuous Integration
12 252 (8.41%) Investment Management
13 227 (7.57%) OO
14 211 (7.04%) Migration
15 208 (6.94%) MVC
16 201 (6.70%) BDD
17 199 (6.64%) Open Source
18 194 (6.47%) Unit Testing
19 178 (5.94%) Problem-Solving
20 156 (5.20%) SDLC
Programming Languages
1 997 (33.26%) Java
2 700 (23.35%) Python
3 601 (20.05%) C#
4 550 (18.35%) SQL
5 359 (11.97%) TypeScript
6 207 (6.90%) PHP
7 141 (4.70%) ES6
8 133 (4.44%) Kotlin
9 114 (3.80%) PowerShell
10 100 (3.34%) C++
11 91 (3.04%) Scala
12 82 (2.74%) Ruby
13 72 (2.40%) Go
14 70 (2.33%) Bash Shell
15 68 (2.27%) PL/SQL
16 67 (2.23%) T-SQL
17 57 (1.90%) Java 8
18 50 (1.67%) C
19 42 (1.40%) R
20 37 (1.23%) Perl
Qualifications
1 323 (10.77%) Security Cleared
2 251 (8.37%) SC Cleared
3 174 (5.80%) Degree
4 71 (2.37%) Computer Science Degree
5 45 (1.50%) BPSS Clearance
6 35 (1.17%) DV Cleared
7 18 (0.60%) Master's Degree
8 16 (0.53%) ISTQB
9 13 (0.43%) DBS Check
9 13 (0.43%) ISTQB Foundation Certification
10 11 (0.37%) AWS Certification
10 11 (0.37%) Microsoft Certification
11 9 (0.30%) Numerate Degree
12 5 (0.17%) ISEB
12 5 (0.17%) MCSD
12 5 (0.17%) TOGAF Certification
13 4 (0.13%) BC Cleared
13 4 (0.13%) Cisco Certification
14 3 (0.10%) MCPD
14 3 (0.10%) SANS
Quality Assurance & Compliance
1 132 (4.40%) QA
2 78 (2.60%) WCAG
3 32 (1.07%) Data Quality
4 10 (0.33%) GDPR
5 8 (0.27%) Disclosure Scotland
6 6 (0.20%) WAI
7 5 (0.17%) NCSC
7 5 (0.17%) SLA
8 4 (0.13%) Government Security Classifications
8 4 (0.13%) MiFID
8 4 (0.13%) PMO
9 3 (0.10%) PCI DSS
9 3 (0.10%) Sarbanes-Oxley
10 2 (0.067%) GxP
10 2 (0.067%) Section 508
10 2 (0.067%) SEPA
11 1 (0.033%) HIPAA
11 1 (0.033%) HL7
11 1 (0.033%) Solvency II
11 1 (0.033%) TARGET2
System Software
1 344 (11.47%) Docker
2 50 (1.67%) Active Directory
3 11 (0.37%) VMware Infrastructure
4 6 (0.20%) OpenAM
4 6 (0.20%) Virtual Machines
5 5 (0.17%) Apache ZooKeeper
6 3 (0.10%) Apache Flume
6 3 (0.10%) HDFS
6 3 (0.10%) NFS
6 3 (0.10%) RACF
6 3 (0.10%) VMware NSX
6 3 (0.10%) vSphere
7 2 (0.067%) etcd
7 2 (0.067%) Varnish
8 1 (0.033%) Firmware
8 1 (0.033%) Hyper-V
8 1 (0.033%) Microsoft Virtual Server
8 1 (0.033%) Virtual Servers
8 1 (0.033%) VMware Workstation
8 1 (0.033%) XenApp
Systems Management
1 237 (7.91%) Kubernetes
2 156 (5.20%) Terraform
3 105 (3.50%) Ansible
4 35 (1.17%) Puppet
5 33 (1.10%) Opscode Chef
6 27 (0.90%) Grafana
7 25 (0.83%) Kibana
8 15 (0.50%) Single Sign-On
9 13 (0.43%) SCCM
10 12 (0.40%) Prometheus
10 12 (0.40%) Salt
11 9 (0.30%) Packer
11 9 (0.30%) WSUS
12 7 (0.23%) Graphite
13 6 (0.20%) FreeIPA
13 6 (0.20%) HP Quality Center
14 4 (0.13%) Capistrano
14 4 (0.13%) HP ALM
14 4 (0.13%) logstash
14 4 (0.13%) PowerCLI
Vendors
1 284 (9.47%) Microsoft
2 174 (5.80%) Oracle
3 171 (5.70%) Google
4 75 (2.50%) Adobe
5 70 (2.33%) SAP
6 51 (1.70%) Red Hat
7 46 (1.53%) Salesforce.com
8 37 (1.23%) Bloomberg
9 36 (1.20%) Splunk
10 32 (1.07%) ServiceNow
11 26 (0.87%) MuleSoft
12 19 (0.63%) IBM
13 18 (0.60%) Cloudera
14 17 (0.57%) Xamarin
15 16 (0.53%) VMware
16 15 (0.50%) hybris
16 15 (0.50%) IFS
16 15 (0.50%) Pega
16 15 (0.50%) Sitecore
16 15 (0.50%) Sybase