Period
to 11 August 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 11 August 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
11 Aug 2020
Same period 2019 Same period 2018
Rank 15 10 7
Rank change year-on-year -5 -3 0
Contract jobs citing JavaScript 3,348 10,150 12,782
As % of all contract jobs advertised in the UK 9.63% 11.17% 12.36%
As % of the Programming Languages category 23.28% 26.36% 27.99%
Number of daily rates quoted 2,528 7,668 9,535
Median daily rate £475 £475 £450
Median daily rate % change year-on-year - +5.56% +5.88%
10th Percentile £313 £325 £313
90th Percentile £675 £625 £600
UK excluding London median daily rate £425 £425 £400
% change year-on-year - +6.25% +6.67%
Number of hourly rates quoted 58 105 80
Median hourly rate £35.00 £47.50 £40.50
Median hourly rate % change year-on-year -26.32% +17.28% -2.41%
10th Percentile £27.75 £31.25 £18.74
90th Percentile £64.20 £60.00 £55.00
UK excluding London median hourly rate £35.00 £48.50 £42.50
% change year-on-year -27.84% +14.12% -

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 14,382 38,502 45,663
As % of all contract IT jobs advertised in the UK 41.36% 42.35% 44.16%
Number of daily rates quoted 9,525 26,630 32,020
Median daily rate £495 £475 £463
Median daily rate % change year-on-year +4.21% +2.70% +2.78%
10th Percentile £320 £323 £313
90th Percentile £686 £650 £638
UK excluding London median daily rate £450 £425 £413
% change year-on-year +5.88% +3.03% +3.13%
Number of hourly rates quoted 364 697 751
Median hourly rate £35.00 £44.00 £40.50
Median hourly rate % change year-on-year -20.45% +8.64% -
10th Percentile £17.58 £20.96 £16.50
90th Percentile £56.35 £55.50 £52.50
Median hourly rate £37.55 £44.00 £40.50
% change year-on-year -14.67% +8.64% -1.58%

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 11 August 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 11 August 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 11 August 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 2,989 £481 +1.21% 2,213
London -5 1,777 £525 +5.00% 576
UK excluding London -3 1,400 £425 - 1,776
North of England -4 360 £413 - 562
Work from Home -9 343 £425 -5.56% 385
South East -15 296 £450 +2.86% 350
South West -3 212 £435 -0.69% 248
Midlands -7 176 £405 -2.99% 295
North West -9 174 £400 -3.03% 326
Scotland -3 170 £425 - 83
Yorkshire 0 153 £406 +1.56% 173
East of England -2 117 £400 -5.88% 174
West Midlands -2 107 £450 +5.88% 148
East Midlands 0 68 £360 -7.10% 146
Northern Ireland +4 36 £400 +6.67% 19
Wales -4 34 £425 +4.94% 46
North East -3 33 £450 +12.50% 63

For the 6 months to 11 August 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 1,522 (45.46%) Agile Software Development
2 1,474 (44.03%) HTML
3 1,383 (41.31%) CSS
4 1,085 (32.41%) React
5 994 (29.69%) Java
6 913 (27.27%) AngularJS
7 837 (25.00%) Node.js
8 755 (22.55%) .NET
9 742 (22.16%) C#
10 736 (21.98%) Azure
11 702 (20.97%) AWS
12 693 (20.70%) SQL
13 661 (19.74%) Python
13 661 (19.74%) Finance
14 629 (18.79%) Front End Development
15 607 (18.13%) Web Services
16 599 (17.89%) DevOps
17 552 (16.49%) Git (software)
18 543 (16.22%) TDD
19 527 (15.74%) Software Engineering
20 505 (15.08%) HTML5
21 423 (12.63%) SQL Server
22 422 (12.60%) Microservices
23 401 (11.98%) Scrum
24 394 (11.77%) User Experience
25 392 (11.71%) Test Automation
26 390 (11.65%) TypeScript
27 363 (10.84%) Docker
28 357 (10.66%) jQuery
29 351 (10.48%) ASP.NET

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
1 135 (4.03%) SharePoint
2 122 (3.64%) Elasticsearch
3 87 (2.60%) CMS
4 82 (2.45%) Confluence
5 68 (2.03%) Apache
6 66 (1.97%) Tomcat
7 52 (1.55%) IIS
8 45 (1.34%) Apache Spark
9 33 (0.99%) WordPress
10 28 (0.84%) WebLogic
11 25 (0.75%) Drupal
12 24 (0.72%) Oracle SOA Suite
13 20 (0.60%) JBoss
14 19 (0.57%) Adobe Experience Manager
14 19 (0.57%) Apache Solr
15 17 (0.51%) nginx
16 16 (0.48%) Cloud Foundry
17 14 (0.42%) WebSphere
18 13 (0.39%) Headless CMS
19 12 (0.36%) Umbraco
Applications
1 43 (1.28%) Microsoft Excel
2 35 (1.05%) Microsoft Office
3 34 (1.02%) Sketch
4 30 (0.90%) Photoshop
5 19 (0.57%) InVision
6 17 (0.51%) Zeplin
7 14 (0.42%) MS Visio
8 12 (0.36%) Chatbot
8 12 (0.36%) InfoPath
9 10 (0.30%) Acrobat
9 10 (0.30%) Figma
9 10 (0.30%) Microsoft PowerPoint
10 9 (0.27%) Adobe Illustrator
11 6 (0.18%) Adobe Creative Suite
11 6 (0.18%) Adobe XD
12 4 (0.12%) Adobe Premiere
13 3 (0.090%) Adobe After Effects
14 2 (0.060%) Doxygen
14 2 (0.060%) OmniGraffle
15 1 (0.030%) Camtasia
Business Applications
1 107 (3.20%) Dynamics CRM
2 27 (0.81%) Magento
3 17 (0.51%) Salesforce.com CRM
4 12 (0.36%) Oracle ERP
5 11 (0.33%) Shopify
6 10 (0.30%) Adobe Campaign
7 8 (0.24%) Remedy ITSM
8 7 (0.21%) Sparx Enterprise Architect
9 6 (0.18%) Visualfiles
10 5 (0.15%) NetSuite
10 5 (0.15%) SAP Hybris
10 5 (0.15%) SAP Oil and Gas
11 4 (0.12%) Payment Gateway
12 3 (0.090%) OpenCart
13 2 (0.060%) BigMachines
13 2 (0.060%) Maximo
13 2 (0.060%) SAP S/4HANA
14 1 (0.030%) Actimize
14 1 (0.030%) Dynamics GP
14 1 (0.030%) R3 Corda
Cloud Services
1 736 (21.98%) Azure
2 702 (20.97%) AWS
3 291 (8.69%) GCP
4 195 (5.82%) Serverless
5 117 (3.49%) AWS Lambda
6 108 (3.23%) GitHub
7 103 (3.08%) Power Platform
8 85 (2.54%) SaaS
9 83 (2.48%) Dynamics 365
10 70 (2.09%) Amazon EC2
11 61 (1.82%) Amazon S3
12 60 (1.79%) npm
13 54 (1.61%) Logic Apps
14 49 (1.46%) PaaS
15 39 (1.16%) Power Automate
16 36 (1.08%) OpenShift
17 34 (1.02%) Apigee
18 30 (0.90%) Azure Functions
19 29 (0.87%) AWS CloudFormation
19 29 (0.87%) Cloud Computing
Communications & Networking
1 74 (2.21%) HTTP
2 59 (1.76%) TCP/IP
3 27 (0.81%) Internet
4 22 (0.66%) Firewall
5 20 (0.60%) DNS
6 12 (0.36%) Ethernet
6 12 (0.36%) Kerberos
6 12 (0.36%) RTMP
7 11 (0.33%) Intranet
7 11 (0.33%) Skype
8 9 (0.27%) Network Security
8 9 (0.27%) SNMP
8 9 (0.27%) SSL
9 7 (0.21%) FTP
9 7 (0.21%) SSH
10 6 (0.18%) DHCP
10 6 (0.18%) HTTPS
10 6 (0.18%) VPN
11 5 (0.15%) Remote Desktop
12 4 (0.12%) F5 BIG-IP GTM
Database & Business Intelligence
1 423 (12.63%) SQL Server
2 247 (7.38%) MySQL
3 188 (5.62%) NoSQL
4 141 (4.21%) MongoDB
5 139 (4.15%) PostgreSQL
6 128 (3.82%) Relational Database
7 116 (3.46%) SQL Server Reporting Services
8 71 (2.12%) Big Data
9 68 (2.03%) Redis
9 68 (2.03%) SQL Server Integration Services
10 58 (1.73%) Power BI
11 43 (1.28%) Amazon DynamoDB
12 39 (1.16%) Oracle Database
13 38 (1.14%) Azure SQL Database
13 38 (1.14%) Cosmos DB
14 37 (1.11%) Data Warehouse
15 31 (0.93%) Amazon RDS
16 26 (0.78%) Apache Cassandra
16 26 (0.78%) Hadoop
17 25 (0.75%) Data Lake
Development Applications
1 552 (16.49%) Git (software)
2 323 (9.65%) Jenkins
3 185 (5.53%) JIRA
4 147 (4.39%) Visual Studio
5 137 (4.09%) Selenium
6 95 (2.84%) JUnit
7 94 (2.81%) Cucumber
8 92 (2.75%) webpack
9 88 (2.63%) Maven
10 84 (2.51%) Subversion
11 83 (2.48%) gulp
11 83 (2.48%) Mocha
12 78 (2.33%) Jasmine
13 71 (2.12%) Team Foundation Server
14 68 (2.03%) TeamCity
15 62 (1.85%) Grunt
16 60 (1.79%) CircleCI
17 54 (1.61%) RStudio
18 52 (1.55%) GitLab
19 44 (1.31%) Cypress.io
General
1 661 (19.74%) Finance
2 321 (9.59%) Front Office
3 317 (9.47%) Banking
4 192 (5.73%) Public Sector
5 188 (5.62%) Investment Banking
6 68 (2.03%) Marketing
7 65 (1.94%) Retail
8 41 (1.22%) Law
9 40 (1.19%) Telecoms
10 33 (0.99%) Manufacturing
11 25 (0.75%) Games
12 20 (0.60%) Electronics
13 19 (0.57%) Back Office
14 18 (0.54%) Aerospace
14 18 (0.54%) Publishing
15 17 (0.51%) Military
16 14 (0.42%) Legal
17 13 (0.39%) Advertising
18 12 (0.36%) Financial Institution
19 11 (0.33%) Local Government
Job Titles
1 2,383 (71.18%) Developer
2 438 (13.08%) JavaScript Developer
3 418 (12.49%) Front End Developer (Client-Side Developer)
4 342 (10.22%) React Developer
5 305 (9.11%) Full Stack Developer
6 287 (8.57%) .NET Developer
7 230 (6.87%) Java Developer
8 215 (6.42%) Senior Developer
9 212 (6.33%) Software Engineer
10 164 (4.90%) AWS Engineer
11 161 (4.81%) AWS Developer
12 147 (4.39%) C# Developer
13 145 (4.33%) Python Developer
14 141 (4.21%) Angular Developer
14 141 (4.21%) Architect
15 112 (3.35%) UI Developer
16 106 (3.17%) Developer/Software Engineer
17 102 (3.05%) JavaScript Engineer
17 102 (3.05%) Node.js Developer
18 100 (2.99%) HTML Developer
Libraries, Frameworks & Software Standards
1 1,474 (44.03%) HTML
2 1,383 (41.31%) CSS
3 1,085 (32.41%) React
4 913 (27.27%) AngularJS
5 837 (25.00%) Node.js
6 755 (22.55%) .NET
7 607 (18.13%) Web Services
8 505 (15.08%) HTML5
9 357 (10.66%) jQuery
10 351 (10.48%) ASP.NET
11 342 (10.22%) Vue.js
12 319 (9.53%) REST
13 306 (9.14%) RESTful
14 295 (8.81%) Redux
15 281 (8.39%) CSS3
16 244 (7.29%) XML
17 219 (6.54%) Sass
18 208 (6.21%) JSON
19 197 (5.88%) .NET Core
20 192 (5.73%) Spring
Miscellaneous
1 394 (11.77%) User Experience
2 266 (7.95%) Fixed Income
3 238 (7.11%) Derivative
4 224 (6.69%) Hedge funds
5 221 (6.60%) Foreign Exchange (FX)
6 211 (6.30%) Equities
7 188 (5.62%) Greenfield Project
8 156 (4.66%) Analytical Skills
9 108 (3.23%) Mobile App
10 66 (1.97%) Data Structures
11 49 (1.46%) Algorithms
12 48 (1.43%) Self-Motivation
13 45 (1.34%) Enterprise Software
14 44 (1.31%) Cloud Native
15 41 (1.22%) Linux Command Line
16 38 (1.14%) Management Information System
17 37 (1.11%) Public Cloud
18 30 (0.90%) Virtual Team
19 20 (0.60%) Equity Derivative
20 18 (0.54%) PKI
Operating Systems
1 319 (9.53%) Linux
2 168 (5.02%) Windows
3 113 (3.38%) Unix
4 110 (3.29%) Android
5 91 (2.72%) Apple iOS
6 40 (1.19%) Windows Server
7 35 (1.05%) Mac OS X
8 31 (0.93%) Red Hat Enterprise Linux
9 23 (0.69%) CentOS
10 18 (0.54%) Windows Server 2012
11 15 (0.45%) Debian
11 15 (0.45%) Ubuntu
12 10 (0.30%) AIX
13 9 (0.27%) CoreOS
13 9 (0.27%) Windows 10
14 7 (0.21%) Mac OS
15 6 (0.18%) Windows Server 2016
16 5 (0.15%) tvOS
17 3 (0.090%) Windows Server 2008
18 2 (0.060%) Windows XP
Processes & Methodologies
1 1,522 (45.46%) Agile Software Development
2 629 (18.79%) Front End Development
3 599 (17.89%) DevOps
4 543 (16.22%) TDD
5 527 (15.74%) Software Engineering
6 422 (12.60%) Microservices
7 401 (11.98%) Scrum
8 392 (11.71%) Test Automation
9 335 (10.01%) Continuous Integration
10 293 (8.75%) MVC
10 293 (8.75%) Web Development
11 259 (7.74%) Asset Management
12 254 (7.59%) BDD
13 244 (7.29%) OO
14 232 (6.93%) Migration
15 221 (6.60%) Unit Testing
16 211 (6.30%) SDLC
17 207 (6.18%) Problem-Solving
18 205 (6.12%) Open Source
19 196 (5.85%) Investment Management
Programming Languages
1 994 (29.69%) Java
2 742 (22.16%) C#
3 693 (20.70%) SQL
4 661 (19.74%) Python
5 390 (11.65%) TypeScript
6 234 (6.99%) PHP
7 170 (5.08%) ES6
8 123 (3.67%) PowerShell
9 113 (3.38%) T-SQL
10 93 (2.78%) Ruby
11 83 (2.48%) C++
12 75 (2.24%) Go
12 75 (2.24%) Scala
13 67 (2.00%) C
14 64 (1.91%) Kotlin
15 59 (1.76%) Bash Shell
16 57 (1.70%) Perl
16 57 (1.70%) PL/SQL
17 49 (1.46%) Apex Code
18 46 (1.37%) Java 8
Qualifications
1 335 (10.01%) Security Cleared
2 244 (7.29%) SC Cleared
3 210 (6.27%) Degree
4 72 (2.15%) Computer Science Degree
5 45 (1.34%) BPSS Clearance
6 41 (1.22%) DV Cleared
7 26 (0.78%) DBS Check
8 21 (0.63%) Microsoft Certification
9 20 (0.60%) ISTQB
10 16 (0.48%) Master's Degree
11 10 (0.30%) ISTQB Foundation Certification
12 7 (0.21%) Cisco Certification
12 7 (0.21%) ISEB
13 6 (0.18%) MCAD
13 6 (0.18%) MCITP
13 6 (0.18%) MCPD
13 6 (0.18%) SANS
14 5 (0.15%) AWS Certification
14 5 (0.15%) CCNA
14 5 (0.15%) MCSD
Quality Assurance & Compliance
1 155 (4.63%) QA
2 82 (2.45%) WCAG
3 23 (0.69%) Data Quality
4 10 (0.30%) SLA
5 9 (0.27%) GDPR
6 8 (0.24%) Disclosure Scotland
7 7 (0.21%) Solvency II
8 6 (0.18%) WAI
9 5 (0.15%) PMO
10 4 (0.12%) Government Security Classifications
10 4 (0.12%) HL7
11 3 (0.090%) MiFID
12 2 (0.060%) PCI DSS
13 1 (0.030%) Actionable Recommendations
13 1 (0.030%) Basel III
13 1 (0.030%) ISO/IEC 27001
13 1 (0.030%) NCSC
13 1 (0.030%) NIST
13 1 (0.030%) Sarbanes-Oxley
System Software
1 363 (10.84%) Docker
2 70 (2.09%) Active Directory
3 12 (0.36%) VMware Infrastructure
4 8 (0.24%) RACF
5 7 (0.21%) OpenAM
5 7 (0.21%) Virtual Machines
5 7 (0.21%) VMware ESXi
5 7 (0.21%) vSphere
6 4 (0.12%) Apache Flume
7 3 (0.090%) NDS
7 3 (0.090%) NFS
8 1 (0.030%) HDFS
8 1 (0.030%) Hyper-V
8 1 (0.030%) Microsoft Virtual Server
8 1 (0.030%) OpenDJ
8 1 (0.030%) Virtual Servers
8 1 (0.030%) VMware Workstation
8 1 (0.030%) XenApp
8 1 (0.030%) XenDesktop
Systems Management
1 308 (9.20%) Kubernetes
2 175 (5.23%) Terraform
3 118 (3.52%) Ansible
4 61 (1.82%) Puppet
5 60 (1.79%) Opscode Chef
6 33 (0.99%) Salt
7 30 (0.90%) Single Sign-On
8 24 (0.72%) Kibana
9 16 (0.48%) Grafana
10 15 (0.45%) SCCM
11 14 (0.42%) Packer
12 9 (0.27%) Netcool
12 9 (0.27%) Prometheus
12 9 (0.27%) WSUS
13 8 (0.24%) HP ALM
14 7 (0.21%) Amdocs OSS
14 7 (0.21%) Netcool/OMNIbus
15 6 (0.18%) FreeIPA
15 6 (0.18%) Istio
16 5 (0.15%) HP Quality Center
Vendors
1 339 (10.13%) Microsoft
2 239 (7.14%) Google
3 199 (5.94%) Oracle
4 82 (2.45%) Salesforce.com
5 76 (2.27%) Adobe
6 60 (1.79%) SAP
7 42 (1.25%) Red Hat
8 40 (1.19%) ServiceNow
9 37 (1.11%) IBM
10 34 (1.02%) Bloomberg
11 30 (0.90%) MuleSoft
12 23 (0.69%) HP
13 22 (0.66%) Xamarin
14 20 (0.60%) Sybase
15 19 (0.57%) Atlassian
16 17 (0.51%) Cloudera
17 16 (0.48%) IFS
17 16 (0.48%) Sitecore
18 15 (0.45%) Splunk
19 14 (0.42%) Cognos