Period
to 30 May 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 30 May 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
30 May 2020
Same period 2019 Same period 2018
Rank 14 9 7
Rank change year-on-year -5 -2 0
Contract jobs citing JavaScript 4,546 10,338 11,889
As % of all contract jobs advertised in the UK 9.78% 11.38% 11.76%
As % of the Programming Languages category 23.88% 26.58% 27.27%
Number of daily rates quoted 3,309 7,817 8,876
Median daily rate £475 £475 £450
Median daily rate % change year-on-year - +5.56% +6.89%
10th Percentile £313 £321 £313
90th Percentile £663 £625 £600
UK excluding London median daily rate £425 £425 £400
% change year-on-year - +6.25% +6.67%
Number of hourly rates quoted 66 110 85
Median hourly rate £35.00 £50.00 £42.50
Median hourly rate % change year-on-year -30.00% +17.65% +3.03%
10th Percentile £33.88 £21.42 £18.50
90th Percentile £63.00 £60.00 £54.00
UK excluding London median hourly rate £35.00 £50.00 £43.75
% change year-on-year -30.00% +14.29% +2.94%

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 19,040 38,891 43,602
As % of all contract IT jobs advertised in the UK 40.96% 42.81% 43.14%
Number of daily rates quoted 12,807 26,916 30,438
Median daily rate £488 £475 £463
Median daily rate % change year-on-year +2.63% +2.70% +7.56%
10th Percentile £325 £325 £313
90th Percentile £668 £650 £638
UK excluding London median daily rate £450 £425 £405
% change year-on-year +5.88% +4.94% +4.52%
Number of hourly rates quoted 420 693 791
Median hourly rate £35.00 £42.50 £40.50
Median hourly rate % change year-on-year -17.65% +4.94% -2.41%
10th Percentile £18.23 £18.00 £17.00
90th Percentile £56.03 £55.00 £52.50
Median hourly rate £35.00 £43.50 £40.00
% change year-on-year -19.54% +8.75% -2.44%

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 30 May 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 30 May 2020.

Hourly rate histogram for JavaScript in the UK

JavaScript
Top 18 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 30 May 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 4,120 £475 - 1,500
London -4 2,361 £535 +7.00% 479
UK excluding London -6 2,051 £425 - 1,108
South East -12 484 £445 -1.11% 240
North of England -8 465 £413 - 365
South West 0 355 £425 -5.56% 143
Scotland 0 262 £425 - 38
Work from Home -6 247 £413 -8.33% 197
Midlands -3 239 £400 -1.23% 190
North West -10 215 £413 - 191
Yorkshire -1 202 £405 -2.41% 112
East of England +7 173 £400 -5.88% 83
West Midlands -2 153 £406 -4.41% 104
East Midlands -7 86 £400 +4.58% 86
North East -8 49 £450 +12.50% 62
Wales -10 48 £425 +0.59% 43
Northern Ireland +1 29 £400 +8.84% 6
Channel Islands - 1 £425 - 1

For the 6 months to 30 May 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 2,073 (45.60%) Agile Software Development
2 1,991 (43.80%) HTML
3 1,883 (41.42%) CSS
4 1,467 (32.27%) React
5 1,277 (28.09%) Java
6 1,234 (27.14%) AngularJS
7 1,116 (24.55%) Node.js
8 1,097 (24.13%) .NET
9 1,068 (23.49%) C#
10 923 (20.30%) SQL
11 910 (20.02%) Azure
12 856 (18.83%) AWS
13 815 (17.93%) Front End Development
14 807 (17.75%) Git (software)
15 772 (16.98%) Web Services
16 765 (16.83%) Finance
17 763 (16.78%) DevOps
18 749 (16.48%) TDD
19 721 (15.86%) Python
20 679 (14.94%) HTML5
21 603 (13.26%) Software Engineering
22 598 (13.15%) SQL Server
23 591 (13.00%) Test Automation
24 587 (12.91%) Scrum
25 563 (12.38%) TypeScript
26 539 (11.86%) Microservices
27 486 (10.69%) MVC
28 483 (10.62%) ASP.NET
29 477 (10.49%) User Experience
30 474 (10.43%) jQuery

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
1 156 (3.43%) CMS
2 136 (2.99%) Elasticsearch
3 129 (2.84%) SharePoint
4 95 (2.09%) Apache
5 78 (1.72%) Tomcat
6 69 (1.52%) Confluence
7 67 (1.47%) IIS
8 53 (1.17%) Drupal
9 49 (1.08%) WordPress
10 46 (1.01%) WebLogic
11 42 (0.92%) Apache Spark
12 38 (0.84%) WebSphere
13 35 (0.77%) Oracle SOA Suite
14 32 (0.70%) Adobe Experience Manager
15 21 (0.46%) Cloud Foundry
15 21 (0.46%) SAS
16 20 (0.44%) Umbraco
17 19 (0.42%) nginx
18 18 (0.40%) ArcGIS
18 18 (0.40%) JBoss
Applications
1 58 (1.28%) Sketch
2 44 (0.97%) Photoshop
3 33 (0.73%) InVision
4 32 (0.70%) Microsoft Excel
5 30 (0.66%) Microsoft Office
6 15 (0.33%) Zeplin
7 11 (0.24%) Adobe Illustrator
8 10 (0.22%) Acrobat
8 10 (0.22%) Adobe XD
9 8 (0.18%) MS Visio
10 7 (0.15%) Chatbot
10 7 (0.15%) Figma
11 4 (0.088%) Adobe After Effects
11 4 (0.088%) Adobe Creative Suite
11 4 (0.088%) Adobe Premiere
11 4 (0.088%) InfoPath
12 3 (0.066%) Edge Animate
13 2 (0.044%) Lectora
13 2 (0.044%) Microsoft PowerPoint
13 2 (0.044%) OmniGraffle
Business Applications
1 87 (1.91%) Dynamics CRM
2 51 (1.12%) Magento
3 18 (0.40%) Shopify
4 17 (0.37%) Remedy ITSM
5 16 (0.35%) Salesforce.com CRM
6 12 (0.26%) Oracle ERP
7 10 (0.22%) Adobe Campaign
7 10 (0.22%) Payment Gateway
8 9 (0.20%) Oracle Applications
9 8 (0.18%) NetSuite
10 5 (0.11%) SAP Hybris
10 5 (0.11%) SAP Oil and Gas
11 4 (0.088%) Dynamics AX
12 3 (0.066%) OpenCart
13 2 (0.044%) BigMachines
13 2 (0.044%) ENOVIA
13 2 (0.044%) SAP S/4HANA
13 2 (0.044%) Sparx Enterprise Architect
13 2 (0.044%) Visualfiles
14 1 (0.022%) Actimize
Cloud Services
1 910 (20.02%) Azure
2 856 (18.83%) AWS
3 302 (6.64%) GCP
4 203 (4.47%) Serverless
5 186 (4.09%) GitHub
6 128 (2.82%) SaaS
7 121 (2.66%) AWS Lambda
8 98 (2.16%) npm
9 85 (1.87%) PaaS
10 75 (1.65%) Power Platform
11 71 (1.56%) Dynamics 365
12 51 (1.12%) Amazon S3
12 51 (1.12%) OpenShift
13 45 (0.99%) Amazon EC2
14 39 (0.86%) AWS CloudFormation
15 37 (0.81%) Heroku
16 34 (0.75%) Cloud Computing
17 32 (0.70%) Amazon SQS
18 31 (0.68%) Azure Functions
19 30 (0.66%) Amazon ECS
Communications & Networking
1 113 (2.49%) HTTP
2 82 (1.80%) TCP/IP
3 34 (0.75%) SSL
4 33 (0.73%) Firewall
5 30 (0.66%) DNS
6 29 (0.64%) Ethernet
6 29 (0.64%) Internet
7 24 (0.53%) Intranet
8 22 (0.48%) SNMP
9 20 (0.44%) Network Security
10 15 (0.33%) RTMP
11 14 (0.31%) HTTPS
12 13 (0.29%) Skype
13 10 (0.22%) AMQP
14 9 (0.20%) DMZ
14 9 (0.20%) Extranet
15 8 (0.18%) DHCP
15 8 (0.18%) Kerberos
16 7 (0.15%) SMS
16 7 (0.15%) VPN
Database & Business Intelligence
1 598 (13.15%) SQL Server
2 358 (7.88%) MySQL
3 271 (5.96%) NoSQL
4 228 (5.02%) MongoDB
5 185 (4.07%) PostgreSQL
6 175 (3.85%) Relational Database
7 120 (2.64%) Redis
8 90 (1.98%) SQL Server Reporting Services
9 83 (1.83%) Big Data
10 78 (1.72%) SQL Server Integration Services
11 59 (1.30%) Azure SQL Database
12 55 (1.21%) Power BI
13 52 (1.14%) SQL Server Analysis Services
14 46 (1.01%) Microsoft Analysis Services
15 41 (0.90%) Oracle Database
16 40 (0.88%) Apache Cassandra
17 39 (0.86%) Cosmos DB
18 38 (0.84%) Data Warehouse
19 34 (0.75%) RDBMS
20 31 (0.68%) Amazon DynamoDB
Development Applications
1 807 (17.75%) Git (software)
2 417 (9.17%) Jenkins
3 244 (5.37%) Selenium
4 234 (5.15%) JIRA
5 163 (3.59%) Visual Studio
6 153 (3.37%) Cucumber
7 140 (3.08%) webpack
8 110 (2.42%) gulp
9 96 (2.11%) JUnit
10 92 (2.02%) TeamCity
11 91 (2.00%) Team Foundation Server
12 90 (1.98%) Maven
13 82 (1.80%) Mocha
14 81 (1.78%) Grunt
15 75 (1.65%) Jasmine
16 70 (1.54%) CircleCI
17 66 (1.45%) Subversion
18 65 (1.43%) Postman
19 63 (1.39%) Octopus Deploy
20 62 (1.36%) GitLab
General
1 765 (16.83%) Finance
2 364 (8.01%) Banking
3 305 (6.71%) Front Office
4 235 (5.17%) Public Sector
5 189 (4.16%) Investment Banking
6 96 (2.11%) Retail
7 92 (2.02%) Marketing
8 57 (1.25%) Telecoms
9 52 (1.14%) Games
10 45 (0.99%) Law
11 38 (0.84%) Aerospace
12 37 (0.81%) Publishing
13 35 (0.77%) Manufacturing
14 30 (0.66%) Military
15 28 (0.62%) Back Office
16 24 (0.53%) Legal
17 22 (0.48%) Electronics
18 15 (0.33%) Advertising
19 14 (0.31%) Automotive
19 14 (0.31%) Financial Institution
Job Titles
1 3,271 (71.95%) Developer
2 560 (12.32%) JavaScript Developer
3 533 (11.72%) Front End Developer (Client-Side Developer)
4 531 (11.68%) React Developer
5 464 (10.21%) .NET Developer
6 450 (9.90%) Full Stack Developer
7 354 (7.79%) Java Developer
8 320 (7.04%) Senior Developer
9 240 (5.28%) C# Developer
10 233 (5.13%) Software Engineer
11 224 (4.93%) Angular Developer
12 171 (3.76%) AWS Developer
13 168 (3.70%) Architect
14 144 (3.17%) C# .NET Developer
14 144 (3.17%) Node.js Developer
15 137 (3.01%) HTML Developer
15 137 (3.01%) UI Developer
16 130 (2.86%) Designer
17 129 (2.84%) Software Developer
18 128 (2.82%) Python Developer
Libraries, Frameworks & Software Standards
1 1,991 (43.80%) HTML
2 1,883 (41.42%) CSS
3 1,467 (32.27%) React
4 1,234 (27.14%) AngularJS
5 1,116 (24.55%) Node.js
6 1,097 (24.13%) .NET
7 772 (16.98%) Web Services
8 679 (14.94%) HTML5
9 483 (10.62%) ASP.NET
10 474 (10.43%) jQuery
11 449 (9.88%) Redux
12 426 (9.37%) REST
13 396 (8.71%) RESTful
14 382 (8.40%) Vue.js
15 368 (8.10%) CSS3
16 329 (7.24%) XML
17 323 (7.11%) Sass
18 284 (6.25%) .NET Core
19 271 (5.96%) JSON
20 267 (5.87%) Spring
Miscellaneous
1 477 (10.49%) User Experience
2 254 (5.59%) Greenfield Project
3 243 (5.35%) Analytical Skills
4 224 (4.93%) Foreign Exchange (FX)
5 220 (4.84%) Fixed Income
6 198 (4.36%) Hedge funds
7 180 (3.96%) Derivative
8 157 (3.45%) Equities
9 143 (3.15%) Mobile App
10 88 (1.94%) Enterprise Software
11 81 (1.78%) Data Structures
12 63 (1.39%) Self-Motivation
13 56 (1.23%) Algorithms
14 51 (1.12%) Blog
14 51 (1.12%) Cloud Native
15 45 (0.99%) Public Cloud
16 43 (0.95%) Virtual Team
17 40 (0.88%) W3C
18 33 (0.73%) Management Information System
19 29 (0.64%) Linux Command Line
Operating Systems
1 380 (8.36%) Linux
2 211 (4.64%) Windows
3 102 (2.24%) Android
4 100 (2.20%) Unix
5 74 (1.63%) Apple iOS
6 37 (0.81%) Windows Server
7 26 (0.57%) Red Hat Enterprise Linux
8 21 (0.46%) CentOS
9 18 (0.40%) Mac OS
10 13 (0.29%) Windows Server 2012
11 12 (0.26%) Mac OS X
12 11 (0.24%) CoreOS
13 9 (0.20%) Windows 10
14 8 (0.18%) AIX
14 8 (0.18%) Ubuntu
15 7 (0.15%) Windows Server 2008
16 6 (0.13%) Oracle Linux
16 6 (0.13%) VMS
17 4 (0.088%) Solaris
18 3 (0.066%) Windows XP
Processes & Methodologies
1 2,073 (45.60%) Agile Software Development
2 815 (17.93%) Front End Development
3 763 (16.78%) DevOps
4 749 (16.48%) TDD
5 603 (13.26%) Software Engineering
6 591 (13.00%) Test Automation
7 587 (12.91%) Scrum
8 539 (11.86%) Microservices
9 486 (10.69%) MVC
10 409 (9.00%) Continuous Integration
11 393 (8.64%) Web Development
12 343 (7.55%) BDD
13 323 (7.11%) OO
14 273 (6.01%) Open Source
15 267 (5.87%) Problem-Solving
16 250 (5.50%) Unit Testing
17 246 (5.41%) SDLC
18 243 (5.35%) E-Commerce
19 227 (4.99%) Asset Management
20 205 (4.51%) Kanban
Programming Languages
1 1,277 (28.09%) Java
2 1,068 (23.49%) C#
3 923 (20.30%) SQL
4 721 (15.86%) Python
5 563 (12.38%) TypeScript
6 342 (7.52%) PHP
7 264 (5.81%) ES6
8 203 (4.47%) Ruby
9 136 (2.99%) PowerShell
9 136 (2.99%) T-SQL
10 123 (2.71%) C++
11 93 (2.05%) Java 8
12 91 (2.00%) Go
13 88 (1.94%) Scala
14 75 (1.65%) C
15 73 (1.61%) Bash Shell
16 68 (1.50%) Kotlin
17 67 (1.47%) PL/SQL
18 64 (1.41%) Perl
19 52 (1.14%) Groovy
Qualifications
1 366 (8.05%) Security Cleared
2 274 (6.03%) SC Cleared
3 268 (5.90%) Degree
4 111 (2.44%) Computer Science Degree
5 48 (1.06%) BPSS Clearance
6 35 (0.77%) DV Cleared
7 27 (0.59%) Microsoft Certification
8 23 (0.51%) Master's Degree
9 22 (0.48%) ISTQB
10 19 (0.42%) BC Cleared
11 18 (0.40%) DBS Check
12 8 (0.18%) CTC Cleared
12 8 (0.18%) Postgraduate
13 7 (0.15%) Cisco Certification
13 7 (0.15%) ISEB
14 6 (0.13%) CCNA
14 6 (0.13%) ISTQB Foundation Certification
15 5 (0.11%) MCPD
15 5 (0.11%) Numerate Degree
15 5 (0.11%) SANS
Quality Assurance & Compliance
1 173 (3.81%) QA
2 61 (1.34%) WCAG
3 18 (0.40%) SLA
4 14 (0.31%) GDPR
5 13 (0.29%) WAI
6 9 (0.20%) Disclosure Scotland
7 7 (0.15%) HL7
7 7 (0.15%) Solvency II
8 4 (0.088%) MiFID
8 4 (0.088%) PCI DSS
8 4 (0.088%) PMO
9 3 (0.066%) Data Quality
10 2 (0.044%) Basel III
10 2 (0.044%) ISO 20022
11 1 (0.022%) Actionable Recommendations
11 1 (0.022%) ISO/IEC 27001
11 1 (0.022%) NIST
11 1 (0.022%) Sarbanes-Oxley
System Software
1 427 (9.39%) Docker
2 73 (1.61%) Active Directory
3 13 (0.29%) OpenAM
3 13 (0.29%) VMware Infrastructure
4 12 (0.26%) HDFS
5 11 (0.24%) Virtual Machines
6 9 (0.20%) RACF
6 9 (0.20%) VMware ESXi
7 8 (0.18%) vSphere
8 7 (0.15%) OpenDJ
9 5 (0.11%) Hyper-V
10 3 (0.066%) NDS
10 3 (0.066%) zsh
11 2 (0.044%) Apache Flume
11 2 (0.044%) Oracle RAC
12 1 (0.022%) Apache ZooKeeper
12 1 (0.022%) LXC
12 1 (0.022%) VMware Workstation
12 1 (0.022%) XenApp
12 1 (0.022%) XenDesktop
Systems Management
1 368 (8.10%) Kubernetes
2 215 (4.73%) Terraform
3 116 (2.55%) Ansible
4 68 (1.50%) Opscode Chef
5 67 (1.47%) Puppet
6 44 (0.97%) Single Sign-On
7 25 (0.55%) Kibana
7 25 (0.55%) Salt
7 25 (0.55%) SCCM
8 19 (0.42%) Netcool
9 17 (0.37%) Amdocs OSS
9 17 (0.37%) Netcool/OMNIbus
10 13 (0.29%) Nagios
11 11 (0.24%) Grafana
11 11 (0.24%) Prometheus
12 9 (0.20%) HP SiteScope
12 9 (0.20%) Packer
12 9 (0.20%) WSUS
13 8 (0.18%) CFEngine
13 8 (0.18%) Tivoli
Vendors
1 392 (8.62%) Microsoft
2 259 (5.70%) Oracle
3 222 (4.88%) Google
4 95 (2.09%) Adobe
5 94 (2.07%) Salesforce.com
6 64 (1.41%) IBM
7 62 (1.36%) ServiceNow
8 59 (1.30%) SAP
9 39 (0.86%) Sitecore
10 31 (0.68%) hybris
11 30 (0.66%) Atlassian
12 29 (0.64%) Red Hat
13 28 (0.62%) Bloomberg
13 28 (0.62%) Splunk
14 23 (0.51%) HP
14 23 (0.51%) Remedy
15 21 (0.46%) Xamarin
16 17 (0.37%) AppDynamics
16 17 (0.37%) MuleSoft
16 17 (0.37%) xMatters