Period
to 23 September 2019

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 23 September 2019 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
23 Sep 2019
Same period 2018 Same period 2017
Rank 10 7 7
Rank change year-on-year -3 0 +2
Contract jobs citing JavaScript 9,691 12,569 11,094
As % of all contract IT jobs advertised in the UK 11.02% 12.43% 11.32%
As % of the Programming Languages category 26.14% 27.96% 27.05%
Number of daily rates quoted 7,029 9,120 8,105
UK median daily rate £475 £450 £425
Median daily rate % change year-on-year +5.56% +5.88% +6.25%
10th Percentile £325 £315 £300
90th Percentile £638 £600 £600
UK excluding London median daily rate £425 £400 £375
% change year-on-year +6.25% +6.67% +1.35%
Number of hourly rates quoted 86 85 119
UK median hourly rate £47.50 £42.50 £42.50
Median hourly rate % change year-on-year +11.76% - +11.48%
10th Percentile £25.00 £20.65 £18.89
90th Percentile £60.00 £57.50 £63.75
UK excluding London median hourly rate £46.25 £42.50 £45.00
% change year-on-year +8.82% -5.56% +16.13%

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 37,079 44,952 41,018
As % of all contract IT jobs advertised in the UK 42.16% 44.45% 41.87%
Number of daily rates quoted 25,656 31,604 28,307
UK median daily rate £475 £475 £450
Median daily rate % change year-on-year - +5.56% +5.88%
10th Percentile £320 £313 £306
90th Percentile £650 £638 £625
UK excluding London median daily rate £425 £415 £400
% change year-on-year +2.41% +3.75% +6.67%
Number of hourly rates quoted 675 710 769
UK median hourly rate £44.00 £41.53 £40.00
Median hourly rate % change year-on-year +5.95% +3.83% +6.67%
10th Percentile £20.26 £16.25 £15.79
90th Percentile £55.80 £52.50 £53.75
UK excluding London median hourly rate £43.50 £42.00 £40.25
% change year-on-year +3.57% +4.35% +7.33%

JavaScript
Job Vacancy Trend

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

Job vacancy trend for JavaScript in the UK

JavaScript
Contractor Daily Rate Trend

This chart provides the 3-month moving average for daily rates quoted in contract jobs citing JavaScript.

Contractor daily rate trend for JavaScript in the UK

JavaScript
Contractor Daily Rate Histogram

The daily rate distribution of IT jobs citing JavaScript over the 6 months to 23 September 2019.

Contractor daily rate histogram for JavaScript in the UK

JavaScript
Contractor Hourly Rate Trend

This chart provides the 3-month moving average for contractor hourly rates quoted in IT jobs citing JavaScript.

Contractor hourly rate trend for JavaScript in the UK

JavaScript
Contractor Hourly Rate Histogram

The hourly rate distribution of IT jobs citing JavaScript over the 6 months to 23 September 2019.

Contractor hourly rate histogram for JavaScript in the UK

JavaScript
Top 16 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 23 September 2019. 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 -3 8,989 £475 +5.56% 4,749
London 0 5,158 £515 +3.00% 1,610
UK excluding London -3 4,360 £425 +6.25% 3,445
South East -6 1,214 £438 +2.94% 789
North of England -4 1,050 £409 +2.19% 938
Midlands -2 613 £413 +3.13% 572
South West -6 604 £425 +6.25% 458
North West -1 575 £413 +6.45% 557
Scotland -2 439 £431 +7.81% 214
Yorkshire -6 370 £400 - 305
West Midlands -5 364 £425 +3.03% 288
East of England -5 308 £425 - 382
East Midlands 0 242 £394 +5.00% 282
North East +4 105 £400 - 76
Wales +3 92 £400 -1.84% 70
Northern Ireland +3 45 £350 -22.22% 23

For the 6 months to 23 September 2019, 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 4,609 (47.56%) HTML
2 4,465 (46.07%) Agile Software Development
3 4,333 (44.71%) CSS
4 2,926 (30.19%) React
5 2,849 (29.40%) AngularJS
6 2,447 (25.25%) C#
7 2,438 (25.16%) Java
8 2,289 (23.62%) .NET
9 2,255 (23.27%) Node.js
10 1,963 (20.26%) TDD
11 1,936 (19.98%) Front End Development
12 1,825 (18.83%) Git (software)
13 1,736 (17.91%) SQL
14 1,668 (17.21%) HTML5
15 1,459 (15.06%) Azure
16 1,425 (14.70%) Finance
17 1,320 (13.62%) Scrum
18 1,301 (13.42%) DevOps
19 1,252 (12.92%) AWS
20 1,221 (12.60%) jQuery
21 1,204 (12.42%) Python
22 1,190 (12.28%) MVC
23 1,153 (11.90%) SQL Server
24 1,140 (11.76%) Test Automation
25 1,132 (11.68%) Microservices
26 1,123 (11.59%) TypeScript
27 1,112 (11.47%) Web Services
28 1,048 (10.81%) CSS3
29 1,045 (10.78%) REST
30 1,036 (10.69%) Docker

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
1 378 (3.90%) CMS
2 305 (3.15%) Confluence
3 265 (2.73%) SharePoint
4 224 (2.31%) Apache
5 208 (2.15%) Elasticsearch
6 188 (1.94%) WordPress
7 122 (1.26%) Adobe Experience Manager
8 118 (1.22%) IIS
9 115 (1.19%) Drupal
9 115 (1.19%) Tomcat
10 111 (1.15%) WebSphere
11 93 (0.96%) JBoss
12 83 (0.86%) Umbraco
13 78 (0.80%) Apache Spark
14 50 (0.52%) Sitecore CMS
15 48 (0.50%) nginx
16 46 (0.47%) WebLogic
17 38 (0.39%) SharePoint 2013
18 37 (0.38%) Apache Solr
19 35 (0.36%) EPiServer
Applications
1 146 (1.51%) Photoshop
2 86 (0.89%) Microsoft Excel
3 82 (0.85%) Sketch
4 71 (0.73%) Adobe Illustrator
5 55 (0.57%) Microsoft Office
6 44 (0.45%) InVision
7 31 (0.32%) Zeplin
8 30 (0.31%) Microsoft PowerPoint
9 18 (0.19%) Adobe Creative Suite
9 18 (0.19%) GIMP
10 17 (0.18%) Adobe XD
11 14 (0.14%) Chatbot
12 12 (0.12%) Marvel
12 12 (0.12%) MS Visio
13 11 (0.11%) UXPin
14 6 (0.062%) InDesign
14 6 (0.062%) SPSS
15 5 (0.052%) Adobe After Effects
15 5 (0.052%) Figma
16 4 (0.041%) OmniGraffle
Business Applications
1 257 (2.65%) Dynamics CRM
2 129 (1.33%) Magento
3 26 (0.27%) Adobe Campaign
4 20 (0.21%) SAP Oil and Gas
5 19 (0.20%) Shopify
6 15 (0.15%) NetSuite
7 14 (0.14%) Remedy ITSM
8 13 (0.13%) R3 Corda
9 11 (0.11%) CSG Singleview
9 11 (0.11%) Distributed Ledger
10 9 (0.093%) Eloqua
11 8 (0.083%) SAP Hybris
12 6 (0.062%) Dynamics AX
12 6 (0.062%) Salesforce.com CRM
13 5 (0.052%) BusinessWorks
13 5 (0.052%) Oracle BPM
13 5 (0.052%) Oracle EBS R12
14 4 (0.041%) Oracle Cash Management
14 4 (0.041%) Oracle EBS
15 3 (0.031%) BASE24
Cloud Services
1 1,459 (15.06%) Azure
2 1,252 (12.92%) AWS
3 379 (3.91%) GitHub
4 333 (3.44%) Serverless
5 293 (3.02%) npm
6 234 (2.41%) GCP
7 194 (2.00%) AWS Lambda
7 194 (2.00%) Dynamics 365
8 180 (1.86%) Power Platform
9 168 (1.73%) SaaS
10 127 (1.31%) OpenShift
11 126 (1.30%) Amazon S3
12 122 (1.26%) PaaS
13 110 (1.14%) Google Analytics
14 97 (1.00%) Amazon EC2
15 92 (0.95%) Amazon SQS
16 86 (0.89%) Office 365
17 69 (0.71%) Cloud Computing
18 65 (0.67%) Adobe Analytics
19 57 (0.59%) AWS CloudFormation
Communications & Networking
1 185 (1.91%) HTTP
2 95 (0.98%) TCP/IP
3 65 (0.67%) SSL
4 60 (0.62%) Internet
5 49 (0.51%) Firewall
6 44 (0.45%) DNS
7 39 (0.40%) Ethernet
8 38 (0.39%) FTP
9 34 (0.35%) Skype
10 32 (0.33%) Intranet
11 24 (0.25%) HTTPS
12 23 (0.24%) SMTP
13 22 (0.23%) Network Security
13 22 (0.23%) SSH
14 12 (0.12%) Intrusion Detection
15 10 (0.10%) VoIP
16 9 (0.093%) Reverse Proxy
17 8 (0.083%) DVB
17 8 (0.083%) POP3
17 8 (0.083%) Wi-Fi
Database & Business Intelligence
1 1,153 (11.90%) SQL Server
2 624 (6.44%) MySQL
3 458 (4.73%) NoSQL
4 373 (3.85%) Relational Database
5 332 (3.43%) MongoDB
6 286 (2.95%) PostgreSQL
7 158 (1.63%) SQL Server Reporting Services
8 156 (1.61%) SQL Server Integration Services
9 149 (1.54%) Power BI
10 141 (1.45%) Big Data
11 115 (1.19%) RDBMS
12 111 (1.15%) Hadoop
13 107 (1.10%) Amazon DynamoDB
14 100 (1.03%) Amazon RDS
15 91 (0.94%) Apache Cassandra
16 90 (0.93%) Azure SQL Database
17 76 (0.78%) Cosmos DB
18 72 (0.74%) Blockchain
19 69 (0.71%) Redis
20 68 (0.70%) Oracle Database
Development Applications
1 1,825 (18.83%) Git (software)
2 875 (9.03%) Jenkins
3 667 (6.88%) JIRA
4 556 (5.74%) Selenium
5 413 (4.26%) webpack
6 373 (3.85%) Cucumber
7 338 (3.49%) Visual Studio
8 327 (3.37%) Jasmine
9 314 (3.24%) gulp
10 290 (2.99%) Maven
11 257 (2.65%) Grunt
12 247 (2.55%) TeamCity
13 233 (2.40%) Bitbucket
13 233 (2.40%) Subversion
14 219 (2.26%) JUnit
15 205 (2.12%) Karma Test Runner
16 200 (2.06%) Team Foundation Server
17 180 (1.86%) Visual Studio Team System
18 165 (1.70%) Mocha
19 144 (1.49%) Protractor
General
1 1,425 (14.70%) Finance
2 562 (5.80%) Banking
3 391 (4.03%) Public Sector
4 361 (3.73%) Retail
5 332 (3.43%) Marketing
6 293 (3.02%) Front Office
7 151 (1.56%) Law
8 146 (1.51%) Games
9 142 (1.47%) Investment Banking
10 122 (1.26%) Telecoms
11 83 (0.86%) Advertising
12 79 (0.82%) Manufacturing
13 74 (0.76%) Publishing
14 62 (0.64%) Back Office
15 56 (0.58%) Electronics
16 52 (0.54%) Financial Institution
17 50 (0.52%) Aerospace
18 49 (0.51%) Military
19 42 (0.43%) Legal
19 42 (0.43%) Pharmaceutical
Job Titles
1 7,350 (75.84%) Developer
2 1,424 (14.69%) Front End Developer (Client-Side Developer)
3 1,335 (13.78%) JavaScript Developer
4 1,300 (13.41%) React Developer
5 1,037 (10.70%) Full Stack Developer
6 892 (9.20%) .NET Developer
7 707 (7.30%) Java Developer
8 688 (7.10%) Senior Developer
9 638 (6.58%) Angular Developer
10 573 (5.91%) C# Developer
11 339 (3.50%) C# .NET Developer
12 334 (3.45%) Software Developer
13 330 (3.41%) Architect
14 326 (3.36%) Node.js Developer
15 316 (3.26%) Software Engineer
16 311 (3.21%) UI Developer
17 289 (2.98%) Web Developer
18 258 (2.66%) PHP Developer
19 248 (2.56%) Python Developer
20 235 (2.42%) Lead Developer
Libraries, Frameworks & Software Standards
1 4,609 (47.56%) HTML
2 4,333 (44.71%) CSS
3 2,926 (30.19%) React
4 2,849 (29.40%) AngularJS
5 2,289 (23.62%) .NET
6 2,255 (23.27%) Node.js
7 1,668 (17.21%) HTML5
8 1,221 (12.60%) jQuery
9 1,112 (11.47%) Web Services
10 1,048 (10.81%) CSS3
11 1,045 (10.78%) REST
12 987 (10.18%) ASP.NET
13 970 (10.01%) Redux
14 919 (9.48%) Sass
15 773 (7.98%) RESTful
16 711 (7.34%) XML
17 709 (7.32%) Spring
18 691 (7.13%) JSON
19 626 (6.46%) Twitter Bootstrap
20 622 (6.42%) .NET Framework
Miscellaneous
1 976 (10.07%) User Experience
2 686 (7.08%) Greenfield Project
3 389 (4.01%) Mobile App
4 344 (3.55%) Analytical Skills
5 230 (2.37%) Enterprise Software
6 144 (1.49%) Derivative
7 142 (1.47%) Fixed Income
8 137 (1.41%) Self-Motivation
9 118 (1.22%) Data Structures
10 110 (1.14%) Foreign Exchange (FX)
11 109 (1.12%) Hedge funds
12 91 (0.94%) Linux Command Line
13 86 (0.89%) Cloud Native
14 85 (0.88%) Algorithms
15 82 (0.85%) Equities
16 77 (0.79%) Public Cloud
16 77 (0.79%) Virtual Team
17 69 (0.71%) W3C
18 61 (0.63%) Graphic Design
19 56 (0.58%) Management Information System
Operating Systems
1 863 (8.91%) Linux
2 456 (4.71%) Windows
3 270 (2.79%) Unix
4 252 (2.60%) Android
5 244 (2.52%) Apple iOS
6 64 (0.66%) CentOS
7 62 (0.64%) Red Hat Enterprise Linux
8 55 (0.57%) Mac OS X
8 55 (0.57%) Windows Server
9 44 (0.45%) Ubuntu
10 28 (0.29%) CoreOS
11 26 (0.27%) Mac OS
12 24 (0.25%) Windows Server 2012
13 20 (0.21%) Debian
14 15 (0.15%) Windows Server 2008
15 14 (0.14%) VMS
16 13 (0.13%) openSUSE
17 9 (0.093%) Solaris
17 9 (0.093%) Windows 10
18 5 (0.052%) Windows Mobile
Processes & Methodologies
1 4,465 (46.07%) Agile Software Development
2 1,963 (20.26%) TDD
3 1,936 (19.98%) Front End Development
4 1,320 (13.62%) Scrum
5 1,301 (13.42%) DevOps
6 1,190 (12.28%) MVC
7 1,140 (11.76%) Test Automation
8 1,132 (11.68%) Microservices
9 978 (10.09%) Continuous Integration
10 939 (9.69%) BDD
11 927 (9.57%) Software Engineering
12 919 (9.48%) Web Development
13 702 (7.24%) OO
14 655 (6.76%) E-Commerce
15 536 (5.53%) Unit Testing
16 498 (5.14%) Open Source
17 493 (5.09%) Analytics
18 481 (4.96%) Problem-Solving
19 427 (4.41%) Kanban
20 404 (4.17%) SDLC
Programming Languages
1 2,447 (25.25%) C#
2 2,438 (25.16%) Java
3 1,736 (17.91%) SQL
4 1,204 (12.42%) Python
5 1,123 (11.59%) TypeScript
6 803 (8.29%) PHP
7 758 (7.82%) ES6
8 441 (4.55%) Ruby
9 314 (3.24%) Java 8
10 291 (3.00%) C++
11 248 (2.56%) T-SQL
12 237 (2.45%) PowerShell
13 220 (2.27%) Go
14 198 (2.04%) Scala
15 160 (1.65%) Bash Shell
16 125 (1.29%) PL/SQL
17 124 (1.28%) Perl
18 123 (1.27%) Shell Script
19 103 (1.06%) C
20 92 (0.95%) ES7
Qualifications
1 579 (5.97%) Security Cleared
2 496 (5.12%) Degree
3 414 (4.27%) SC Cleared
4 183 (1.89%) Computer Science Degree
5 87 (0.90%) BPSS Clearance
6 76 (0.78%) DV Cleared
7 58 (0.60%) ISTQB
8 41 (0.42%) ISEB
9 33 (0.34%) DBS Check
10 28 (0.29%) Master's Degree
11 27 (0.28%) ISTQB Foundation Certification
12 23 (0.24%) AWS Certification
13 17 (0.18%) Microsoft Certification
14 16 (0.17%) BC Cleared
15 13 (0.13%) Numerate Degree
16 8 (0.083%) HND
17 7 (0.072%) GCIA
17 7 (0.072%) GCIH
17 7 (0.072%) Network+ Certification
17 7 (0.072%) SSCP
Quality Assurance & Compliance
1 382 (3.94%) QA
2 65 (0.67%) WCAG
3 34 (0.35%) Data Quality
4 24 (0.25%) NIST
4 24 (0.25%) SLA
5 22 (0.23%) GDPR
6 18 (0.19%) ISO/IEC 27001
7 16 (0.17%) Disclosure Scotland
8 15 (0.15%) COBIT
9 14 (0.14%) MiFID
10 12 (0.12%) PCI DSS
11 9 (0.093%) WAI
12 6 (0.062%) PSD2
13 4 (0.041%) PA-DSS
13 4 (0.041%) PMO
14 3 (0.031%) GxP
14 3 (0.031%) HL7
15 2 (0.021%) Dublin Core
15 2 (0.021%) IFRS
15 2 (0.021%) ISO/IEC 20000
System Software
1 1,036 (10.69%) Docker
2 143 (1.48%) Active Directory
3 26 (0.27%) Virtual Machines
4 24 (0.25%) VMware Infrastructure
5 15 (0.15%) vSphere
6 14 (0.14%) HDFS
7 9 (0.093%) VMware ESXi
8 8 (0.083%) VMware NSX
9 6 (0.062%) RACF
9 6 (0.062%) VirtualBox
10 4 (0.041%) Hyper-V
11 3 (0.031%) Firmware
12 2 (0.021%) Active Directory Lightweight Directory Services
12 2 (0.021%) KVM
12 2 (0.021%) Microsoft App-V
12 2 (0.021%) OpenAM
12 2 (0.021%) OpenDJ
12 2 (0.021%) vCloud
12 2 (0.021%) VMware Workstation
12 2 (0.021%) Xen
Systems Management
1 565 (5.83%) Kubernetes
2 314 (3.24%) Ansible
3 310 (3.20%) Terraform
4 122 (1.26%) Puppet
5 73 (0.75%) Kibana
6 70 (0.72%) Opscode Chef
7 66 (0.68%) Grafana
8 38 (0.39%) Single Sign-On
9 33 (0.34%) logstash
10 24 (0.25%) Salt
11 20 (0.21%) Docker Swarm
12 19 (0.20%) Graphite
12 19 (0.20%) Nessus
13 18 (0.19%) ZABBIX
14 14 (0.14%) Nagios
14 14 (0.14%) Prometheus
14 14 (0.14%) vRealize
15 13 (0.13%) Consul
15 13 (0.13%) MIIS
16 12 (0.12%) Sysdig
Vendors
1 892 (9.20%) Microsoft
2 529 (5.46%) Oracle
3 316 (3.26%) Adobe
4 314 (3.24%) Google
5 176 (1.82%) ServiceNow
6 138 (1.42%) Salesforce.com
7 126 (1.30%) Atlassian
8 118 (1.22%) SAP
9 107 (1.10%) IBM
10 91 (0.94%) Cypress Semiconductor
11 79 (0.82%) MuleSoft
12 77 (0.79%) Sitecore
13 65 (0.67%) Splunk
14 62 (0.64%) Xamarin
15 56 (0.58%) Red Hat
16 50 (0.52%) Bloomberg
16 50 (0.52%) hybris
16 50 (0.52%) Reuters
17 44 (0.45%) Zend
18 43 (0.44%) VMware