Period
to 24 January 2020

The following table provides summary statistics for contract job vacancies advertised in England with a requirement for ES6 skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited ES6 over the 6 months to 24 January 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.

ECMAScript 2015 (JavaScript ES2015, ES6)
UK > England
6 months to
24 Jan 2020
Same period 2019 Same period 2018
Rank 331 255 292
Rank change year-on-year -76 +37 +200
Contract jobs citing ES6 486 985 824
As % of all contract IT jobs advertised in England 0.74% 1.08% 0.89%
As % of the Programming Languages category 1.80% 2.42% 2.10%
Number of daily rates quoted 374 771 670
England median daily rate £525 £500 £500
Median daily rate % change year-on-year +5.00% - +5.26%
10th Percentile £363 £360 £358
90th Percentile £700 £650 £638
UK median daily rate £525 £500 £500
% change year-on-year +5.00% - +5.26%
Number of hourly rates quoted 0 1 0
England median hourly rate - £35.00 -
UK median hourly rate - £35.00 -

ES6 is in the Programming Languages category. The following table is for comparison with the above and provides summary statistics for all contract job vacancies advertised in England with a requirement for coding skills.

All Programming Languages
England
Contract vacancies with a requirement for coding skills 26,959 40,743 39,310
As % of all contract IT jobs advertised in England 41.04% 44.63% 42.46%
Number of daily rates quoted 18,708 28,880 27,937
England median daily rate £485 £480 £475
Median daily rate % change year-on-year +1.04% +1.05% +11.76%
10th Percentile £325 £325 £313
90th Percentile £650 £650 £638
UK median daily rate £475 £475 £450
% change year-on-year - +5.56% +5.88%
Number of hourly rates quoted 531 614 717
England median hourly rate £42.50 £42.38 £40.00
Median hourly rate % change year-on-year +0.28% +5.96% -
10th Percentile £17.00 £17.66 £16.82
90th Percentile £55.00 £52.50 £52.50
UK median hourly rate £42.50 £42.19 £40.00
% change year-on-year +0.73% +5.48% -

ES6
Job Vacancy Trend in England

Job postings citing ES6 as a percentage of all IT jobs advertised in England.

Job vacancy trend for ES6 in England

ES6
Contractor Daily Rate Trend in England

This chart provides the 3-month moving average for daily rates quoted in contract jobs citing ES6 in England.

Contractor daily rate trend for ES6 in England

ES6
Contractor Daily Rate Histogram in England

The daily rate distribution of IT jobs citing ES6 in England over the 6 months to 24 January 2020.

Contractor daily rate histogram for ES6 in England

ES6
Contractor Hourly Rate Trend in England

This chart provides the 3-month moving average for contractor hourly rates quoted in IT jobs citing ES6 in England.

Contractor hourly rate trend for ES6 in England

ES6
Contract Job Locations in England

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing ES6 within the England region over the 6 months to 24 January 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
London -54 332 £540 +2.86% 146
North of England +53 77 £475 +13.10% 43
North West +42 44 £438 +15.89% 19
Yorkshire +27 33 £550 +26.80% 16
South West +16 29 £400 -11.11% 26
South East +13 26 £400 -11.11% 44
Midlands +36 13 £430 -5.75% 15
West Midlands +32 7 £450 +5.88% 8
East of England +20 7 £588 +32.02% 15
East Midlands +9 7 £428 -10.00% 7
ES6
UK

For the 6 months to 24 January 2020, IT contractor jobs citing ES6 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 across the England region with a requirement for ES6.

1 439 (90.33%) JavaScript
2 304 (62.55%) CSS
3 284 (58.44%) HTML
4 275 (56.58%) React
5 230 (47.33%) Agile Software Development
6 226 (46.50%) Node.js
7 186 (38.27%) Front End Development
8 184 (37.86%) Redux
9 174 (35.80%) TDD
10 161 (33.13%) HTML5
11 160 (32.92%) AngularJS
12 137 (28.19%) Git (software)
13 129 (26.54%) Java
14 121 (24.90%) Sass
15 116 (23.87%) CSS3
16 107 (22.02%) TypeScript
17 94 (19.34%) webpack
18 93 (19.14%) RESTful
19 86 (17.70%) Spring
20 81 (16.67%) AWS
21 80 (16.46%) Test Automation
21 80 (16.46%) Jest
22 78 (16.05%) Microservices
23 77 (15.84%) OO
24 73 (15.02%) Vue.js
24 73 (15.02%) Open Source
25 70 (14.40%) Java 8
26 69 (14.20%) User Experience
27 68 (13.99%) Pair Programming
28 67 (13.79%) Spring Boot

ES6
Co-occurring IT Skills in England 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 9 (1.85%) CMS
2 8 (1.65%) Cloud Foundry
2 8 (1.65%) Confluence
3 6 (1.23%) Elasticsearch
4 5 (1.03%) Mule
4 5 (1.03%) nginx
4 5 (1.03%) Sitecore CMS
4 5 (1.03%) Umbraco
4 5 (1.03%) WordPress
5 4 (0.82%) Drupal
5 4 (0.82%) WebSphere
6 2 (0.41%) Kentico
6 2 (0.41%) Magnolia
7 1 (0.21%) Adobe Experience Manager
7 1 (0.21%) Apache
7 1 (0.21%) Apache Solr
7 1 (0.21%) Apache Spark
7 1 (0.21%) ArcGIS
7 1 (0.21%) IIS
7 1 (0.21%) SugarCRM
Applications
1 13 (2.67%) Photoshop
2 9 (1.85%) Sketch
3 2 (0.41%) Adobe Illustrator
Business Applications
1 7 (1.44%) Magento
1 7 (1.44%) Shopify
Cloud Services
1 81 (16.67%) AWS
2 51 (10.49%) Azure
3 48 (9.88%) GCP
4 38 (7.82%) npm
5 36 (7.41%) GitHub
6 20 (4.12%) Heroku
6 20 (4.12%) Serverless
7 14 (2.88%) AWS Lambda
7 14 (2.88%) Yarn
8 11 (2.26%) Slack
9 9 (1.85%) Amazon S3
9 9 (1.85%) OpenShift
10 8 (1.65%) Cloud Computing
11 7 (1.44%) SaaS
12 5 (1.03%) CloudFront
13 3 (0.62%) Amazon EC2
13 3 (0.62%) Amazon SQS
13 3 (0.62%) Apigee
13 3 (0.62%) Cloudflare
14 2 (0.41%) AWS Fargate
Communications & Networking
1 12 (2.47%) HTTP
2 5 (1.03%) HTTPS
3 3 (0.62%) DNS
3 3 (0.62%) FTP
3 3 (0.62%) SSL
3 3 (0.62%) TCP/IP
4 2 (0.41%) Network Security
5 1 (0.21%) Cisco ASA
5 1 (0.21%) Firewall
5 1 (0.21%) FWSM
5 1 (0.21%) Intranet
5 1 (0.21%) Reverse Proxy
5 1 (0.21%) Skype
5 1 (0.21%) SNMP
Database & Business Intelligence
1 33 (6.79%) NoSQL
2 22 (4.53%) MongoDB
2 22 (4.53%) MySQL
3 17 (3.50%) Relational Database
4 10 (2.06%) PostgreSQL
5 7 (1.44%) Blockchain
5 7 (1.44%) SQL Server
6 4 (0.82%) Amazon RDS
6 4 (0.82%) Big Data
6 4 (0.82%) Neo4j
6 4 (0.82%) Qlik Sense
7 3 (0.62%) Amazon DynamoDB
7 3 (0.62%) Apache Cassandra
8 2 (0.41%) Amazon Athena
8 2 (0.41%) BigQuery
8 2 (0.41%) Data Lake
9 1 (0.21%) Azure SQL Database
9 1 (0.21%) Couchbase
9 1 (0.21%) QlikView
9 1 (0.21%) Redis
Development Applications
1 137 (28.19%) Git (software)
2 94 (19.34%) webpack
3 42 (8.64%) Jenkins
4 41 (8.44%) JUnit
5 31 (6.38%) gulp
6 30 (6.17%) Babel
7 28 (5.76%) Spock
8 25 (5.14%) Karma Test Runner
8 25 (5.14%) Mocha
9 23 (4.73%) Jasmine
9 23 (4.73%) JIRA
10 22 (4.53%) GitLab
11 19 (3.91%) Selenium
12 18 (3.70%) Grunt
13 17 (3.50%) Bitbucket
13 17 (3.50%) Maven
14 12 (2.47%) Protractor
15 11 (2.26%) Cucumber
15 11 (2.26%) PostCSS
16 10 (2.06%) Gradle
General
1 51 (10.49%) Finance
2 27 (5.56%) Public Sector
3 26 (5.35%) Banking
4 16 (3.29%) Retail
5 15 (3.09%) Marketing
6 11 (2.26%) Games
7 10 (2.06%) Law
8 9 (1.85%) Investment Banking
9 7 (1.44%) Telecoms
10 4 (0.82%) Publishing
11 3 (0.62%) Back Office
11 3 (0.62%) Front Office
11 3 (0.62%) Music Industry
11 3 (0.62%) Retail Banking
12 2 (0.41%) Advertising
12 2 (0.41%) Aerospace
12 2 (0.41%) Manufacturing
12 2 (0.41%) Multimedia
13 1 (0.21%) Electronics
13 1 (0.21%) Legal
Job Titles
1 428 (88.07%) Developer
2 146 (30.04%) React Developer
3 144 (29.63%) Front End Developer (Client-Side Developer)
4 107 (22.02%) JavaScript Developer
5 66 (13.58%) Java Developer
6 64 (13.17%) Full Stack Developer
7 56 (11.52%) Senior Developer
8 43 (8.85%) Node.js Developer
9 34 (7.00%) Angular Developer
10 29 (5.97%) UI Developer
11 23 (4.73%) Java Developer - Fintech
12 22 (4.53%) Software Developer
13 15 (3.09%) Digital Developer
13 15 (3.09%) Senior Front-End Developer
13 15 (3.09%) Senior JavaScript Developer
14 14 (2.88%) Senior Software Developer
15 13 (2.67%) HTML Developer
15 13 (2.67%) Senior Java Developer
16 11 (2.26%) Lead Developer
17 10 (2.06%) Senior React Developer
Libraries, Frameworks & Software Standards
1 304 (62.55%) CSS
2 284 (58.44%) HTML
3 275 (56.58%) React
4 226 (46.50%) Node.js
5 184 (37.86%) Redux
6 161 (33.13%) HTML5
7 160 (32.92%) AngularJS
8 121 (24.90%) Sass
9 116 (23.87%) CSS3
10 93 (19.14%) RESTful
11 86 (17.70%) Spring
12 80 (16.46%) Jest
13 73 (15.02%) Vue.js
14 67 (13.79%) Spring Boot
15 50 (10.29%) Express
16 47 (9.67%) REST
17 45 (9.26%) GraphQL
18 35 (7.20%) jQuery
19 32 (6.58%) Enzyme
20 31 (6.38%) JSON
Miscellaneous
1 69 (14.20%) User Experience
2 61 (12.55%) Greenfield Project
3 28 (5.76%) Mobile App
4 24 (4.94%) Analytical Skills
5 13 (2.67%) Data Structures
6 12 (2.47%) Algorithms
7 9 (1.85%) Cloud Native
8 7 (1.44%) W3C
9 4 (0.82%) Social Media
10 3 (0.62%) Enterprise Software
10 3 (0.62%) Mobile Banking
11 2 (0.41%) Animation
11 2 (0.41%) Linux Command Line
11 2 (0.41%) Management Information System
11 2 (0.41%) Self-Motivation
11 2 (0.41%) Smartphone
11 2 (0.41%) Video\Live Streaming
12 1 (0.21%) Blog
12 1 (0.21%) Credit Derivative
12 1 (0.21%) Derivative
Operating Systems
1 25 (5.14%) Unix
2 19 (3.91%) Linux
3 6 (1.23%) Apple iOS
4 5 (1.03%) Android
5 4 (0.82%) Ubuntu
6 2 (0.41%) Windows
7 1 (0.21%) CentOS
7 1 (0.21%) Check Point GAiA
7 1 (0.21%) Red Hat Enterprise Linux
Processes & Methodologies
1 230 (47.33%) Agile Software Development
2 186 (38.27%) Front End Development
3 174 (35.80%) TDD
4 80 (16.46%) Test Automation
5 78 (16.05%) Microservices
6 77 (15.84%) OO
7 73 (15.02%) Open Source
8 68 (13.99%) Pair Programming
9 63 (12.96%) Scrum
10 53 (10.91%) BDD
11 44 (9.05%) Fintech
12 37 (7.61%) DevOps
13 36 (7.41%) Mentoring
13 36 (7.41%) Unit Testing
14 35 (7.20%) Continuous Delivery
14 35 (7.20%) Continuous Integration
14 35 (7.20%) Software Engineering
15 33 (6.79%) OOP
16 32 (6.58%) Problem-Solving
17 29 (5.97%) Asynchronous Programming
Programming Languages
1 439 (90.33%) JavaScript
2 129 (26.54%) Java
3 107 (22.02%) TypeScript
4 70 (14.40%) Java 8
5 57 (11.73%) ES7
6 43 (8.85%) SQL
7 36 (7.41%) Python
8 24 (4.94%) Bash Shell
9 19 (3.91%) PHP
10 18 (3.70%) C#
11 14 (2.88%) Ruby
12 10 (2.06%) ES8
13 9 (1.85%) Elm
14 8 (1.65%) Go
15 7 (1.44%) Scala
16 6 (1.23%) ActionScript
16 6 (1.23%) BrightScript
17 4 (0.82%) ANSI SQL
18 3 (0.62%) Kotlin
18 3 (0.62%) Shell Script
Qualifications
1 13 (2.67%) BPSS Clearance
2 12 (2.47%) Security Cleared
3 8 (1.65%) Degree
3 8 (1.65%) SC Cleared
4 4 (0.82%) AWS Certification
4 4 (0.82%) DBS Check
5 1 (0.21%) Computer Science Degree
5 1 (0.21%) ISTQB
5 1 (0.21%) ISTQB Foundation Certification
Quality Assurance & Compliance
1 11 (2.26%) QA
2 5 (1.03%) WCAG
3 3 (0.62%) Disclosure Scotland
System Software
1 66 (13.58%) Docker
Systems Management
1 43 (8.85%) Kubernetes
2 20 (4.12%) Terraform
3 4 (0.82%) Docker Swarm
4 3 (0.62%) Ansible
4 3 (0.62%) Opscode Chef
4 3 (0.62%) Puppet
5 1 (0.21%) Graphite
5 1 (0.21%) Hadoop YARN
5 1 (0.21%) Kibana
5 1 (0.21%) logstash
5 1 (0.21%) Matomo
5 1 (0.21%) Packer
Vendors
1 20 (4.12%) Google
2 11 (2.26%) Microsoft
3 6 (1.23%) hybris
3 6 (1.23%) Roku
4 5 (1.03%) AppDynamics
4 5 (1.03%) Blue Coat
4 5 (1.03%) F5
4 5 (1.03%) IBM
4 5 (1.03%) Sitecore
4 5 (1.03%) Splunk
5 4 (0.82%) Atlassian
5 4 (0.82%) MuleSoft
6 3 (0.62%) Oracle
7 2 (0.41%) Adobe
7 2 (0.41%) SAP
8 1 (0.21%) CheckPoint
8 1 (0.21%) Cisco
8 1 (0.21%) Crossbeam
8 1 (0.21%) ESRI
8 1 (0.21%) Salesforce.com