Period
to 20 April 2019

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 20 April 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.

ECMAScript 2015 (JavaScript ES2015, ES6)
UK > England
6 months to
20 Apr 2019
Same period 2018 Same period 2017
Rank 234 259 434
Rank change year-on-year +25 +175 +224
Contract jobs citing ES6 1,003 958 432
As % of all contract IT jobs advertised in England 1.15% 1.03% 0.50%
As % of the Programming Languages category 2.65% 2.39% 1.23%
Number of daily rates quoted 799 773 327
England median daily rate £500 £500 £475
Median daily rate % change year-on-year - +5.26% +1.06%
10th Percentile £363 £363 £325
90th Percentile £675 £638 £638
UK median daily rate £500 £500 £475
% change year-on-year - +5.26% +1.06%
Number of hourly rates quoted 2 0 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 37,819 40,133 35,079
As % of all contract IT jobs advertised in England 43.18% 43.30% 40.84%
Number of daily rates quoted 26,616 28,258 24,217
England median daily rate £480 £475 £438
Median daily rate % change year-on-year +1.05% +8.57% +2.94%
10th Percentile £325 £313 £300
90th Percentile £650 £638 £613
UK median daily rate £475 £463 £425
% change year-on-year +2.70% +8.82% +2.41%
Number of hourly rates quoted 605 719 773
England median hourly rate £42.50 £40.00 £41.00
Median hourly rate % change year-on-year +6.25% -2.44% +5.81%
10th Percentile £18.00 £17.43 £17.50
90th Percentile £53.75 £51.25 £52.88
UK median hourly rate £42.50 £40.00 £40.50
% change year-on-year +6.25% -1.23% +5.19%

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 20 April 2019.

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 20 April 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
London +20 757 £525 - 54
North of England +32 84 £450 +9.76% 10
South East -48 68 £450 - 14
Yorkshire +34 49 £500 -23.08% 4
South West -10 41 £500 +28.21% 9
North West +8 35 £380 -6.17% 6
East of England +19 26 £445 -1.11% 1
Midlands +6 26 £475 +11.76% 2
East Midlands +16 14 £500 +11.11% 1
West Midlands -7 12 £400 +93.94% 1
South Coast - 1 - -
ES6
UK

For the 6 months to 20 April 2019, 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.

1 930 (92.72%) JavaScript
2 621 (61.91%) CSS
3 603 (60.12%) HTML
4 575 (57.33%) Agile Software Development
5 544 (54.24%) Node.js
6 525 (52.34%) React
7 399 (39.78%) AngularJS
8 354 (35.29%) HTML5
9 350 (34.90%) TDD
10 326 (32.50%) Git (software)
10 326 (32.50%) Front End Development
11 307 (30.61%) Redux
12 298 (29.71%) TypeScript
13 281 (28.02%) Sass
14 265 (26.42%) CSS3
15 224 (22.33%) webpack
16 207 (20.64%) Amazon AWS
17 206 (20.54%) Java
18 188 (18.74%) BDD
19 187 (18.64%) Microservices
20 186 (18.54%) User Experience
21 182 (18.15%) Docker
22 171 (17.05%) Finance
23 153 (15.25%) Test Automation
24 152 (15.15%) gulp
25 150 (14.96%) Scrum
26 144 (14.36%) DevOps
27 139 (13.86%) ES7
28 138 (13.76%) Express
29 134 (13.36%) Spring

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 66 (6.58%) Elasticsearch
2 55 (5.48%) Confluence
3 28 (2.79%) CMS
4 24 (2.39%) Adobe Experience Manager
5 13 (1.30%) Apache
6 12 (1.20%) Magnolia
7 11 (1.10%) Gunicorn
8 8 (0.80%) Apache Spark
9 7 (0.70%) Sitecore CMS
10 5 (0.50%) Umbraco
11 4 (0.40%) EPiServer
12 3 (0.30%) nginx
12 3 (0.30%) WordPress
13 2 (0.20%) SharePoint
14 1 (0.100%) CICS
14 1 (0.100%) CoreMedia CMS
14 1 (0.100%) Drupal
14 1 (0.100%) Marvel
14 1 (0.100%) WebSphere
14 1 (0.100%) WildFly
Applications
1 18 (1.79%) Photoshop
2 11 (1.10%) Adobe Illustrator
3 5 (0.50%) InVision
4 3 (0.30%) Chatbot
5 1 (0.100%) GIMP
5 1 (0.100%) Microsoft Office
5 1 (0.100%) UXPin
Business Applications
1 2 (0.20%) R3 Corda
1 2 (0.20%) SDL Web 8
2 1 (0.100%) Magento
2 1 (0.100%) Quorum
2 1 (0.100%) Ripple XRP
Cloud Services
1 207 (20.64%) Amazon AWS
2 107 (10.67%) npm
3 105 (10.47%) Serverless
4 93 (9.27%) Microsoft Azure
5 79 (7.88%) GitHub
6 78 (7.78%) AWS Lambda
7 38 (3.79%) Heroku
8 19 (1.89%) Google Cloud Platform
9 17 (1.69%) Amazon Kinesis
9 17 (1.69%) Yarn
10 16 (1.60%) Amazon S3
10 16 (1.60%) Amazon SQS
11 15 (1.50%) Amazon EC2
11 15 (1.50%) PaaS
12 14 (1.40%) CloudFront
12 14 (1.40%) Virtual Private Cloud
13 13 (1.30%) Amazon CloudWatch
13 13 (1.30%) AWS CloudFormation
13 13 (1.30%) AWS CloudTrail
13 13 (1.30%) Slack
Communications & Networking
1 41 (4.09%) HTTP
2 23 (2.29%) SSL
3 20 (1.99%) DNS
3 20 (1.99%) FTP
3 20 (1.99%) TCP/IP
4 5 (0.50%) Internet
5 2 (0.20%) AMQP
5 2 (0.20%) Kerberos
6 1 (0.100%) HTTPS
6 1 (0.100%) RTMP
6 1 (0.100%) RTSP
Database & Business Intelligence
1 78 (7.78%) MySQL
2 71 (7.08%) MongoDB
3 65 (6.48%) PostgreSQL
4 60 (5.98%) Redis
5 41 (4.09%) SQL Server
6 36 (3.59%) NoSQL
7 29 (2.89%) Big Data
8 24 (2.39%) Apache Cassandra
9 19 (1.89%) Relational Database
10 18 (1.79%) Blockchain
11 16 (1.60%) Amazon RDS
12 10 (1.00%) Amazon DynamoDB
12 10 (1.00%) Hadoop
13 5 (0.50%) Couchbase
13 5 (0.50%) Neo4j
13 5 (0.50%) RDBMS
14 3 (0.30%) Amazon Aurora
14 3 (0.30%) Hazelcast
14 3 (0.30%) MariaDB
15 2 (0.20%) Looker
Development Applications
1 326 (32.50%) Git (software)
2 224 (22.33%) webpack
3 152 (15.15%) gulp
4 129 (12.86%) Jasmine
5 112 (11.17%) Jenkins
6 111 (11.07%) Mocha
7 94 (9.37%) Karma Test Runner
8 90 (8.97%) Babel
9 81 (8.08%) JIRA
10 78 (7.78%) Grunt
11 65 (6.48%) Cucumber
11 65 (6.48%) Protractor
12 61 (6.08%) Selenium
13 45 (4.49%) Maven
14 44 (4.39%) Bitbucket
15 43 (4.29%) GitLab
16 38 (3.79%) Spock
17 34 (3.39%) JUnit
18 33 (3.29%) PostCSS
19 31 (3.09%) Gradle
General
1 171 (17.05%) Finance
2 54 (5.38%) Banking
3 40 (3.99%) Retail
4 30 (2.99%) Marketing
5 24 (2.39%) Front Office
6 19 (1.89%) Publishing
7 18 (1.79%) Games
8 11 (1.10%) Law
9 9 (0.90%) Automotive
10 8 (0.80%) Pharmaceutical
11 6 (0.60%) French Language
12 5 (0.50%) Telecoms
13 4 (0.40%) Advertising
13 4 (0.40%) Investment Banking
13 4 (0.40%) Legal
14 2 (0.20%) Electronics
14 2 (0.20%) Manufacturing
15 1 (0.100%) Back Office
15 1 (0.100%) Billing
15 1 (0.100%) Multimedia
Job Titles
1 869 (86.64%) Developer
2 290 (28.91%) React Developer
3 267 (26.62%) JavaScript Developer
4 260 (25.92%) Front End Developer (Client-Side Developer)
5 142 (14.16%) Full Stack Developer
6 137 (13.66%) Senior Developer
7 96 (9.57%) Angular Developer
8 74 (7.38%) Java Developer
9 65 (6.48%) Node.js Developer
10 60 (5.98%) UI Developer
11 48 (4.79%) Senior React Developer
12 40 (3.99%) Senior JavaScript Developer
13 36 (3.59%) JavaScript Engineer
14 33 (3.29%) Senior Front-End Developer
15 28 (2.79%) HTML Developer
16 27 (2.69%) AWS Developer
17 22 (2.19%) HTML CSS Developer
17 22 (2.19%) Lead Developer
18 21 (2.09%) Web Developer
19 20 (1.99%) Software Engineer
Libraries, Frameworks & Software Standards
1 621 (61.91%) CSS
2 603 (60.12%) HTML
3 544 (54.24%) Node.js
4 525 (52.34%) React
5 399 (39.78%) AngularJS
6 354 (35.29%) HTML5
7 307 (30.61%) Redux
8 281 (28.02%) Sass
9 265 (26.42%) CSS3
10 138 (13.76%) Express
11 134 (13.36%) Spring
12 124 (12.36%) Jest
12 124 (12.36%) REST
13 123 (12.26%) RESTful
14 114 (11.37%) Twitter Bootstrap
15 110 (10.97%) Spring Boot
16 89 (8.87%) GraphQL
17 86 (8.57%) jQuery
18 80 (7.98%) Enzyme
19 78 (7.78%) React Native
Miscellaneous
1 186 (18.54%) User Experience
2 113 (11.27%) Greenfield Project
3 53 (5.28%) Fintech
3 53 (5.28%) Mobile App
4 35 (3.49%) Analytical Skills
4 35 (3.49%) Data Structures
5 30 (2.99%) Algorithms
6 15 (1.50%) Virtual Team
7 14 (1.40%) Social Media
8 13 (1.30%) NHS
9 8 (0.80%) Video\Live Streaming
9 8 (0.80%) W3C
10 7 (0.70%) Enterprise Software
11 5 (0.50%) Derivative
11 5 (0.50%) Public Cloud
12 4 (0.40%) Foreign Exchange (FX)
12 4 (0.40%) RIA
12 4 (0.40%) Self-Motivation
12 4 (0.40%) Video on Demand
13 3 (0.30%) Smartphone
Operating Systems
1 56 (5.58%) Linux
2 30 (2.99%) Unix
3 18 (1.79%) Apple iOS
4 9 (0.90%) Android
5 5 (0.50%) Windows
6 3 (0.30%) Ubuntu
7 1 (0.100%) CentOS
7 1 (0.100%) Mac OS X
7 1 (0.100%) VMS
7 1 (0.100%) Windows Server
7 1 (0.100%) zOS
Processes & Methodologies
1 575 (57.33%) Agile Software Development
2 350 (34.90%) TDD
3 326 (32.50%) Front End Development
4 188 (18.74%) BDD
5 187 (18.64%) Microservices
6 153 (15.25%) Test Automation
7 150 (14.96%) Scrum
8 144 (14.36%) DevOps
9 108 (10.77%) OO
10 104 (10.37%) Open Source
11 98 (9.77%) Web Development
12 97 (9.67%) Unit Testing
13 88 (8.77%) Software Engineering
14 84 (8.37%) Pair Programming
15 80 (7.98%) Responsive Web Design
16 58 (5.78%) OOP
17 55 (5.48%) E-Commerce
17 55 (5.48%) Problem-Solving
18 53 (5.28%) Asynchronous Programming
19 50 (4.99%) Kanban
Programming Languages
1 930 (92.72%) JavaScript
2 298 (29.71%) TypeScript
3 206 (20.54%) Java
4 139 (13.86%) ES7
5 108 (10.77%) Java 8
6 65 (6.48%) Python
7 54 (5.38%) SQL
8 34 (3.39%) C#
9 32 (3.19%) Bash Shell
10 24 (2.39%) PHP
11 22 (2.19%) Go
12 17 (1.69%) JSX
12 17 (1.69%) Scala
13 13 (1.30%) Ruby
14 12 (1.20%) ES8
15 10 (1.00%) PHP 7
16 6 (0.60%) C
16 6 (0.60%) Groovy
16 6 (0.60%) Haskell
16 6 (0.60%) OCaml
Qualifications
1 33 (3.29%) Security Cleared
2 30 (2.99%) Degree
3 16 (1.60%) BPSS Clearance
4 13 (1.30%) SC Cleared
5 9 (0.90%) Computer Science Degree
6 6 (0.60%) DBS Check
7 4 (0.40%) Numerate Degree
8 3 (0.30%) BC Cleared
8 3 (0.30%) CHECK Team Member
9 2 (0.20%) Master's Degree
10 1 (0.100%) CTC Cleared
10 1 (0.100%) DV Cleared
Quality Assurance & Compliance
1 43 (4.29%) QA
2 9 (0.90%) Disclosure Scotland
3 6 (0.60%) WCAG
4 1 (0.100%) PMO
4 1 (0.100%) WAI
System Software
1 182 (18.15%) Docker
2 3 (0.30%) Apache ZooKeeper
3 2 (0.20%) Virtual Machines
4 1 (0.100%) Active Directory
4 1 (0.100%) etcd
4 1 (0.100%) Virtual Servers
Systems Management
1 79 (7.88%) Kubernetes
2 39 (3.89%) Ansible
3 25 (2.49%) Puppet
3 25 (2.49%) Terraform
4 22 (2.19%) Docker Swarm
5 12 (1.20%) Grafana
6 10 (1.00%) Marathon
6 10 (1.00%) Mesos
7 3 (0.30%) Kibana
8 2 (0.20%) logstash
8 2 (0.20%) Opscode Chef
9 1 (0.100%) Consul
9 1 (0.100%) Pingdom
9 1 (0.100%) Rsyslog
9 1 (0.100%) Single Sign-On
9 1 (0.100%) TeamSite
Vendors
1 33 (3.29%) Adobe
2 29 (2.89%) Google
3 24 (2.39%) Cypress Semiconductor
4 14 (1.40%) Atlassian
5 12 (1.20%) Twitter
6 9 (0.90%) Sitecore
7 7 (0.70%) Oracle
8 6 (0.60%) Optimizely
9 5 (0.50%) New Relic
9 5 (0.50%) Splunk
10 4 (0.40%) ForgeRock
10 4 (0.40%) Zend
11 3 (0.30%) Xamarin
12 2 (0.20%) Apple
12 2 (0.20%) Facebook
12 2 (0.20%) hybris
12 2 (0.20%) Instagram
12 2 (0.20%) Microsoft
12 2 (0.20%) ServiceNow
13 1 (0.100%) Monetate