Period
to 12 December 2018

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 12 December 2018 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
12 Dec 2018
Same period 2017 Same period 2016
Rank 251 300 507
Rank change year-on-year +49 +207 +257
Contract jobs citing ES6 1,036 831 379
As % of all contract IT jobs advertised in England 1.08% 0.87% 0.39%
As % of the Programming Languages category 2.39% 2.07% 0.97%
Number of daily rates quoted 819 665 299
England median daily rate £500 £500 £475
Median daily rate % change year-on-year +0.10% +5.16% -
10th Percentile £363 £358 £355
90th Percentile £675 £638 £621
UK median daily rate £500 £488 £465
% change year-on-year +2.56% +4.84% -2.11%
Number of hourly rates quoted 1 0 1
England median hourly rate £35.00 - £85.00
UK median hourly rate £35.00 - £85.00

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 43,422 40,197 38,920
As % of all contract IT jobs advertised in England 45.08% 42.27% 40.51%
Number of daily rates quoted 30,926 28,459 26,940
England median daily rate £475 £463 £425
Median daily rate % change year-on-year +2.70% +8.82% +3.03%
10th Percentile £323 £310 £288
90th Percentile £650 £638 £600
UK median daily rate £475 £450 £425
% change year-on-year +5.56% +5.88% +6.12%
Number of hourly rates quoted 623 732 800
England median hourly rate £42.27 £40.00 £38.63
Median hourly rate % change year-on-year +5.66% +3.56% +3.00%
10th Percentile £17.17 £16.26 £14.55
90th Percentile £52.50 £52.23 £51.66
UK median hourly rate £42.00 £40.00 £39.23
% change year-on-year +5.00% +1.98% +4.60%

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 12 December 2018.

Contractor daily rate histogram 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 12 December 2018. 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 +33 807 £525 +2.44% 215
South East +13 93 £424 +8.65% 38
North of England -8 57 £400 - 53
Midlands -16 33 £425 -5.56% 10
Yorkshire +1 32 £420 -6.67% 22
North West -22 21 £380 +1.33% 28
South West -23 21 £400 - 17
East of England -6 19 £445 +11.25% 22
East Midlands +2 17 £475 +5.56% 6
West Midlands -14 16 £425 +13.33% 4
North East - 4 £325 - 3
ES6
UK

For the 6 months to 12 December 2018, 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.

1 974 (94.02%) JavaScript
2 711 (68.63%) CSS
3 662 (63.90%) HTML
4 526 (50.77%) React
5 517 (49.90%) Node.js
6 510 (49.23%) Agile Software Development
7 376 (36.29%) Front End Development
8 371 (35.81%) AngularJS
9 356 (34.36%) HTML5
10 351 (33.88%) TDD
11 346 (33.40%) Git (software)
12 345 (33.30%) Redux
13 317 (30.60%) Sass
14 294 (28.38%) CSS3
15 276 (26.64%) TypeScript
16 241 (23.26%) webpack
17 206 (19.88%) Java
18 205 (19.79%) Amazon AWS
19 204 (19.69%) Docker
20 193 (18.63%) BDD
21 187 (18.05%) User Experience
22 176 (16.99%) REST
23 169 (16.31%) Express
24 167 (16.12%) OO
25 154 (14.86%) Jest
26 149 (14.38%) Software Engineering
27 148 (14.29%) gulp
28 147 (14.19%) Unit Testing
29 145 (14.00%) Finance
29 145 (14.00%) Mocha

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 56 (5.41%) Elasticsearch
2 34 (3.28%) CMS
3 27 (2.61%) Gunicorn
4 21 (2.03%) Apache Spark
5 14 (1.35%) Confluence
6 13 (1.25%) Sitecore CMS
7 12 (1.16%) Umbraco
8 9 (0.87%) Adobe Experience Manager
8 9 (0.87%) SharePoint
9 8 (0.77%) CoreMedia CMS
10 7 (0.68%) WordPress
11 5 (0.48%) Cloud Foundry
12 4 (0.39%) EPiServer
13 2 (0.19%) Apache
13 2 (0.19%) Ethereum
13 2 (0.19%) SharePoint 2013
14 1 (0.097%) Apache Solr
14 1 (0.097%) Marvel
14 1 (0.097%) Mule
14 1 (0.097%) Tomcat
Applications
1 21 (2.03%) Photoshop
2 10 (0.97%) Fireworks
3 5 (0.48%) Adobe Illustrator
3 5 (0.48%) Chatbot
4 4 (0.39%) InVision
5 2 (0.19%) Adobe Creative Suite
5 2 (0.19%) GIMP
6 1 (0.097%) SketchUp
Business Applications
1 3 (0.29%) SAP Oil and Gas
2 2 (0.19%) Magento
2 2 (0.19%) SDL Web 8
2 2 (0.19%) Shopify
Cloud Services
1 205 (19.79%) Amazon AWS
2 113 (10.91%) Serverless
3 100 (9.65%) npm
4 92 (8.88%) Microsoft Azure
5 80 (7.72%) AWS Lambda
6 65 (6.27%) GitHub
7 57 (5.50%) Heroku
8 40 (3.86%) Google Cloud Platform
9 18 (1.74%) Amazon EC2
9 18 (1.74%) Amazon S3
10 15 (1.45%) Yarn
11 13 (1.25%) Azure Functions
12 11 (1.06%) AWS CloudFormation
13 9 (0.87%) Amazon Kinesis
13 9 (0.87%) Amazon SQS
13 9 (0.87%) Cloud Computing
13 9 (0.87%) CloudFront
14 8 (0.77%) Amazon CloudWatch
14 8 (0.77%) Amazon ELB
14 8 (0.77%) Virtual Private Cloud
Communications & Networking
1 49 (4.73%) HTTP
2 32 (3.09%) SSL
3 31 (2.99%) DNS
3 31 (2.99%) FTP
3 31 (2.99%) TCP/IP
4 22 (2.12%) Internet
5 4 (0.39%) SMS
6 2 (0.19%) Kerberos
7 1 (0.097%) HbbTV
Database & Business Intelligence
1 103 (9.94%) PostgreSQL
2 93 (8.98%) MySQL
3 87 (8.40%) MongoDB
4 39 (3.76%) Relational Database
5 33 (3.19%) Redis
6 31 (2.99%) SQL Server
7 30 (2.90%) Big Data
8 29 (2.80%) Couchbase
9 27 (2.61%) NoSQL
10 21 (2.03%) Apache Cassandra
11 20 (1.93%) Amazon RDS
11 20 (1.93%) Hadoop
12 16 (1.54%) Amazon DynamoDB
13 9 (0.87%) Amazon Aurora
14 7 (0.68%) Blockchain
15 5 (0.48%) SQL Server 2014
16 3 (0.29%) Cosmos DB
16 3 (0.29%) SAP HANA
17 2 (0.19%) CouchDB
17 2 (0.19%) Hazelcast
Development Applications
1 346 (33.40%) Git (software)
2 241 (23.26%) webpack
3 148 (14.29%) gulp
4 145 (14.00%) Mocha
5 110 (10.62%) Jenkins
6 104 (10.04%) Jasmine
7 97 (9.36%) Babel
8 92 (8.88%) Selenium
9 66 (6.37%) Grunt
10 65 (6.27%) Gatling
11 64 (6.18%) JIRA
12 63 (6.08%) Karma Test Runner
13 46 (4.44%) Cucumber
14 42 (4.05%) GitLab
15 41 (3.96%) Maven
15 41 (3.96%) PostCSS
16 30 (2.90%) Gradle
17 29 (2.80%) Protractor
18 27 (2.61%) Robot Framework
18 27 (2.61%) Sinon.JS
General
1 145 (14.00%) Finance
2 69 (6.66%) Banking
2 69 (6.66%) Retail
3 21 (2.03%) Front Office
4 19 (1.83%) Publishing
5 16 (1.54%) Marketing
6 11 (1.06%) Games
6 11 (1.06%) Law
7 9 (0.87%) Investment Banking
8 8 (0.77%) Automotive
9 7 (0.68%) Advertising
10 5 (0.48%) Electronics
10 5 (0.48%) Pharmaceutical
10 5 (0.48%) Telecoms
11 3 (0.29%) Manufacturing
12 2 (0.19%) Digital Economy
12 2 (0.19%) Legal
13 1 (0.097%) Avionics
13 1 (0.097%) Retail Banking
13 1 (0.097%) Spanish Language
Job Titles
1 895 (86.39%) Developer
2 318 (30.69%) React Developer
3 304 (29.34%) Front End Developer (Client-Side Developer)
4 249 (24.03%) JavaScript Developer
5 134 (12.93%) Senior Developer
6 106 (10.23%) Full Stack Developer
7 100 (9.65%) Angular Developer
8 88 (8.49%) Node.js Developer
9 72 (6.95%) Java Developer
10 57 (5.50%) UI Developer
11 53 (5.12%) Software Engineer
12 51 (4.92%) Senior React Developer
13 40 (3.86%) HTML Developer
13 40 (3.86%) Senior Front-End Developer
13 40 (3.86%) Web Developer
14 35 (3.38%) Senior JavaScript Developer
15 33 (3.19%) HTML CSS Developer
16 30 (2.90%) AWS Developer
17 29 (2.80%) Lead Developer
18 26 (2.51%) JavaScript Engineer
Libraries, Frameworks & Software Standards
1 711 (68.63%) CSS
2 662 (63.90%) HTML
3 526 (50.77%) React
4 517 (49.90%) Node.js
5 371 (35.81%) AngularJS
6 356 (34.36%) HTML5
7 345 (33.30%) Redux
8 317 (30.60%) Sass
9 294 (28.38%) CSS3
10 176 (16.99%) REST
11 169 (16.31%) Express
12 154 (14.86%) Jest
13 131 (12.64%) Enzyme
14 123 (11.87%) Chai
15 93 (8.98%) RESTful
15 93 (8.98%) Spring
16 90 (8.69%) Vue.js
17 83 (8.01%) jQuery
18 82 (7.92%) React Native
19 80 (7.72%) Spring Boot
Miscellaneous
1 187 (18.05%) User Experience
2 103 (9.94%) Greenfield Project
3 51 (4.92%) Fintech
4 48 (4.63%) Data Structures
5 46 (4.44%) Analytical Skills
6 37 (3.57%) Algorithms
6 37 (3.57%) Mobile App
7 13 (1.25%) W3C
8 10 (0.97%) Digital Media
8 10 (0.97%) Enterprise Software
8 10 (0.97%) Virtual Team
9 8 (0.77%) Cloud Native
10 7 (0.68%) Video\Live Streaming
11 6 (0.58%) Equities
11 6 (0.58%) Internet of Things
11 6 (0.58%) RIA
12 5 (0.48%) Client/Server
12 5 (0.48%) Foreign Exchange (FX)
13 4 (0.39%) Hedge funds
13 4 (0.39%) NHS
Operating Systems
1 54 (5.21%) Linux
2 22 (2.12%) Apple iOS
3 17 (1.64%) Android
4 12 (1.16%) Unix
5 1 (0.097%) CentOS
5 1 (0.097%) Windows
Processes & Methodologies
1 510 (49.23%) Agile Software Development
2 376 (36.29%) Front End Development
3 351 (33.88%) TDD
4 193 (18.63%) BDD
5 167 (16.12%) OO
6 149 (14.38%) Software Engineering
7 147 (14.19%) Unit Testing
8 143 (13.80%) Test Automation
9 123 (11.87%) Microservices
10 114 (11.00%) Web Development
11 102 (9.85%) Scrum
12 97 (9.36%) DevOps
13 84 (8.11%) Responsive Web Design
14 78 (7.53%) E-Commerce
15 77 (7.43%) Open Source
16 70 (6.76%) Continuous Delivery
16 70 (6.76%) Continuous Integration
17 65 (6.27%) Problem-Solving
18 58 (5.60%) Pair Programming
19 48 (4.63%) Computer Science
Programming Languages
1 974 (94.02%) JavaScript
2 276 (26.64%) TypeScript
3 206 (19.88%) Java
4 109 (10.52%) Python
5 85 (8.20%) ES7
6 84 (8.11%) Java 8
7 53 (5.12%) Go
8 44 (4.25%) C#
9 30 (2.90%) SQL
10 16 (1.54%) PHP
11 15 (1.45%) Scala
12 13 (1.25%) JSX
13 12 (1.16%) Ruby
14 8 (0.77%) ES8
15 6 (0.58%) Kotlin
16 5 (0.48%) Apple Swift
17 4 (0.39%) R
18 3 (0.29%) Objective-C
18 3 (0.29%) Shell Script
18 3 (0.29%) XPath
Qualifications
1 21 (2.03%) Degree
2 15 (1.45%) Security Cleared
3 11 (1.06%) Computer Science Degree
4 10 (0.97%) SC Cleared
5 8 (0.77%) BPSS Clearance
6 2 (0.19%) Master's Degree
6 2 (0.19%) Numerate Degree
7 1 (0.097%) BC Cleared
Quality Assurance & Compliance
1 37 (3.57%) QA
2 22 (2.12%) WCAG
3 9 (0.87%) WAI
4 3 (0.29%) ISO/IEC 27001
5 1 (0.097%) Data Quality
5 1 (0.097%) Disclosure Scotland
5 1 (0.097%) PMO
System Software
1 204 (19.69%) Docker
2 3 (0.29%) Apache ZooKeeper
3 2 (0.19%) Varnish
4 1 (0.097%) etcd
4 1 (0.097%) Virtual Machines
Systems Management
1 65 (6.27%) Ansible
2 46 (4.44%) Kubernetes
3 44 (4.25%) Terraform
4 29 (2.80%) Docker Swarm
5 7 (0.68%) Puppet
6 5 (0.48%) Marathon
6 5 (0.48%) Mesos
6 5 (0.48%) Opscode Chef
7 1 (0.097%) Consul
7 1 (0.097%) Grafana
7 1 (0.097%) Systems Management Server (SMS)
Vendors
1 53 (5.12%) Google
2 27 (2.61%) Adobe
3 16 (1.54%) Sitecore
4 15 (1.45%) Splunk
4 15 (1.45%) Twitter
5 14 (1.35%) Cypress Semiconductor
6 11 (1.06%) Microsoft
7 6 (0.58%) Salesforce.com
8 5 (0.48%) Atlassian
8 5 (0.48%) SAP
9 4 (0.39%) Zend
10 3 (0.29%) Oracle
11 2 (0.19%) PubNub
11 2 (0.19%) Volusion
11 2 (0.19%) WooCommerce
12 1 (0.097%) Apiary
12 1 (0.097%) AppDynamics
12 1 (0.097%) DevExpress
12 1 (0.097%) hybris
12 1 (0.097%) Sencha