Period
to 16 November 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 16 November 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
16 Nov 2019
Same period 2018 Same period 2017
Rank 286 249 299
Rank change year-on-year -37 +50 +216
Contract jobs citing ES6 682 1,016 818
As % of all contract IT jobs advertised in England 0.90% 1.07% 0.86%
As % of the Programming Languages category 2.15% 2.37% 2.05%
Number of daily rates quoted 558 785 654
England median daily rate £525 £500 £475
Median daily rate % change year-on-year +5.00% +5.26% +2.15%
10th Percentile £363 £363 £358
90th Percentile £700 £650 £636
UK median daily rate £525 £500 £475
% change year-on-year +5.00% +5.26% +2.70%
Number of hourly rates quoted 1 0 1
England median hourly rate £35.00 - £51.00
UK median hourly rate £35.00 - £51.00

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 31,772 42,793 39,894
As % of all contract IT jobs advertised in England 41.79% 45.03% 42.16%
Number of daily rates quoted 22,173 30,435 28,116
England median daily rate £488 £475 £451
Median daily rate % change year-on-year +2.63% +5.32% +6.12%
10th Percentile £325 £320 £310
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 624 623 758
England median hourly rate £44.00 £42.00 £40.00
Median hourly rate % change year-on-year +4.76% +5.00% +6.67%
10th Percentile £18.00 £17.17 £16.34
90th Percentile £55.00 £52.50 £52.50
UK median hourly rate £43.00 £41.53 £40.00
% change year-on-year +3.54% +3.83% +6.67%

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 16 November 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 16 November 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 -33 482 £540 +2.86% 132
North of England +76 89 £475 +11.90% 40
South East +5 61 £450 +6.19% 31
North West +57 50 £438 +15.13% 22
Yorkshire +43 39 £575 +35.29% 12
South West 0 27 £400 - 19
Midlands +22 13 £375 -11.76% 21
West Midlands +28 11 £363 -14.71% 15
East of England +18 7 £575 +15.00% 17
East Midlands +10 3 £531 +18.06% 6
ES6
UK

For the 6 months to 16 November 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.

1 614 (90.03%) JavaScript
2 392 (57.48%) CSS
3 382 (56.01%) HTML
4 370 (54.25%) React
5 347 (50.88%) Agile Software Development
6 311 (45.60%) Node.js
7 278 (40.76%) Redux
8 264 (38.71%) AngularJS
9 255 (37.39%) Front End Development
10 234 (34.31%) TDD
11 224 (32.84%) HTML5
12 197 (28.89%) TypeScript
13 191 (28.01%) Sass
14 176 (25.81%) Git (software)
14 176 (25.81%) Java
15 163 (23.90%) CSS3
16 133 (19.50%) webpack
17 114 (16.72%) Spring
18 112 (16.42%) AWS
19 109 (15.98%) Greenfield Project
20 107 (15.69%) Open Source
21 105 (15.40%) Finance
22 104 (15.25%) Microservices
23 98 (14.37%) Azure
23 98 (14.37%) OO
23 98 (14.37%) Test Automation
24 94 (13.78%) Docker
25 93 (13.64%) User Experience
26 92 (13.49%) RESTful
26 92 (13.49%) Scrum

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 22 (3.23%) Confluence
2 15 (2.20%) CMS
3 14 (2.05%) Elasticsearch
4 11 (1.61%) Cloud Foundry
5 10 (1.47%) Mule
5 10 (1.47%) nginx
6 7 (1.03%) Magnolia
7 6 (0.88%) Apache
7 6 (0.88%) WordPress
8 5 (0.73%) IIS
9 4 (0.59%) Drupal
9 4 (0.59%) Umbraco
10 3 (0.44%) ArcGIS
10 3 (0.44%) Sitecore CMS
11 2 (0.29%) WebSphere
12 1 (0.15%) Adobe Experience Manager
12 1 (0.15%) Apache Solr
12 1 (0.15%) Apache Spark
12 1 (0.15%) Kentico
Applications
1 6 (0.88%) Photoshop
2 3 (0.44%) Adobe Illustrator
3 2 (0.29%) Sketch
Business Applications
1 5 (0.73%) Magento
2 4 (0.59%) Shopify
Cloud Services
1 112 (16.42%) AWS
2 98 (14.37%) Azure
3 71 (10.41%) npm
4 57 (8.36%) GitHub
5 46 (6.74%) GCP
6 41 (6.01%) Serverless
7 28 (4.11%) AWS Lambda
8 23 (3.37%) Slack
9 19 (2.79%) Yarn
10 13 (1.91%) Amazon S3
10 13 (1.91%) Heroku
10 13 (1.91%) OpenShift
11 10 (1.47%) Cloud Computing
12 7 (1.03%) Amazon SQS
12 7 (1.03%) SaaS
13 6 (0.88%) CloudFront
14 4 (0.59%) Apigee
14 4 (0.59%) AWS CloudFormation
14 4 (0.59%) Cloudflare
15 3 (0.44%) Amazon ECS
Communications & Networking
1 24 (3.52%) HTTP
2 5 (0.73%) FTP
2 5 (0.73%) HTTPS
2 5 (0.73%) Reverse Proxy
2 5 (0.73%) TCP/IP
3 4 (0.59%) DNS
3 4 (0.59%) SSL
4 3 (0.44%) Network Security
5 2 (0.29%) Firewall
5 2 (0.29%) Skype
6 1 (0.15%) Cisco ASA
6 1 (0.15%) FWSM
6 1 (0.15%) Intranet
6 1 (0.15%) SNMP
6 1 (0.15%) Unified Communications
Database & Business Intelligence
1 36 (5.28%) NoSQL
2 34 (4.99%) MongoDB
3 30 (4.40%) MySQL
4 24 (3.52%) PostgreSQL
5 18 (2.64%) Blockchain
6 17 (2.49%) Relational Database
7 13 (1.91%) SQL Server
8 10 (1.47%) Big Data
9 8 (1.17%) Amazon DynamoDB
10 4 (0.59%) Couchbase
11 3 (0.44%) Apache Cassandra
11 3 (0.44%) Neo4j
12 2 (0.29%) Amazon RDS
12 2 (0.29%) Cosmos DB
12 2 (0.29%) Geospatial Data
12 2 (0.29%) Redis
12 2 (0.29%) Spatial Data
12 2 (0.29%) SQL Server 2014
13 1 (0.15%) Hadoop
Development Applications
1 176 (25.81%) Git (software)
2 133 (19.50%) webpack
3 73 (10.70%) Jenkins
4 62 (9.09%) Jasmine
5 55 (8.06%) Karma Test Runner
6 49 (7.18%) gulp
7 46 (6.74%) JUnit
8 42 (6.16%) Mocha
9 41 (6.01%) Babel
10 38 (5.57%) JIRA
10 38 (5.57%) Maven
11 34 (4.99%) Selenium
12 32 (4.69%) Protractor
13 26 (3.81%) Bitbucket
13 26 (3.81%) Grunt
14 24 (3.52%) Spock
15 21 (3.08%) Cucumber
16 17 (2.49%) Sonatype Nexus
17 14 (2.05%) Atlassian Bamboo
17 14 (2.05%) Mockito
General
1 105 (15.40%) Finance
2 45 (6.60%) Banking
3 31 (4.55%) Retail
4 28 (4.11%) Marketing
5 26 (3.81%) Public Sector
6 17 (2.49%) Games
7 15 (2.20%) Investment Banking
8 14 (2.05%) Front Office
9 12 (1.76%) Telecoms
10 9 (1.32%) Law
11 6 (0.88%) Retail Banking
12 5 (0.73%) Manufacturing
12 5 (0.73%) Publishing
13 3 (0.44%) Aerospace
13 3 (0.44%) Electronics
13 3 (0.44%) Music Industry
13 3 (0.44%) Pharmaceutical
14 2 (0.29%) Advertising
14 2 (0.29%) Back Office
14 2 (0.29%) Multimedia
Job Titles
1 609 (89.30%) Developer
2 217 (31.82%) React Developer
3 193 (28.30%) Front End Developer (Client-Side Developer)
4 157 (23.02%) JavaScript Developer
5 114 (16.72%) Full Stack Developer
6 84 (12.32%) Angular Developer
6 84 (12.32%) Java Developer
7 77 (11.29%) Senior Developer
8 61 (8.94%) Node.js Developer
9 44 (6.45%) UI Developer
10 35 (5.13%) Java Developer - Fintech
11 31 (4.55%) Senior JavaScript Developer
12 26 (3.81%) Web Developer
13 20 (2.93%) Software Developer
14 19 (2.79%) Senior React Developer
15 18 (2.64%) HTML Developer
16 16 (2.35%) Lead Developer
17 15 (2.20%) HTML CSS Developer
18 14 (2.05%) JavaScript Engineer
19 12 (1.76%) Senior Front-End Developer
Libraries, Frameworks & Software Standards
1 392 (57.48%) CSS
2 382 (56.01%) HTML
3 370 (54.25%) React
4 311 (45.60%) Node.js
5 278 (40.76%) Redux
6 264 (38.71%) AngularJS
7 224 (32.84%) HTML5
8 191 (28.01%) Sass
9 163 (23.90%) CSS3
10 114 (16.72%) Spring
11 92 (13.49%) Jest
11 92 (13.49%) RESTful
12 87 (12.76%) Vue.js
13 80 (11.73%) REST
14 73 (10.70%) Spring Boot
15 65 (9.53%) Express
16 54 (7.92%) GraphQL
17 52 (7.62%) Angular 2
18 46 (6.74%) NgRx
18 46 (6.74%) RxJS
Miscellaneous
1 109 (15.98%) Greenfield Project
2 93 (13.64%) User Experience
3 31 (4.55%) Mobile App
4 16 (2.35%) Enterprise Software
5 15 (2.20%) Analytical Skills
6 11 (1.61%) Data Structures
7 9 (1.32%) Algorithms
8 7 (1.03%) Cloud Native
9 6 (0.88%) Credit Risk
9 6 (0.88%) Mobile Banking
9 6 (0.88%) NHS
10 5 (0.73%) Linux Command Line
10 5 (0.73%) Self-Motivation
11 4 (0.59%) Blog
11 4 (0.59%) Derivative
11 4 (0.59%) Equity Derivative
12 3 (0.44%) Digital Media
12 3 (0.44%) Management Information System
12 3 (0.44%) Market Risk
12 3 (0.44%) W3C
Operating Systems
1 25 (3.67%) Linux
2 21 (3.08%) Unix
3 8 (1.17%) Android
3 8 (1.17%) Apple iOS
4 6 (0.88%) Windows
5 4 (0.59%) Ubuntu
6 1 (0.15%) CentOS
6 1 (0.15%) Check Point GAiA
6 1 (0.15%) Red Hat Enterprise Linux
Processes & Methodologies
1 347 (50.88%) Agile Software Development
2 255 (37.39%) Front End Development
3 234 (34.31%) TDD
4 107 (15.69%) Open Source
5 104 (15.25%) Microservices
6 98 (14.37%) OO
6 98 (14.37%) Test Automation
7 92 (13.49%) Scrum
8 77 (11.29%) Fintech
9 69 (10.12%) BDD
10 67 (9.82%) Pair Programming
11 66 (9.68%) Unit Testing
12 51 (7.48%) Continuous Delivery
13 50 (7.33%) DevOps
13 50 (7.33%) Web Development
14 48 (7.04%) Mentoring
15 45 (6.60%) Software Engineering
16 44 (6.45%) Continuous Integration
17 38 (5.57%) E-Commerce
17 38 (5.57%) Kanban
Programming Languages
1 614 (90.03%) JavaScript
2 197 (28.89%) TypeScript
3 176 (25.81%) Java
4 91 (13.34%) Java 8
5 73 (10.70%) ES7
6 56 (8.21%) SQL
7 47 (6.89%) C#
8 46 (6.74%) Python
9 24 (3.52%) PHP
10 20 (2.93%) Ruby
11 18 (2.64%) Bash Shell
12 13 (1.91%) Go
13 10 (1.47%) Scala
14 5 (0.73%) ActionScript
14 5 (0.73%) BrightScript
15 4 (0.59%) ANSI SQL
15 4 (0.59%) Java 9
15 4 (0.59%) JSX
15 4 (0.59%) Kotlin
15 4 (0.59%) Objective-C
Qualifications
1 18 (2.64%) Security Cleared
2 13 (1.91%) SC Cleared
3 10 (1.47%) BPSS Clearance
4 9 (1.32%) Degree
5 4 (0.59%) AWS Certification
5 4 (0.59%) DBS Check
6 2 (0.29%) Computer Science Degree
6 2 (0.29%) ISTQB
6 2 (0.29%) ISTQB Foundation Certification
Quality Assurance & Compliance
1 16 (2.35%) QA
2 4 (0.59%) WCAG
3 3 (0.44%) Disclosure Scotland
4 1 (0.15%) PMO
System Software
1 94 (13.78%) Docker
2 1 (0.15%) Varnish
Systems Management
1 40 (5.87%) Kubernetes
2 21 (3.08%) Terraform
3 14 (2.05%) Ansible
4 6 (0.88%) Puppet
5 5 (0.73%) Docker Swarm
5 5 (0.73%) Hadoop YARN
6 4 (0.59%) Kibana
6 4 (0.59%) logstash
7 2 (0.29%) Opscode Chef
8 1 (0.15%) Graphite
8 1 (0.15%) Matomo
8 1 (0.15%) Packer
8 1 (0.15%) Sysdig
Vendors
1 21 (3.08%) Atlassian
2 15 (2.20%) Google
2 15 (2.20%) Microsoft
3 10 (1.47%) AppDynamics
3 10 (1.47%) Blue Coat
3 10 (1.47%) F5
3 10 (1.47%) Splunk
4 8 (1.17%) Adobe
5 7 (1.03%) Optimizely
6 6 (0.88%) Oracle
6 6 (0.88%) Sitecore
7 5 (0.73%) Roku
8 4 (0.59%) Cypress Semiconductor
8 4 (0.59%) MuleSoft
8 4 (0.59%) WooCommerce
9 3 (0.44%) ESRI
9 3 (0.44%) IBM
9 3 (0.44%) SAP
10 2 (0.29%) hybris
10 2 (0.29%) OutSystems