Period
to 26 June 2019

The following table provides summary statistics for contract job vacancies 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 26 June 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
6 months to
26 Jun 2019
Same period 2018 Same period 2017
Rank 231 244 393
Rank change year-on-year +13 +149 +223
Contract jobs citing ES6 1,050 1,096 558
As % of all contract IT jobs advertised in the UK 1.15% 1.09% 0.61%
As % of the Programming Languages category 2.70% 2.50% 1.46%
Number of daily rates quoted 811 868 427
UK median daily rate £500 £500 £470
Median daily rate % change year-on-year - +6.38% -
10th Percentile £360 £370 £325
90th Percentile £675 £650 £643
UK excluding London median daily rate £450 £450 £394
% change year-on-year - +14.29% -12.50%
Number of hourly rates quoted 3 0 1
UK median hourly rate £35.00 - £51.00
UK excluding London median hourly rate - - -

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 with a requirement for coding skills.

All Programming Languages
UK
Contract vacancies with a requirement for coding skills 38,958 43,763 38,131
As % of all contract IT jobs advertised in the UK 42.74% 43.44% 41.54%
Number of daily rates quoted 26,986 30,525 26,137
UK median daily rate £475 £460 £438
Median daily rate % change year-on-year +3.26% +5.14% +4.17%
10th Percentile £325 £313 £300
90th Percentile £650 £638 £615
UK excluding London median daily rate £425 £407 £395
% change year-on-year +4.42% +3.04% +5.33%
Number of hourly rates quoted 713 776 814
UK median hourly rate £43.00 £40.88 £41.50
Median hourly rate % change year-on-year +5.20% -1.51% +9.21%
10th Percentile £19.70 £16.38 £17.08
90th Percentile £55.00 £52.50 £53.75
UK excluding London median hourly rate £43.50 £40.00 £41.50
% change year-on-year +8.75% -3.61% +9.21%

ES6
Job Vacancy Trend

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

Job vacancy trend for ES6 in the UK

ES6
Contractor Daily Rate Trend

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

Contractor daily rate trend for ES6 in the UK

ES6
Contractor Daily Rate Histogram

The daily rate distribution of IT jobs citing ES6 over the 6 months to 26 June 2019.

Contractor daily rate histogram for ES6 in the UK

ES6
Contractor Hourly Rate Trend

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

Contractor hourly rate trend for ES6 in the UK

ES6
Top 15 Contract Locations

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing ES6 within the UK over the 6 months to 26 June 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 +2 1,000 £500 - 70
London +7 734 £525 - 36
UK excluding London +42 302 £450 - 36
North of England +62 89 £463 +12.80% 9
South East -39 85 £450 -5.26% 8
Yorkshire +43 47 £500 +8.11% 3
South West +5 44 £500 +21.21% 12
North West +46 42 £450 +11.11% 5
Midlands +17 29 £375 - 4
West Midlands +14 23 £375 +7.14% 1
Scotland +14 21 £433 +0.29% 1
East of England -15 17 £413 -10.81% 1
Wales - 14 £348 - 1
East Midlands +14 6 £525 +16.67% 2
Northern Ireland +5 2 £500 -16.67%

For the 6 months to 26 June 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 with a requirement for ES6.

1 947 (90.19%) JavaScript
2 597 (56.86%) Agile Software Development
3 590 (56.19%) CSS
4 588 (56.00%) HTML
5 544 (51.81%) React
6 530 (50.48%) Node.js
7 437 (41.62%) AngularJS
8 368 (35.05%) HTML5
9 354 (33.71%) Redux
10 348 (33.14%) Front End Development
11 338 (32.19%) Git (software)
12 336 (32.00%) TypeScript
13 323 (30.76%) Sass
14 316 (30.10%) TDD
15 263 (25.05%) CSS3
16 234 (22.29%) webpack
17 229 (21.81%) Java
18 193 (18.38%) Microservices
19 191 (18.19%) User Experience
20 188 (17.90%) Amazon AWS
21 187 (17.81%) Finance
22 181 (17.24%) Docker
23 167 (15.90%) Scrum
24 153 (14.57%) Spring
25 151 (14.38%) npm
26 149 (14.19%) gulp
26 149 (14.19%) Test Automation
27 146 (13.90%) ES7
28 143 (13.62%) Jasmine
29 142 (13.52%) BDD

ES6
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 65 (6.19%) Confluence
2 59 (5.62%) Elasticsearch
3 32 (3.05%) CMS
4 19 (1.81%) Adobe Experience Manager
5 16 (1.52%) Umbraco
6 15 (1.43%) Apache
6 15 (1.43%) Magnolia
7 8 (0.76%) Sitecore CMS
8 7 (0.67%) Drupal
9 5 (0.48%) WordPress
10 3 (0.29%) Apache Solr
10 3 (0.29%) EPiServer
10 3 (0.29%) Gunicorn
10 3 (0.29%) SharePoint
11 2 (0.19%) Apache Spark
11 2 (0.19%) ArcGIS
11 2 (0.19%) Cloud Foundry
11 2 (0.19%) Mule
12 1 (0.095%) Jupyter
12 1 (0.095%) nginx
Applications
1 13 (1.24%) Photoshop
2 10 (0.95%) Adobe Illustrator
3 7 (0.67%) Sketch
4 3 (0.29%) Chatbot
4 3 (0.29%) InVision
5 2 (0.19%) Adobe XD
5 2 (0.19%) Microsoft Office
5 2 (0.19%) Zeplin
6 1 (0.095%) GIMP
6 1 (0.095%) UXPin
Business Applications
1 4 (0.38%) Magento
2 2 (0.19%) R3 Corda
3 1 (0.095%) Quorum
3 1 (0.095%) Ripple XRP
Cloud Services
1 188 (17.90%) Amazon AWS
2 151 (14.38%) npm
3 139 (13.24%) Microsoft Azure
4 93 (8.86%) Serverless
5 92 (8.76%) GitHub
6 74 (7.05%) AWS Lambda
7 24 (2.29%) Google Cloud Platform
8 23 (2.19%) Slack
9 20 (1.90%) Amazon S3
9 20 (1.90%) SaaS
10 19 (1.81%) Heroku
11 18 (1.71%) Amazon SQS
11 18 (1.71%) Yarn
12 17 (1.62%) AWS CloudFormation
13 14 (1.33%) Amazon ECS
13 14 (1.33%) PaaS
14 12 (1.14%) Amazon EC2
14 12 (1.14%) Amazon Kinesis
15 11 (1.05%) Virtual Private Cloud
16 10 (0.95%) Amazon ELB
Communications & Networking
1 38 (3.62%) HTTP
2 21 (2.00%) SSL
2 21 (2.00%) TCP/IP
3 17 (1.62%) DNS
3 17 (1.62%) FTP
4 2 (0.19%) Network Security
4 2 (0.19%) Skype
4 2 (0.19%) Unified Communications
5 1 (0.095%) Firewall
5 1 (0.095%) HTTPS
5 1 (0.095%) Internet
5 1 (0.095%) RTMP
5 1 (0.095%) RTSP
Database & Business Intelligence
1 74 (7.05%) MySQL
2 68 (6.48%) MongoDB
3 55 (5.24%) PostgreSQL
4 42 (4.00%) SQL Server
5 41 (3.90%) NoSQL
6 40 (3.81%) Redis
7 22 (2.10%) Relational Database
8 20 (1.90%) Big Data
9 18 (1.71%) Amazon DynamoDB
10 17 (1.62%) Apache Cassandra
11 14 (1.33%) Blockchain
12 12 (1.14%) Amazon RDS
13 7 (0.67%) Neo4j
14 5 (0.48%) Couchbase
14 5 (0.48%) RDBMS
15 3 (0.29%) Hadoop
16 2 (0.19%) Amazon Aurora
16 2 (0.19%) Geospatial Data
16 2 (0.19%) Spatial Data
16 2 (0.19%) SQL Server 2014
Development Applications
1 338 (32.19%) Git (software)
2 234 (22.29%) webpack
3 149 (14.19%) gulp
4 143 (13.62%) Jasmine
5 128 (12.19%) Jenkins
6 105 (10.00%) Karma Test Runner
7 103 (9.81%) JIRA
8 85 (8.10%) Grunt
9 83 (7.90%) Mocha
10 81 (7.71%) Babel
11 75 (7.14%) Protractor
12 65 (6.19%) Cucumber
13 58 (5.52%) Maven
14 57 (5.43%) Selenium
15 54 (5.14%) Bitbucket
16 39 (3.71%) JUnit
16 39 (3.71%) Spock
17 38 (3.62%) GitLab
18 32 (3.05%) Gradle
19 27 (2.57%) PostCSS
General
1 187 (17.81%) Finance
2 66 (6.29%) Banking
3 47 (4.48%) Retail
4 42 (4.00%) Marketing
5 26 (2.48%) Front Office
6 24 (2.29%) Investment Banking
7 14 (1.33%) Games
8 11 (1.05%) Publishing
9 10 (0.95%) Pharmaceutical
10 6 (0.57%) French Language
10 6 (0.57%) Law
11 5 (0.48%) Telecoms
12 4 (0.38%) Advertising
12 4 (0.38%) Legal
13 3 (0.29%) Electronics
13 3 (0.29%) Financial Institution
13 3 (0.29%) Manufacturing
13 3 (0.29%) Retail Banking
14 2 (0.19%) Automotive
14 2 (0.19%) International Banking
Job Titles
1 921 (87.71%) Developer
2 298 (28.38%) React Developer
3 279 (26.57%) Front End Developer (Client-Side Developer)
4 232 (22.10%) JavaScript Developer
5 175 (16.67%) Full Stack Developer
6 122 (11.62%) Senior Developer
7 121 (11.52%) Angular Developer
8 88 (8.38%) Java Developer
9 78 (7.43%) UI Developer
10 66 (6.29%) Node.js Developer
11 36 (3.43%) Senior JavaScript Developer
12 33 (3.14%) Java Developer - Fintech
13 32 (3.05%) JavaScript Engineer
14 28 (2.67%) Web Developer
15 25 (2.38%) Senior React Developer
16 24 (2.29%) HTML Developer
16 24 (2.29%) Senior Front-End Developer
17 22 (2.10%) HTML CSS Developer
18 20 (1.90%) AWS Developer
18 20 (1.90%) Lead Developer
Libraries, Frameworks & Software Standards
1 590 (56.19%) CSS
2 588 (56.00%) HTML
3 544 (51.81%) React
4 530 (50.48%) Node.js
5 437 (41.62%) AngularJS
6 368 (35.05%) HTML5
7 354 (33.71%) Redux
8 323 (30.76%) Sass
9 263 (25.05%) CSS3
10 153 (14.57%) Spring
11 136 (12.95%) REST
12 125 (11.90%) Twitter Bootstrap
13 116 (11.05%) Express
14 113 (10.76%) RESTful
15 110 (10.48%) Jest
16 106 (10.10%) Spring Boot
17 85 (8.10%) LESS
18 83 (7.90%) Angular 2
19 77 (7.33%) GraphQL
19 77 (7.33%) Vue.js
Miscellaneous
1 191 (18.19%) User Experience
2 140 (13.33%) Greenfield Project
3 54 (5.14%) Mobile App
4 26 (2.48%) Enterprise Software
5 22 (2.10%) Data Structures
6 20 (1.90%) Algorithms
7 18 (1.71%) Data Protection Act
8 15 (1.43%) NHS
8 15 (1.43%) Virtual Team
9 14 (1.33%) Social Media
10 13 (1.24%) Analytical Skills
11 11 (1.05%) Credit Risk
12 8 (0.76%) Derivative
13 6 (0.57%) Blog
13 6 (0.57%) Self-Motivation
13 6 (0.57%) Video\Live Streaming
13 6 (0.57%) W3C
14 5 (0.48%) Public Cloud
15 4 (0.38%) Foreign Exchange (FX)
15 4 (0.38%) Management Information System
Operating Systems
1 54 (5.14%) Linux
2 29 (2.76%) Unix
3 16 (1.52%) Apple iOS
4 11 (1.05%) Android
5 9 (0.86%) Windows
6 3 (0.29%) Ubuntu
7 2 (0.19%) Debian
7 2 (0.19%) Red Hat Enterprise Linux
7 2 (0.19%) Windows Server
8 1 (0.095%) Mac OS X
8 1 (0.095%) VMS
Processes & Methodologies
1 597 (56.86%) Agile Software Development
2 348 (33.14%) Front End Development
3 316 (30.10%) TDD
4 193 (18.38%) Microservices
5 167 (15.90%) Scrum
6 149 (14.19%) Test Automation
7 142 (13.52%) BDD
8 136 (12.95%) DevOps
9 131 (12.48%) Open Source
10 121 (11.52%) OO
11 110 (10.48%) Web Development
12 102 (9.71%) Unit Testing
13 85 (8.10%) Pair Programming
14 83 (7.90%) Fintech
15 82 (7.81%) Software Engineering
16 76 (7.24%) Responsive Web Design
17 58 (5.52%) OOP
18 55 (5.24%) Continuous Delivery
18 55 (5.24%) Continuous Integration
19 54 (5.14%) SDLC
Programming Languages
1 947 (90.19%) JavaScript
2 336 (32.00%) TypeScript
3 229 (21.81%) Java
4 146 (13.90%) ES7
5 130 (12.38%) Java 8
6 73 (6.95%) SQL
7 55 (5.24%) Python
8 54 (5.14%) C#
9 34 (3.24%) Bash Shell
10 32 (3.05%) PHP
11 20 (1.90%) Ruby
12 18 (1.71%) Go
13 17 (1.62%) Scala
14 12 (1.14%) JSX
15 9 (0.86%) ES8
16 8 (0.76%) PHP 7
17 6 (0.57%) PowerShell
18 5 (0.48%) Haskell
18 5 (0.48%) OCaml
19 4 (0.38%) Objective-C
Qualifications
1 57 (5.43%) Security Cleared
2 31 (2.95%) SC Cleared
3 21 (2.00%) BPSS Clearance
4 19 (1.81%) Degree
5 8 (0.76%) Computer Science Degree
6 6 (0.57%) DBS Check
7 4 (0.38%) BC Cleared
8 3 (0.29%) CHECK Team Member
8 3 (0.29%) Master's Degree
9 2 (0.19%) Numerate Degree
10 1 (0.095%) CTC Cleared
10 1 (0.095%) DV Cleared
10 1 (0.095%) ISTQB
10 1 (0.095%) ISTQB Foundation Certification
Quality Assurance & Compliance
1 37 (3.52%) QA
2 10 (0.95%) Disclosure Scotland
3 9 (0.86%) WCAG
4 1 (0.095%) PMO
4 1 (0.095%) WAI
System Software
1 181 (17.24%) Docker
2 2 (0.19%) Active Directory
2 2 (0.19%) Virtual Machines
3 1 (0.095%) Apache ZooKeeper
3 1 (0.095%) etcd
3 1 (0.095%) Varnish
3 1 (0.095%) Virtual Servers
3 1 (0.095%) VirtualBox
Systems Management
1 87 (8.29%) Kubernetes
2 48 (4.57%) Ansible
3 31 (2.95%) Terraform
4 25 (2.38%) Puppet
5 19 (1.81%) Docker Swarm
6 12 (1.14%) Grafana
7 8 (0.76%) Marathon
7 8 (0.76%) Mesos
8 3 (0.29%) Kibana
9 2 (0.19%) logstash
9 2 (0.19%) Single Sign-On
9 2 (0.19%) Sysdig
10 1 (0.095%) Consul
10 1 (0.095%) Pingdom
10 1 (0.095%) Rsyslog
Vendors
1 28 (2.67%) Atlassian
2 27 (2.57%) Adobe
3 20 (1.90%) Google
4 16 (1.52%) Cypress Semiconductor
5 12 (1.14%) Sitecore
6 11 (1.05%) Twitter
7 9 (0.86%) Microsoft
8 8 (0.76%) Oracle
9 7 (0.67%) Optimizely
10 6 (0.57%) New Relic
11 5 (0.48%) Xamarin
12 4 (0.38%) ForgeRock
12 4 (0.38%) Splunk
13 3 (0.29%) Facebook
13 3 (0.29%) WooCommerce
13 3 (0.29%) Zend
14 2 (0.19%) Blue Coat
14 2 (0.19%) F5
14 2 (0.19%) hybris
14 2 (0.19%) ServiceNow