Period
to 20 October 2017

The following table provides summary statistics for permanent job vacancies advertised in London with a requirement for ES6 skills. Included is a benchmarking guide to the salaries offered in vacancies that have cited ES6 over the 6 months to 20 October 2017 with a comparison to the same period in the previous 2 years.

ECMAScript 2015 (ES6, ES2015)
England > London
6 months to
20 Oct 2017
Same period 2016 Same period 2015
Rank 272 430 824
Rank change year-on-year +158 +394 +99
Permanent jobs citing ES6 900 493 81
As % of all permanent IT jobs advertised in London 1.21% 0.64% 0.091%
As % of the Programming Languages category 2.20% 1.18% 0.17%
Number of salaries quoted 808 435 73
London median annual salary £65,000 £65,000 £62,500
Median salary % change year-on-year - +4.00% +13.64%
10th Percentile £43,750 £42,500 £36,250
90th Percentile £90,000 £87,500 £77,250
England median annual salary £60,000 £60,000 £57,500
% change year-on-year - +4.35% +4.55%

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

All Programming Languages
London
Permanent vacancies with a requirement for coding skills 40835 41906 47396
As % of all permanent IT jobs advertised in London 55.09% 54.47% 53.14%
Number of salaries quoted 32219 36882 40747
London median annual salary £60,000 £57,500 £55,000
Median salary % change year-on-year +4.35% +4.55% +4.76%
10th Percentile £36,250 £35,000 £33,750
90th Percentile £90,000 £86,250 £85,000
England median annual salary £50,000 £47,500 £45,000
% change year-on-year +5.26% +5.56% -

ES6
Job Vacancy Trend in London

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

Job vacancy trend for ES6 in London

ES6
Salary Trend in London

This chart provides the 3-month moving average for salaries quoted in permanent IT jobs citing ES6 in London.

Salary trend for ES6 in London

ES6
Salary Histogram in London

The salary distribution of IT jobs citing ES6 in London over the 6 months to 20 October 2017.

Salary histogram for ES6 in London

ES6
Job Locations in London

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing ES6 within the London region over the 6 months to 20 October 2017. 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
Permanent
IT Job Ads
Median Salary
Past 6 Months
Median Salary
% Change
on Same Period
Last Year
Live
Job
Vacancies
Central London +155 166 £67,500 +8.00% 24
West London +28 45 £57,500 +4.55% 5
North London +9 7 £100,000 +66.67%
East London -3 3 £60,000 +100.00% 5
ES6
England

For the 6 months to 20 October 2017, IT jobs citing ES6 also mentioned the following skills in order of popularity. The figures indicate the number co-occurrences and its proportion to all job ads across the London region with a requirement for ES6.

1 844 (93.78%) JavaScript
2 563 (62.56%) CSS
3 540 (60.00%) React
4 509 (56.56%) HTML
5 482 (53.56%) Node.js
6 434 (48.22%) AngularJS
7 387 (43.00%) HTML5
8 365 (40.56%) Agile Software Development
9 364 (40.44%) Front End Development
10 348 (38.67%) TDD
11 321 (35.67%) Redux
12 310 (34.44%) CSS3
13 280 (31.11%) Sass
14 267 (29.67%) webpack
15 220 (24.44%) Git (software)
16 210 (23.33%) OO
17 180 (20.00%) Amazon AWS
18 175 (19.44%) User Experience
19 159 (17.67%) Unit Testing
20 156 (17.33%) Docker
21 145 (16.11%) Java
22 144 (16.00%) Web Development
23 143 (15.89%) Finance
24 140 (15.56%) gulp
25 138 (15.33%) Jasmine
26 132 (14.67%) jQuery
27 130 (14.44%) Software Engineering
28 129 (14.33%) Babel
29 125 (13.89%) BDD
30 121 (13.44%) Mocha

ES6
Co-occurring IT Skills in London 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 62 (6.89%) Elasticsearch
2 36 (4.00%) CMS
3 25 (2.78%) Apache
4 14 (1.56%) Apache Spark
5 13 (1.44%) nginx
6 12 (1.33%) Ethereum
6 12 (1.33%) Hyperledger
7 10 (1.11%) Tomcat
8 9 (1.00%) Apache Pig
8 9 (1.00%) WebSphere
9 8 (0.89%) Drupal
9 8 (0.89%) WordPress
10 7 (0.78%) ColdFusion
10 7 (0.78%) Skype for Business
11 6 (0.67%) Confluence
12 4 (0.44%) Apache Solr
13 3 (0.33%) Jetty
13 3 (0.33%) Mongoose
13 3 (0.33%) Mule
13 3 (0.33%) Mule ESB
Applications
1 8 (0.89%) Photoshop
2 1 (0.11%) Microsoft Office
Business Applications
1 3 (0.33%) R3 Corda
Cloud Services
1 180 (20.00%) Amazon AWS
2 80 (8.89%) Microsoft Azure
3 67 (7.44%) npm
4 46 (5.11%) GitHub
5 36 (4.00%) Serverless
6 30 (3.33%) Amazon S3
7 17 (1.89%) SaaS
8 15 (1.67%) Cloud Computing
9 13 (1.44%) Heroku
10 12 (1.33%) Yarn
11 8 (0.89%) Google Cloud Platform
11 8 (0.89%) Google Play
11 8 (0.89%) IaaS
12 7 (0.78%) AWS Lambda
12 7 (0.78%) DigitalOcean
13 6 (0.67%) PaaS
14 4 (0.44%) Amazon Kinesis
14 4 (0.44%) AWS Elastic Beanstalk
15 3 (0.33%) Firebase
15 3 (0.33%) Slack
Communications & Networking
1 50 (5.56%) HTTP
2 45 (5.00%) Internet
3 9 (1.00%) DNS
4 4 (0.44%) LDAP
4 4 (0.44%) Skype
5 1 (0.11%) Broadband
5 1 (0.11%) DSL
5 1 (0.11%) Firewall
5 1 (0.11%) SSL
Database & Business Intelligence
1 84 (9.33%) NoSQL
2 75 (8.33%) MySQL
3 73 (8.11%) MongoDB
4 50 (5.56%) PostgreSQL
4 50 (5.56%) Redis
5 49 (5.44%) Amazon DynamoDB
6 39 (4.33%) Big Data
7 24 (2.67%) Blockchain
8 22 (2.44%) Apache Cassandra
8 22 (2.44%) Couchbase
9 21 (2.33%) Hadoop
10 16 (1.78%) SQL Server
11 14 (1.56%) Neo4j
12 9 (1.00%) Apache Hive
12 9 (1.00%) SQL Server 2014
13 6 (0.67%) Relational Database
14 4 (0.44%) Amazon Redshift
15 3 (0.33%) Looker
15 3 (0.33%) MariaDB
15 3 (0.33%) Qlik Sense
Development Applications
1 267 (29.67%) webpack
2 220 (24.44%) Git (software)
3 140 (15.56%) gulp
4 138 (15.33%) Jasmine
5 129 (14.33%) Babel
6 121 (13.44%) Mocha
7 98 (10.89%) Grunt
8 83 (9.22%) Karma Test Runner
9 78 (8.67%) Jenkins
10 51 (5.67%) Selenium
11 41 (4.56%) TeamCity
12 39 (4.33%) Cucumber
13 33 (3.67%) PostCSS
14 29 (3.22%) JUnit
15 28 (3.11%) Maven
16 24 (2.67%) JIRA
17 19 (2.11%) git-flow
18 17 (1.89%) Protractor
18 17 (1.89%) Vagrant
19 15 (1.67%) JSUnit
General
1 143 (15.89%) Finance
2 109 (12.11%) Retail
3 50 (5.56%) Games
4 47 (5.22%) Marketing
5 42 (4.67%) Banking
6 22 (2.44%) Financial Institution
7 20 (2.22%) Law
7 20 (2.22%) Legal
8 19 (2.11%) Telecoms
9 18 (2.00%) Front Office
9 18 (2.00%) Pharmaceutical
10 12 (1.33%) Advertising
11 10 (1.11%) Back Office
12 9 (1.00%) Investment Banking
13 8 (0.89%) Publishing
14 7 (0.78%) Retail Banking
15 4 (0.44%) Automotive
16 3 (0.33%) Electronics
16 3 (0.33%) Manufacturing
17 2 (0.22%) French Language
Job Titles
1 677 (75.22%) Developer
2 262 (29.11%) Front End Developer (Client-Side Developer)
3 257 (28.56%) JavaScript Developer
4 198 (22.00%) Senior Developer
5 96 (10.67%) Full Stack Developer
6 84 (9.33%) Angular Developer
7 77 (8.56%) Node.js Developer
8 76 (8.44%) Lead Developer
9 69 (7.67%) Senior Front-End Developer
10 46 (5.11%) Senior JavaScript Developer
11 43 (4.78%) HTML Developer
12 40 (4.44%) UI Developer
13 38 (4.22%) Web Developer
14 34 (3.78%) JavaScript Engineer
15 33 (3.67%) Web Engineer
16 30 (3.33%) Senior Full Stack Developer
17 27 (3.00%) Software Engineer
18 26 (2.89%) .NET Developer
19 25 (2.78%) Java Developer
19 25 (2.78%) PHP Developer
Libraries, Frameworks & Software Standards
1 563 (62.56%) CSS
2 540 (60.00%) React
3 509 (56.56%) HTML
4 482 (53.56%) Node.js
5 434 (48.22%) AngularJS
6 387 (43.00%) HTML5
7 321 (35.67%) Redux
8 310 (34.44%) CSS3
9 280 (31.11%) Sass
10 132 (14.67%) jQuery
11 119 (13.22%) .NET
11 119 (13.22%) LESS
12 117 (13.00%) REST
13 116 (12.89%) RESTful
14 105 (11.67%) Backbone.js
15 94 (10.44%) Express
16 83 (9.22%) JSON
17 69 (7.67%) Angular 2
18 66 (7.33%) Web Services
19 65 (7.22%) Twitter Bootstrap
Miscellaneous
1 175 (19.44%) User Experience
2 109 (12.11%) Greenfield Project
3 68 (7.56%) Computer Science
4 67 (7.44%) Mobile App
5 52 (5.78%) Fintech
6 18 (2.00%) Analytical Skills
7 16 (1.78%) Virtual Team
8 14 (1.56%) Foreign Exchange (FX)
9 12 (1.33%) Enterprise Software
9 12 (1.33%) Linux Command Line
10 10 (1.11%) Algorithms
10 10 (1.11%) Data Structures
11 9 (1.00%) Social Media
12 8 (0.89%) Animation
13 7 (0.78%) Derivative
13 7 (0.78%) RIA
14 6 (0.67%) Clustering
14 6 (0.67%) Fixed Income
15 5 (0.56%) Market Risk
16 4 (0.44%) Online Games
Operating Systems
1 76 (8.44%) Linux
2 74 (8.22%) Android
3 72 (8.00%) Apple iOS
4 12 (1.33%) Unix
5 9 (1.00%) Windows
6 7 (0.78%) Ubuntu
7 5 (0.56%) Debian
7 5 (0.56%) Mac OS
8 3 (0.33%) CentOS
8 3 (0.33%) Red Hat Enterprise Linux
9 1 (0.11%) Mac OS X
Processes & Methodologies
1 365 (40.56%) Agile Software Development
2 364 (40.44%) Front End Development
3 348 (38.67%) TDD
4 210 (23.33%) OO
5 159 (17.67%) Unit Testing
6 144 (16.00%) Web Development
7 130 (14.44%) Software Engineering
8 125 (13.89%) BDD
9 121 (13.44%) E-Commerce
10 118 (13.11%) Microservices
11 91 (10.11%) Test Automation
12 90 (10.00%) Mentoring
13 82 (9.11%) Continuous Integration
13 82 (9.11%) Scrum
14 73 (8.11%) MVC
14 73 (8.11%) Open Source
15 58 (6.44%) Analytics
16 54 (6.00%) DevOps
17 53 (5.89%) Responsive Web Design
18 49 (5.44%) Business Intelligence
Programming Languages
1 844 (93.78%) JavaScript
2 145 (16.11%) Java
3 108 (12.00%) TypeScript
4 87 (9.67%) SQL
5 83 (9.22%) C#
6 82 (9.11%) ECMAScript
7 71 (7.89%) Python
8 60 (6.67%) PHP
9 46 (5.11%) Scala
10 37 (4.11%) Go
11 26 (2.89%) GraphQL
12 17 (1.89%) Bash Shell
13 12 (1.33%) Objective-C
14 11 (1.22%) Ruby
15 9 (1.00%) Groovy
16 7 (0.78%) C++
16 7 (0.78%) Clojure
17 6 (0.67%) Apple Swift
18 5 (0.56%) JSX
18 5 (0.56%) PHP 7
Qualifications
1 54 (6.00%) Degree
2 32 (3.56%) Computer Science Degree
3 14 (1.56%) MBA
4 3 (0.33%) SC Cleared
4 3 (0.33%) Security Cleared
5 2 (0.22%) Numerate Degree
5 2 (0.22%) PMI Certification
5 2 (0.22%) PMP
6 1 (0.11%) PhD
Quality Assurance & Compliance
1 55 (6.11%) QA
2 7 (0.78%) MiFID
3 3 (0.33%) Disclosure Scotland
3 3 (0.33%) GDPR
4 2 (0.22%) ISO/IEC 27001
4 2 (0.22%) WAI
5 1 (0.11%) GCP
5 1 (0.11%) WCAG
System Software
1 156 (17.33%) Docker
2 3 (0.33%) Cygwin
3 2 (0.22%) Apache ZooKeeper
Systems Management
1 43 (4.78%) Kubernetes
2 29 (3.22%) Kibana
3 28 (3.11%) logstash
3 28 (3.11%) Packer
3 28 (3.11%) Terraform
4 16 (1.78%) Ansible
5 11 (1.22%) Mesos
6 5 (0.56%) HAProxy
7 4 (0.44%) Puppet
8 3 (0.33%) Hadoop YARN
9 2 (0.22%) AirWatch
10 1 (0.11%) ZABBIX
Vendors
1 27 (3.00%) Google
2 21 (2.33%) Microsoft
3 13 (1.44%) Facebook
4 12 (1.33%) Apple
5 9 (1.00%) Twitter
5 9 (1.00%) Xamarin
6 8 (0.89%) Oracle
7 7 (0.78%) FXall
7 7 (0.78%) Reuters
7 7 (0.78%) Zend
8 6 (0.67%) Sony
9 4 (0.44%) Appcelerator
10 3 (0.33%) Capita
10 3 (0.33%) hybris
10 3 (0.33%) Perforce
10 3 (0.33%) Red Hat
10 3 (0.33%) SAP
11 2 (0.22%) Adobe
11 2 (0.22%) Foundry
11 2 (0.22%) VMware