Period
to 13 December 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 13 December 2017 with a comparison to the same period in the previous 2 years.

ECMAScript 2015 (ES6, ES2015)
England > London
6 months to
13 Dec 2017
Same period 2016 Same period 2015
Rank 284 388 795
Rank change year-on-year +104 +407 +109
Permanent jobs citing ES6 878 550 114
As % of all permanent IT jobs advertised in London 1.18% 0.74% 0.13%
As % of the Programming Languages category 2.15% 1.35% 0.24%
Number of salaries quoted 796 483 100
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 £83,750 £77,500
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 40820 40648 46865
As % of all permanent IT jobs advertised in London 54.99% 54.67% 53.54%
Number of salaries quoted 32682 35637 40661
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 £87,500 £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 13 December 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 13 December 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 +127 164 £65,000 +4.00% 16
West London +36 42 £57,500 +4.55% 9
North London +1 7 £100,000 +66.67% 1
East London -3 3 £60,000 +26.32% 6
ES6
England

For the 6 months to 13 December 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.

1 801 (91.23%) JavaScript
2 528 (60.14%) CSS
3 521 (59.34%) React
4 482 (54.90%) Node.js
5 474 (53.99%) HTML
6 413 (47.04%) AngularJS
7 378 (43.05%) Agile Software Development
8 369 (42.03%) Front End Development
9 360 (41.00%) HTML5
10 345 (39.29%) TDD
11 294 (33.49%) Redux
12 289 (32.92%) webpack
12 289 (32.92%) CSS3
13 273 (31.09%) Sass
14 233 (26.54%) Git (software)
15 175 (19.93%) Java
15 175 (19.93%) OO
16 173 (19.70%) Amazon AWS
17 165 (18.79%) Docker
18 164 (18.68%) User Experience
19 161 (18.34%) BDD
19 161 (18.34%) Finance
20 144 (16.40%) gulp
21 134 (15.26%) RESTful
22 131 (14.92%) Unit Testing
23 123 (14.01%) Jasmine
24 122 (13.90%) Web Development
24 122 (13.90%) Microservices
25 121 (13.78%) TypeScript
25 121 (13.78%) Babel

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 79 (9.00%) Elasticsearch
2 20 (2.28%) Apache Spark
3 19 (2.16%) CMS
4 13 (1.48%) Ethereum
5 12 (1.37%) Apache
6 11 (1.25%) nginx
7 8 (0.91%) Apache Pig
7 8 (0.91%) Tomcat
7 8 (0.91%) WebSphere
8 7 (0.80%) Hyperledger
8 7 (0.80%) Skype for Business
9 6 (0.68%) Drupal
9 6 (0.68%) WordPress
10 5 (0.57%) Jetty
11 4 (0.46%) Apache Solr
12 3 (0.34%) ColdFusion
12 3 (0.34%) EPiServer
12 3 (0.34%) Mule
12 3 (0.34%) Sitecore CMS
12 3 (0.34%) Umbraco
Applications
1 14 (1.59%) Photoshop
2 1 (0.11%) Microsoft Office
Business Applications
1 3 (0.34%) R3 Corda
Cloud Services
1 173 (19.70%) Amazon AWS
2 80 (9.11%) npm
3 72 (8.20%) Microsoft Azure
4 40 (4.56%) GitHub
5 36 (4.10%) Amazon S3
5 36 (4.10%) Serverless
6 27 (3.08%) SaaS
7 18 (2.05%) Cloud Computing
8 12 (1.37%) Google Cloud Platform
8 12 (1.37%) Google Play
9 9 (1.03%) IaaS
10 8 (0.91%) Yarn
11 7 (0.80%) AWS Lambda
11 7 (0.80%) Heroku
12 6 (0.68%) PaaS
13 5 (0.57%) Amazon EC2
14 4 (0.46%) Amazon Kinesis
15 3 (0.34%) AWS Elastic Beanstalk
15 3 (0.34%) Google Analytics
15 3 (0.34%) Slack
Communications & Networking
1 62 (7.06%) HTTP
2 24 (2.73%) Internet
3 7 (0.80%) Skype
4 3 (0.34%) SMS
5 1 (0.11%) DNS
5 1 (0.11%) DSL
5 1 (0.11%) Firewall
5 1 (0.11%) LDAP
5 1 (0.11%) SSL
Database & Business Intelligence
1 99 (11.28%) NoSQL
2 87 (9.91%) MySQL
3 74 (8.43%) MongoDB
4 69 (7.86%) Redis
5 64 (7.29%) PostgreSQL
6 46 (5.24%) Amazon DynamoDB
7 36 (4.10%) Big Data
8 26 (2.96%) Apache Cassandra
8 26 (2.96%) Hadoop
9 19 (2.16%) Couchbase
10 18 (2.05%) Neo4j
11 16 (1.82%) Blockchain
12 13 (1.48%) SQL Server
13 9 (1.03%) Amazon Redshift
14 8 (0.91%) Apache Hive
15 6 (0.68%) CouchDB
15 6 (0.68%) Relational Database
16 5 (0.57%) Presto
17 4 (0.46%) KDB
17 4 (0.46%) Kdb+
Development Applications
1 289 (32.92%) webpack
2 233 (26.54%) Git (software)
3 144 (16.40%) gulp
4 123 (14.01%) Jasmine
5 121 (13.78%) Babel
6 119 (13.55%) Grunt
6 119 (13.55%) Mocha
7 84 (9.57%) Jenkins
8 74 (8.43%) Karma Test Runner
9 54 (6.15%) Selenium
10 52 (5.92%) TeamCity
11 45 (5.13%) Cucumber
12 39 (4.44%) JUnit
13 31 (3.53%) Maven
14 28 (3.19%) PostCSS
15 21 (2.39%) JIRA
15 21 (2.39%) Protractor
16 19 (2.16%) Appium
17 18 (2.05%) JSUnit
18 16 (1.82%) Vagrant
General
1 161 (18.34%) Finance
2 84 (9.57%) Retail
3 57 (6.49%) Marketing
4 53 (6.04%) Banking
5 46 (5.24%) Games
6 26 (2.96%) Advertising
7 21 (2.39%) Financial Institution
8 20 (2.28%) Telecoms
9 14 (1.59%) Law
10 13 (1.48%) Manufacturing
11 12 (1.37%) Electronics
12 11 (1.25%) Publishing
13 9 (1.03%) Back Office
13 9 (1.03%) Front Office
14 8 (0.91%) Legal
15 7 (0.80%) Automotive
16 5 (0.57%) Retail Banking
17 4 (0.46%) Investment Banking
17 4 (0.46%) Pharmaceutical
18 2 (0.23%) French Language
Job Titles
1 661 (75.28%) Developer
2 277 (31.55%) Front End Developer (Client-Side Developer)
3 247 (28.13%) JavaScript Developer
4 194 (22.10%) Senior Developer
5 88 (10.02%) Full Stack Developer
6 86 (9.79%) Lead Developer
7 80 (9.11%) Node.js Developer
8 79 (9.00%) Angular Developer
9 68 (7.74%) Senior Front-End Developer
10 53 (6.04%) Senior JavaScript Developer
11 45 (5.13%) HTML Developer
12 39 (4.44%) UI Developer
13 38 (4.33%) JavaScript Engineer
14 32 (3.64%) Software Engineer
15 29 (3.30%) AWS Developer
15 29 (3.30%) Web Developer
16 28 (3.19%) Java Developer
17 27 (3.08%) HTML CSS Developer
18 25 (2.85%) Senior Full Stack Developer
19 20 (2.28%) Elasticsearch Developer
Libraries, Frameworks & Software Standards
1 528 (60.14%) CSS
2 521 (59.34%) React
3 482 (54.90%) Node.js
4 474 (53.99%) HTML
5 413 (47.04%) AngularJS
6 360 (41.00%) HTML5
7 294 (33.49%) Redux
8 289 (32.92%) CSS3
9 273 (31.09%) Sass
10 134 (15.26%) RESTful
11 111 (12.64%) jQuery
12 109 (12.41%) REST
13 107 (12.19%) .NET
14 98 (11.16%) Express
15 91 (10.36%) LESS
16 77 (8.77%) Backbone.js
17 76 (8.66%) Vue (Vue.js)
18 67 (7.63%) Angular 2
19 64 (7.29%) Web Services
20 63 (7.18%) Twitter Bootstrap
Miscellaneous
1 164 (18.68%) User Experience
2 115 (13.10%) Greenfield Project
3 71 (8.09%) Fintech
4 67 (7.63%) Mobile App
5 55 (6.26%) Computer Science
6 23 (2.62%) Analytical Skills
7 15 (1.71%) Data Structures
8 12 (1.37%) Algorithms
8 12 (1.37%) Social Media
9 11 (1.25%) Enterprise Software
9 11 (1.25%) Foreign Exchange (FX)
10 9 (1.03%) Virtual Team
11 8 (0.91%) Bitcoin
11 8 (0.91%) Linux Command Line
12 7 (0.80%) Derivative
12 7 (0.80%) Video\Live Streaming
13 6 (0.68%) Animation
13 6 (0.68%) Clustering
13 6 (0.68%) Online Games
14 5 (0.57%) Market Risk
Operating Systems
1 79 (9.00%) Linux
2 57 (6.49%) Android
3 56 (6.38%) Apple iOS
4 24 (2.73%) Unix
5 10 (1.14%) Windows
6 5 (0.57%) CentOS
6 5 (0.57%) Mac OS
6 5 (0.57%) Ubuntu
6 5 (0.57%) VMS
7 3 (0.34%) Debian
7 3 (0.34%) Red Hat Enterprise Linux
8 1 (0.11%) Mac OS X
Processes & Methodologies
1 378 (43.05%) Agile Software Development
2 369 (42.03%) Front End Development
3 345 (39.29%) TDD
4 175 (19.93%) OO
5 161 (18.34%) BDD
6 131 (14.92%) Unit Testing
7 122 (13.90%) Microservices
7 122 (13.90%) Web Development
8 107 (12.19%) E-Commerce
9 100 (11.39%) Software Engineering
10 98 (11.16%) Scrum
11 90 (10.25%) Test Automation
12 71 (8.09%) Continuous Integration
13 66 (7.52%) Mentoring
14 65 (7.40%) Analytics
15 64 (7.29%) Open Source
16 56 (6.38%) Responsive Web Design
17 51 (5.81%) MVC
18 47 (5.35%) BEM - Block Element Modifier
19 45 (5.13%) DevOps
Programming Languages
1 801 (91.23%) JavaScript
2 175 (19.93%) Java
3 121 (13.78%) TypeScript
4 119 (13.55%) SQL
5 78 (8.88%) Python
6 68 (7.74%) C#
7 59 (6.72%) PHP
8 57 (6.49%) ECMAScript
9 40 (4.56%) Scala
10 34 (3.87%) GraphQL
11 24 (2.73%) Ruby
12 23 (2.62%) Go
13 22 (2.51%) Bash Shell
14 16 (1.82%) Clojure
15 13 (1.48%) Objective-C
16 7 (0.80%) Groovy
16 7 (0.80%) PHP 7
17 6 (0.68%) C++
18 5 (0.57%) Solidity
19 4 (0.46%) ClojureScript
Qualifications
1 41 (4.67%) Degree
2 26 (2.96%) Computer Science Degree
3 14 (1.59%) MBA
4 4 (0.46%) SC Cleared
4 4 (0.46%) Security Cleared
5 2 (0.23%) Numerate Degree
5 2 (0.23%) PMI Certification
5 2 (0.23%) PMP
6 1 (0.11%) PhD
Quality Assurance & Compliance
1 51 (5.81%) QA
2 8 (0.91%) WCAG
3 4 (0.46%) Disclosure Scotland
3 4 (0.46%) GDPR
4 2 (0.23%) ISO/IEC 27001
4 2 (0.23%) MiFID
5 1 (0.11%) GCP
5 1 (0.11%) WAI
System Software
1 165 (18.79%) Docker
2 4 (0.46%) Virtual Machines
3 3 (0.34%) Cygwin
4 2 (0.23%) Apache Flume
4 2 (0.23%) Apache ZooKeeper
Systems Management
1 41 (4.67%) Kubernetes
2 32 (3.64%) Terraform
3 31 (3.53%) Kibana
4 30 (3.42%) logstash
5 29 (3.30%) Packer
6 10 (1.14%) Mesos
7 8 (0.91%) Ansible
7 8 (0.91%) Puppet
8 5 (0.57%) HAProxy
9 4 (0.46%) Docker Swarm
10 3 (0.34%) Hadoop YARN
11 2 (0.23%) Grafana
11 2 (0.23%) Graphite
11 2 (0.23%) Nagios
12 1 (0.11%) AirWatch
12 1 (0.11%) Opscode Chef
12 1 (0.11%) ZABBIX
Vendors
1 35 (3.99%) Google
2 16 (1.82%) Apple
3 14 (1.59%) Facebook
4 12 (1.37%) SAP
5 11 (1.25%) Microsoft
6 7 (0.80%) Twitter
6 7 (0.80%) Zend
7 6 (0.68%) Oracle
7 6 (0.68%) Sony
8 5 (0.57%) Capita
8 5 (0.57%) EXASOL
9 4 (0.46%) WorldPay
10 3 (0.34%) PayPal
10 3 (0.34%) Red Hat
10 3 (0.34%) Sitecore
10 3 (0.34%) VMware
11 2 (0.23%) Canon
11 2 (0.23%) Foundry
11 2 (0.23%) Perforce
11 2 (0.23%) Reuters