Period
to 22 February 2018

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 22 February 2018 with a comparison to the same period in the previous 2 years.

ECMAScript 2015 (JavaScript ES2015, ES6)
England > London
6 months to
22 Feb 2018
Same period 2017 Same period 2016
Rank 250 338 738
Rank change year-on-year +88 +400 +169
Permanent jobs citing ES6 926 662 162
As % of all permanent IT jobs advertised in London 1.32% 0.95% 0.19%
As % of the Programming Languages category 2.38% 1.73% 0.35%
Number of salaries quoted 814 594 142
London median annual salary £65,000 £65,000 £61,250
Median salary % change year-on-year - +6.12% +6.52%
10th Percentile £42,500 £42,500 £38,750
90th Percentile £90,000 £85,000 £82,250
England median annual salary £60,000 £60,000 £57,500
% change year-on-year - +4.35% +69.12%

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 38,873 38,216 46,242
As % of all permanent IT jobs advertised in London 55.44% 54.66% 54.11%
Number of salaries quoted 32,494 33,304 40,261
London median annual salary £60,000 £57,500 £55,000
Median salary % change year-on-year +4.35% +4.55% -
10th Percentile £37,500 £35,000 £34,750
90th Percentile £90,000 £87,500 £85,000
England median annual salary £50,000 £47,500 £46,000
% change year-on-year +5.26% +3.26% +2.22%

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 22 February 2018.

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 22 February 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
Permanent
IT Job Ads
Median Salary
Past 6 Months
Median Salary
% Change
on Same Period
Last Year
Live
Job
Vacancies
Central London +92 184 £68,750 +1.85% 44
West London +29 26 £57,500 +4.55% 18
North London +3 7 £100,000 +66.67% 1
South London +4 6 £55,000 -15.38% 3
ES6
England

For the 6 months to 22 February 2018, IT 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 permanent job ads across the London region with a requirement for ES6.

1 810 (87.47%) JavaScript
2 551 (59.50%) CSS
3 517 (55.83%) Node.js
4 513 (55.40%) HTML
5 511 (55.18%) React
6 453 (48.92%) Agile Software Development
7 420 (45.36%) AngularJS
8 400 (43.20%) Front End Development
9 371 (40.06%) HTML5
10 325 (35.10%) TDD
11 304 (32.83%) Redux
12 284 (30.67%) CSS3
13 267 (28.83%) Git (software)
13 267 (28.83%) webpack
14 251 (27.11%) Sass
15 214 (23.11%) Finance
16 208 (22.46%) Amazon AWS
17 200 (21.60%) Java
18 184 (19.87%) Docker
19 182 (19.65%) gulp
20 181 (19.55%) BDD
21 178 (19.22%) User Experience
22 176 (19.01%) SQL
23 171 (18.47%) REST
24 169 (18.25%) TypeScript
24 169 (18.25%) Test Automation
25 160 (17.28%) NoSQL
26 158 (17.06%) ES7
27 144 (15.55%) Web Development
28 143 (15.44%) Grunt

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 93 (10.04%) Elasticsearch
2 32 (3.46%) Ethereum
3 23 (2.48%) nginx
4 17 (1.84%) CMS
5 16 (1.73%) Tomcat
6 15 (1.62%) Drupal
7 14 (1.51%) Apache Spark
8 13 (1.40%) Confluence
8 13 (1.40%) Mule
9 11 (1.19%) Apache
9 11 (1.19%) Cloud Foundry
10 10 (1.08%) WordPress
11 6 (0.65%) Sitecore CMS
11 6 (0.65%) Skype for Business
12 5 (0.54%) Jetty
12 5 (0.54%) Umbraco
13 4 (0.43%) Adobe Experience Manager
13 4 (0.43%) EPiServer
13 4 (0.43%) WebSphere
14 3 (0.32%) Apache Pig
Applications
1 30 (3.24%) Photoshop
2 2 (0.22%) Adobe Illustrator
Business Applications
1 27 (2.92%) Distributed Ledger
2 2 (0.22%) R3 Corda
Cloud Services
1 208 (22.46%) Amazon AWS
2 99 (10.69%) npm
3 91 (9.83%) Microsoft Azure
4 76 (8.21%) GitHub
5 56 (6.05%) Cloud Computing
6 51 (5.51%) Amazon S3
7 45 (4.86%) Serverless
8 32 (3.46%) Amazon EC2
8 32 (3.46%) SaaS
9 23 (2.48%) Yarn
10 15 (1.62%) Slack
11 14 (1.51%) Google Cloud Platform
11 14 (1.51%) IaaS
12 13 (1.40%) Google Play
13 11 (1.19%) PaaS
14 10 (1.08%) CloudFront
14 10 (1.08%) TestFlight
15 9 (0.97%) AWS Lambda
16 5 (0.54%) Heroku
17 4 (0.43%) MailChimp
Communications & Networking
1 83 (8.96%) HTTP
2 12 (1.30%) Internet
3 5 (0.54%) SMS
4 4 (0.43%) Skype
5 2 (0.22%) DNS
5 2 (0.22%) SSL
6 1 (0.11%) DSL
6 1 (0.11%) Firewall
Database & Business Intelligence
1 160 (17.28%) NoSQL
2 128 (13.82%) MySQL
3 109 (11.77%) PostgreSQL
4 106 (11.45%) MongoDB
5 93 (10.04%) Redis
6 54 (5.83%) Blockchain
7 53 (5.72%) Amazon DynamoDB
8 34 (3.67%) Neo4j
8 34 (3.67%) Relational Database
9 33 (3.56%) Big Data
10 28 (3.02%) Apache Cassandra
11 21 (2.27%) Hadoop
12 19 (2.05%) RethinkDB
13 14 (1.51%) JanusGraph
13 14 (1.51%) SQL Server
14 8 (0.86%) Amazon Redshift
14 8 (0.86%) Couchbase
15 6 (0.65%) CouchDB
16 5 (0.54%) Presto
17 4 (0.43%) Kdb+
Development Applications
1 267 (28.83%) Git (software)
1 267 (28.83%) webpack
2 182 (19.65%) gulp
3 143 (15.44%) Grunt
4 126 (13.61%) Mocha
5 120 (12.96%) Jenkins
6 107 (11.56%) Babel
7 96 (10.37%) Jasmine
8 64 (6.91%) Selenium
9 57 (6.16%) Karma Test Runner
10 47 (5.08%) JUnit
11 43 (4.64%) TeamCity
12 42 (4.54%) Cucumber
13 39 (4.21%) Maven
14 33 (3.56%) JIRA
15 26 (2.81%) PostCSS
16 23 (2.48%) Protractor
17 22 (2.38%) Appium
18 19 (2.05%) CircleCI
18 19 (2.05%) SonarQube
General
1 214 (23.11%) Finance
2 94 (10.15%) Banking
3 82 (8.86%) Retail
4 60 (6.48%) Telecoms
5 50 (5.40%) Marketing
6 40 (4.32%) Advertising
7 32 (3.46%) Games
8 18 (1.94%) Electronics
8 18 (1.94%) Manufacturing
9 16 (1.73%) Financial Institution
10 15 (1.62%) Publishing
11 14 (1.51%) Law
12 13 (1.40%) Legal
13 10 (1.08%) Front Office
14 9 (0.97%) Investment Banking
15 6 (0.65%) Automotive
15 6 (0.65%) Back Office
16 5 (0.54%) Multimedia
16 5 (0.54%) Retail Banking
17 2 (0.22%) French Language
Job Titles
1 731 (78.94%) Developer
2 307 (33.15%) Front End Developer (Client-Side Developer)
3 240 (25.92%) JavaScript Developer
4 202 (21.81%) Senior Developer
5 175 (18.90%) React Developer
6 120 (12.96%) Node.js Developer
7 86 (9.29%) Full Stack Developer
8 81 (8.75%) Lead Developer
9 70 (7.56%) Angular Developer
10 62 (6.70%) Senior Front-End Developer
11 55 (5.94%) Senior JavaScript Developer
12 47 (5.08%) JavaScript Engineer
13 44 (4.75%) HTML Developer
14 37 (4.00%) Senior React Developer
15 34 (3.67%) Java Developer
16 32 (3.46%) UI Developer
17 31 (3.35%) AWS Developer
18 30 (3.24%) Web Developer
19 29 (3.13%) Blockchain Developer
19 29 (3.13%) Software Engineer
Libraries, Frameworks & Software Standards
1 551 (59.50%) CSS
2 517 (55.83%) Node.js
3 513 (55.40%) HTML
4 511 (55.18%) React
5 420 (45.36%) AngularJS
6 371 (40.06%) HTML5
7 304 (32.83%) Redux
8 284 (30.67%) CSS3
9 251 (27.11%) Sass
10 171 (18.47%) REST
11 135 (14.58%) RESTful
12 126 (13.61%) jQuery
13 111 (11.99%) React Native
14 82 (8.86%) Vue (Vue.js)
15 80 (8.64%) Express
15 80 (8.64%) LESS
16 79 (8.53%) .NET
17 73 (7.88%) Backbone.js
17 73 (7.88%) Spring
18 71 (7.67%) Web Services
Miscellaneous
1 178 (19.22%) User Experience
2 113 (12.20%) Greenfield Project
3 96 (10.37%) Mobile App
4 90 (9.72%) Fintech
5 61 (6.59%) Computer Science
6 41 (4.43%) Analytical Skills
7 35 (3.78%) Data Structures
8 33 (3.56%) Bitcoin
9 29 (3.13%) Algorithms
10 15 (1.62%) Foreign Exchange (FX)
11 14 (1.51%) Social Media
11 14 (1.51%) W3C
12 12 (1.30%) Graphic Design
13 11 (1.19%) Linux Command Line
14 9 (0.97%) Enterprise Software
14 9 (0.97%) Video\Live Streaming
15 8 (0.86%) Online Games
16 6 (0.65%) Cloud Native
16 6 (0.65%) Derivative
17 5 (0.54%) Animation
Operating Systems
1 96 (10.37%) Linux
2 61 (6.59%) Android
3 57 (6.16%) Apple iOS
4 43 (4.64%) Unix
5 20 (2.16%) VMS
6 9 (0.97%) Windows
7 4 (0.43%) CentOS
7 4 (0.43%) Mac OS
8 1 (0.11%) Red Hat Enterprise Linux
Processes & Methodologies
1 453 (48.92%) Agile Software Development
2 400 (43.20%) Front End Development
3 325 (35.10%) TDD
4 181 (19.55%) BDD
5 169 (18.25%) Test Automation
6 144 (15.55%) Web Development
7 134 (14.47%) OO
8 118 (12.74%) Scrum
9 117 (12.63%) Microservices
10 109 (11.77%) Continuous Integration
11 90 (9.72%) Unit Testing
12 89 (9.61%) E-Commerce
13 84 (9.07%) Software Engineering
14 79 (8.53%) DevOps
15 67 (7.24%) Responsive Web Design
16 65 (7.02%) Open Source
17 59 (6.37%) Kanban
18 58 (6.26%) Analytics
19 50 (5.40%) API Development
19 50 (5.40%) MVC
Programming Languages
1 810 (87.47%) JavaScript
2 200 (21.60%) Java
3 176 (19.01%) SQL
4 169 (18.25%) TypeScript
5 158 (17.06%) ES7
6 86 (9.29%) Python
7 80 (8.64%) PHP
8 57 (6.16%) C#
9 47 (5.08%) Ruby
10 43 (4.64%) GraphQL
11 37 (4.00%) Scala
12 26 (2.81%) Objective-C
13 23 (2.48%) Solidity
14 18 (1.94%) Bash Shell
15 13 (1.40%) Apple Swift
15 13 (1.40%) Clojure
15 13 (1.40%) Go
16 11 (1.19%) ES8
16 11 (1.19%) PHP 7
17 8 (0.86%) JSX
Qualifications
1 80 (8.64%) Degree
2 29 (3.13%) Computer Science Degree
3 10 (1.08%) MBA
4 4 (0.43%) SC Cleared
4 4 (0.43%) Security Cleared
5 1 (0.11%) Numerate Degree
5 1 (0.11%) PhD
5 1 (0.11%) PMI Certification
5 1 (0.11%) PMP
Quality Assurance & Compliance
1 64 (6.91%) QA
2 9 (0.97%) WCAG
3 6 (0.65%) WAI
4 4 (0.43%) Disclosure Scotland
5 3 (0.32%) GDPR
6 2 (0.22%) ISO/IEC 27001
6 2 (0.22%) MiFID
7 1 (0.11%) Data Quality
7 1 (0.11%) PCI DSS
System Software
1 184 (19.87%) Docker
2 21 (2.27%) Virtual Machines
3 3 (0.32%) Apache Flume
4 2 (0.22%) Apache ZooKeeper
4 2 (0.22%) Cygwin
Systems Management
1 61 (6.59%) Kubernetes
2 21 (2.27%) Terraform
3 19 (2.05%) Kibana
4 18 (1.94%) Docker Swarm
4 18 (1.94%) logstash
5 17 (1.84%) Packer
6 7 (0.76%) Mesos
6 7 (0.76%) Puppet
7 4 (0.43%) Ansible
8 3 (0.32%) Grafana
8 3 (0.32%) Graphite
8 3 (0.32%) Hadoop YARN
8 3 (0.32%) HAProxy
8 3 (0.32%) Nagios
9 2 (0.22%) Opscode Chef
10 1 (0.11%) Rancher
10 1 (0.11%) ZABBIX
Vendors
1 41 (4.43%) Google
2 31 (3.35%) Microsoft
3 17 (1.84%) Apple
3 17 (1.84%) SAP
4 14 (1.51%) Splunk
5 12 (1.30%) AppDynamics
5 12 (1.30%) Facebook
6 7 (0.76%) Adobe
6 7 (0.76%) Oracle
7 6 (0.65%) Sitecore
8 5 (0.54%) Capita
8 5 (0.54%) EXASOL
8 5 (0.54%) WorldPay
8 5 (0.54%) Zend
9 4 (0.43%) PayPal
9 4 (0.43%) Twitter
10 3 (0.32%) Sony
10 3 (0.32%) Tableau
11 2 (0.22%) Reuters
11 2 (0.22%) Sun