Period
to 29 October 2020

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 29 October 2020 with a comparison to the same period in the previous 2 years.

ECMAScript 2015 (JavaScript ES2015, ES6)
England > London
6 months to
29 Oct 2020
Same period 2019 Same period 2018
Rank 276 247 250
Rank change year-on-year -29 +3 +38
Permanent jobs citing ES6 195 766 968
As % of all permanent jobs advertised in London 0.98% 1.39% 1.42%
As % of the Programming Languages category 1.60% 2.47% 2.48%
Number of salaries quoted 201 725 834
Median annual salary £65,000 £65,000 £65,000
10th Percentile £46,250 £44,250 £42,500
90th Percentile £81,250 £95,000 £90,000
England median annual salary £55,000 £60,000 £57,500
% change year-on-year -8.33% +4.35% -4.17%

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 12,183 30,963 38,987
As % of all permanent IT jobs advertised in London 61.07% 56.27% 57.31%
Number of salaries quoted 10,438 25,837 32,261
Median annual salary £70,000 £65,000 £62,500
Median salary % change year-on-year +7.69% +4.00% +4.17%
10th Percentile £45,000 £38,750 £37,500
90th Percentile £110,000 £100,000 £95,000
England median annual salary £57,500 £52,500 £50,000
% change year-on-year +9.52% +5.00% -

ES6
Job Vacancy Trend in London

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

Job vacancy trend for ES6 in London

ES6
Salary Trend in London

3-month moving average salary quoted in jobs citing ES6 in London.

Salary trend for ES6 in London

ES6
Salary Histogram in London

Salary distribution for jobs citing ES6 in London over the 6 months to 29 October 2020.

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 29 October 2020. 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 +54 51 £65,000 - 21
West London +55 5 £62,500 +4.17% 9
South London +50 1 £62,500 +38.89% 1
North London - 1 £52,500 -
ES6
England

For the 6 months to 29 October 2020, 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.

1 181 (92.82%) JavaScript
2 112 (57.44%) CSS
3 110 (56.41%) HTML
4 107 (54.87%) Node.js
5 100 (51.28%) Agile Software Development
6 92 (47.18%) AngularJS
7 91 (46.67%) React
8 80 (41.03%) TypeScript
9 78 (40.00%) Front End Development
10 74 (37.95%) HTML5
11 68 (34.87%) Docker
12 67 (34.36%) Sass
13 64 (32.82%) Redux
14 63 (32.31%) AWS
15 59 (30.26%) CSS3
16 52 (26.67%) TDD
17 50 (25.64%) webpack
18 39 (20.00%) Finance
19 35 (17.95%) Artificial Intelligence
19 35 (17.95%) RESTful
20 34 (17.44%) Kubernetes
20 34 (17.44%) Twitter Bootstrap
21 32 (16.41%) Vue.js
22 31 (15.90%) Software Engineering
23 30 (15.38%) BDD
23 30 (15.38%) LESS
24 29 (14.87%) SaaS
24 29 (14.87%) Cross-Browser Compatibility
25 28 (14.36%) Git (software)
26 27 (13.85%) Responsive Web Design

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 13 (6.67%) CMS
2 9 (4.62%) Elasticsearch
3 7 (3.59%) Apache Spark
4 4 (2.05%) WordPress
5 2 (1.03%) Confluence
6 1 (0.51%) EPiServer
6 1 (0.51%) Kentico
Applications
1 6 (3.08%) Figma
1 6 (3.08%) Zeplin
2 2 (1.03%) Photoshop
3 1 (0.51%) Adobe Illustrator
3 1 (0.51%) Chatbot
3 1 (0.51%) InVision
3 1 (0.51%) Sketch
Business Applications
1 1 (0.51%) Shopify
Cloud Services
1 63 (32.31%) AWS
2 29 (14.87%) SaaS
3 23 (11.79%) Azure
4 20 (10.26%) npm
4 20 (10.26%) Serverless
5 18 (9.23%) GitHub
6 16 (8.21%) GCP
7 14 (7.18%) AWS Lambda
8 10 (5.13%) Amazon ECS
9 8 (4.10%) Slack
10 6 (3.08%) Google Analytics
11 4 (2.05%) Azure Functions
12 2 (1.03%) Amazon CloudWatch
12 2 (1.03%) Amazon S3
12 2 (1.03%) Amazon SQS
12 2 (1.03%) AWS CodeBuild
12 2 (1.03%) Cloud Computing
12 2 (1.03%) Yarn
13 1 (0.51%) Dropbox
Communications & Networking
1 4 (2.05%) Internet
2 3 (1.54%) HTTP
3 1 (0.51%) Ethernet
3 1 (0.51%) TCP/IP
Database & Business Intelligence
1 24 (12.31%) NoSQL
2 13 (6.67%) Apache Cassandra
3 8 (4.10%) MongoDB
4 7 (3.59%) Apache Hive
4 7 (3.59%) Big Data
4 7 (3.59%) Hadoop
5 3 (1.54%) MySQL
6 2 (1.03%) Amazon RDS
6 2 (1.03%) PostgreSQL
6 2 (1.03%) Redis
6 2 (1.03%) Relational Database
6 2 (1.03%) SQL Server
Development Applications
1 50 (25.64%) webpack
2 28 (14.36%) Git (software)
3 27 (13.85%) Grunt
4 25 (12.82%) Jasmine
5 16 (8.21%) Mocha
6 13 (6.67%) Karma Test Runner
7 10 (5.13%) Babel
8 8 (4.10%) GitLab
9 7 (3.59%) Cypress.io
9 7 (3.59%) Jenkins
10 6 (3.08%) gulp
11 5 (2.56%) Gradle
11 5 (2.56%) IntelliJ
11 5 (2.56%) Maven
12 4 (2.05%) Bitbucket
12 4 (2.05%) Protractor
13 3 (1.54%) Bower
13 3 (1.54%) CircleCI
13 3 (1.54%) PhantomJS
13 3 (1.54%) Subversion
General
1 39 (20.00%) Finance
2 15 (7.69%) Games
3 14 (7.18%) Retail
4 10 (5.13%) Publishing
5 8 (4.10%) Banking
6 2 (1.03%) Front Office
6 2 (1.03%) Pharmaceutical
7 1 (0.51%) Investment Banking
7 1 (0.51%) Marketing
Job Titles
1 156 (80.00%) Developer
2 62 (31.79%) Front End Developer (Client-Side Developer)
3 49 (25.13%) Senior Developer
4 41 (21.03%) React Developer
5 28 (14.36%) JavaScript Developer
6 26 (13.33%) Senior Front-End Developer
7 23 (11.79%) Angular Developer
8 20 (10.26%) JavaScript Engineer
9 16 (8.21%) Java Developer
9 16 (8.21%) Senior React Developer
10 13 (6.67%) Scala Developer
11 12 (6.15%) Full Stack Developer
11 12 (6.15%) Node.js Developer
11 12 (6.15%) Web Developer
12 10 (5.13%) UI Developer
13 7 (3.59%) Software Developer
13 7 (3.59%) Web UI Developer
14 5 (2.56%) Web Engineer
15 4 (2.05%) .NET Developer
15 4 (2.05%) Senior UI Developer
Libraries, Frameworks & Software Standards
1 112 (57.44%) CSS
2 110 (56.41%) HTML
3 107 (54.87%) Node.js
4 92 (47.18%) AngularJS
5 91 (46.67%) React
6 74 (37.95%) HTML5
7 67 (34.36%) Sass
8 64 (32.82%) Redux
9 59 (30.26%) CSS3
10 35 (17.95%) RESTful
11 34 (17.44%) Twitter Bootstrap
12 32 (16.41%) Vue.js
13 30 (15.38%) LESS
14 27 (13.85%) Jest
15 25 (12.82%) Express
16 22 (11.28%) GraphQL
17 21 (10.77%) REST
18 13 (6.67%) Kafka
18 13 (6.67%) React Native
19 12 (6.15%) Enzyme
Miscellaneous
1 25 (12.82%) Greenfield Project
2 15 (7.69%) User Experience
3 13 (6.67%) Algorithms
4 10 (5.13%) Enterprise Software
5 7 (3.59%) Hedge funds
6 5 (2.56%) W3C
7 4 (2.05%) Social Network
8 3 (1.54%) Blog
8 3 (1.54%) Linux Command Line
8 3 (1.54%) Self-Motivation
9 2 (1.03%) Cloud Native
9 2 (1.03%) Mobile App
9 2 (1.03%) Smartphone
10 1 (0.51%) Animation
10 1 (0.51%) Augmented Reality
10 1 (0.51%) Mobile Games
10 1 (0.51%) Online Gambling
10 1 (0.51%) Social Gaming
10 1 (0.51%) Spread Betting
Operating Systems
1 3 (1.54%) Unix
2 2 (1.03%) Android
2 2 (1.03%) Apple iOS
2 2 (1.03%) Linux
Processes & Methodologies
1 100 (51.28%) Agile Software Development
2 78 (40.00%) Front End Development
3 52 (26.67%) TDD
4 35 (17.95%) Artificial Intelligence
5 31 (15.90%) Software Engineering
6 30 (15.38%) BDD
7 29 (14.87%) Cross-Browser Compatibility
8 27 (13.85%) Analytics
8 27 (13.85%) DevOps
8 27 (13.85%) Responsive Web Design
9 26 (13.33%) Test Automation
10 23 (11.79%) Microservices
10 23 (11.79%) Open Source
10 23 (11.79%) Scrum
11 21 (10.77%) OO
12 20 (10.26%) Machine Learning
13 18 (9.23%) Computer Science
13 18 (9.23%) Web Development
14 15 (7.69%) User Stories
15 13 (6.67%) Low Latency
Programming Languages
1 181 (92.82%) JavaScript
2 80 (41.03%) TypeScript
3 26 (13.33%) Python
4 24 (12.31%) ES7
5 23 (11.79%) Java
6 22 (11.28%) Scala
7 19 (9.74%) SQL
8 17 (8.72%) PHP
9 16 (8.21%) C#
10 12 (6.15%) Kotlin
11 5 (2.56%) ES8
12 3 (1.54%) Java 8
13 2 (1.03%) Bash Shell
13 2 (1.03%) Ruby
14 1 (0.51%) Perl
Qualifications
1 18 (9.23%) Degree
2 12 (6.15%) Computer Science Degree
3 2 (1.03%) SC Cleared
3 2 (1.03%) Security Cleared
Quality Assurance & Compliance
1 3 (1.54%) QA
System Software
1 68 (34.87%) Docker
Systems Management
1 34 (17.44%) Kubernetes
2 15 (7.69%) Terraform
3 13 (6.67%) Marathon
3 13 (6.67%) Mesos
4 5 (2.56%) Kibana
4 5 (2.56%) Pingdom
Vendors
1 19 (9.74%) Google
2 13 (6.67%) Facebook
3 6 (3.08%) Twitter
4 5 (2.56%) Sybase
5 1 (0.51%) Atlassian
5 1 (0.51%) BT
5 1 (0.51%) Microsoft