Period
to 29 March 2020

The following table provides summary statistics for permanent job vacancies with a requirement for ES8 skills. Included is a benchmarking guide to the salaries offered in vacancies that have cited ES8 over the 6 months to 29 March 2020 with a comparison to the same period in the previous 2 years.

ECMAScript 2017 (JavaScript ES2017, ES8)
UK
6 months to
29 Mar 2020
Same period 2019 Same period 2018
Rank 955 1088 1189
Rank change year-on-year +133 +101 +16
Permanent jobs citing ES8 25 33 28
As % of all permanent jobs advertised in the UK 0.021% 0.022% 0.016%
As % of the Programming Languages category 0.039% 0.040% 0.028%
Number of salaries quoted 32 32 25
Median annual salary £55,000 £45,000 £50,000
Median salary % change year-on-year +22.22% -10.00% -31.03%
10th Percentile £32,625 £36,375 £34,250
90th Percentile £77,500 £48,750 £76,000
UK excluding London median annual salary £50,750 £42,500 £38,750
% change year-on-year +19.41% +9.68% -

ES8 is in the Programming Languages category. The following table is for comparison with the above and provides summary statistics for all permanent job vacancies with a requirement for coding skills.

All Programming Languages
UK
Permanent vacancies with a requirement for coding skills 64,535 81,690 98,592
As % of all permanent IT jobs advertised in the UK 54.36% 54.73% 55.98%
Number of salaries quoted 53,185 67,328 83,190
Median annual salary £53,000 £52,500 £50,000
Median salary % change year-on-year +0.95% +5.00% +5.26%
10th Percentile £32,500 £31,250 £30,000
90th Percentile £87,500 £85,000 £78,750
UK excluding London median annual salary £45,000 £45,000 £43,500
% change year-on-year - +3.45% +2.35%

ES8
Job Vacancy Trend

Job postings citing ES8 as a proportion of all IT jobs advertised.

Job vacancy trend for ES8 in the UK

ES8
Salary Trend

3-month moving average salary quoted in jobs citing ES8.

Salary trend for ES8 in the UK

ES8
Salary Histogram

Salary distribution for jobs citing ES8 over the 6 months to 29 March 2020.

Salary histogram for ES8 in the UK

ES8
Top 9 Job Locations

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing ES8 within the UK over the 6 months to 29 March 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
England +100 23 £57,500 +27.78% 7
London +91 13 £55,000 +15.79% 5
UK excluding London +70 12 £50,750 +19.41% 3
Midlands +52 8 £60,000 +50.00%
West Midlands +50 8 £60,000 +50.00%
Work from Home +20 7 £55,000 +15.79% 1
North of England +60 2 £32,297 -24.01% 2
North West +49 2 £32,297 -32.01% 1
Scotland - 2 £31,500 - 1

For the 6 months to 29 March 2020, IT jobs citing ES8 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 with a requirement for ES8.

1 20 (80.00%) JavaScript
2 16 (64.00%) HTML
2 16 (64.00%) CSS
2 16 (64.00%) ES7
3 14 (56.00%) User Experience
3 14 (56.00%) ES6
3 14 (56.00%) Front End Development
4 12 (48.00%) Azure
5 11 (44.00%) Node.js
6 10 (40.00%) Mobile App
6 10 (40.00%) HTML5
6 10 (40.00%) Git (software)
6 10 (40.00%) Agile Software Development
6 10 (40.00%) TDD
7 9 (36.00%) Redux
7 9 (36.00%) TypeScript
8 8 (32.00%) Docker
8 8 (32.00%) npm
9 7 (28.00%) GCP
9 7 (28.00%) React
9 7 (28.00%) Software Engineering
9 7 (28.00%) Google
9 7 (28.00%) AWS
9 7 (28.00%) CSS3
10 6 (24.00%) Express
10 6 (24.00%) C#
10 6 (24.00%) webpack
10 6 (24.00%) gulp
10 6 (24.00%) Fintech
11 5 (20.00%) React Native

ES8
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 2 (8.00%) CMS
1 2 (8.00%) Joomla!
1 2 (8.00%) WordPress
Cloud Services
1 12 (48.00%) Azure
2 8 (32.00%) npm
3 7 (28.00%) AWS
3 7 (28.00%) GCP
4 5 (20.00%) Azure Data Factory
5 2 (8.00%) Yarn
6 1 (4.00%) GitHub
Database & Business Intelligence
1 1 (4.00%) MongoDB
1 1 (4.00%) MySQL
1 1 (4.00%) Neo4j
1 1 (4.00%) NoSQL
1 1 (4.00%) Relational Database
Development Applications
1 10 (40.00%) Git (software)
2 6 (24.00%) gulp
2 6 (24.00%) webpack
3 5 (20.00%) Visual Studio
4 2 (8.00%) JSUnit
4 2 (8.00%) Karma Test Runner
4 2 (8.00%) Mocha
5 1 (4.00%) Cypress.io
5 1 (4.00%) GitLab
5 1 (4.00%) Robot Framework
5 1 (4.00%) Selenium
5 1 (4.00%) Subversion
General
1 2 (8.00%) Pharmaceutical
Job Titles
1 15 (60.00%) Developer
2 14 (56.00%) Front End Developer (Client-Side Developer)
3 4 (16.00%) React Developer
4 2 (8.00%) JavaScript Engineer
4 2 (8.00%) Senior Developer
4 2 (8.00%) Senior Front-End Developer
5 1 (4.00%) Agile Developer
5 1 (4.00%) Angular Developer
5 1 (4.00%) JavaScript Developer
5 1 (4.00%) Junior
5 1 (4.00%) Junior Software Engineer
5 1 (4.00%) Software Engineer
Libraries, Frameworks & Software Standards
1 16 (64.00%) CSS
1 16 (64.00%) HTML
2 11 (44.00%) Node.js
3 10 (40.00%) HTML5
4 9 (36.00%) Redux
5 7 (28.00%) CSS3
5 7 (28.00%) React
6 6 (24.00%) Express
7 5 (20.00%) Angular 2
7 5 (20.00%) AngularJS
7 5 (20.00%) Ionic Framework
7 5 (20.00%) React Native
7 5 (20.00%) Sass
8 4 (16.00%) Laravel
9 2 (8.00%) Chai
9 2 (8.00%) jQuery
9 2 (8.00%) LESS
9 2 (8.00%) RESTful
9 2 (8.00%) Twitter Bootstrap
9 2 (8.00%) Vue.js
Miscellaneous
1 14 (56.00%) User Experience
2 10 (40.00%) Mobile App
3 5 (20.00%) Greenfield Project
Processes & Methodologies
1 14 (56.00%) Front End Development
2 10 (40.00%) Agile Software Development
2 10 (40.00%) TDD
3 7 (28.00%) Software Engineering
4 6 (24.00%) Fintech
5 5 (20.00%) Continuous Integration
5 5 (20.00%) Creative Thinking
5 5 (20.00%) MVC
5 5 (20.00%) Scrum
5 5 (20.00%) Wealth Management
6 4 (16.00%) Mobile Development
6 4 (16.00%) Unit Testing
7 3 (12.00%) OO
7 3 (12.00%) Test Automation
8 2 (8.00%) BEM - Block Element Modifier
8 2 (8.00%) Continuous Improvement
8 2 (8.00%) DevOps
8 2 (8.00%) Market Research
8 2 (8.00%) Prototyping
8 2 (8.00%) Wireframes
Programming Languages
1 20 (80.00%) JavaScript
2 16 (64.00%) ES7
3 14 (56.00%) ES6
4 9 (36.00%) TypeScript
5 6 (24.00%) C#
6 5 (20.00%) SQL
7 4 (16.00%) PHP
8 1 (4.00%) Java
Quality Assurance & Compliance
1 1 (4.00%) QA
System Software
1 8 (32.00%) Docker
Systems Management
1 3 (12.00%) Kubernetes
Vendors
1 7 (28.00%) Google
2 1 (4.00%) Apple
2 1 (4.00%) Dell
2 1 (4.00%) Microsoft