Period
to 13 November 2019

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 13 November 2019 with a comparison to the same period in the previous 2 years.

ECMAScript 2017 (JavaScript ES2017, ES8)
UK
6 months to
13 Nov 2019
Same period 2018 Same period 2017
Rank 1020 1110 1184
Rank change year-on-year +90 +74 -
Permanent jobs citing ES8 42 44 14
As % of all permanent IT jobs advertised in the UK 0.031% 0.027% 0.008%
As % of the Programming Languages category 0.057% 0.049% 0.014%
Number of salaries quoted 27 40 10
UK median annual salary £40,000 £43,750 £40,000
Median salary % change year-on-year -8.57% +9.38% -
10th Percentile £34,900 £35,000 £32,500
90th Percentile £77,500 £72,625 £62,500
UK excluding London median annual salary £40,000 £42,500 £35,000
% change year-on-year -5.88% +21.43% -

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 73,952 89,966 99,397
As % of all permanent IT jobs advertised in the UK 53.76% 55.24% 55.36%
Number of salaries quoted 60,929 74,943 81,793
UK median annual salary £52,500 £50,000 £49,000
Median salary % change year-on-year +5.00% +2.04% +3.16%
10th Percentile £31,250 £31,250 £29,000
90th Percentile £86,250 £83,750 £77,500
UK excluding London median annual salary £45,000 £45,000 £42,500
% change year-on-year - +5.88% +2.41%

ES8
Job Vacancy Trend

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

Job vacancy trend for ES8 in the UK

ES8
Salary Trend

This chart provides the 3-month moving average for salaries quoted in permanent IT jobs citing ES8.

Salary trend for ES8 in the UK

ES8
Salary Histogram

The salary distribution of IT jobs citing ES8 over the 6 months to 13 November 2019.

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 13 November 2019. 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 +96 42 £40,000 -5.88% 9
London +99 23 £75,000 +20.00% 9
UK excluding London +64 19 £40,000 -5.88%
North of England +42 14 £40,000 -
North West - 14 £40,000 -
Midlands +35 3 £40,750 -9.44%
South East +28 2 £47,500 +11.76%
West Midlands +13 2 £40,750 -9.44%
East Midlands - 1 - -

For the 6 months to 13 November 2019, 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 40 (95.24%) JavaScript
2 37 (88.10%) React
3 36 (85.71%) ES6
4 34 (80.95%) Agile Software Development
4 34 (80.95%) ES7
5 22 (52.38%) Redux
6 20 (47.62%) webpack
6 20 (47.62%) Git (software)
7 19 (45.24%) Node.js
8 18 (42.86%) Front End Development
9 17 (40.48%) Docker
10 15 (35.71%) Scrum
10 15 (35.71%) Microservices
11 14 (33.33%) Redis
11 14 (33.33%) TDD
11 14 (33.33%) PostgreSQL
11 14 (33.33%) Jest
12 13 (30.95%) Enzyme
12 13 (30.95%) Marathon
12 13 (30.95%) Burndown Charts
12 13 (30.95%) Sprint Planning
12 13 (30.95%) JIRA
12 13 (30.95%) Confluence
12 13 (30.95%) Planning Poker
12 13 (30.95%) Retail
12 13 (30.95%) Web Services
12 13 (30.95%) Kafka
12 13 (30.95%) Cucumber
12 13 (30.95%) Jenkins
12 13 (30.95%) Mesos

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 13 (30.95%) Confluence
2 2 (4.76%) Ethereum
Cloud Services
1 8 (19.05%) AWS
2 3 (7.14%) npm
3 1 (2.38%) AWS Lambda
3 1 (2.38%) Azure
3 1 (2.38%) Azure Data Factory
3 1 (2.38%) DigitalOcean
3 1 (2.38%) GitHub
3 1 (2.38%) SaaS
3 1 (2.38%) Serverless
Database & Business Intelligence
1 14 (33.33%) PostgreSQL
1 14 (33.33%) Redis
2 7 (16.67%) Amazon DynamoDB
3 6 (14.29%) MongoDB
4 2 (4.76%) Blockchain
5 1 (2.38%) MySQL
Development Applications
1 20 (47.62%) Git (software)
1 20 (47.62%) webpack
2 13 (30.95%) Cucumber
2 13 (30.95%) Jenkins
2 13 (30.95%) JIRA
3 8 (19.05%) Babel
4 7 (16.67%) WebDriver
5 6 (14.29%) Selenium
6 4 (9.52%) gulp
7 3 (7.14%) JSUnit
8 2 (4.76%) Subversion
9 1 (2.38%) Grunt
9 1 (2.38%) Jasmine
9 1 (2.38%) Mocha
9 1 (2.38%) Visual Studio
General
1 13 (30.95%) Retail
2 4 (9.52%) Finance
3 3 (7.14%) Pharmaceutical
4 1 (2.38%) Advertising
4 1 (2.38%) Banking
4 1 (2.38%) Hindi Language
4 1 (2.38%) Punjabi Language
4 1 (2.38%) Urdu Language
Job Titles
1 30 (71.43%) Developer
2 20 (47.62%) React Developer
3 17 (40.48%) Front End Developer (Client-Side Developer)
4 14 (33.33%) JavaScript Developer
5 10 (23.81%) Senior Developer
6 8 (19.05%) Software Engineer
7 7 (16.67%) Development Engineer
7 7 (16.67%) Software Development Engineer
7 7 (16.67%) UI Engineer
8 6 (14.29%) Developer in Test
8 6 (14.29%) Senior Software Developer
8 6 (14.29%) Software Developer
9 3 (7.14%) JavaScript Engineer
10 2 (4.76%) Senior Front-End Developer
10 2 (4.76%) Senior React Developer
11 1 (2.38%) Angular Developer
11 1 (2.38%) Full Stack Developer
11 1 (2.38%) Senior JavaScript Developer
11 1 (2.38%) Senior Software Engineer
11 1 (2.38%) Web Developer
Libraries, Frameworks & Software Standards
1 37 (88.10%) React
2 22 (52.38%) Redux
3 19 (45.24%) Node.js
4 14 (33.33%) Jest
5 13 (30.95%) Enzyme
5 13 (30.95%) Kafka
5 13 (30.95%) Web Services
6 11 (26.19%) CSS
7 9 (21.43%) HTML
8 7 (16.67%) Sass
8 7 (16.67%) WebdriverIO
9 6 (14.29%) JSON
9 6 (14.29%) RESTful
9 6 (14.29%) Spring
9 6 (14.29%) Spring Boot
9 6 (14.29%) Spring WebFlux
10 4 (9.52%) HTML5
10 4 (9.52%) Twitter Bootstrap
11 3 (7.14%) AngularJS
11 3 (7.14%) LESS
Miscellaneous
1 7 (16.67%) Algorithms
2 6 (14.29%) User Experience
3 2 (4.76%) Mobile App
4 1 (2.38%) Greenfield Project
4 1 (2.38%) Social Network
Operating Systems
1 1 (2.38%) Linux
Processes & Methodologies
1 34 (80.95%) Agile Software Development
2 18 (42.86%) Front End Development
3 15 (35.71%) Microservices
3 15 (35.71%) Scrum
4 14 (33.33%) TDD
5 13 (30.95%) Burndown Charts
5 13 (30.95%) Planning Poker
5 13 (30.95%) Sprint Planning
6 9 (21.43%) Test Automation
7 7 (16.67%) Demand Forecasting
7 7 (16.67%) Dynamic Pricing
7 7 (16.67%) Scrum-ban
8 6 (14.29%) API Testing
8 6 (14.29%) BDD
8 6 (14.29%) SDET
9 3 (7.14%) Continuous Improvement
9 3 (7.14%) Market Research
9 3 (7.14%) Software Engineering
9 3 (7.14%) Unit Testing
9 3 (7.14%) Web Development
Programming Languages
1 40 (95.24%) JavaScript
2 36 (85.71%) ES6
3 34 (80.95%) ES7
4 6 (14.29%) Java
4 6 (14.29%) Java 8
5 4 (9.52%) TypeScript
6 2 (4.76%) C#
6 2 (4.76%) SQL
7 1 (2.38%) Haskell
7 1 (2.38%) PHP
7 1 (2.38%) Ruby
Quality Assurance & Compliance
1 1 (2.38%) GDPR
1 1 (2.38%) SLA
System Software
1 17 (40.48%) Docker
Systems Management
1 13 (30.95%) Marathon
1 13 (30.95%) Mesos
2 3 (7.14%) Kubernetes
Vendors
1 2 (4.76%) Apple
2 1 (2.38%) Dell
2 1 (2.38%) Facebook
2 1 (2.38%) PagerDuty