Period
to 22 May 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 22 May 2019 with a comparison to the same period in the previous 2 years.

ECMAScript 2017 (JavaScript ES2017, ES8)
UK
6 months to
22 May 2019
Same period 2018 Same period 2017
Rank 1032 1172 1176
Rank change year-on-year +140 +4 -
Permanent jobs citing ES8 50 34 3
As % of all permanent IT jobs advertised in the UK 0.035% 0.020% 0.002%
As % of the Programming Languages category 0.064% 0.035% 0.003%
Number of salaries quoted 35 33 2
UK median annual salary £45,000 £45,000 £72,500
Median salary % change year-on-year - -37.93% -
10th Percentile £33,300 £34,000 £68,000
90th Percentile £48,750 £69,000 £77,000
UK excluding London median annual salary £42,500 £42,500 -

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 78,256 96,180 93,064
As % of all permanent IT jobs advertised in the UK 54.23% 56.01% 55.07%
Number of salaries quoted 64,001 80,276 79,066
UK median annual salary £52,500 £50,000 £47,500
Median salary % change year-on-year +5.00% +5.26% +2.37%
10th Percentile £31,250 £30,000 £28,750
90th Percentile £85,000 £80,000 £76,250
UK excluding London median annual salary £45,000 £45,000 £42,000
% change year-on-year - +7.14% +5.00%

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 22 May 2019.

Salary histogram for ES8 in the UK

ES8
Top 11 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 22 May 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 +113 50 £45,000 - 3
UK excluding London +79 32 £42,500 - 3
North of England +63 22 £42,500 +13.33%
London +77 18 £56,250 -
North West +35 15 £40,000 +6.67%
Yorkshire - 7 £42,500 -
East of England - 5 £45,139 - 1
Midlands +21 4 £40,000 +3.23% 2
West Midlands +23 3 £40,000 -5.88%
South East +28 1 £40,000 -11.11%
East Midlands +27 1 - - 2

For the 6 months to 22 May 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 39 (78.00%) ES6
1 39 (78.00%) ES7
2 37 (74.00%) JavaScript
2 37 (74.00%) React
3 30 (60.00%) Sass
3 30 (60.00%) CSS
4 27 (54.00%) Redux
5 26 (52.00%) Agile Software Development
6 25 (50.00%) Node.js
7 23 (46.00%) HTML
8 22 (44.00%) AngularJS
9 20 (40.00%) webpack
10 18 (36.00%) CSS3
11 17 (34.00%) HTML5
11 17 (34.00%) Vue.js
12 16 (32.00%) Front End Development
12 16 (32.00%) TDD
13 14 (28.00%) Express
14 13 (26.00%) TypeScript
14 13 (26.00%) Git (software)
14 13 (26.00%) Scrum
15 12 (24.00%) JIRA
16 10 (20.00%) Mocha
16 10 (20.00%) KnockoutJS
16 10 (20.00%) Docker
17 9 (18.00%) Grunt
17 9 (18.00%) Twitter Bootstrap
17 9 (18.00%) User Experience
17 9 (18.00%) Machine Learning
17 9 (18.00%) LESS

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 6 (12.00%) Confluence
2 5 (10.00%) OpenStack
3 1 (2.00%) Elasticsearch
3 1 (2.00%) Ethereum
3 1 (2.00%) Hyperledger
3 1 (2.00%) Umbraco
3 1 (2.00%) WordPress
Business Applications
1 1 (2.00%) Distributed Ledger
Cloud Services
1 8 (16.00%) Amazon AWS
2 2 (4.00%) Microsoft Azure
3 1 (2.00%) Algolia
3 1 (2.00%) AWS Lambda
3 1 (2.00%) Catchpoint
3 1 (2.00%) Datadog
3 1 (2.00%) DigitalOcean
3 1 (2.00%) GitHub
3 1 (2.00%) Logentries
3 1 (2.00%) npm
3 1 (2.00%) SaaS
3 1 (2.00%) Serverless
3 1 (2.00%) Yarn
Communications & Networking
1 6 (12.00%) HTTP
Database & Business Intelligence
1 8 (16.00%) MySQL
1 8 (16.00%) Redis
2 6 (12.00%) Amazon DynamoDB
2 6 (12.00%) PostgreSQL
3 1 (2.00%) Amazon Redshift
3 1 (2.00%) Blockchain
3 1 (2.00%) Event Store
3 1 (2.00%) MongoDB
3 1 (2.00%) NoSQL
3 1 (2.00%) RDBMS
3 1 (2.00%) Relational Database
Development Applications
1 20 (40.00%) webpack
2 13 (26.00%) Git (software)
3 12 (24.00%) JIRA
4 10 (20.00%) Mocha
5 9 (18.00%) Grunt
6 8 (16.00%) Jasmine
7 6 (12.00%) Babel
7 6 (12.00%) Cucumber
7 6 (12.00%) Jenkins
7 6 (12.00%) WebDriver
8 2 (4.00%) git-flow
8 2 (4.00%) PostCSS
9 1 (2.00%) GitLab
9 1 (2.00%) gulp
9 1 (2.00%) Selenium
9 1 (2.00%) Visual Studio Team System
General
1 9 (18.00%) Finance
2 8 (16.00%) Banking
3 7 (14.00%) Retail
4 1 (2.00%) Automotive
4 1 (2.00%) Hindi Language
4 1 (2.00%) Legal
4 1 (2.00%) Marketing
4 1 (2.00%) Punjabi Language
4 1 (2.00%) Urdu Language
Job Titles
1 42 (84.00%) Developer
2 30 (60.00%) React Developer
3 18 (36.00%) Front End Developer (Client-Side Developer)
4 11 (22.00%) Senior Developer
5 7 (14.00%) JavaScript Developer
6 6 (12.00%) Development Engineer
6 6 (12.00%) Software Development Engineer
6 6 (12.00%) Software Engineer
6 6 (12.00%) UI Engineer
7 5 (10.00%) Senior Web Developer
7 5 (10.00%) Web Developer
8 3 (6.00%) Junior
8 3 (6.00%) Junior Developer
8 3 (6.00%) Junior Front End Developer (Client-Side Developer)
8 3 (6.00%) Senior Front-End Developer
8 3 (6.00%) Senior React Developer
9 2 (4.00%) Full Stack Developer
10 1 (2.00%) Senior Full Stack Developer
10 1 (2.00%) Senior JavaScript Developer
10 1 (2.00%) WordPress Developer
Libraries, Frameworks & Software Standards
1 37 (74.00%) React
2 30 (60.00%) CSS
2 30 (60.00%) Sass
3 27 (54.00%) Redux
4 25 (50.00%) Node.js
5 23 (46.00%) HTML
6 22 (44.00%) AngularJS
7 18 (36.00%) CSS3
8 17 (34.00%) HTML5
8 17 (34.00%) Vue.js
9 14 (28.00%) Express
10 10 (20.00%) KnockoutJS
11 9 (18.00%) LESS
11 9 (18.00%) Twitter Bootstrap
12 8 (16.00%) Ajax
12 8 (16.00%) Chai
12 8 (16.00%) Semantic UI
13 7 (14.00%) REST
13 7 (14.00%) RESTful
14 6 (12.00%) Kafka
Miscellaneous
1 9 (18.00%) User Experience
2 8 (16.00%) Social Network
3 5 (10.00%) Private Cloud
4 1 (2.00%) Cloud Native
4 1 (2.00%) Fintech
4 1 (2.00%) Greenfield Project
Operating Systems
1 2 (4.00%) Linux
Processes & Methodologies
1 26 (52.00%) Agile Software Development
2 16 (32.00%) Front End Development
2 16 (32.00%) TDD
3 13 (26.00%) Scrum
4 9 (18.00%) Machine Learning
5 8 (16.00%) Asset Management
5 8 (16.00%) Continuous Improvement
5 8 (16.00%) Responsive Web Design
5 8 (16.00%) Robotic Automation
5 8 (16.00%) Robotic Process Automation
6 7 (14.00%) Microservices
7 6 (12.00%) API Testing
7 6 (12.00%) Burndown Charts
7 6 (12.00%) Planning Poker
7 6 (12.00%) Scrum-ban
7 6 (12.00%) Sprint Planning
7 6 (12.00%) Web Development
8 5 (10.00%) Informatics
8 5 (10.00%) Mathematics
8 5 (10.00%) Physics
Programming Languages
1 39 (78.00%) ES6
1 39 (78.00%) ES7
2 37 (74.00%) JavaScript
3 13 (26.00%) TypeScript
4 8 (16.00%) PHP
5 1 (2.00%) C#
5 1 (2.00%) Java
Qualifications
1 5 (10.00%) Computer Science Degree
1 5 (10.00%) Degree
Quality Assurance & Compliance
1 2 (4.00%) QA
2 1 (2.00%) GDPR
2 1 (2.00%) SLA
System Software
1 10 (20.00%) Docker
Systems Management
1 6 (12.00%) Marathon
1 6 (12.00%) Mesos
2 1 (2.00%) Kubernetes
2 1 (2.00%) Terraform
Vendors
1 1 (2.00%) Microsoft
1 1 (2.00%) PubNub
1 1 (2.00%) Snowplow