Period
to 20 August 2018

The following table provides summary statistics for permanent job vacancies advertised in the City of London with a requirement for Babel skills. Included is a benchmarking guide to the salaries offered in vacancies that have cited Babel over the 6 months to 20 August 2018 with a comparison to the same period in the previous 2 years.

Babel JavaScript Compiler
Central London > City of London
6 months to
20 Aug 2018
Same period 2017 Same period 2016
Rank 326 312 359
Rank change year-on-year -14 +47 -
Permanent jobs citing Babel 18 20 12
As % of all permanent IT jobs advertised in the City of London 0.16% 0.20% 0.093%
As % of the Development Applications category 0.87% 1.00% 0.53%
Number of salaries quoted 18 19 11
City of London median annual salary £62,250 £70,000 £50,000
Median salary % change year-on-year -11.07% +40.00% -
10th Percentile £47,125 £51,250 £47,500
90th Percentile £92,500 £92,500 £83,750
Central London median annual salary £55,000 £70,000 £62,500
% change year-on-year -21.43% +12.00% -

Babel is in the Development Applications category. The following table is for comparison with the above and provides summary statistics for all permanent job vacancies advertised in the City of London with a requirement for development application skills.

All Development Application Skills
City of London
Permanent vacancies with a requirement for development application skills 2,067 1,999 2,246
As % of all permanent IT jobs advertised in the City of London 18.91% 19.68% 17.46%
Number of salaries quoted 1,859 1,796 2,079
City of London median annual salary £62,500 £60,000 £57,500
Median salary % change year-on-year +4.17% +4.35% +4.55%
10th Percentile £41,250 £37,500 £37,500
90th Percentile £90,000 £86,250 £82,500
Central London median annual salary £60,000 £60,000 £57,500
% change year-on-year - +4.35% +4.55%

Babel
Job Vacancy Trend in the City of London

Job postings citing Babel as a percentage of all IT jobs advertised in the City of London.

Job vacancy trend for Babel in the City of London

Babel
Salary Trend in the City of London

This chart provides the 3-month moving average for salaries quoted in permanent IT jobs citing Babel in the City of London.

Salary trend for Babel in the City of London

Babel
Salary Histogram in the City of London

The salary distribution of IT jobs citing Babel in the City of London over the 6 months to 20 August 2018.

Salary histogram for Babel in the City of London

For the 6 months to 20 August 2018, IT jobs citing Babel 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 City of London region with a requirement for Babel.

1 17 (94.44%) JavaScript
2 16 (88.89%) webpack
3 14 (77.78%) React
4 11 (61.11%) Redux
4 11 (61.11%) CSS
5 10 (55.56%) ES6
5 10 (55.56%) Node.js
5 10 (55.56%) AngularJS
6 9 (50.00%) HTML
6 9 (50.00%) Agile Software Development
7 7 (38.89%) TDD
7 7 (38.89%) Front End Development
7 7 (38.89%) ES7
8 6 (33.33%) Java
8 6 (33.33%) E-Commerce
9 5 (27.78%) .NET
9 5 (27.78%) Sass
9 5 (27.78%) ES8
10 4 (22.22%) Karma Test Runner
10 4 (22.22%) Mocha
10 4 (22.22%) REST
10 4 (22.22%) HTML5
10 4 (22.22%) Cucumber
10 4 (22.22%) BDD
10 4 (22.22%) Vue.js
10 4 (22.22%) Web Development
10 4 (22.22%) C#
10 4 (22.22%) Selenium
10 4 (22.22%) Unit Testing
10 4 (22.22%) Git (software)

Babel
Co-occurring IT Skills in the City of 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 2 (11.11%) CMS
1 2 (11.11%) Drupal
1 2 (11.11%) SharePoint
2 1 (5.56%) Ethereum
2 1 (5.56%) Hyperledger
Applications
1 1 (5.56%) Photoshop
Business Applications
1 1 (5.56%) Distributed Ledger
Cloud Services
1 3 (16.67%) GitHub
1 3 (16.67%) Microsoft Azure
2 2 (11.11%) Amazon AWS
3 1 (5.56%) Cloud Computing
3 1 (5.56%) Google Analytics
3 1 (5.56%) Heroku
3 1 (5.56%) npm
3 1 (5.56%) Serverless
3 1 (5.56%) Slack
3 1 (5.56%) Trello
Database & Business Intelligence
1 2 (11.11%) NoSQL
1 2 (11.11%) PostgreSQL
2 1 (5.56%) Blockchain
2 1 (5.56%) Mixpanel
2 1 (5.56%) MySQL
2 1 (5.56%) Redis
Development Applications
1 16 (88.89%) webpack
2 4 (22.22%) Cucumber
2 4 (22.22%) Git (software)
2 4 (22.22%) Karma Test Runner
2 4 (22.22%) Mocha
2 4 (22.22%) Selenium
3 3 (16.67%) Jasmine
4 2 (11.11%) Grunt
4 2 (11.11%) gulp
4 2 (11.11%) Moq
4 2 (11.11%) NUnit
4 2 (11.11%) Vagrant
5 1 (5.56%) Bitbucket
5 1 (5.56%) CircleCI
5 1 (5.56%) JIRA
5 1 (5.56%) RSpec
5 1 (5.56%) Sinon.JS
General
1 3 (16.67%) Banking
2 2 (11.11%) Investment Banking
2 2 (11.11%) Legal
3 1 (5.56%) Advertising
3 1 (5.56%) Finance
3 1 (5.56%) Games
3 1 (5.56%) Telecoms
Job Titles
1 18 (100.00%) Developer
2 10 (55.56%) Senior Developer
3 6 (33.33%) JavaScript Developer
4 4 (22.22%) Front End Developer (Client-Side Developer)
5 3 (16.67%) Lead Developer
5 3 (16.67%) React Developer
5 3 (16.67%) Senior Front-End Developer
5 3 (16.67%) Senior JavaScript Developer
6 2 (11.11%) C# Developer
6 2 (11.11%) Full Stack Developer
7 1 (5.56%) .NET Developer
7 1 (5.56%) Angular Developer
7 1 (5.56%) C# .NET Developer
7 1 (5.56%) Creative Developer
7 1 (5.56%) Node.js Developer
7 1 (5.56%) Ruby Developer
7 1 (5.56%) Senior C# Developer
7 1 (5.56%) Senior React Developer
7 1 (5.56%) Senior Ruby Developer
Libraries, Frameworks & Software Standards
1 14 (77.78%) React
2 11 (61.11%) CSS
2 11 (61.11%) Redux
3 10 (55.56%) AngularJS
3 10 (55.56%) Node.js
4 9 (50.00%) HTML
5 5 (27.78%) .NET
5 5 (27.78%) Sass
6 4 (22.22%) HTML5
6 4 (22.22%) REST
6 4 (22.22%) Vue.js
7 3 (16.67%) LESS
7 3 (16.67%) RxJS
8 2 (11.11%) .NET Core
8 2 (11.11%) Backbone.js
8 2 (11.11%) CSS3
8 2 (11.11%) Enzyme
8 2 (11.11%) HTML5 Canvas
8 2 (11.11%) SOAP
8 2 (11.11%) WebGL
Miscellaneous
1 2 (11.11%) Animation
1 2 (11.11%) Enterprise Software
1 2 (11.11%) User Experience
2 1 (5.56%) Bitcoin
2 1 (5.56%) Computer Science
2 1 (5.56%) Linux Command Line
2 1 (5.56%) Mobile App
Operating Systems
1 2 (11.11%) Linux
2 1 (5.56%) Unix
Processes & Methodologies
1 9 (50.00%) Agile Software Development
2 7 (38.89%) Front End Development
2 7 (38.89%) TDD
3 6 (33.33%) E-Commerce
4 4 (22.22%) BDD
4 4 (22.22%) Unit Testing
4 4 (22.22%) Web Development
5 3 (16.67%) Continuous Integration
5 3 (16.67%) SEO
6 2 (11.11%) Business Analysis
6 2 (11.11%) Business Intelligence
6 2 (11.11%) Change Management
6 2 (11.11%) Configuration Management
6 2 (11.11%) DevOps
6 2 (11.11%) Investment Management
6 2 (11.11%) OO
6 2 (11.11%) SOA
6 2 (11.11%) Software Engineering
6 2 (11.11%) User Stories
6 2 (11.11%) Workflow
Programming Languages
1 17 (94.44%) JavaScript
2 10 (55.56%) ES6
3 7 (38.89%) ES7
4 6 (33.33%) Java
5 5 (27.78%) ES8
6 4 (22.22%) C#
7 2 (11.11%) PHP
7 2 (11.11%) Python
7 2 (11.11%) SQL
7 2 (11.11%) TypeScript
8 1 (5.56%) Bash Shell
8 1 (5.56%) Java 8
8 1 (5.56%) Kotlin
8 1 (5.56%) Objective-C
8 1 (5.56%) Ruby
8 1 (5.56%) Solidity
System Software
1 3 (16.67%) Docker
Systems Management
1 1 (5.56%) Ansible
1 1 (5.56%) Kubernetes
Vendors
1 1 (5.56%) Microsoft