Period
to 17 January 2019

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 17 January 2019 with a comparison to the same period in the previous 2 years.

Babel JavaScript Compiler
Central London > City of London
6 months to
17 Jan 2019
Same period 2018 Same period 2017
Rank 336 302 333
Rank change year-on-year -34 +31 +53
Permanent jobs citing Babel 6 31 2
As % of all permanent IT jobs advertised in the City of London 0.059% 0.30% 0.019%
As % of the Development Applications category 0.32% 1.64% 0.094%
Number of salaries quoted 4 30 1
City of London median annual salary £87,500 £70,000 £62,500
Median salary % change year-on-year +25.00% +12.00% +8.70%
10th Percentile £77,500 £55,000 £58,750
90th Percentile £91,750 £88,000 £66,250
Central London median annual salary £57,500 £62,500 £55,000
% change year-on-year -8.00% +13.64% -4.35%

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 1,899 1,892 2,132
As % of all permanent IT jobs advertised in the City of London 18.54% 18.27% 19.87%
Number of salaries quoted 1,704 1,694 1,973
City of London median annual salary £65,000 £60,000 £60,000
Median salary % change year-on-year +8.33% - +9.09%
10th Percentile £42,500 £41,250 £38,750
90th Percentile £92,500 £83,750 £82,500
Central London median annual salary £65,000 £60,000 £57,500
% change year-on-year +8.33% +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

For the 6 months to 17 January 2019, 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 6 (100.00%) webpack
2 4 (66.67%) Jest
2 4 (66.67%) JavaScript
2 4 (66.67%) React
3 3 (50.00%) Docker
3 3 (50.00%) DevOps
4 2 (33.33%) User Experience
4 2 (33.33%) Java
4 2 (33.33%) Continuous Improvement
4 2 (33.33%) Sass
4 2 (33.33%) AngularJS
4 2 (33.33%) PHP
4 2 (33.33%) SQL
4 2 (33.33%) CSS
4 2 (33.33%) Python
4 2 (33.33%) Apple
4 2 (33.33%) Project Management
4 2 (33.33%) Front Office
4 2 (33.33%) Finance
4 2 (33.33%) Scrum
4 2 (33.33%) Programme Management
4 2 (33.33%) Agile Software Development
4 2 (33.33%) Banking
4 2 (33.33%) Redux
4 2 (33.33%) OpenFin
4 2 (33.33%) Front End Development
4 2 (33.33%) Vue.js
5 1 (16.67%) Fintech
5 1 (16.67%) Terraform
5 1 (16.67%) ES6

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:

Cloud Services
1 1 (16.67%) Amazon AWS
1 1 (16.67%) Google Cloud Platform
1 1 (16.67%) Microsoft Azure
Development Applications
1 6 (100.00%) webpack
2 1 (16.67%) Atlassian Bamboo
2 1 (16.67%) Git (software)
2 1 (16.67%) Jenkins
General
1 2 (33.33%) Banking
1 2 (33.33%) Finance
1 2 (33.33%) Front Office
2 1 (16.67%) Financial Institution
Job Titles
1 4 (66.67%) Developer
1 4 (66.67%) React Developer
2 2 (33.33%) Front End Developer (Client-Side Developer)
2 2 (33.33%) Java Engineer
3 1 (16.67%) JavaScript Developer
Libraries, Frameworks & Software Standards
1 4 (66.67%) Jest
1 4 (66.67%) React
2 2 (33.33%) AngularJS
2 2 (33.33%) CSS
2 2 (33.33%) OpenFin
2 2 (33.33%) Redux
2 2 (33.33%) Sass
2 2 (33.33%) Vue.js
3 1 (16.67%) Ember.js
3 1 (16.67%) Fusebox
3 1 (16.67%) Node.js
Miscellaneous
1 2 (33.33%) User Experience
2 1 (16.67%) Fintech
2 1 (16.67%) Mobile Banking
Processes & Methodologies
1 3 (50.00%) DevOps
2 2 (33.33%) Agile Software Development
2 2 (33.33%) Continuous Improvement
2 2 (33.33%) Front End Development
2 2 (33.33%) Programme Management
2 2 (33.33%) Project Management
2 2 (33.33%) Scrum
3 1 (16.67%) BDD
3 1 (16.67%) Pair Programming
3 1 (16.67%) Refactoring
3 1 (16.67%) TDD
3 1 (16.67%) Test Automation
Programming Languages
1 4 (66.67%) JavaScript
2 2 (33.33%) Java
2 2 (33.33%) PHP
2 2 (33.33%) Python
2 2 (33.33%) SQL
3 1 (16.67%) ES6
3 1 (16.67%) ES7
3 1 (16.67%) TypeScript
System Software
1 3 (50.00%) Docker
Systems Management
1 1 (16.67%) Ansible
1 1 (16.67%) Terraform
Vendors
1 2 (33.33%) Apple
2 1 (16.67%) Google