Period
to 26 May 2020

The following table provides summary statistics for contract job vacancies advertised in the City of London with a requirement for Babel skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited Babel over the 6 months to 26 May 2020 with a comparison to the same period in the previous 2 years.

Note that daily and hourly rates are treated separately in these statistics. When calculating contractor rate percentiles, daily rates are never derived from quoted hourly rates or vice versa.

Babel JavaScript Compiler
Central London > City of London
6 months to
26 May 2020
Same period 2019 Same period 2018
Rank 154 220 223
Rank change year-on-year +66 +3 +1
Contract jobs citing Babel 3 18 33
As % of all contract jobs advertised in the City of London 0.096% 0.28% 0.47%
As % of the Development Applications category 0.54% 1.45% 2.22%
Number of daily rates quoted 1 11 32
Median daily rate £573 £575 £500
Median daily rate % change year-on-year -0.43% +15.00% +14.29%
10th Percentile £561 £431 £450
90th Percentile £584 £638 £638
Central London median daily rate £573 £575 £500
% change year-on-year -0.43% +15.00% +14.29%
Number of hourly rates quoted 0 0 0
Median hourly rate - - -
Central London median hourly rate - - -

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

All Development Application Skills
City of London
Contract vacancies with a requirement for development application skills 557 1,241 1,489
As % of all contract IT jobs advertised in the City of London 17.76% 19.35% 21.34%
Number of daily rates quoted 396 904 1,186
Median daily rate £515 £525 £500
Median daily rate % change year-on-year -1.90% +5.00% +11.11%
10th Percentile £375 £400 £369
90th Percentile £661 £675 £633
Central London median daily rate £506 £525 £500
% change year-on-year -3.57% +5.00% +11.11%
Number of hourly rates quoted 9 6 5
Median hourly rate £48.50 £45.50 £32.00
Median hourly rate % change year-on-year +6.59% +42.19% -
10th Percentile £34.55 £20.25 £27.40
90th Percentile £58.25 £58.25 £70.22
Median hourly rate £35.00 £45.50 £32.00
% change year-on-year -23.08% +42.19% -

Babel
Job Vacancy Trend in the City of London

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

Job vacancy trend for Babel in the City of London

Babel
Contractor Daily Rate Trend in the City of London

3-month moving average daily rate quoted in jobs citing Babel in the City of London.

Daily rate trend for Babel in the City of London

For the 6 months to 26 May 2020, IT contractor 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 contract job ads across the City of London region with a requirement for Babel.

1 3 (100.00%) JavaScript
1 3 (100.00%) CSS
1 3 (100.00%) Agile Software Development
1 3 (100.00%) Node.js
1 3 (100.00%) Sass
1 3 (100.00%) React
1 3 (100.00%) webpack
2 2 (66.67%) SDLC
2 2 (66.67%) gulp
2 2 (66.67%) Front End Development
2 2 (66.67%) npm
2 2 (66.67%) Jest
2 2 (66.67%) REST
2 2 (66.67%) CSS3
2 2 (66.67%) Responsive Web Design
2 2 (66.67%) Mustache
2 2 (66.67%) MVC
2 2 (66.67%) CMS
2 2 (66.67%) Linux
2 2 (66.67%) E-Commerce
2 2 (66.67%) Shell Script
2 2 (66.67%) Perl
2 2 (66.67%) PHP
2 2 (66.67%) HTML
2 2 (66.67%) Java
2 2 (66.67%) Ajax
2 2 (66.67%) Web 2.0
2 2 (66.67%) JSON
2 2 (66.67%) JIRA
2 2 (66.67%) 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 (66.67%) CMS
1 2 (66.67%) Drupal
Cloud Services
1 2 (66.67%) npm
2 1 (33.33%) AWS
2 1 (33.33%) Azure
2 1 (33.33%) GCP
Development Applications
1 3 (100.00%) webpack
2 2 (66.67%) Git (software)
2 2 (66.67%) gulp
2 2 (66.67%) JIRA
General
1 1 (33.33%) Law
Job Titles
1 3 (100.00%) Developer
2 2 (66.67%) Drupal Developer
2 2 (66.67%) UI Developer
3 1 (33.33%) AWS Developer
3 1 (33.33%) JavaScript Developer
3 1 (33.33%) Node.js Developer
Libraries, Frameworks & Software Standards
1 3 (100.00%) CSS
1 3 (100.00%) Node.js
1 3 (100.00%) React
1 3 (100.00%) Sass
2 2 (66.67%) Ajax
2 2 (66.67%) CSS3
2 2 (66.67%) HTML
2 2 (66.67%) HTML5
2 2 (66.67%) Jest
2 2 (66.67%) jQuery
2 2 (66.67%) JSON
2 2 (66.67%) Mustache
2 2 (66.67%) REST
3 1 (33.33%) AngularJS
3 1 (33.33%) Fusebox
3 1 (33.33%) Vue.js
Miscellaneous
1 2 (66.67%) Web 2.0
Operating Systems
1 2 (66.67%) Linux
Processes & Methodologies
1 3 (100.00%) Agile Software Development
2 2 (66.67%) E-Commerce
2 2 (66.67%) Front End Development
2 2 (66.67%) MVC
2 2 (66.67%) Responsive Web Design
2 2 (66.67%) SDLC
3 1 (33.33%) BDD
3 1 (33.33%) Customer-Centricity
3 1 (33.33%) DevOps
3 1 (33.33%) Kanban
3 1 (33.33%) Pair Programming
3 1 (33.33%) Scrum
3 1 (33.33%) Software Delivery
3 1 (33.33%) Software Engineering
3 1 (33.33%) TDD
3 1 (33.33%) Wealth Management
Programming Languages
1 3 (100.00%) JavaScript
2 2 (66.67%) Bash Shell
2 2 (66.67%) Java
2 2 (66.67%) Perl
2 2 (66.67%) PHP
2 2 (66.67%) Shell Script
3 1 (33.33%) ES6
3 1 (33.33%) TypeScript
Vendors
1 1 (33.33%) Google