Period
to 16 September 2021

The following table provides summary statistics for permanent job vacancies advertised in 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 16 September 2021 with a comparison to the same period in the previous 2 years.

Babel JavaScript Compiler
England > London
6 months to
16 Sep 2021
Same period 2020 Same period 2019
Rank 506 438 601
Rank change year-on-year -68 +163 +73
Permanent jobs citing Babel 224 53 133
As % of all permanent jobs advertised in London 0.46% 0.25% 0.24%
As % of the Development Applications category 1.93% 1.21% 1.29%
Number of salaries quoted 43 44 107
10th Percentile £49,750 £55,750 £46,750
25th Percentile £55,000 £65,500 £52,500
Median annual salary (50th Percentile) £67,500 £70,000 £65,000
Median % change year-on-year -3.57% +7.69% +4.00%
75th Percentile £85,000 £85,000 £75,000
90th Percentile £89,750 £90,000 £81,250
England median annual salary £62,500 £60,000 £62,500
% change year-on-year +4.17% -4.00% +4.17%

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 London with a requirement for development application skills.

All Development Application Skills
London
Permanent vacancies with a requirement for development application skills 11,579 4,396 10,277
As % of all permanent IT jobs advertised in London 23.71% 20.67% 18.44%
Number of salaries quoted 6,391 3,604 8,449
10th Percentile £45,000 £45,000 £40,000
25th Percentile £53,750 £53,750 £48,750
Median annual salary (50th Percentile) £70,000 £68,750 £65,000
Median % change year-on-year +1.82% +5.77% +6.56%
75th Percentile £86,250 £83,000 £80,000
90th Percentile £100,000 £97,275 £93,750
England median annual salary £57,500 £55,000 £52,500
% change year-on-year +4.55% +4.76% +5.00%

Babel
Job Vacancy Trend in London

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

Job vacancy trend for Babel in London

Babel
Salary Trend in London

3-month moving average salary quoted in jobs citing Babel in London.

Salary trend for Babel in London

Babel
Salary Histogram in London

Salary distribution for jobs citing Babel in London over the 6 months to 16 September 2021.

Salary histogram for Babel in London

Babel
Job Locations in London

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing Babel within the London region over the 6 months to 16 September 2021. 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
Central London -72 6 £82,500 +3.13% 7
South London - 3 £70,000 -
Babel
England

For the 6 months to 16 September 2021, 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 London region with a requirement for Babel.

1 219 (97.77%) React
2 197 (87.95%) webpack
3 178 (79.46%) JavaScript
4 123 (54.91%) TypeScript
5 110 (49.11%) Node.js
6 107 (47.77%) Agile Software Development
7 102 (45.54%) CSS
8 95 (42.41%) Docker
9 93 (41.52%) Git (software)
10 92 (41.07%) User Experience
11 85 (37.95%) Jest
12 83 (37.05%) HTML
13 80 (35.71%) GraphQL
14 77 (34.38%) Front End Development
15 72 (32.14%) Test Automation
16 69 (30.80%) Redux
17 68 (30.36%) Software Engineering
17 68 (30.36%) Finance
17 68 (30.36%) PostgreSQL
18 67 (29.91%) AWS
19 65 (29.02%) ES6
20 62 (27.68%) npm
20 62 (27.68%) Kubernetes
21 59 (26.34%) Full Stack Development
22 58 (25.89%) Games
23 57 (25.45%) React Native
24 45 (20.09%) Accessibility
25 44 (19.64%) Microservices
25 44 (19.64%) AngularJS
26 42 (18.75%) Vue.js

Babel
Co-occurring IT Skills in 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 (0.89%) WordPress
2 1 (0.45%) CMS
2 1 (0.45%) Confluence
2 1 (0.45%) Elasticsearch
2 1 (0.45%) Headless CMS
2 1 (0.45%) Umbraco
Applications
1 10 (4.46%) Adobe Premiere
1 10 (4.46%) Final Cut Pro
Cloud Services
1 67 (29.91%) AWS
2 62 (27.68%) npm
3 33 (14.73%) Serverless
4 29 (12.95%) GitHub
5 28 (12.50%) AWS Lambda
6 27 (12.05%) Amazon S3
7 24 (10.71%) Yarn
8 23 (10.27%) GCP
9 21 (9.38%) AWS Fargate
10 16 (7.14%) Azure
10 16 (7.14%) GitHub Actions
11 12 (5.36%) Amazon SQS
11 12 (5.36%) SaaS
12 10 (4.46%) Amazon CloudWatch
12 10 (4.46%) CloudFront
13 9 (4.02%) Slack
14 7 (3.13%) Amazon Cognito
15 2 (0.89%) Amazon ECS
15 2 (0.89%) Route 53
16 1 (0.45%) Heroku
Communications & Networking
1 1 (0.45%) Internet
Database & Business Intelligence
1 68 (30.36%) PostgreSQL
2 26 (11.61%) Amazon DynamoDB
3 24 (10.71%) Amazon Aurora
3 24 (10.71%) MongoDB
3 24 (10.71%) NoSQL
4 12 (5.36%) Blockchain
5 11 (4.91%) MySQL
6 6 (2.68%) Apache Cassandra
7 2 (0.89%) Geospatial Data
7 2 (0.89%) Relational Database
8 1 (0.45%) SQL Server
Development Applications
1 197 (87.95%) webpack
2 93 (41.52%) Git (software)
3 35 (15.63%) Cypress.io
4 31 (13.84%) Jenkins
5 26 (11.61%) CircleCI
6 13 (5.80%) PostCSS
7 12 (5.36%) ESLint
7 12 (5.36%) Jasmine
8 10 (4.46%) Storybook
9 9 (4.02%) Cucumber
9 9 (4.02%) Gradle
9 9 (4.02%) SonarQube
10 6 (2.68%) gulp
10 6 (2.68%) Karma Test Runner
11 5 (2.23%) Grunt
12 4 (1.79%) Subversion
13 3 (1.34%) Bitbucket
13 3 (1.34%) Bower
13 3 (1.34%) GitLab
14 2 (0.89%) Browser DevTools
General
1 68 (30.36%) Finance
2 58 (25.89%) Games
3 41 (18.30%) Social Skills
4 37 (16.52%) Banking
5 24 (10.71%) Billing
6 12 (5.36%) Retail
7 8 (3.57%) Pharmaceutical
7 8 (3.57%) Wearables
8 6 (2.68%) Public Sector
9 5 (2.23%) Publishing
10 4 (1.79%) Inclusion and Diversity
11 3 (1.34%) Financial Institution
11 3 (1.34%) Marketing
12 2 (0.89%) Presentation Skills
13 1 (0.45%) Legal
Job Titles
1 106 (47.32%) Developer
2 46 (20.54%) Software Engineer
3 39 (17.41%) Front End Developer (Client-Side Developer)
4 26 (11.61%) Senior Developer
5 25 (11.16%) Senior Software Engineer
6 22 (9.82%) Full Stack Developer
7 15 (6.70%) React Developer
7 15 (6.70%) Web Developer
8 14 (6.25%) Senior Web Developer
9 10 (4.46%) UI Developer
10 6 (2.68%) Backend Developer
10 6 (2.68%) Lead Developer
10 6 (2.68%) UI Engineer
11 5 (2.23%) Java Engineer
11 5 (2.23%) Senior UI Developer
12 4 (1.79%) JavaScript Developer
12 4 (1.79%) Senior Front-End Developer
12 4 (1.79%) Senior React Developer
13 3 (1.34%) JavaScript Engineer
14 2 (0.89%) Web Engineer
Libraries, Frameworks & Software Standards
1 219 (97.77%) React
2 110 (49.11%) Node.js
3 102 (45.54%) CSS
4 85 (37.95%) Jest
5 83 (37.05%) HTML
6 80 (35.71%) GraphQL
7 69 (30.80%) Redux
8 57 (25.45%) React Native
9 44 (19.64%) AngularJS
10 42 (18.75%) Vue.js
11 41 (18.30%) Kafka
11 41 (18.30%) Sass
12 40 (17.86%) Next.js
12 40 (17.86%) REST
13 38 (16.96%) CSS3
14 37 (16.52%) RESTful
15 36 (16.07%) Express
16 34 (15.18%) HTML5
17 24 (10.71%) Enzyme
17 24 (10.71%) RabbitMQ
Miscellaneous
1 92 (41.07%) User Experience
2 24 (10.71%) Credit Risk
3 19 (8.48%) Augmented Reality
4 17 (7.59%) Virtual Team
5 10 (4.46%) Video Editing
6 9 (4.02%) Social Gaming
7 7 (3.13%) Blog
8 4 (1.79%) Data Structures
9 3 (1.34%) Enterprise Software
9 3 (1.34%) Greenfield Project
10 2 (0.89%) Mobile App
10 2 (0.89%) Smart City
10 2 (0.89%) Video Conferencing
11 1 (0.45%) Algorithms
11 1 (0.45%) Digital TV
11 1 (0.45%) STB
Operating Systems
1 16 (7.14%) Windows
2 13 (5.80%) Android
2 13 (5.80%) Apple iOS
3 6 (2.68%) Linux
3 6 (2.68%) tvOS
Processes & Methodologies
1 107 (47.77%) Agile Software Development
2 77 (34.38%) Front End Development
3 72 (32.14%) Test Automation
4 68 (30.36%) Software Engineering
5 59 (26.34%) Full Stack Development
6 44 (19.64%) Microservices
7 39 (17.41%) Scrum
8 36 (16.07%) Web Development
9 30 (13.39%) Peer-to-Peer Lending
10 29 (12.95%) Workflow
11 28 (12.50%) Pair Programming
11 28 (12.50%) Visualisation
12 27 (12.05%) DevOps
12 27 (12.05%) Refactoring
12 27 (12.05%) Unit Testing
13 25 (11.16%) Fintech
14 24 (10.71%) TDD
15 23 (10.27%) Kanban
16 22 (9.82%) BDD
17 20 (8.93%) Open Source
Programming Languages
1 178 (79.46%) JavaScript
2 123 (54.91%) TypeScript
3 65 (29.02%) ES6
4 39 (17.41%) Java
5 33 (14.73%) Kotlin
6 27 (12.05%) SQL
7 25 (11.16%) ES7
8 21 (9.38%) C#
9 20 (8.93%) PHP
10 17 (7.59%) Python
11 9 (4.02%) ES8
12 7 (3.13%) Ruby
13 6 (2.68%) Ada
13 6 (2.68%) C
13 6 (2.68%) Go
14 1 (0.45%) CoffeeScript
14 1 (0.45%) Elm
14 1 (0.45%) JSX
14 1 (0.45%) Scala
Qualifications
1 3 (1.34%) Degree
2 1 (0.45%) Computer Science Degree
Quality Assurance & Compliance
1 45 (20.09%) Accessibility
2 9 (4.02%) QA
System Software
1 95 (42.41%) Docker
Systems Management
1 62 (27.68%) Kubernetes
2 16 (7.14%) Terraform
Vendors
1 15 (6.70%) Google
2 10 (4.46%) BT
2 10 (4.46%) Facebook
2 10 (4.46%) Instagram
2 10 (4.46%) Twitter
2 10 (4.46%) YouTube
3 6 (2.68%) Roku
3 6 (2.68%) Samsung
4 4 (1.79%) Alias
4 4 (1.79%) Microsoft
5 1 (0.45%) Xamarin