Period
to

The following table provides summary statistics for permanent job vacancies advertised in the City of London with a requirement for ES6 skills. Included is a benchmarking guide to the salaries offered in vacancies that have cited ES6 over the 6 months to 3 July 2022 with a comparison to the same period in the previous 2 years.

ECMAScript 2015 (JavaScript ES2015, ES6)
Central London > City of London
6 months to
3 Jul 2022
Same period 2021 Same period 2020
Rank 277 199 152
Rank change year-on-year -78 -47 +28
Permanent jobs citing ES6 22 48 103
As % of all permanent jobs advertised in the City of London 0.27% 0.88% 1.69%
As % of the Programming Languages category 0.54% 1.42% 2.99%
Number of salaries quoted 19 47 92
10th Percentile £51,250 £48,750 £47,750
25th Percentile £55,625 £57,500 £55,000
Median annual salary (50th Percentile) £72,500 £65,000 £65,000
Median % change year-on-year +11.54% - -
75th Percentile £85,625 £78,750 £75,000
90th Percentile £93,750 £83,000 £83,625
Central London median annual salary £72,500 £67,000 £69,000
% change year-on-year +8.21% -2.90% +6.15%

ES6 is in the Programming Languages 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 coding skills.

All Programming Languages
City of London
Permanent vacancies with a requirement for coding skills 4,094 3,382 3,447
As % of all permanent IT jobs advertised in the City of London 50.80% 61.84% 56.55%
Number of salaries quoted 3,410 3,113 3,087
10th Percentile £47,500 £45,000 £43,750
25th Percentile £57,500 £56,250 £53,750
Median annual salary (50th Percentile) £75,000 £75,000 £70,000
Median % change year-on-year - +7.14% +3.70%
75th Percentile £96,250 £92,500 £86,250
90th Percentile £110,000 £107,500 £105,000
Central London median annual salary £75,000 £72,500 £70,000
% change year-on-year +3.45% +3.57% +7.69%

ES6
Job Vacancy Trend in the City of London

Job postings citing ES6 as a proportion of all IT jobs advertised in the City of London.

Job vacancy trend for ES6 in the City of London

ES6
Salary Trend in the City of London

3-month moving average salary quoted in jobs citing ES6 in the City of London.

Salary trend for ES6 in the City of London

ES6
Salary Histogram in the City of London

Salary distribution for jobs citing ES6 in the City of London over the 6 months to 3 July 2022.

Salary histogram for ES6 in the City of London

For the 6 months to 3 July 2022, IT jobs citing ES6 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 ES6.

1 22 (100.00%) JavaScript
1 22 (100.00%) React
2 15 (68.18%) HTML
3 13 (59.09%) Front End Development
3 13 (59.09%) Node.js
4 11 (50.00%) CSS
4 11 (50.00%) Sass
4 11 (50.00%) Redux
5 10 (45.45%) LESS
5 10 (45.45%) Agile
6 9 (40.91%) CI/CD
7 8 (36.36%) DevOps
7 8 (36.36%) Mentoring
7 8 (36.36%) Microservices
7 8 (36.36%) webpack
7 8 (36.36%) Git (software)
7 8 (36.36%) HTML5
8 7 (31.82%) jQuery
8 7 (31.82%) Finance
8 7 (31.82%) Advertising
8 7 (31.82%) User Experience
8 7 (31.82%) iOS Development
8 7 (31.82%) Apple iOS
8 7 (31.82%) Clean Code
8 7 (31.82%) Wireframes
9 6 (27.27%) User Stories
9 6 (27.27%) Fintech
9 6 (27.27%) Scrum
9 6 (27.27%) UX Design
9 6 (27.27%) SEO

ES6
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 (9.09%) Tomcat
2 1 (4.55%) Confluence
Applications
1 1 (4.55%) Adobe XD
1 1 (4.55%) Photoshop
Cloud Services
1 1 (4.55%) AWS
1 1 (4.55%) BrowserStack
1 1 (4.55%) Figma
1 1 (4.55%) GitHub
1 1 (4.55%) GitHub Actions
1 1 (4.55%) Google Tag Manager
1 1 (4.55%) npm
1 1 (4.55%) SaaS
Communications & Networking
1 2 (9.09%) Broadband
1 2 (9.09%) HTTP
1 2 (9.09%) Internet
Database & Business Intelligence
1 2 (9.09%) Big Data
2 1 (4.55%) MySQL
Development Applications
1 8 (36.36%) Git (software)
1 8 (36.36%) webpack
2 3 (13.64%) gulp
3 1 (4.55%) Babel
3 1 (4.55%) GitLab
3 1 (4.55%) Jenkins
3 1 (4.55%) JIRA
3 1 (4.55%) SonarQube
3 1 (4.55%) WebPageTest
General
1 7 (31.82%) Advertising
1 7 (31.82%) Finance
2 5 (22.73%) Inclusion and Diversity
2 5 (22.73%) Retail
3 1 (4.55%) Law
3 1 (4.55%) Legal
3 1 (4.55%) Social Skills
Job Titles
1 19 (86.36%) Developer
2 12 (54.55%) Front End Developer (Client-Side Developer)
3 9 (40.91%) React Developer
4 4 (18.18%) Lead Developer
5 3 (13.64%) Lead Software Developer
5 3 (13.64%) Software Developer
6 2 (9.09%) JavaScript Developer
6 2 (9.09%) Principal Engineer
6 2 (9.09%) UI Developer
7 1 (4.55%) Angular Developer
7 1 (4.55%) HTML CSS Developer
7 1 (4.55%) HTML Developer
Libraries, Frameworks & Software Standards
1 22 (100.00%) React
2 15 (68.18%) HTML
3 13 (59.09%) Node.js
4 11 (50.00%) CSS
4 11 (50.00%) Redux
4 11 (50.00%) Sass
5 10 (45.45%) LESS
6 8 (36.36%) HTML5
7 7 (31.82%) jQuery
8 5 (22.73%) .NET
8 5 (22.73%) .NET Core
8 5 (22.73%) ASP.NET
8 5 (22.73%) OpenFin
9 4 (18.18%) CSS3
10 3 (13.64%) Express
10 3 (13.64%) Vue.js
11 2 (9.09%) AngularJS
11 2 (9.09%) JSON
11 2 (9.09%) REST
11 2 (9.09%) Twitter Bootstrap
Miscellaneous
1 7 (31.82%) User Experience
2 5 (22.73%) Derivative
2 5 (22.73%) Equities
2 5 (22.73%) Foreign Exchange (FX)
2 5 (22.73%) Mobile App
3 1 (4.55%) Smartcard
3 1 (4.55%) Social Media
Operating Systems
1 7 (31.82%) Apple iOS
2 5 (22.73%) Android
Processes & Methodologies
1 13 (59.09%) Front End Development
2 10 (45.45%) Agile
3 9 (40.91%) CI/CD
4 8 (36.36%) DevOps
4 8 (36.36%) Mentoring
4 8 (36.36%) Microservices
5 7 (31.82%) Clean Code
5 7 (31.82%) iOS Development
5 7 (31.82%) Wireframes
6 6 (27.27%) Fintech
6 6 (27.27%) Scrum
6 6 (27.27%) SEO
6 6 (27.27%) User Stories
6 6 (27.27%) UX Design
7 5 (22.73%) Android Development
7 5 (22.73%) Project Delivery
7 5 (22.73%) Test Automation
7 5 (22.73%) User Research
8 4 (18.18%) Software Engineering
9 3 (13.64%) TDD
Programming Languages
1 22 (100.00%) JavaScript
2 3 (13.64%) Python
2 3 (13.64%) TypeScript
3 2 (9.09%) Java
3 2 (9.09%) SQL
4 1 (4.55%) C#
4 1 (4.55%) PHP
Quality Assurance & Compliance
1 2 (9.09%) Accessibility
System Software
1 5 (22.73%) Docker
Systems Management
1 5 (22.73%) Kubernetes
Vendors
1 1 (4.55%) Google
1 1 (4.55%) Intershop
1 1 (4.55%) Optimizely