Period
to 24 January 2022

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 24 January 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
24 Jan 2022
Same period 2021 Same period 2020
Rank 227 174 202
Rank change year-on-year -53 +28 -27
Permanent jobs citing ES6 32 41 111
As % of all permanent jobs advertised in the City of London 0.52% 0.96% 1.21%
As % of the Programming Languages category 0.89% 1.50% 2.12%
Number of salaries quoted 27 40 94
10th Percentile £60,000 - £52,000
25th Percentile £66,250 £57,500 £57,500
Median annual salary (50th Percentile) £82,500 £66,000 £70,000
Median % change year-on-year +25.00% -5.71% +7.69%
75th Percentile £93,750 £76,563 £78,750
90th Percentile £95,500 £83,750 £82,500
Central London median annual salary £82,500 £67,000 £70,000
% change year-on-year +23.13% -4.29% +7.69%

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 3,602 2,733 5,242
As % of all permanent IT jobs advertised in the City of London 58.26% 64.15% 57.23%
Number of salaries quoted 3,221 2,492 4,646
10th Percentile £47,500 £46,250 £42,500
25th Percentile £57,500 £56,250 £52,500
Median annual salary (50th Percentile) £75,000 £72,500 £70,000
Median % change year-on-year +3.45% +3.57% +7.69%
75th Percentile £95,000 £88,750 £85,000
90th Percentile £110,000 £110,000 £102,500
Central London median annual salary £75,000 £70,000 £70,000
% change year-on-year +7.14% - +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 24 January 2022.

Salary histogram for ES6 in the City of London

For the 6 months to 24 January 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 32 (100.00%) JavaScript
1 32 (100.00%) React
2 23 (71.88%) Agile Software Development
3 22 (68.75%) Node.js
4 19 (59.38%) TypeScript
5 18 (56.25%) Finance
6 17 (53.13%) Software Engineering
6 17 (53.13%) Redux
7 16 (50.00%) CI/CD
8 14 (43.75%) HTML
9 13 (40.63%) HTML5
9 13 (40.63%) Docker
10 12 (37.50%) C#
11 11 (34.38%) TDD
11 11 (34.38%) CSS
11 11 (34.38%) Git (software)
12 10 (31.25%) Advertising
12 10 (31.25%) Microservices
13 9 (28.13%) DevOps
13 9 (28.13%) Front End Development
13 9 (28.13%) Full Stack Development
13 9 (28.13%) CSS3
14 8 (25.00%) High Availability
14 8 (25.00%) Oracle
14 8 (25.00%) SQL Server
14 8 (25.00%) Deployment Automation
14 8 (25.00%) AngularJS
14 8 (25.00%) webpack
15 7 (21.88%) Kubernetes
15 7 (21.88%) OpenFin

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 4 (12.50%) Tomcat
2 3 (9.38%) Apache Spark
Cloud Services
1 5 (15.63%) GitHub
1 5 (15.63%) SaaS
2 1 (3.13%) npm
2 1 (3.13%) Yarn
Communications & Networking
1 4 (12.50%) HTTP
1 4 (12.50%) Internet
Database & Business Intelligence
1 8 (25.00%) SQL Server
2 3 (9.38%) Apache Cassandra
2 3 (9.38%) NoSQL
Development Applications
1 11 (34.38%) Git (software)
2 8 (25.00%) webpack
3 1 (3.13%) Babel
3 1 (3.13%) Cucumber
3 1 (3.13%) Cypress.io
3 1 (3.13%) GitLab
3 1 (3.13%) Maven
3 1 (3.13%) rollup.js
General
1 18 (56.25%) Finance
2 10 (31.25%) Advertising
3 7 (21.88%) Front Office
4 3 (9.38%) Social Skills
Job Titles
1 24 (75.00%) Developer
2 13 (40.63%) React Developer
3 9 (28.13%) Front End Developer (Client-Side Developer)
4 7 (21.88%) Lead Developer
4 7 (21.88%) Software Engineer
5 6 (18.75%) JavaScript Developer
6 5 (15.63%) .NET Software Engineer
6 5 (15.63%) Full Stack Developer
6 5 (15.63%) Senior Developer
7 4 (12.50%) UI Developer
8 3 (9.38%) Lead Software Developer
8 3 (9.38%) Node.js Developer
8 3 (9.38%) Senior React Developer
8 3 (9.38%) Software Developer
9 2 (6.25%) Senior Front-End Developer
9 2 (6.25%) Senior Software Engineer
10 1 (3.13%) HTML Developer
10 1 (3.13%) Lead Architect
10 1 (3.13%) Technical Architect
10 1 (3.13%) Technical Leader
Libraries, Frameworks & Software Standards
1 32 (100.00%) React
2 22 (68.75%) Node.js
3 17 (53.13%) Redux
4 14 (43.75%) HTML
5 13 (40.63%) HTML5
6 11 (34.38%) CSS
7 9 (28.13%) CSS3
8 8 (25.00%) AngularJS
9 7 (21.88%) .NET
9 7 (21.88%) OpenFin
9 7 (21.88%) Sass
10 6 (18.75%) LESS
11 5 (15.63%) .NET Core
11 5 (15.63%) Apollo GraphQL
12 4 (12.50%) Express
12 4 (12.50%) JSON
12 4 (12.50%) REST
13 1 (3.13%) D3.js
13 1 (3.13%) Highcharts JS
13 1 (3.13%) Vue.js
Miscellaneous
1 7 (21.88%) Derivative
1 7 (21.88%) Equities
1 7 (21.88%) Foreign Exchange (FX)
2 6 (18.75%) User Experience
3 2 (6.25%) Greenfield Project
4 1 (3.13%) Enterprise Software
Operating Systems
1 1 (3.13%) Linux
Processes & Methodologies
1 23 (71.88%) Agile Software Development
2 17 (53.13%) Software Engineering
3 16 (50.00%) CI/CD
4 11 (34.38%) TDD
5 10 (31.25%) Microservices
6 9 (28.13%) DevOps
6 9 (28.13%) Front End Development
6 9 (28.13%) Full Stack Development
7 8 (25.00%) Deployment Automation
7 8 (25.00%) High Availability
8 7 (21.88%) Multithreading
9 6 (18.75%) Fintech
9 6 (18.75%) Project Delivery
9 6 (18.75%) Responsive Web Design
9 6 (18.75%) Scrum
9 6 (18.75%) Technical Leadership
9 6 (18.75%) Test Automation
9 6 (18.75%) User Research
9 6 (18.75%) User Stories
10 5 (15.63%) Problem-Solving
Programming Languages
1 32 (100.00%) JavaScript
2 19 (59.38%) TypeScript
3 12 (37.50%) C#
4 5 (15.63%) Java
5 4 (12.50%) Python
5 4 (12.50%) SQL
6 1 (3.13%) Groovy
System Software
1 13 (40.63%) Docker
Systems Management
1 7 (21.88%) Kubernetes
2 1 (3.13%) Terraform
Vendors
1 8 (25.00%) Oracle