Period
to

The following table provides summary statistics for contract job vacancies advertised in London with a requirement for ES6 skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited ES6 over the 6 months to 23 May 2022 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.

ECMAScript 2015 (JavaScript ES2015, ES6)
England > London
6 months to
23 May 2022
Same period 2021 Same period 2020
Rank 376 277 249
Rank change year-on-year -99 -28 -91
Contract jobs citing ES6 206 206 188
As % of all contract jobs advertised in London 0.54% 0.85% 0.95%
As % of the Programming Languages category 1.28% 1.78% 1.94%
Number of daily rates quoted 158 138 138
10th Percentile £413 £357 £379
25th Percentile £472 £425 £461
Median daily rate (50th Percentile) £625 £500 £550
Median % change year-on-year +25.00% -9.09% +4.76%
75th Percentile £700 £600 £599
90th Percentile £750 £665 £700
England median daily rate £600 £475 £500
% change year-on-year +26.32% -5.00% -
Number of hourly rates quoted 0 3 0
Median hourly rate - £37.50 -
England median hourly rate £63.60 £37.50 -
% change year-on-year +69.60% - -

ES6 is in the Programming Languages category. The following table is for comparison with the above and provides summary statistics for all contract job vacancies advertised in London with a requirement for coding skills.

All Programming Languages
London
Contract vacancies with a requirement for coding skills 16,138 11,542 9,666
As % of all contract IT jobs advertised in London 42.16% 47.54% 48.62%
Number of daily rates quoted 12,418 8,623 7,221
10th Percentile £413 £369 £370
25th Percentile £500 £450 £439
Median daily rate (50th Percentile) £600 £530 £525
Median % change year-on-year +13.21% +0.95% -
75th Percentile £712 £638 £625
90th Percentile £800 £713 £700
England median daily rate £550 £500 £500
% change year-on-year +10.00% - +3.09%
Number of hourly rates quoted 108 67 75
10th Percentile £30.18 £20.30 £18.43
25th Percentile £35.00 £30.75 £26.63
Median hourly rate £50.00 £44.50 £47.83
Median % change year-on-year +12.36% -6.96% +30.74%
75th Percentile £67.50 £62.88 £57.00
90th Percentile £77.53 £68.00 £64.43
England median hourly rate £50.81 £41.66 £43.75
% change year-on-year +21.96% -4.78% -1.69%

ES6
Job Vacancy Trend in London

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

Job vacancy trend for ES6 in London

ES6
Contractor Daily Rate Trend in London

3-month moving average daily rate quoted in jobs citing ES6 in London.

Daily rate trend for ES6 in London

ES6
Daily Rate Histogram in London

Daily rate distribution for jobs citing ES6 in London over the 6 months to 23 May 2022.

Daily rate histogram for ES6 in London

ES6
Contractor Hourly Rate Trend in London

3-month moving average hourly rates quoted in jobs citing ES6 in London.

Hourly rate trend for ES6 in London

ES6
Contract Job Locations in London

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing ES6 within the London region over the 6 months to 23 May 2022. 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
Contract
IT Job Ads
Median
Daily Rate
Past 6 Months
Median Daily Rate
% Change
on Same Period
Last Year
Live
Jobs
Central London -31 27 £595 +18.90% 9
West London -13 1 - - 4
ES6
England

For the 6 months to 23 May 2022, IT contractor 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 contract job ads across the London region with a requirement for ES6.

1 192 (93.20%) JavaScript
2 158 (76.70%) CSS
2 158 (76.70%) React
3 152 (73.79%) HTML
4 133 (64.56%) TypeScript
5 113 (54.85%) Agile
6 112 (54.37%) Node.js
7 104 (50.49%) HTML5
8 95 (46.12%) Redux
9 88 (42.72%) webpack
10 80 (38.83%) Git (software)
11 67 (32.52%) CSS3
12 65 (31.55%) Front End Development
13 63 (30.58%) Jest
14 59 (28.64%) RESTful
15 57 (27.67%) Azure
16 56 (27.18%) CI/CD
17 54 (26.21%) Finance
18 53 (25.73%) REST
19 51 (24.76%) User Experience
20 46 (22.33%) Sass
20 46 (22.33%) AngularJS
21 45 (21.84%) Docker
21 45 (21.84%) Social Skills
22 44 (21.36%) AWS
23 43 (20.87%) Unit Testing
23 43 (20.87%) Express
24 41 (19.90%) LESS
24 41 (19.90%) Java
25 39 (18.93%) Web Development

ES6
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 7 (3.40%) Confluence
1 7 (3.40%) Elasticsearch
2 5 (2.43%) CMS
2 5 (2.43%) SAS
3 3 (1.46%) SharePoint
4 2 (0.97%) Adobe Experience Manager
5 1 (0.49%) Drupal
5 1 (0.49%) Sitecore CMS
5 1 (0.49%) WordPress
Applications
1 5 (2.43%) Adobe Illustrator
2 2 (0.97%) Photoshop
2 2 (0.97%) Sketch
3 1 (0.49%) Adobe XD
3 1 (0.49%) InVision
Business Applications
1 5 (2.43%) Shopify
2 3 (1.46%) Magento
3 1 (0.49%) Payment Gateway
Cloud Services
1 57 (27.67%) Azure
2 44 (21.36%) AWS
3 29 (14.08%) npm
4 22 (10.68%) Serverless
5 19 (9.22%) AWS Lambda
6 15 (7.28%) GitHub
7 11 (5.34%) AWS CloudFormation
7 11 (5.34%) GCP
8 10 (4.85%) Yarn
9 6 (2.91%) IaaS
10 5 (2.43%) Amazon CloudWatch
10 5 (2.43%) AWS CodePipeline
10 5 (2.43%) CloudFront
10 5 (2.43%) Power Platform
11 3 (1.46%) Microsoft 365
12 2 (0.97%) PaaS
12 2 (0.97%) SaaS
13 1 (0.49%) Amazon S3
13 1 (0.49%) Figma
13 1 (0.49%) OpenShift
Communications & Networking
1 16 (7.77%) HTTP
2 4 (1.94%) Internet
3 2 (0.97%) DNS
3 2 (0.97%) DSL
3 2 (0.97%) HTTPS
Database & Business Intelligence
1 23 (11.17%) MongoDB
2 18 (8.74%) Redis
3 11 (5.34%) MySQL
4 10 (4.85%) PostgreSQL
5 8 (3.88%) Hazelcast
6 6 (2.91%) SQL Server
7 5 (2.43%) Amazon DynamoDB
7 5 (2.43%) Amazon RDS
7 5 (2.43%) NoSQL
7 5 (2.43%) Power BI
7 5 (2.43%) QlikView
7 5 (2.43%) Tableau
8 2 (0.97%) MariaDB
8 2 (0.97%) RDBMS
8 2 (0.97%) Relational Database
Development Applications
1 88 (42.72%) webpack
2 80 (38.83%) Git (software)
3 31 (15.05%) Jenkins
4 27 (13.11%) Cypress.io
4 27 (13.11%) GitLab
5 23 (11.17%) Mocha
6 17 (8.25%) Jasmine
7 16 (7.77%) JIRA
8 15 (7.28%) Babel
8 15 (7.28%) Karma Test Runner
9 14 (6.80%) TeamCity
10 8 (3.88%) ESLint
11 7 (3.40%) Grunt
11 7 (3.40%) Storybook
12 5 (2.43%) Cucumber
12 5 (2.43%) rollup.js
12 5 (2.43%) SonarQube
13 4 (1.94%) Bitbucket
13 4 (1.94%) Selenium
14 3 (1.46%) Maven
General
1 54 (26.21%) Finance
2 45 (21.84%) Social Skills
3 32 (15.53%) Banking
4 19 (9.22%) Analytical Skills
5 16 (7.77%) Investment Banking
6 13 (6.31%) Retail
7 8 (3.88%) Front Office
8 6 (2.91%) Financial Institution
8 6 (2.91%) Presentation Skills
9 5 (2.43%) Inclusion and Diversity
9 5 (2.43%) Publishing
9 5 (2.43%) Wholesale Banking
10 4 (1.94%) Legal
11 2 (0.97%) Influencing Skills
11 2 (0.97%) Marketing
11 2 (0.97%) Tech for Good
12 1 (0.49%) Documentation Skills
12 1 (0.49%) Games
12 1 (0.49%) Retail Banking
12 1 (0.49%) Russian Language
Job Titles
1 174 (84.47%) Developer
2 58 (28.16%) Front End Developer (Client-Side Developer)
3 55 (26.70%) React Developer
4 33 (16.02%) JavaScript Developer
5 19 (9.22%) Senior Developer
6 14 (6.80%) Angular Developer
7 13 (6.31%) Full Stack Developer
7 13 (6.31%) Java Developer
8 9 (4.37%) Lead Developer
8 9 (4.37%) Senior React Developer
9 8 (3.88%) Node.js Developer
9 8 (3.88%) Senior Front-End Developer
9 8 (3.88%) UI Developer
10 7 (3.40%) AWS Developer
10 7 (3.40%) Software Engineer
11 6 (2.91%) UI Engineer
12 5 (2.43%) Agile Developer
12 5 (2.43%) Principal Developer
12 5 (2.43%) Senior Web Developer
12 5 (2.43%) Web Developer
Libraries, Frameworks & Software Standards
1 158 (76.70%) CSS
1 158 (76.70%) React
2 152 (73.79%) HTML
3 112 (54.37%) Node.js
4 104 (50.49%) HTML5
5 95 (46.12%) Redux
6 67 (32.52%) CSS3
7 63 (30.58%) Jest
8 59 (28.64%) RESTful
9 53 (25.73%) REST
10 46 (22.33%) AngularJS
10 46 (22.33%) Sass
11 43 (20.87%) Express
12 41 (19.90%) LESS
13 23 (11.17%) D3.js
13 23 (11.17%) Vue.js
14 19 (9.22%) GraphQL
15 17 (8.25%) Spring
15 17 (8.25%) Web Services
16 15 (7.28%) JSON
Miscellaneous
1 51 (24.76%) User Experience
2 21 (10.19%) Derivative
3 16 (7.77%) Foreign Exchange (FX)
4 15 (7.28%) Greenfield Project
4 15 (7.28%) Management Information System
5 13 (6.31%) Public Cloud
6 12 (5.83%) Cloud Native
6 12 (5.83%) Data Structures
7 11 (5.34%) Algorithms
8 10 (4.85%) Equities
8 10 (4.85%) Reference Data
9 7 (3.40%) Fixed Income
10 6 (2.91%) Blockchain
11 5 (2.43%) Animation
11 5 (2.43%) Graphic Design
12 4 (1.94%) Hedge funds
12 4 (1.94%) Linux Command Line
12 4 (1.94%) Mobile App
12 4 (1.94%) W3C
13 3 (1.46%) Semantic Web
Operating Systems
1 5 (2.43%) Linux
1 5 (2.43%) Unix
2 3 (1.46%) Android
3 1 (0.49%) Apple iOS
Processes & Methodologies
1 113 (54.85%) Agile
2 65 (31.55%) Front End Development
3 56 (27.18%) CI/CD
4 43 (20.87%) Unit Testing
5 39 (18.93%) Microservices
5 39 (18.93%) UX Design
5 39 (18.93%) Web Development
6 36 (17.48%) TDD
7 32 (15.53%) OO
8 31 (15.05%) Test Automation
9 30 (14.56%) DevOps
10 28 (13.59%) Scrum
10 28 (13.59%) Software Engineering
11 23 (11.17%) Full Stack Development
11 23 (11.17%) Pair Programming
12 20 (9.71%) Continuous Integration
13 19 (9.22%) Computer Science
13 19 (9.22%) OOP
13 19 (9.22%) Problem-Solving
13 19 (9.22%) Wireframes
Programming Languages
1 192 (93.20%) JavaScript
2 133 (64.56%) TypeScript
3 41 (19.90%) Java
4 21 (10.19%) Python
5 20 (9.71%) SQL
6 18 (8.74%) C#
7 9 (4.37%) PHP
8 6 (2.91%) Ruby
9 5 (2.43%) Bash
9 5 (2.43%) SPARQL
10 4 (1.94%) ActionScript
11 3 (1.46%) ES7
12 2 (0.97%) C
13 1 (0.49%) R
Qualifications
1 19 (9.22%) Degree
2 17 (8.25%) Computer Science Degree
3 3 (1.46%) SC Cleared
3 3 (1.46%) Security Cleared
4 1 (0.49%) Numerate Degree
4 1 (0.49%) SANS
Quality Assurance & Compliance
1 24 (11.65%) Accessibility
2 6 (2.91%) WCAG
3 4 (1.94%) GDPR
4 3 (1.46%) QA
5 1 (0.49%) WAI
System Software
1 45 (21.84%) Docker
Systems Management
1 27 (13.11%) Kubernetes
2 24 (11.65%) Terraform
3 5 (2.43%) HP Fortify
4 3 (1.46%) Ansible
5 2 (0.97%) Opscode Chef
Vendors
1 8 (3.88%) Adobe
2 7 (3.40%) Microsoft
3 6 (2.91%) Oracle
4 4 (1.94%) Atlassian
4 4 (1.94%) Salesforce.com
5 3 (1.46%) hybris
6 2 (0.97%) Google
6 2 (0.97%) Salesforce Marketing Cloud
6 2 (0.97%) SAP
7 1 (0.49%) MuleSoft
7 1 (0.49%) Sitecore
7 1 (0.49%) WooCommerce