Period
to 15 June 2021

The following table provides summary statistics for permanent job vacancies 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 15 June 2021 with a comparison to the same period in the previous 2 years.

ECMAScript 2015 (JavaScript ES2015, ES6)
UK
6 months to
15 Jun 2021
Same period 2020 Same period 2019
Rank 266 282 290
Rank change year-on-year +16 +8 +86
Permanent jobs citing ES6 1,281 909 1,646
As % of all permanent jobs advertised in the UK 1.27% 1.08% 1.15%
As % of the Programming Languages category 2.30% 1.96% 2.12%
Number of salaries quoted 834 763 1,336
10th Percentile £37,500 £35,000 £32,500
25th Percentile £45,000 £43,750 £42,500
Median annual salary (50th Percentile) £61,500 £57,500 £55,000
Median % change year-on-year +6.96% +4.55% -4.35%
75th Percentile £75,000 £73,125 £72,500
90th Percentile £85,000 £86,250 £85,000
UK excluding London median annual salary £52,500 £47,500 £46,000
% change year-on-year +10.53% +3.26% +2.22%

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 with a requirement for coding skills.

All Programming Languages
UK
Permanent vacancies with a requirement for coding skills 55,612 46,384 77,695
As % of all permanent IT jobs advertised in the UK 55.08% 55.35% 54.08%
Number of salaries quoted 40,267 38,499 64,106
10th Percentile £33,750 £32,500 £31,250
25th Percentile £42,500 £41,250 £37,500
Median annual salary (50th Percentile) £55,000 £55,000 £52,500
Median % change year-on-year - +4.76% +5.00%
75th Percentile £75,000 £73,750 £70,000
90th Percentile £92,500 £90,000 £85,000
UK excluding London median annual salary £50,000 £47,500 £45,000
% change year-on-year +5.26% +5.56% -

ES6
Job Vacancy Trend

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

Job vacancy trend for ES6 in the UK

ES6
Salary Trend

3-month moving average salary quoted in jobs citing ES6.

Salary trend for ES6 in the UK

ES6
Salary Histogram

Salary distribution for jobs citing ES6 over the 6 months to 15 June 2021.

Salary histogram for ES6 in the UK

ES6
Top 17 Job Locations

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing ES6 within the UK over the 6 months to 15 June 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
England +40 1,213 £61,000 +3.83% 193
London +68 717 £70,000 +0.72% 97
UK excluding London -38 483 £52,500 +10.53% 107
Work from Home -73 272 £62,500 -3.85% 47
South East +7 136 £55,000 +10.00% 14
South West +4 127 £50,000 +14.29% 16
North of England -59 109 £52,500 +5.00% 37
Midlands -16 85 £50,000 - 23
West Midlands -26 66 £57,500 +15.00% 15
North West -55 58 £55,000 +10.00% 18
Yorkshire -12 48 £52,500 +5.00% 13
East Midlands -16 17 £48,000 +12.94% 8
East of England -25 12 £65,000 +36.84% 6
Scotland -66 12 £48,750 +26.62% 4
Wales +3 3 £41,500 +3.75% 6
North East -30 3 £42,500 -10.53% 6
Northern Ireland - 2 £52,500 - 1

For the 6 months to 15 June 2021, 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 with a requirement for ES6.

1 1,215 (94.85%) JavaScript
2 778 (60.73%) CSS
3 738 (57.61%) React
4 721 (56.28%) HTML
5 699 (54.57%) Agile Software Development
6 611 (47.70%) Node.js
7 567 (44.26%) TypeScript
8 562 (43.87%) Git (software)
9 561 (43.79%) Front End Development
10 446 (34.82%) Sass
11 365 (28.49%) User Experience
12 351 (27.40%) AngularJS
13 344 (26.85%) HTML5
14 343 (26.78%) AWS
15 330 (25.76%) Redux
16 326 (25.45%) webpack
17 319 (24.90%) Docker
18 278 (21.70%) Software Engineering
19 257 (20.06%) TDD
20 255 (19.91%) Vue.js
21 246 (19.20%) CSS3
22 239 (18.66%) DevOps
23 223 (17.41%) Finance
24 214 (16.71%) GraphQL
25 213 (16.63%) Azure
26 206 (16.08%) Microservices
27 202 (15.77%) Social Skills
28 197 (15.38%) Java
29 193 (15.07%) Scrum
30 192 (14.99%) RESTful

ES6
Co-occurring IT Skills 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 50 (3.90%) CMS
2 44 (3.43%) WordPress
3 38 (2.97%) Elasticsearch
4 31 (2.42%) Cloud Foundry
5 23 (1.80%) nginx
6 20 (1.56%) Apache Spark
7 15 (1.17%) Drupal
8 13 (1.01%) Apache
8 13 (1.01%) IIS
9 10 (0.78%) Umbraco
10 9 (0.70%) Headless CMS
10 9 (0.70%) IBM Domino
11 8 (0.62%) Tomcat
12 7 (0.55%) EPiServer
12 7 (0.55%) Sitecore CMS
13 6 (0.47%) Confluence
13 6 (0.47%) NServiceBus
14 5 (0.39%) Adobe Experience Manager
15 4 (0.31%) Kentico
16 2 (0.16%) SilverStripe
Applications
1 40 (3.12%) Sketch
2 27 (2.11%) InVision
3 11 (0.86%) Photoshop
4 9 (0.70%) UXPin
5 7 (0.55%) Adobe XD
5 7 (0.55%) Chatbot
6 6 (0.47%) Figma
6 6 (0.47%) Revit
7 5 (0.39%) AutoCAD
8 4 (0.31%) Adobe Illustrator
8 4 (0.31%) Zeplin
9 2 (0.16%) Adobe Creative Suite
10 1 (0.078%) Adobe Premiere
10 1 (0.078%) Final Cut Pro
10 1 (0.078%) Microsoft Excel
10 1 (0.078%) Microsoft PowerPoint
Business Applications
1 19 (1.48%) Magento
2 18 (1.41%) Shopify
3 3 (0.23%) SAP Hybris
4 1 (0.078%) Infor M3
Cloud Services
1 343 (26.78%) AWS
2 213 (16.63%) Azure
3 171 (13.35%) npm
4 117 (9.13%) Serverless
5 107 (8.35%) GCP
6 90 (7.03%) SaaS
7 77 (6.01%) GitHub
8 75 (5.85%) AWS Lambda
9 68 (5.31%) Amazon S3
10 62 (4.84%) AWS CloudFormation
11 54 (4.22%) Amazon EC2
12 53 (4.14%) Yarn
13 49 (3.83%) CloudFront
14 45 (3.51%) Amazon SQS
15 40 (3.12%) PaaS
16 39 (3.04%) Amazon ECS
17 38 (2.97%) Heroku
18 35 (2.73%) Virtual Private Cloud
19 32 (2.50%) IaaS
20 21 (1.64%) Codefresh
Communications & Networking
1 47 (3.67%) Internet
2 33 (2.58%) HTTP
3 10 (0.78%) DNS
4 9 (0.70%) SSH
5 5 (0.39%) Skype
5 5 (0.39%) SMS
6 3 (0.23%) Broadband
7 1 (0.078%) Bluetooth
7 1 (0.078%) Intranet
7 1 (0.078%) RIP
Database & Business Intelligence
1 114 (8.90%) PostgreSQL
2 101 (7.88%) MySQL
3 98 (7.65%) NoSQL
4 67 (5.23%) SQL Server
5 56 (4.37%) MongoDB
6 52 (4.06%) Amazon RDS
7 47 (3.67%) Redis
8 38 (2.97%) Amazon DynamoDB
9 24 (1.87%) Relational Database
10 21 (1.64%) Big Data
11 19 (1.48%) Hadoop
12 18 (1.41%) Apache Hive
13 12 (0.94%) Apache Cassandra
13 12 (0.94%) Blockchain
14 9 (0.70%) BigQuery
14 9 (0.70%) Data Warehouse
15 8 (0.62%) Data Mining
16 7 (0.55%) Amazon Aurora
17 4 (0.31%) FileMaker
18 3 (0.23%) RDBMS
Development Applications
1 562 (43.87%) Git (software)
2 326 (25.45%) webpack
3 148 (11.55%) gulp
4 99 (7.73%) JIRA
5 84 (6.56%) Mocha
6 79 (6.17%) Jenkins
7 66 (5.15%) Babel
8 45 (3.51%) Cypress.io
8 45 (3.51%) PostCSS
9 43 (3.36%) Storybook
10 42 (3.28%) CircleCI
11 38 (2.97%) Bitbucket
12 37 (2.89%) Jasmine
13 36 (2.81%) git-flow
14 32 (2.50%) Selenium
15 27 (2.11%) Maven
16 22 (1.72%) Grunt
17 21 (1.64%) Travis CI
18 20 (1.56%) RSpec
19 18 (1.41%) Cucumber
General
1 223 (17.41%) Finance
2 202 (15.77%) Social Skills
3 92 (7.18%) Marketing
4 83 (6.48%) Games
5 51 (3.98%) Banking
6 46 (3.59%) Local Government
6 46 (3.59%) Public Sector
7 44 (3.43%) Legal
8 37 (2.89%) Presentation Skills
9 36 (2.81%) Publishing
10 30 (2.34%) Retail
11 25 (1.95%) Analytical Skills
12 16 (1.25%) Wearables
13 13 (1.01%) Pharmaceutical
14 12 (0.94%) Front Office
15 11 (0.86%) Automotive
15 11 (0.86%) Investment Banking
16 10 (0.78%) Back Office
17 8 (0.62%) Aerospace
18 7 (0.55%) Telecoms
Job Titles
1 899 (70.18%) Developer
2 354 (27.63%) Front End Developer (Client-Side Developer)
3 255 (19.91%) React Developer
4 230 (17.95%) Senior Developer
5 125 (9.76%) JavaScript Developer
6 121 (9.45%) Software Engineer
7 110 (8.59%) Full Stack Developer
8 108 (8.43%) Senior Front-End Developer
9 77 (6.01%) Senior React Developer
10 66 (5.15%) Java Developer
11 64 (5.00%) Senior Software Engineer
12 62 (4.84%) Lead Developer
13 56 (4.37%) UI Developer
14 55 (4.29%) Software Developer
15 37 (2.89%) Angular Developer
15 37 (2.89%) Backend Developer
16 31 (2.42%) Senior JavaScript Developer
17 27 (2.11%) Python Developer
18 25 (1.95%) Node.js Developer
19 24 (1.87%) Junior
Libraries, Frameworks & Software Standards
1 778 (60.73%) CSS
2 738 (57.61%) React
3 721 (56.28%) HTML
4 611 (47.70%) Node.js
5 446 (34.82%) Sass
6 351 (27.40%) AngularJS
7 344 (26.85%) HTML5
8 330 (25.76%) Redux
9 255 (19.91%) Vue.js
10 246 (19.20%) CSS3
11 214 (16.71%) GraphQL
12 192 (14.99%) RESTful
13 185 (14.44%) Jest
14 172 (13.43%) React Native
15 139 (10.85%) REST
16 137 (10.69%) .NET
17 123 (9.60%) LESS
18 119 (9.29%) Web Services
19 108 (8.43%) jQuery
20 92 (7.18%) Twitter Bootstrap
Miscellaneous
1 365 (28.49%) User Experience
2 104 (8.12%) Greenfield Project
3 82 (6.40%) Mobile App
4 52 (4.06%) Linux Command Line
5 51 (3.98%) Blog
6 42 (3.28%) Data Structures
7 38 (2.97%) Self-Motivation
8 32 (2.50%) Algorithms
9 30 (2.34%) Virtual Team
10 21 (1.64%) W3C
11 19 (1.48%) Derivative
11 19 (1.48%) Equities
11 19 (1.48%) Wiki
12 12 (0.94%) Enterprise Software
12 12 (0.94%) Online Games
13 11 (0.86%) Foreign Exchange (FX)
13 11 (0.86%) OTC Derivatives
14 10 (0.78%) BYOD
15 8 (0.62%) Client/Server
15 8 (0.62%) Smartphone
Operating Systems
1 92 (7.18%) Android
2 84 (6.56%) Linux
3 70 (5.46%) Apple iOS
4 37 (2.89%) Windows
5 20 (1.56%) Unix
6 6 (0.47%) Ubuntu
7 4 (0.31%) Debian
8 3 (0.23%) Red Hat Enterprise Linux
9 1 (0.078%) CentOS
9 1 (0.078%) Mac OS X
Processes & Methodologies
1 699 (54.57%) Agile Software Development
2 561 (43.79%) Front End Development
3 278 (21.70%) Software Engineering
4 257 (20.06%) TDD
5 239 (18.66%) DevOps
6 206 (16.08%) Microservices
7 193 (15.07%) Scrum
8 170 (13.27%) Unit Testing
9 152 (11.87%) Mentoring
10 151 (11.79%) OO
11 147 (11.48%) Problem-Solving
12 146 (11.40%) Test Automation
13 140 (10.93%) Web Development
14 134 (10.46%) Computer Science
15 118 (9.21%) Fintech
16 115 (8.98%) Continuous Integration
17 111 (8.67%) Open Source
18 102 (7.96%) OOP
19 91 (7.10%) Kanban
20 90 (7.03%) Workflow
Programming Languages
1 1,215 (94.85%) JavaScript
2 567 (44.26%) TypeScript
3 197 (15.38%) Java
4 171 (13.35%) PHP
5 156 (12.18%) C#
6 147 (11.48%) SQL
7 132 (10.30%) Python
8 128 (9.99%) ES7
9 75 (5.85%) Ruby
10 68 (5.31%) Scala
11 59 (4.61%) Kotlin
12 36 (2.81%) Go
13 35 (2.73%) Apple Swift
14 34 (2.65%) Objective-C
15 33 (2.58%) Bash Shell
16 31 (2.42%) Elm
17 25 (1.95%) ES8
17 25 (1.95%) Java 8
18 18 (1.41%) Rust
19 14 (1.09%) C
Qualifications
1 186 (14.52%) Degree
2 83 (6.48%) Computer Science Degree
3 28 (2.19%) SANS
4 22 (1.72%) Master's Degree
5 9 (0.70%) PhD
6 6 (0.47%) Security Cleared
7 5 (0.39%) AWS Certification
7 5 (0.39%) SC Cleared
Quality Assurance & Compliance
1 127 (9.91%) Accessibility
2 81 (6.32%) QA
3 29 (2.26%) WCAG
4 6 (0.47%) GDPR
5 1 (0.078%) ISO/IEC 27001
System Software
1 319 (24.90%) Docker
2 7 (0.55%) Apache ZooKeeper
2 7 (0.55%) etcd
3 2 (0.16%) Varnish
4 1 (0.078%) Active Directory
4 1 (0.078%) VirtualBox
Systems Management
1 190 (14.83%) Kubernetes
2 98 (7.65%) Terraform
3 10 (0.78%) Hadoop YARN
4 7 (0.55%) Consul
5 6 (0.47%) Ansible
6 4 (0.31%) Marathon
6 4 (0.31%) Mesos
7 3 (0.23%) Kubeflow
8 2 (0.16%) Icinga
8 2 (0.16%) Kibana
8 2 (0.16%) Puppet
8 2 (0.16%) ZABBIX
9 1 (0.078%) Pingdom
9 1 (0.078%) Single Sign-On
Vendors
1 121 (9.45%) Google
2 36 (2.81%) Microsoft
3 20 (1.56%) Apple
4 18 (1.41%) Sony
5 16 (1.25%) Adobe
6 13 (1.01%) Sage
7 12 (0.94%) Atlassian
8 11 (0.86%) Murex
8 11 (0.86%) Oracle
8 11 (0.86%) Sophis
9 10 (0.78%) Zend
10 9 (0.70%) Instagram
11 8 (0.62%) Facebook
12 7 (0.55%) Bloomberg
12 7 (0.55%) DocuSign
12 7 (0.55%) Reuters
12 7 (0.55%) Salesforce.com
12 7 (0.55%) Sitecore
12 7 (0.55%) TOWER Software
12 7 (0.55%) Wallstreet Suite