Period
to 23 November 2017

The following table provides summary statistics for permanent job vacancies with a requirement for ECMAScript skills. Included is a benchmarking guide to the salaries offered in vacancies that have cited ECMAScript over the 6 months to 23 November 2017 with a comparison to the same period in the previous 2 years.

ECMAScript
UK
6 months to
23 Nov 2017
Same period 2016 Same period 2015
Rank 1038 1136 1253
Rank change year-on-year +98 +117 +13
Permanent jobs citing ECMAScript 151 101 43
As % of all permanent IT jobs advertised in the UK 0.084% 0.053% 0.020%
As % of the Programming Languages category 0.15% 0.10% 0.038%
Number of salaries quoted 126 92 41
UK median annual salary £60,000 £61,250 £57,500
Median salary % change year-on-year -2.04% +6.52% +35.29%
10th Percentile £40,625 £38,750 £33,750
90th Percentile £82,500 £83,750 £66,250
UK excluding London median annual salary £50,000 £42,500 £43,750
% change year-on-year +17.65% -2.86% +16.67%

ECMAScript 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 99519 100442 112575
As % of all permanent IT jobs advertised in the UK 55.25% 52.92% 51.76%
Number of salaries quoted 81976 86632 96296
UK median annual salary £49,500 £47,500 £45,000
Median salary % change year-on-year +4.21% +5.56% +2.27%
10th Percentile £29,000 £28,750 £27,500
90th Percentile £77,500 £76,250 £75,000
UK excluding London median annual salary £42,500 £41,500 £40,000
% change year-on-year +2.41% +3.75% +1.27%

ECMAScript
Job Vacancy Trend

Job postings citing ECMAScript as a percentage of all IT jobs advertised.

Job vacancy trend for ECMAScript in the UK

ECMAScript
Salary Trend

This chart provides the 3-month moving average for salaries quoted in permanent IT jobs citing ECMAScript.

Salary trend for ECMAScript in the UK

ECMAScript
Salary Histogram

The salary distribution of IT jobs citing ECMAScript over the 6 months to 23 November 2017.

Salary histogram for ECMAScript in the UK

ECMAScript
Top 11 Job Locations

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing ECMAScript within the UK over the 6 months to 23 November 2017. 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 +88 149 £60,000 - 9
London +12 92 £65,000 - 3
UK excluding London +92 58 £50,000 +17.65% 6
South East +74 43 £50,000 +14.29% 5
South West +15 8 £40,000 -5.88%
East Midlands +31 3 £50,000 +17.65%
Midlands +22 3 £50,000 +17.65%
North of England - 3 £55,000 - 1
North West - 2 £56,250 -
Yorkshire - 1 £43,000 - 1
Scotland - 1 £37,500 -

For the 6 months to 23 November 2017, IT jobs citing ECMAScript also mentioned the following skills in order of popularity. The figures indicate the number co-occurrences and its proportion to all job ads with a requirement for ECMAScript.

1 151 (100.00%) JavaScript
2 127 (84.11%) CSS
3 122 (80.79%) HTML
4 120 (79.47%) AngularJS
5 100 (66.23%) HTML5
6 92 (60.93%) ES6
7 81 (53.64%) Agile Software Development
8 76 (50.33%) Front End Development
9 74 (49.01%) CSS3
10 60 (39.74%) React
11 57 (37.75%) jQuery
12 54 (35.76%) OO
13 53 (35.10%) Node.js
14 52 (34.44%) TDD
15 51 (33.77%) Sass
16 50 (33.11%) npm
17 48 (31.79%) gulp
17 48 (31.79%) Unit Testing
18 47 (31.13%) webpack
19 46 (30.46%) Web Development
20 44 (29.14%) User Experience
21 42 (27.81%) Git (software)
22 40 (26.49%) RESTful
23 38 (25.17%) Java
24 35 (23.18%) JSON
25 32 (21.19%) Karma Test Runner
25 32 (21.19%) Jasmine
26 30 (19.87%) KnockoutJS
26 30 (19.87%) Scrum
27 28 (18.54%) Software Engineering

ECMAScript
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 12 (7.95%) CMS
2 9 (5.96%) Apache
2 9 (5.96%) Elasticsearch
2 9 (5.96%) nginx
3 7 (4.64%) Apache Solr
4 4 (2.65%) Jetty
4 4 (2.65%) Mule
4 4 (2.65%) Mule ESB
4 4 (2.65%) Tomcat
5 2 (1.32%) OpenStack
5 2 (1.32%) SAS
6 1 (0.66%) Umbraco
Applications
1 1 (0.66%) Photoshop
Cloud Services
1 50 (33.11%) npm
2 25 (16.56%) Firebase
3 19 (12.58%) SaaS
4 17 (11.26%) Amazon AWS
5 12 (7.95%) GitHub
6 10 (6.62%) Microsoft Azure
7 7 (4.64%) Google Analytics
7 7 (4.64%) Slack
7 7 (4.64%) Yarn
8 2 (1.32%) OpenShift
Communications & Networking
1 22 (14.57%) Internet
2 1 (0.66%) HTTP
Database & Business Intelligence
1 19 (12.58%) SQLite
2 14 (9.27%) MySQL
3 13 (8.61%) MongoDB
3 13 (8.61%) NoSQL
4 9 (5.96%) Redis
5 4 (2.65%) Amazon Redshift
5 4 (2.65%) Looker
6 2 (1.32%) Aerospike
Development Applications
1 48 (31.79%) gulp
2 47 (31.13%) webpack
3 42 (27.81%) Git (software)
4 32 (21.19%) Jasmine
4 32 (21.19%) Karma Test Runner
5 22 (14.57%) Bower
5 22 (14.57%) PostCSS
6 14 (9.27%) Jenkins
6 14 (9.27%) Protractor
7 12 (7.95%) Grunt
8 11 (7.28%) Babel
9 9 (5.96%) Selenium
10 8 (5.30%) Mocha
10 8 (5.30%) Subversion
11 7 (4.64%) Maven
11 7 (4.64%) Vagrant
12 6 (3.97%) Bitbucket
12 6 (3.97%) Cucumber
13 4 (2.65%) Mercurial
13 4 (2.65%) Spock
General
1 17 (11.26%) Finance
1 17 (11.26%) Marketing
2 10 (6.62%) Advertising
2 10 (6.62%) Retail
3 6 (3.97%) Banking
4 4 (2.65%) Investment Banking
4 4 (2.65%) Retail Banking
5 3 (1.99%) Front Office
6 2 (1.32%) Games
7 1 (0.66%) Telecoms
Job Titles
1 127 (84.11%) Developer
2 54 (35.76%) Front End Developer (Client-Side Developer)
3 53 (35.10%) Senior Developer
4 43 (28.48%) JavaScript Developer
5 30 (19.87%) Angular Developer
6 23 (15.23%) Senior Front-End Developer
7 22 (14.57%) Android Developer
8 17 (11.26%) Applications Developer
9 12 (7.95%) Senior Android Developer
10 11 (7.28%) Full Stack Developer
10 11 (7.28%) Senior Applications Developer
11 8 (5.30%) .NET Developer
11 8 (5.30%) Java Developer
11 8 (5.30%) Senior .NET Developer
11 8 (5.30%) Senior Full Stack Developer
12 7 (4.64%) Lead Developer
12 7 (4.64%) Software Engineer
13 6 (3.97%) Agile Developer
13 6 (3.97%) Senior JavaScript Developer
14 5 (3.31%) HTML Developer
Libraries, Frameworks & Software Standards
1 127 (84.11%) CSS
2 122 (80.79%) HTML
3 120 (79.47%) AngularJS
4 100 (66.23%) HTML5
5 74 (49.01%) CSS3
6 60 (39.74%) React
7 57 (37.75%) jQuery
8 53 (35.10%) Node.js
9 51 (33.77%) Sass
10 40 (26.49%) RESTful
11 35 (23.18%) JSON
12 30 (19.87%) KnockoutJS
13 27 (17.88%) Angular 2
14 26 (17.22%) .NET
14 26 (17.22%) ASP.NET
15 24 (15.89%) LESS
15 24 (15.89%) Vue (Vue.js)
16 23 (15.23%) REST
17 19 (12.58%) Apache Cordova
17 19 (12.58%) Twitter Bootstrap
Miscellaneous
1 44 (29.14%) User Experience
2 16 (10.60%) Computer Science
3 13 (8.61%) Greenfield Project
4 11 (7.28%) Fintech
5 6 (3.97%) Data Structures
6 5 (3.31%) RIA
7 4 (2.65%) Derivative
7 4 (2.65%) Mobile App
8 1 (0.66%) Graphic Design
Operating Systems
1 26 (17.22%) Android
2 13 (8.61%) Linux
3 4 (2.65%) Apple iOS
3 4 (2.65%) Unix
4 2 (1.32%) Windows
4 2 (1.32%) Windows Phone
Processes & Methodologies
1 81 (53.64%) Agile Software Development
2 76 (50.33%) Front End Development
3 54 (35.76%) OO
4 52 (34.44%) TDD
5 48 (31.79%) Unit Testing
6 46 (30.46%) Web Development
7 30 (19.87%) Scrum
8 28 (18.54%) Software Engineering
9 26 (17.22%) Continuous Integration
10 24 (15.89%) Android Development
11 23 (15.23%) MVC
12 22 (14.57%) Test Automation
13 21 (13.91%) Change Management
14 20 (13.25%) Cross-Browser Compatibility
15 19 (12.58%) OOP
16 18 (11.92%) BDD
17 17 (11.26%) MVVM
18 16 (10.60%) Open Source
19 15 (9.93%) Push Notifications
20 13 (8.61%) Migration
Programming Languages
1 151 (100.00%) JavaScript
2 92 (60.93%) ES6
3 38 (25.17%) Java
4 25 (16.56%) C#
5 22 (14.57%) Bash Shell
6 18 (11.92%) SQL
7 13 (8.61%) TypeScript
8 10 (6.62%) PHP
9 7 (4.64%) PHP 5
9 7 (4.64%) PHP 7
10 4 (2.65%) Groovy
11 3 (1.99%) Python
12 2 (1.32%) PL/SQL
13 1 (0.66%) C
Qualifications
1 21 (13.91%) Degree
2 16 (10.60%) Computer Science Degree
3 2 (1.32%) Security Cleared
4 1 (0.66%) SC Cleared
Quality Assurance & Compliance
1 5 (3.31%) WCAG
System Software
1 11 (7.28%) Docker
Systems Management
1 7 (4.64%) Hadoop YARN
2 2 (1.32%) Ansible
2 2 (1.32%) Kubernetes
2 2 (1.32%) Opscode Chef
2 2 (1.32%) Puppet
Vendors
1 12 (7.95%) Twitter
2 9 (5.96%) Google
3 7 (4.64%) Microsoft
4 4 (2.65%) Oracle
5 3 (1.99%) Capita