The following table provides summary statistics for contract job vacancies advertised in England with a requirement for ECMAScript skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited ECMAScript over the 3 months to 24 June 2017 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
UK / England
3 months to
24 Jun 2017
Same period 2016 Same period 2015
Rank 548 581 620
Rank change year-on-year +33 +39  
Contract jobs citing ECMAScript 34 51 5
As % of all contract IT jobs advertised in England 0.080% 0.10% 0.010%
As % of the Programming Languages category 0.19% 0.26% 0.026%
Number of daily rates quoted 26 39 2
Median daily rate £433 £450 £340
Median daily rate % change year-on-year -3.88% +32.35%  
UK excluding London median daily rate £433 £450 £340
% change year-on-year -3.88% +32.35%  
Number of hourly rates quoted 0 0 0
Median hourly rate - - -
UK excluding London median hourly rate - - -

ECMAScript is in the programming language skills category. The next table is for comparison with the above and provides summary statistics for all contract job vacancies advertised in England with a requirement for programming language skills.

Contract Programming Language Skills
England
Contract job vacancies with a requirement for programming language skills 17797 19305 19561
As % of all contract IT job vacancies advertised in England 41.91% 39.10% 38.33%
Number of daily rates quoted 12243 13462 13266
Median daily rate £450 £425 £400
Median daily rate % change year-on-year +5.88% +6.25%  
90% offered a daily rate of more than £320 £300 £275
10% offered a daily rate of more than £600 £588 £575
UK excluding London median daily rate £400 £375 £350
% change year-on-year +6.66% +7.14%  
Number of hourly rates quoted 359 413 395
Median hourly rate £41.75 £37.50 £37.00
Median hourly rate % change year-on-year +11.33% +1.35%  
90% offered a hourly rate of more than £21.85 £15.95 £19.00
10% offered a hourly rate of more than £51.30 £51.10 £50.00
UK excluding London median hourly rate £42.50 £37.50 £36.50
% change year-on-year +13.33% +2.73%  

ECMAScript
Job Vacancy Trend in England

The job posting trend of jobs advertised in England citing ECMAScript as a proportion of all contract or permanent IT jobs with a match in the Programming Languages category.

Job vacancy trend for ECMAScript in England

ECMAScript
Contractor Daily Rate Trend in England

This chart provides the 3-month moving average for daily rates quoted in contract jobs citing ECMAScript in England.

Contractor daily rate trend for ECMAScript in England

ECMAScript
Contractor Daily Rate Histogram in England

The daily rate distribution of IT jobs citing ECMAScript in England over the 3 months to 24 June 2017.

Contractor daily rate histogram for ECMAScript in England

ECMAScript
Contract Job Locations in England

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing ECMAScript within the England region over the 3 months to 24 June 2017. The 'Rank Change' column provides an indication of the change in demand within each location based on the same 3 month period last year.

Location Rank Change
on Same Period
Last Year
Matching
Contract
IT Job Ads
Median
Daily Rate
Last 3 Months
Median Daily Rate
% Change
on Same Period
Last Year
Live
Job
Vacancies
London +5 16 £445 -11.00% 4
South East - 7 £365 - 3
Yorkshire +15 5 £475 +5.55% 1
North West - 5 £425 -
East of England -6 1 £400 +5.26% 1
ECMAScript
UK

For the 6 months to 24 June 2017, IT contractor jobs citing ECMAScript also mentioned the following skills in order of popularity. The figures indicate the number co-occurrences and its proportion to all contract ads across the England region with a requirement for ECMAScript.

1 67 (100.00%) JavaScript
2 58 (86.57%) CSS
3 53 (79.10%) HTML
4 51 (76.12%) Agile Software Development
5 42 (62.69%) CSS3
6 40 (59.70%) HTML5
7 36 (53.73%) Node.js
8 33 (49.25%) TDD
9 31 (46.27%) gulp
9 31 (46.27%) ES6
10 28 (41.79%) AngularJS
11 27 (40.30%) React
11 27 (40.30%) jQuery
12 24 (35.82%) REST
12 24 (35.82%) BDD
13 23 (34.33%) Sass
14 21 (31.34%) JSON
14 21 (31.34%) Java
15 20 (29.85%) Software Engineering
15 20 (29.85%) Front End Development
16 19 (28.36%) Scrum
17 17 (25.37%) Redux
18 16 (23.88%) Grunt
19 15 (22.39%) User Experience
19 15 (22.39%) Web Development
19 15 (22.39%) Unit Testing
20 14 (20.90%) MVC
20 14 (20.90%) Unix
20 14 (20.90%) Linux
21 13 (19.40%) Git (software)

ECMAScript
Co-occurring IT Skills in England 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 6 (8.96%) CMS
2 3 (4.48%) NServiceBus
3 2 (2.99%) Elasticsearch
4 1 (1.49%) Adobe Experience Manager
4 1 (1.49%) Liferay
4 1 (1.49%) SAS
4 1 (1.49%) SharePoint
4 1 (1.49%) SharePoint 2013
Applications
1 11 (16.42%) Photoshop
2 3 (4.48%) Adobe Illustrator
2 3 (4.48%) OmniGraffle
3 1 (1.49%) InfoPath
3 1 (1.49%) Microsoft Office
Business Applications
1 3 (4.48%) SDL Web 8
Cloud Services
1 9 (13.43%) Amazon AWS
2 4 (5.97%) AWS Elastic Beanstalk
3 3 (4.48%) Microsoft Azure
4 2 (2.99%) SaaS
5 1 (1.49%) GitHub
Communications & Networking
1 6 (8.96%) Internet
2 1 (1.49%) Intranet
Database & Business Intelligence
1 5 (7.46%) Redis
2 4 (5.97%) MySQL
3 3 (4.48%) MongoDB
4 2 (2.99%) Aerospike
4 2 (2.99%) SQL Server
5 1 (1.49%) CouchDB
5 1 (1.49%) Relational Database
Development Applications
1 31 (46.27%) gulp
2 16 (23.88%) Grunt
3 13 (19.40%) Git (software)
3 13 (19.40%) Jenkins
4 11 (16.42%) Mocha
4 11 (16.42%) webpack
5 8 (11.94%) Selenium
6 7 (10.45%) Babel
6 7 (10.45%) Jasmine
7 6 (8.96%) Cucumber
7 6 (8.96%) Maven
8 5 (7.46%) Gradle
8 5 (7.46%) JIRA
8 5 (7.46%) JSHint
8 5 (7.46%) JUnit
8 5 (7.46%) Mockito
8 5 (7.46%) SonarQube
8 5 (7.46%) Spock
8 5 (7.46%) TeamCity
8 5 (7.46%) WebDriver
General
1 6 (8.96%) Banking
2 5 (7.46%) Finance
3 1 (1.49%) Games
Job Titles
1 63 (94.03%) Developer
2 15 (22.39%) Front End Developer (Client-Side Developer)
3 14 (20.90%) Senior Developer
4 13 (19.40%) JavaScript Developer
5 7 (10.45%) Node.js Developer
5 7 (10.45%) PHP Developer
5 7 (10.45%) Web Developer
6 6 (8.96%) .NET Developer
6 6 (8.96%) Full Stack Developer
7 5 (7.46%) Agile Developer
7 5 (7.46%) Angular Developer
7 5 (7.46%) Java Developer
7 5 (7.46%) Senior Front-End Developer
8 4 (5.97%) Senior Web Developer
8 4 (5.97%) Software Engineer
9 3 (4.48%) Mobile Developer
9 3 (4.48%) Senior .NET Developer
9 3 (4.48%) Senior Full Stack Developer
10 2 (2.99%) C# .NET Developer
10 2 (2.99%) WCF Developer
Libraries, Frameworks & Software Standards
1 58 (86.57%) CSS
2 53 (79.10%) HTML
3 42 (62.69%) CSS3
4 40 (59.70%) HTML5
5 36 (53.73%) Node.js
6 28 (41.79%) AngularJS
7 27 (40.30%) jQuery
7 27 (40.30%) React
8 24 (35.82%) REST
9 23 (34.33%) Sass
10 21 (31.34%) JSON
11 17 (25.37%) Redux
12 12 (17.91%) Ajax
12 12 (17.91%) Web Services
13 11 (16.42%) Twitter Bootstrap
14 9 (13.43%) .NET
14 9 (13.43%) Hibernate
14 9 (13.43%) LESS
14 9 (13.43%) React Native
15 8 (11.94%) XML
Miscellaneous
1 15 (22.39%) User Experience
2 10 (14.93%) Mobile App
3 5 (7.46%) Foreign Exchange (FX)
3 5 (7.46%) Linux Command Line
4 3 (4.48%) Graphic Design
4 3 (4.48%) Greenfield Project
5 2 (2.99%) Data Structures
6 1 (1.49%) Clustering
6 1 (1.49%) Computer Science
6 1 (1.49%) Digital Media
6 1 (1.49%) Smartphone
6 1 (1.49%) Taxonomies
6 1 (1.49%) W3C
Operating Systems
1 14 (20.90%) Linux
1 14 (20.90%) Unix
2 1 (1.49%) Windows
Processes & Methodologies
1 51 (76.12%) Agile Software Development
2 33 (49.25%) TDD
3 24 (35.82%) BDD
4 20 (29.85%) Front End Development
4 20 (29.85%) Software Engineering
5 19 (28.36%) Scrum
6 15 (22.39%) Unit Testing
6 15 (22.39%) Web Development
7 14 (20.90%) MVC
8 13 (19.40%) Test Automation
9 10 (14.93%) Workflow
10 9 (13.43%) OO
11 8 (11.94%) OOP
11 8 (11.94%) SOA
12 7 (10.45%) Content Management
12 7 (10.45%) Digital Transformation Programme
12 7 (10.45%) Responsive Web Design
13 6 (8.96%) Cross-Browser Compatibility
13 6 (8.96%) MVVM
13 6 (8.96%) Push Notifications
Programming Languages
1 67 (100.00%) JavaScript
2 31 (46.27%) ES6
3 21 (31.34%) Java
4 10 (14.93%) Python
5 8 (11.94%) SQL
6 7 (10.45%) C#
6 7 (10.45%) PHP
6 7 (10.45%) TypeScript
7 6 (8.96%) Groovy
7 6 (8.96%) Ruby
7 6 (8.96%) Scala
8 5 (7.46%) Korn
8 5 (7.46%) Shell Script
8 5 (7.46%) XPath
9 3 (4.48%) Dart
9 3 (4.48%) PL/SQL
9 3 (4.48%) T-SQL
Qualifications
1 6 (8.96%) Degree
2 4 (5.97%) OCPJP
3 1 (1.49%) BPSS Clearance
3 1 (1.49%) Computer Science Degree
3 1 (1.49%) MOS
3 1 (1.49%) Security Cleared
Quality Assurance & Compliance
1 5 (7.46%) FATCA
2 1 (1.49%) Disclosure Scotland
Vendors
1 6 (8.96%) Zend
2 5 (7.46%) Microsoft
2 5 (7.46%) Solace
3 2 (2.99%) Adobe
Leatherhead, Surrey
TLP Consultancy Ltd.
Rate: £300 - £400 per day
Posted: Yesterday
Lake, Wiltshire
Westhouse Consulting GmbH
Posted: 3 days ago
City, London
ANSON MCCADE
Rate: £450 - £550
Posted: 5 days ago
Cambridge, Cambridgeshire
Harvey Nash plc
Posted: 3 days ago
Reading
Spectrum IT
Rate: negotiable
Posted: 12 days ago