The following table provides summary statistics for contract job vacancies with a requirement for Ext JS skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited Ext JS over the 3 months to 23 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.

Sencha Ext JS
UK
3 months to
23 Jun 2017
Same period 2016 Same period 2015
Rank 544 616 572
Rank change year-on-year +72 -44  
Contract jobs citing Ext JS 58 27 67
As % of all contract IT jobs advertised in the UK 0.12% 0.050% 0.12%
As % of the Libraries, Frameworks & Software Standards category 0.39% 0.18% 0.44%
Number of daily rates quoted 43 16 52
Median daily rate £375 £413 £425
Median daily rate % change year-on-year -9.09% -2.94%  
90% offered a daily rate of more than £304 £319 £200
10% offered a daily rate of more than £600 £513 £573
UK excluding London median daily rate £375 £375 £400
% change year-on-year - -6.25%  
Number of hourly rates quoted 0 0 0
Median hourly rate - - -
UK excluding London median hourly rate - - -

Ext JS is in the industry standards, technical specifications and software library and framework skills category. The next table is for comparison with the above and provides summary statistics for all contract job vacancies with a requirement for industry standards, technical specifications and software library and framework skills.

Contract Software Library & Framework Skills
UK
Contract job vacancies with a requirement for industry standards, technical specifications and software library and framework skills 15019 15261 15400
As % of all contract IT job vacancies advertised in the UK 32.08% 28.36% 27.40%
Number of daily rates quoted 10384 10752 10284
Median daily rate £427 £420 £388
Median daily rate % change year-on-year +1.66% +8.38%  
90% offered a daily rate of more than £315 £300 £280
10% offered a daily rate of more than £580 £550 £550
UK excluding London median daily rate £400 £375 £350
% change year-on-year +6.66% +7.14%  
Number of hourly rates quoted 199 178 208
Median hourly rate £41.50 £36.50 £37.00
Median hourly rate % change year-on-year +13.69% -1.35%  
90% offered a hourly rate of more than £19.82 £16.60 £17.68
10% offered a hourly rate of more than £52.50 £51.00 £55.00
UK excluding London median hourly rate £42.50 £36.00 £40.00
% change year-on-year +18.05% -10.00%  

Ext JS
Job Vacancy Trend

The job posting trend of jobs advertised citing Ext JS as a proportion of all contract or permanent IT jobs with a match in the Libraries, Frameworks & Software Standards category.

Job vacancy trend for Ext JS in the UK

Ext JS
Contractor Daily Rate Trend

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

Contractor daily rate trend for Ext JS in the UK

Ext JS
Contractor Daily Rate Histogram

The daily rate distribution of IT jobs citing Ext JS over the 3 months to 23 June 2017.

Contractor daily rate histogram for Ext JS in the UK

Ext JS
Contractor Hourly Rate Trend

This chart provides the 3-month moving average for contractor hourly rates quoted in IT jobs citing Ext JS.

Contractor hourly rate trend for Ext JS in the UK

Ext JS
Top 22 Contract Locations

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing Ext JS within the UK over the 3 months to 23 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
England +50 40 £388 -6.06% 17
Scotland +54 18 £375 -
South West +20 17 £380 -10.58% 2
Wiltshire - 17 £380 - 2
Swindon - 16 £380 - 2
Glasgow +19 15 £375 -
London +3 14 £588 +34.28% 7
North West +26 4 £375 +7.14% 2
Manchester +15 4 £375 +7.14% 2
Leeds - 3 £400 - 2
Edinburgh - 3 £285 -
West Yorkshire - 3 £400 - 2
Yorkshire - 3 £400 - 2
Bromley - 2 £650 -
South East +7 1 £375 +17.64% 4
City of London -4 1 - -
East Midlands - 1 £350 -
Gatwick - 1 £375 -
Nottingham - 1 £350 -
Nottinghamshire - 1 £350 -
West Sussex - 1 £375 -
Canary Wharf - 1 £525 -

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

1 77 (77.00%) JavaScript
2 48 (48.00%) AngularJS
3 46 (46.00%) HTML
4 41 (41.00%) CSS
5 39 (39.00%) Java
6 36 (36.00%) MVC
6 36 (36.00%) Sencha
7 35 (35.00%) HTML5
8 30 (30.00%) Agile Software Development
9 28 (28.00%) TDD
9 28 (28.00%) Git (software)
10 27 (27.00%) Ajax
11 26 (26.00%) .NET
12 25 (25.00%) C#
13 24 (24.00%) SQL
14 23 (23.00%) Scrum
14 23 (23.00%) REST
14 23 (23.00%) CSS3
14 23 (23.00%) Twitter Bootstrap
14 23 (23.00%) Front End Development
15 22 (22.00%) jQuery
15 22 (22.00%) Finance
16 19 (19.00%) Linux
16 19 (19.00%) Selenium
16 19 (19.00%) BDD
16 19 (19.00%) MVVM
17 18 (18.00%) JSON
17 18 (18.00%) Jasmine
18 17 (17.00%) Cucumber
19 16 (16.00%) Gherkin

Ext JS
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 13 (13.00%) SAS
2 4 (4.00%) WebSphere
2 4 (4.00%) WebSphere Application Server
3 2 (2.00%) Adobe Experience Manager
3 2 (2.00%) JBoss
3 2 (2.00%) Tomcat
4 1 (1.00%) CMS
4 1 (1.00%) CoreMedia CMS
4 1 (1.00%) Elasticsearch
Applications
1 3 (3.00%) Adobe Illustrator
1 3 (3.00%) Photoshop
Business Applications
1 2 (2.00%) Oracle BPM
2 1 (1.00%) Oracle Cash Management
Cloud Services
1 2 (2.00%) GitHub
2 1 (1.00%) Amazon AWS
Communications & Networking
1 4 (4.00%) HTTP
Database & Business Intelligence
1 12 (12.00%) Big Data
2 7 (7.00%) MySQL
3 5 (5.00%) SQL Server
4 4 (4.00%) MongoDB
4 4 (4.00%) PostgreSQL
4 4 (4.00%) Relational Database
5 3 (3.00%) Oracle Database
5 3 (3.00%) SQL Server 2008
6 2 (2.00%) DB2
6 2 (2.00%) NoSQL
6 2 (2.00%) Oracle Database 10g
6 2 (2.00%) Oracle Database 11g
6 2 (2.00%) Oracle9i Database
6 2 (2.00%) Redis
6 2 (2.00%) SQL Server 2000
6 2 (2.00%) SQL Server 2005
7 1 (1.00%) Apache Cassandra
7 1 (1.00%) Couchbase
7 1 (1.00%) InfluxDB
7 1 (1.00%) SQL Server 2012
Development Applications
1 28 (28.00%) Git (software)
2 19 (19.00%) Selenium
3 18 (18.00%) Jasmine
4 17 (17.00%) Cucumber
5 10 (10.00%) SpecFlow
6 9 (9.00%) Grunt
7 7 (7.00%) Maven
8 4 (4.00%) Jenkins
8 4 (4.00%) Subversion
9 3 (3.00%) JUnit
10 2 (2.00%) AccuRev
10 2 (2.00%) Ant
10 2 (2.00%) Eclipse
10 2 (2.00%) Gradle
10 2 (2.00%) Lombardi
10 2 (2.00%) SoapUI
11 1 (1.00%) GCC
11 1 (1.00%) Mockito
11 1 (1.00%) RSpec
11 1 (1.00%) Team Foundation Server
General
1 22 (22.00%) Finance
2 16 (16.00%) Banking
3 6 (6.00%) Back Office
4 4 (4.00%) Front Office
5 2 (2.00%) Legal
5 2 (2.00%) Marketing
6 1 (1.00%) Automotive
6 1 (1.00%) Financial Institution
6 1 (1.00%) Games
6 1 (1.00%) Investment Banking
Job Titles
1 89 (89.00%) Developer
2 18 (18.00%) Front End Developer (Client-Side Developer)
2 18 (18.00%) JavaScript Developer
3 15 (15.00%) Java Developer
4 11 (11.00%) UI Developer
5 9 (9.00%) Web Developer
6 8 (8.00%) HTML Developer
6 8 (8.00%) Ruby Developer
6 8 (8.00%) Sencha Developer
7 7 (7.00%) Architect
8 6 (6.00%) .NET Developer
8 6 (6.00%) C# Developer
8 6 (6.00%) Full Stack Developer
9 5 (5.00%) Senior Developer
10 4 (4.00%) Web UI Developer
11 3 (3.00%) .NET Applications Developer
11 3 (3.00%) C# .NET Developer
11 3 (3.00%) C++ Developer
11 3 (3.00%) C++ Programmer
11 3 (3.00%) Programmer
Libraries, Frameworks & Software Standards
1 48 (48.00%) AngularJS
2 46 (46.00%) HTML
3 41 (41.00%) CSS
4 35 (35.00%) HTML5
5 27 (27.00%) Ajax
6 26 (26.00%) .NET
7 23 (23.00%) CSS3
7 23 (23.00%) REST
7 23 (23.00%) Twitter Bootstrap
8 22 (22.00%) jQuery
9 18 (18.00%) JSON
10 16 (16.00%) Gherkin
11 13 (13.00%) React
11 13 (13.00%) Spring
12 12 (12.00%) Node.js
13 10 (10.00%) SOAP
13 10 (10.00%) XML
14 9 (9.00%) Sencha Touch
15 8 (8.00%) Ruby on Rails
16 7 (7.00%) Web Services
Miscellaneous
1 10 (10.00%) Algorithms
1 10 (10.00%) Data Structures
2 6 (6.00%) Equities
3 5 (5.00%) Linux Command Line
4 4 (4.00%) Computer Science
5 3 (3.00%) Analytical Skills
6 2 (2.00%) Clustering
6 2 (2.00%) Mobile App
6 2 (2.00%) Mobile Banking
6 2 (2.00%) Replication
6 2 (2.00%) User Experience
7 1 (1.00%) Greenfield Project
7 1 (1.00%) W3C
Operating Systems
1 19 (19.00%) Linux
2 6 (6.00%) Windows
3 3 (3.00%) Unix
4 2 (2.00%) Solaris
5 1 (1.00%) Android
5 1 (1.00%) Apple iOS
5 1 (1.00%) Red Hat Enterprise Linux
5 1 (1.00%) Ubuntu
Processes & Methodologies
1 36 (36.00%) MVC
2 30 (30.00%) Agile Software Development
3 28 (28.00%) TDD
4 23 (23.00%) Front End Development
4 23 (23.00%) Scrum
5 19 (19.00%) BDD
5 19 (19.00%) MVVM
6 16 (16.00%) OO
7 9 (9.00%) Continuous Integration
8 8 (8.00%) SDLC
8 8 (8.00%) Test Automation
9 7 (7.00%) Web Development
10 5 (5.00%) Refactoring
10 5 (5.00%) Software Engineering
11 4 (4.00%) Mobile Development
11 4 (4.00%) Responsive Web Design
11 4 (4.00%) SOA
11 4 (4.00%) UML
11 4 (4.00%) Web Application Development
11 4 (4.00%) Web Design
Programming Languages
1 77 (77.00%) JavaScript
2 39 (39.00%) Java
3 25 (25.00%) C#
4 24 (24.00%) SQL
5 15 (15.00%) Python
6 11 (11.00%) Prolog
7 8 (8.00%) Ruby
8 5 (5.00%) Perl
9 4 (4.00%) ActionScript
9 4 (4.00%) C++
10 3 (3.00%) TypeScript
11 1 (1.00%) Go
11 1 (1.00%) PHP
11 1 (1.00%) Shell Script
11 1 (1.00%) VC++
Qualifications
1 1 (1.00%) Computer Science Degree
1 1 (1.00%) Degree
Quality Assurance & Compliance
1 3 (3.00%) QA
System Software
1 8 (8.00%) Docker
2 2 (2.00%) Active Directory
Systems Management
1 1 (1.00%) Grafana
1 1 (1.00%) HAProxy
1 1 (1.00%) Kibana
1 1 (1.00%) logstash
1 1 (1.00%) Marathon
1 1 (1.00%) Mesos
1 1 (1.00%) Terraform
Vendors
1 36 (36.00%) Sencha
2 12 (12.00%) Oracle
3 7 (7.00%) Apigee
3 7 (7.00%) Perforce
4 5 (5.00%) Adobe
4 5 (5.00%) SAP
5 4 (4.00%) IBM
5 4 (4.00%) Sybase
6 1 (1.00%) GigaSpaces
6 1 (1.00%) InterSystems
6 1 (1.00%) JDA
6 1 (1.00%) Microsoft
6 1 (1.00%) Red Hat
6 1 (1.00%) RedPrairie
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