Period
to 24 November 2017

The following table provides summary statistics for permanent job vacancies advertised in the City of London with a requirement for Ext JS skills. Included is a benchmarking guide to the salaries offered in vacancies that have cited Ext JS over the 6 months to 24 November 2017 with a comparison to the same period in the previous 2 years.

Sencha Ext JS
Central London > City of London
6 months to
24 Nov 2017
Same period 2016 Same period 2015
Rank 315 300 356
Rank change year-on-year -15 +56 +75
Permanent jobs citing Ext JS 11 53 68
As % of all permanent IT jobs advertised in the City of London 0.11% 0.46% 0.40%
As % of the Libraries, Frameworks & Software Standards category 0.27% 1.11% 1.10%
Number of salaries quoted 11 46 59
City of London median annual salary £65,000 £55,000 £80,000
Median salary % change year-on-year +18.18% -31.25% +33.33%
10th Percentile £58,750 £52,500 £52,000
90th Percentile £67,500 £76,250 £93,500
Central London median annual salary £65,000 £55,000 £80,000
% change year-on-year +18.18% -31.25% +33.33%

Ext JS is in the Software Libraries and Frameworks category. The following table is for comparison with the above and provides summary statistics for all permanent job vacancies advertised in the City of London with a requirement for technical specification, industry standards, software libraries and framework skills.

All Software Libraries and Frameworks
City of London
Permanent vacancies with a requirement for technical specification, industry standards, software libraries and framework skills 4094 4795 6179
As % of all permanent IT jobs advertised in the City of London 40.07% 41.25% 36.21%
Number of salaries quoted 3684 4425 5356
City of London median annual salary £62,500 £60,000 £57,500
Median salary % change year-on-year +4.17% +4.35% +4.55%
10th Percentile £40,000 £38,250 £36,250
90th Percentile £91,250 £87,500 £86,125
Central London median annual salary £60,000 £57,500 £57,500
% change year-on-year +4.35% - +4.55%

Ext JS
Job Vacancy Trend in the City of London

Job postings citing Ext JS as a percentage of all IT jobs advertised in the City of London.

Job vacancy trend for Ext JS in the City of London

Ext JS
Salary Trend in the City of London

This chart provides the 3-month moving average for salaries quoted in permanent IT jobs citing Ext JS in the City of London.

Salary trend for Ext JS in the City of London

For the 6 months to 24 November 2017, IT 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 job ads across the City of London region with a requirement for Ext JS.

1 10 (90.91%) JavaScript
1 10 (90.91%) AngularJS
2 9 (81.82%) Java
2 9 (81.82%) Web Development
2 9 (81.82%) Degree
3 8 (72.73%) Python
3 8 (72.73%) Kendo UI
3 8 (72.73%) TypeScript
3 8 (72.73%) Dojo
3 8 (72.73%) jQuery
3 8 (72.73%) Haskell
3 8 (72.73%) Scala
3 8 (72.73%) Analytical Skills
3 8 (72.73%) React
3 8 (72.73%) Vue (Vue.js)
4 7 (63.64%) PHP
4 7 (63.64%) Advertising
5 3 (27.27%) Docker
5 3 (27.27%) Grunt
5 3 (27.27%) Backbone.js
5 3 (27.27%) Front End Development
6 2 (18.18%) GitLab
6 2 (18.18%) Angular 2
6 2 (18.18%) SDLC
6 2 (18.18%) gulp
6 2 (18.18%) ES6
6 2 (18.18%) Linux Command Line
6 2 (18.18%) npm
6 2 (18.18%) Hudson
6 2 (18.18%) Node.js

Ext JS
Co-occurring IT Skills in the City of 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 1 (9.09%) Elasticsearch
Cloud Services
1 2 (18.18%) npm
2 1 (9.09%) GitHub
Communications & Networking
1 1 (9.09%) HTTP
Database & Business Intelligence
1 2 (18.18%) PostgreSQL
1 2 (18.18%) RDBMS
1 2 (18.18%) Relational Database
2 1 (9.09%) Apache Cassandra
2 1 (9.09%) Redis
Development Applications
1 3 (27.27%) Grunt
2 2 (18.18%) Git (software)
2 2 (18.18%) GitLab
2 2 (18.18%) gulp
2 2 (18.18%) Hudson
2 2 (18.18%) Jenkins
2 2 (18.18%) JUnit
2 2 (18.18%) Maven
3 1 (9.09%) CircleCI
General
1 7 (63.64%) Advertising
2 2 (18.18%) Finance
Job Titles
1 9 (81.82%) Developer
2 5 (45.45%) JavaScript Developer
3 4 (36.36%) Lead Developer
3 4 (36.36%) Senior Developer
3 4 (36.36%) Senior JavaScript Developer
4 3 (27.27%) Front End Developer (Client-Side Developer)
5 2 (18.18%) Senior Software Engineer
5 2 (18.18%) Software Engineer
Libraries, Frameworks & Software Standards
1 10 (90.91%) AngularJS
2 8 (72.73%) Dojo
2 8 (72.73%) jQuery
2 8 (72.73%) Kendo UI
2 8 (72.73%) React
2 8 (72.73%) Vue (Vue.js)
3 3 (27.27%) Backbone.js
4 2 (18.18%) Angular 2
4 2 (18.18%) CSS
4 2 (18.18%) Ember.js
4 2 (18.18%) HTML
4 2 (18.18%) HTML5
4 2 (18.18%) LESS
4 2 (18.18%) Node.js
4 2 (18.18%) REST
4 2 (18.18%) Sass
4 2 (18.18%) Spring
5 1 (9.09%) Elastic Stack
Miscellaneous
1 8 (72.73%) Analytical Skills
2 2 (18.18%) Linux Command Line
2 2 (18.18%) User Experience
3 1 (9.09%) Algorithms
3 1 (9.09%) Computer Science
3 1 (9.09%) Data Structures
Operating Systems
1 2 (18.18%) Linux
Processes & Methodologies
1 9 (81.82%) Web Development
2 3 (27.27%) Front End Development
3 2 (18.18%) Agile Software Development
3 2 (18.18%) Responsive Web Design
3 2 (18.18%) SDLC
3 2 (18.18%) SOA
3 2 (18.18%) Software Engineering
3 2 (18.18%) System Testing
3 2 (18.18%) Unit Testing
3 2 (18.18%) Use Case
3 2 (18.18%) Web Application Development
4 1 (9.09%) Configuration Management
4 1 (9.09%) OO
4 1 (9.09%) OOD
4 1 (9.09%) Refactoring
Programming Languages
1 10 (90.91%) JavaScript
2 9 (81.82%) Java
3 8 (72.73%) Haskell
3 8 (72.73%) Python
3 8 (72.73%) Scala
3 8 (72.73%) TypeScript
4 7 (63.64%) PHP
5 2 (18.18%) ES6
5 2 (18.18%) SQL
6 1 (9.09%) C
6 1 (9.09%) Go
6 1 (9.09%) Perl
6 1 (9.09%) Ruby
Qualifications
1 9 (81.82%) Degree
2 1 (9.09%) Computer Science Degree
Quality Assurance & Compliance
1 2 (18.18%) QA
System Software
1 3 (27.27%) Docker
Systems Management
1 1 (9.09%) Grafana
1 1 (9.09%) HAProxy
1 1 (9.09%) Kibana
1 1 (9.09%) logstash
1 1 (9.09%) Marathon
1 1 (9.09%) Mesos
1 1 (9.09%) Terraform