Period
to 19 November 2017

The following table provides summary statistics for permanent job vacancies advertised in Aylesbury with a requirement for JavaScript skills. Included is a benchmarking guide to the salaries offered in vacancies that have cited JavaScript over the 6 months to 19 November 2017 with a comparison to the same period in the previous 2 years.

JavaScript (including ECMAScript)
Buckinghamshire > Aylesbury
6 months to
19 Nov 2017
Same period 2016 Same period 2015
Rank 1 1 2
Rank change year-on-year 0 +1 0
Permanent jobs citing JavaScript 154 120 53
As % of all permanent IT jobs advertised in Aylesbury 51.51% 50.63% 30.99%
As % of the Programming Languages category 78.57% 78.43% 59.55%
Number of salaries quoted 162 113 68
Aylesbury median annual salary £45,000 £42,500 £35,000
Median salary % change year-on-year +5.88% +21.43% -12.50%
10th Percentile £35,000 £30,250 £30,875
90th Percentile £62,500 £52,500 £46,000
Buckinghamshire median annual salary £45,000 £40,000 £40,000
% change year-on-year +12.50% - +6.67%

JavaScript is in the Programming Languages category. The following table is for comparison with the above and provides summary statistics for all permanent job vacancies advertised in Aylesbury with a requirement for coding skills.

All Programming Languages
Aylesbury
Permanent vacancies with a requirement for coding skills 196 153 89
As % of all permanent IT jobs advertised in Aylesbury 65.55% 64.56% 52.05%
Number of salaries quoted 187 145 87
Aylesbury median annual salary £42,500 £42,500 £40,000
Median salary % change year-on-year - +6.25% +14.29%
10th Percentile £33,750 £30,250 £29,100
90th Percentile £63,750 £52,500 £53,750
Buckinghamshire median annual salary £42,500 £42,500 £40,000
% change year-on-year - +6.25% +1.27%

JavaScript
Job Vacancy Trend in Aylesbury

Job postings citing JavaScript as a percentage of all IT jobs advertised in Aylesbury.

Job vacancy trend for JavaScript in Aylesbury

JavaScript
Salary Trend in Aylesbury

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

Salary trend for JavaScript in Aylesbury

JavaScript
Salary Histogram in Aylesbury

The salary distribution of IT jobs citing JavaScript in Aylesbury over the 6 months to 19 November 2017.

Salary histogram for JavaScript in Aylesbury

For the 6 months to 19 November 2017, IT jobs citing JavaScript 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 Aylesbury region with a requirement for JavaScript.

1 87 (56.49%) C#
2 72 (46.75%) .NET
3 70 (45.45%) Telecoms
4 60 (38.96%) Node.js
5 56 (36.36%) SQL
6 52 (33.77%) CSS
6 52 (33.77%) Front End Development
7 51 (33.12%) Web Services
8 50 (32.47%) Ext JS
8 50 (32.47%) HTML
8 50 (32.47%) AngularJS
9 46 (29.87%) IIS
10 45 (29.22%) SQL Server
11 43 (27.92%) User Experience
12 41 (26.62%) C++
13 40 (25.97%) MongoDB
14 39 (25.32%) MariaDB
15 35 (22.73%) Oracle
15 35 (22.73%) HTTP
16 33 (21.43%) Subversion
16 33 (21.43%) NoSQL
17 28 (18.18%) React
18 26 (16.88%) Web Development
19 24 (15.58%) Agile Software Development
19 24 (15.58%) jQuery
19 24 (15.58%) OO
20 22 (14.29%) Concurrent Programming
21 21 (13.64%) iPad
22 20 (12.99%) Selenium
22 20 (12.99%) Test Automation

JavaScript
Co-occurring IT Skills in Aylesbury 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 46 (29.87%) IIS
2 9 (5.84%) Umbraco
3 6 (3.90%) CMS
4 5 (3.25%) EPiServer
5 4 (2.60%) DNN
6 2 (1.30%) ArcGIS
7 1 (0.65%) Oracle Workflow
7 1 (0.65%) WordPress
Applications
1 12 (7.79%) Chatbot
Communications & Networking
1 35 (22.73%) HTTP
2 10 (6.49%) HTTPS
3 3 (1.95%) VoIP
Database & Business Intelligence
1 45 (29.22%) SQL Server
2 40 (25.97%) MongoDB
3 39 (25.32%) MariaDB
4 33 (21.43%) NoSQL
5 2 (1.30%) GIS
6 1 (0.65%) MySQL
6 1 (0.65%) SQL Server Integration Services
Development Applications
1 33 (21.43%) Subversion
2 20 (12.99%) Selenium
3 13 (8.44%) Cucumber
3 13 (8.44%) WebDriver
4 5 (3.25%) Visual Studio
5 4 (2.60%) Visual Studio Team System
6 1 (0.65%) Xcode
General
1 70 (45.45%) Telecoms
2 8 (5.19%) Multimedia
3 6 (3.90%) Finance
4 2 (1.30%) Retail
Job Titles
1 111 (72.08%) Developer
2 51 (33.12%) Front End Developer (Client-Side Developer)
3 47 (30.52%) C# Developer
4 42 (27.27%) JavaScript Developer
5 27 (17.53%) .NET Developer
6 24 (15.58%) SQL Developer
7 22 (14.29%) C# .NET Developer
8 21 (13.64%) C# Software Developer
8 21 (13.64%) Software Developer
9 16 (10.39%) Team Leader
10 14 (9.09%) Analyst
10 14 (9.09%) Automation Test Analyst
10 14 (9.09%) Test Analyst
11 13 (8.44%) C++ Developer
11 13 (8.44%) C++/C# Developer
11 13 (8.44%) HTML CSS Developer
11 13 (8.44%) HTML Developer
12 11 (7.14%) .NET Software Developer
12 11 (7.14%) C++ Software Developer
13 10 (6.49%) Software Team Leader
Libraries, Frameworks & Software Standards
1 72 (46.75%) .NET
2 60 (38.96%) Node.js
3 52 (33.77%) CSS
4 51 (33.12%) Web Services
5 50 (32.47%) AngularJS
5 50 (32.47%) Ext JS
5 50 (32.47%) HTML
6 28 (18.18%) React
7 24 (15.58%) jQuery
8 13 (8.44%) ASP.NET
9 11 (7.14%) Backbone.js
9 11 (7.14%) HTML5
9 11 (7.14%) JSON
10 10 (6.49%) ASP.NET Web API
10 10 (6.49%) XML
11 5 (3.25%) MEAN Stack
12 4 (2.60%) .NET Framework
12 4 (2.60%) Angular 2
12 4 (2.60%) ASP.NET Web Forms
12 4 (2.60%) Entity Framework
Miscellaneous
1 43 (27.92%) User Experience
2 21 (13.64%) iPad
3 5 (3.25%) Greenfield Project
3 5 (3.25%) Mobile App
4 2 (1.30%) Analytical Skills
5 1 (0.65%) Augmented Reality
5 1 (0.65%) Computer Science
5 1 (0.65%) e-Learning
5 1 (0.65%) N-Tier
Operating Systems
1 16 (10.39%) Windows
Processes & Methodologies
1 52 (33.77%) Front End Development
2 26 (16.88%) Web Development
3 24 (15.58%) Agile Software Development
3 24 (15.58%) OO
4 22 (14.29%) Concurrent Programming
5 20 (12.99%) Test Automation
6 19 (12.34%) MVC
6 19 (12.34%) OOP
6 19 (12.34%) Web Application Development
7 13 (8.44%) Manual Testing
7 13 (8.44%) Open Source
7 13 (8.44%) Release Automation
7 13 (8.44%) User Stories
8 12 (7.79%) Multithreading
9 11 (7.14%) Continuous Delivery
9 11 (7.14%) Continuous Improvement
10 10 (6.49%) MVVM
10 10 (6.49%) Software Engineering
11 9 (5.84%) Workflow
12 8 (5.19%) Data Protection
Programming Languages
1 87 (56.49%) C#
2 56 (36.36%) SQL
3 41 (26.62%) C++
4 13 (8.44%) ES6
5 12 (7.79%) VC++
6 3 (1.95%) C
7 2 (1.30%) Python
7 2 (1.30%) T-SQL
8 1 (0.65%) PHP
Qualifications
1 3 (1.95%) Degree
2 1 (0.65%) Computer Science Degree
Quality Assurance & Compliance
1 8 (5.19%) QA
Vendors
1 35 (22.73%) Oracle
2 9 (5.84%) Microsoft
3 8 (5.19%) Sencha
4 2 (1.30%) ESRI
5 1 (0.65%) Capita