Period
to 18 November 2017

The following table provides summary statistics for permanent job vacancies advertised in Harrow 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 18 November 2017 with a comparison to the same period in the previous 2 years.

JavaScript (including ECMAScript)
West London > Harrow
6 months to
18 Nov 2017
Same period 2016 Same period 2015
Rank 10 7 18
Rank change year-on-year -3 +11 -4
Permanent jobs citing JavaScript 15 14 22
As % of all permanent IT jobs advertised in Harrow 26.32% 14.14% 11.96%
As % of the Programming Languages category 34.09% 26.42% 26.51%
Number of salaries quoted 15 12 32
Harrow median annual salary £32,500 £30,000 £40,000
Median salary % change year-on-year +8.33% -25.00% -15.79%
10th Percentile £28,700 £27,500 £32,500
90th Percentile £40,000 £37,000 £49,725
West London median annual salary £52,500 £50,000 £45,000
% change year-on-year +5.00% +11.11% -5.26%

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 Harrow with a requirement for coding skills.

All Programming Languages
Harrow
Permanent vacancies with a requirement for coding skills 44 53 83
As % of all permanent IT jobs advertised in Harrow 77.19% 53.54% 45.11%
Number of salaries quoted 44 41 53
Harrow median annual salary £40,000 £32,500 £45,000
Median salary % change year-on-year +23.08% -27.78% +5.88%
10th Percentile £31,250 £27,500 £33,500
90th Percentile £73,750 £50,000 £67,250
West London median annual salary £52,500 £50,000 £50,000
% change year-on-year +5.00% - +8.70%

JavaScript
Job Vacancy Trend in Harrow

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

Job vacancy trend for JavaScript in Harrow

JavaScript
Salary Trend in Harrow

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

Salary trend for JavaScript in Harrow

JavaScript
Salary Histogram in Harrow

The salary distribution of IT jobs citing JavaScript in Harrow over the 6 months to 18 November 2017.

Salary histogram for JavaScript in Harrow

For the 6 months to 18 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 Harrow region with a requirement for JavaScript.

1 15 (100.00%) Agile Software Development
1 15 (100.00%) AngularJS
2 10 (66.67%) TDD
2 10 (66.67%) .NET
3 9 (60.00%) SQL Server
3 9 (60.00%) C#
3 9 (60.00%) ASP.NET
3 9 (60.00%) Windows
3 9 (60.00%) Microsoft
3 9 (60.00%) MVC
3 9 (60.00%) Scrum
3 9 (60.00%) ASP.NET MVC 4
3 9 (60.00%) Microsoft Azure
3 9 (60.00%) ASP.NET MVC
3 9 (60.00%) Ajax
4 7 (46.67%) SQL
5 6 (40.00%) HTML
6 5 (33.33%) Photoshop
6 5 (33.33%) CSS
6 5 (33.33%) W3C
6 5 (33.33%) Web Development
6 5 (33.33%) jQuery
6 5 (33.33%) Git (software)
6 5 (33.33%) Subversion
6 5 (33.33%) Smartphone
6 5 (33.33%) CSS3
6 5 (33.33%) Backbone.js
6 5 (33.33%) HTML5
6 5 (33.33%) Angular 2
6 5 (33.33%) git-flow

JavaScript
Co-occurring IT Skills in Harrow 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 (6.67%) CMS
Applications
1 5 (33.33%) Photoshop
Cloud Services
1 9 (60.00%) Microsoft Azure
Database & Business Intelligence
1 9 (60.00%) SQL Server
Development Applications
1 5 (33.33%) Git (software)
1 5 (33.33%) git-flow
1 5 (33.33%) Subversion
Job Titles
1 15 (100.00%) Developer
2 9 (60.00%) .NET Developer
2 9 (60.00%) C# .NET Developer
2 9 (60.00%) C# Developer
2 9 (60.00%) Full Stack Developer
3 7 (46.67%) JavaScript Developer
3 7 (46.67%) SQL Developer
3 7 (46.67%) SQL Server Developer
4 5 (33.33%) Front End Developer (Client-Side Developer)
5 4 (26.67%) UI Developer
6 1 (6.67%) Angular Developer
6 1 (6.67%) Java Developer
6 1 (6.67%) Java Programmer
6 1 (6.67%) Programmer
Libraries, Frameworks & Software Standards
1 15 (100.00%) AngularJS
2 10 (66.67%) .NET
3 9 (60.00%) Ajax
3 9 (60.00%) ASP.NET
3 9 (60.00%) ASP.NET MVC
3 9 (60.00%) ASP.NET MVC 4
4 6 (40.00%) HTML
5 5 (33.33%) Angular 2
5 5 (33.33%) Backbone.js
5 5 (33.33%) CSS
5 5 (33.33%) CSS3
5 5 (33.33%) HTML5
5 5 (33.33%) jQuery
6 1 (6.67%) RESTful
Miscellaneous
1 5 (33.33%) Smartphone
1 5 (33.33%) W3C
Operating Systems
1 9 (60.00%) Windows
Processes & Methodologies
1 15 (100.00%) Agile Software Development
2 10 (66.67%) TDD
3 9 (60.00%) MVC
3 9 (60.00%) Scrum
4 5 (33.33%) Front End Development
4 5 (33.33%) Web Development
5 1 (6.67%) BDD
5 1 (6.67%) E-Commerce
Programming Languages
1 9 (60.00%) C#
2 7 (46.67%) SQL
3 1 (6.67%) Java
3 1 (6.67%) Ruby
3 1 (6.67%) Scala
Vendors
1 9 (60.00%) Microsoft