Period
to 22 November 2017

The median annual salary for a JavaScript Developer was £58,750 in advertised job vacancies in Croydon during the 6 months to 22 November 2017.

The first table below provides salary benchmarking and summary statistics including a comparison to same period in the previous 2 years.

JavaScript Developer
South London > Croydon
6 months to
22 Nov 2017
Same period 2016 Same period 2015
Rank 43 57 54
Rank change year-on-year +14 -3 +8
Permanent jobs requiring a JavaScript Developer 12 5 9
As % of all permanent IT jobs advertised in Croydon 3.39% 1.14% 2.30%
As % of the Job Titles category 3.55% 1.16% 2.34%
Number of salaries quoted 12 4 9
Croydon median annual salary £58,750 £48,750 £30,000
Median salary % change year-on-year +20.51% +62.50% -31.43%
10th Percentile £53,750 £28,000 £27,500
90th Percentile £61,250 £56,500 £45,250
South London median annual salary £53,750 £50,000 £47,500
% change year-on-year +7.50% +5.26% +5.56%

The following table is for comparison with the above and includes summary statistics for all permanent IT job vacancies advertised in Croydon. Most job vacancies include a discernible job title that can be normalized. As such, the figures in the second row provide an indication of the number of permanent jobs in our overall sample.

All Permanent IT Job Vacancies
Croydon
Permanent vacancies in Croydon with a recognized job title 338 432 384
% of permanent IT jobs with a recognized job title 95.48% 98.63% 98.21%
Number of salaries quoted 272 395 351
Croydon median annual salary £45,000 £47,500 £45,000
Median salary % change year-on-year -5.26% +5.56% +12.50%
10th Percentile £25,000 £24,500 £24,000
90th Percentile £75,000 £67,250 £60,000
South London median annual salary £45,000 £47,500 £45,000
% change year-on-year -5.26% +5.56% -

JavaScript Developer
Job Vacancy Trend in Croydon

Job postings that featured JavaScript Developer in the job title as a percentage of all IT jobs advertised in Croydon.

Job vacancy trend for JavaScript Developer in Croydon

JavaScript Developer
Salary Trend in Croydon

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

Salary trend for JavaScript Developer in Croydon

JavaScript Developer Skill Set
Top 30 Co-occurring IT Skills in Croydon

For the 6 months to 22 November 2017, JavaScript Developer job roles required the following IT skills in order of popularity. The figures indicate the number co-occurrences and its proportion to all job ads across the Croydon region featuring JavaScript Developer in the job title.

1 12 (100.00%) JavaScript
1 12 (100.00%) Agile Software Development
2 10 (83.33%) CSS
2 10 (83.33%) Linux
2 10 (83.33%) HTML
3 8 (66.67%) Web Development
3 8 (66.67%) AngularJS
4 6 (50.00%) CSS3
4 6 (50.00%) React
4 6 (50.00%) Front End Development
4 6 (50.00%) Responsive Web Design
4 6 (50.00%) Sass
4 6 (50.00%) LESS
4 6 (50.00%) jQuery
4 6 (50.00%) Unit Testing
4 6 (50.00%) Continuous Integration
4 6 (50.00%) CMS
4 6 (50.00%) LAMP
4 6 (50.00%) PostgreSQL
4 6 (50.00%) UML
4 6 (50.00%) Unix
4 6 (50.00%) MySQL
4 6 (50.00%) SQL
5 4 (33.33%) Java
5 4 (33.33%) Hibernate
5 4 (33.33%) Spring
6 2 (16.67%) KnockoutJS
6 2 (16.67%) Kendo UI
6 2 (16.67%) User Stories
6 2 (16.67%) TypeScript

JavaScript Developer Skill Set
Co-occurring IT Skills in Croydon 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 (50.00%) CMS
Cloud Services
1 2 (16.67%) Microsoft Azure
1 2 (16.67%) npm
Database & Business Intelligence
1 6 (50.00%) MySQL
1 6 (50.00%) PostgreSQL
Development Applications
1 2 (16.67%) Git (software)
Libraries, Frameworks & Software Standards
1 10 (83.33%) CSS
1 10 (83.33%) HTML
2 8 (66.67%) AngularJS
3 6 (50.00%) CSS3
3 6 (50.00%) jQuery
3 6 (50.00%) LAMP
3 6 (50.00%) LESS
3 6 (50.00%) React
3 6 (50.00%) Sass
4 4 (33.33%) Hibernate
4 4 (33.33%) Spring
5 2 (16.67%) .NET
5 2 (16.67%) .NET Framework
5 2 (16.67%) ASP.NET
5 2 (16.67%) ASP.NET Core
5 2 (16.67%) ASP.NET MVC
5 2 (16.67%) Entity Framework
5 2 (16.67%) Kendo UI
5 2 (16.67%) KnockoutJS
5 2 (16.67%) Node.js
Operating Systems
1 10 (83.33%) Linux
2 6 (50.00%) Unix
Processes & Methodologies
1 12 (100.00%) Agile Software Development
2 8 (66.67%) Web Development
3 6 (50.00%) Continuous Integration
3 6 (50.00%) Front End Development
3 6 (50.00%) Responsive Web Design
3 6 (50.00%) UML
3 6 (50.00%) Unit Testing
4 2 (16.67%) MVC
4 2 (16.67%) User Stories
Programming Languages
1 12 (100.00%) JavaScript
2 6 (50.00%) SQL
3 4 (33.33%) Java
4 2 (16.67%) C#
4 2 (16.67%) T-SQL
4 2 (16.67%) TypeScript
Vendors
1 2 (16.67%) Microsoft