The following table provides summary statistics for permanent job vacancies advertised in Croydon with a requirement for JavaScript skills. Included is a benchmarking guide to the salaries offered in vacancies that have cited JavaScript over the 3 months to 29 March 2017 with a comparison to the same period in the previous 2 years.

JavaScript (including ECMAScript)
London / Croydon
3 months to
29 Mar 2017
Same period 2016 Same period 2015
Rank 4 20 9
Rank change year-on-year +16 -11  
Permanent jobs citing JavaScript 42 24 28
As % of all permanent IT jobs advertised in Croydon 23.60% 9.09% 16.97%
As % of the Programming Languages category 51.85% 20.34% 37.84%
Number of salaries quoted 34 23 28
Median salary £55,000 £54,000 £37,500
Median salary % change year-on-year +1.85% +44.00%  
90% offered a salary of more than £40,000 £42,500 £22,500
10% offered a salary of more than £70,000 £60,000 £45,000
UK excluding London median salary £40,000 £40,000 £38,500
% change year-on-year - +3.89%  

JavaScript is in the programming language skills category. The next table is for comparison with the above and provides summary statistics for all permanent job vacancies advertised in Croydon with a requirement for programming language skills.

Programming Language Skills
Croydon
Permanent job vacancies with a requirement for programming language skills 81 118 74
As % of all permanent IT job vacancies advertised in Croydon 45.51% 44.70% 44.85%
Number of salaries quoted 71 93 61
Median salary £55,000 £54,000 £37,500
Median salary % change year-on-year +1.85% +44.00%  
90% offered a salary of more than £37,500 £42,500 £25,150
10% offered a salary of more than £70,000 £62,500 £60,000
UK excluding London median salary £41,000 £41,000 £40,000
% change year-on-year - +2.50%  

JavaScript
Job Vacancy Trend in Croydon

The job posting trend of jobs advertised in Croydon citing JavaScript as a proportion of all permanent or contract IT jobs with a match in the Programming Languages category.

Job vacancy trend for JavaScript in Croydon

JavaScript
Salary Trend in Croydon

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

Salary trend for JavaScript in Croydon

JavaScript
Salary Histogram in Croydon

The salary distribution of IT jobs citing JavaScript in Croydon over the 3 months to 29 March 2017.

Salary histogram for JavaScript in Croydon

For the 6 months to 29 March 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 Croydon region with a requirement for JavaScript.

1 53 (74.65%) TDD
2 49 (69.01%) C#
2 49 (69.01%) .NET
3 48 (67.61%) ASP.NET
3 48 (67.61%) MVC
4 46 (64.79%) SQL Server
5 44 (61.97%) CSS
6 40 (56.34%) ASP.NET MVC
7 36 (50.70%) Agile Software Development
8 32 (45.07%) SQL
9 31 (43.66%) jQuery
10 29 (40.85%) Finance
10 29 (40.85%) Continuous Integration
10 29 (40.85%) Node.js
11 27 (38.03%) CSS3
11 27 (38.03%) .NET Framework
12 24 (33.80%) WCF
12 24 (33.80%) HTML
13 22 (30.99%) Java
13 22 (30.99%) Twitter Bootstrap
14 21 (29.58%) ASP.NET Web Forms
15 20 (28.17%) KnockoutJS
15 20 (28.17%) AngularJS
15 20 (28.17%) Git (software)
16 19 (26.76%) System Testing
16 19 (26.76%) Microsoft
16 19 (26.76%) T-SQL
16 19 (26.76%) MS Excel
16 19 (26.76%) BDD
17 18 (25.35%) NoSQL

JavaScript
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 1 (1.41%) Apache
1 1 (1.41%) Confluence
1 1 (1.41%) JBoss
1 1 (1.41%) Tomcat
Applications
1 19 (26.76%) MS Excel
2 5 (7.04%) Photoshop
3 2 (2.82%) Adobe Illustrator
Cloud Services
1 6 (8.45%) Amazon AWS
1 6 (8.45%) Microsoft Azure
Communications & Networking
1 2 (2.82%) HTTP
1 2 (2.82%) LTE
Database & Business Intelligence
1 46 (64.79%) SQL Server
2 18 (25.35%) NoSQL
2 18 (25.35%) SQL Server 2014
3 7 (9.86%) GIS
4 4 (5.63%) RDBMS
4 4 (5.63%) Relational Database
5 3 (4.23%) MySQL
6 2 (2.82%) Pentaho
7 1 (1.41%) PostgreSQL
Development Applications
1 20 (28.17%) Git (software)
2 1 (1.41%) Bower
2 1 (1.41%) DbUnit
2 1 (1.41%) Gradle
2 1 (1.41%) Grunt
2 1 (1.41%) Jenkins
2 1 (1.41%) jMock
2 1 (1.41%) JUnit
2 1 (1.41%) Maven
2 1 (1.41%) Mockito
2 1 (1.41%) Subversion
General
1 29 (40.85%) Finance
2 18 (25.35%) Music Industry
3 7 (9.86%) Banking
4 6 (8.45%) Investment Banking
5 2 (2.82%) Electronics
5 2 (2.82%) Manufacturing
5 2 (2.82%) Retail
6 1 (1.41%) Telecoms
Job Titles
1 69 (97.18%) Developer
2 47 (66.20%) .NET Developer
3 30 (42.25%) Senior Developer
4 24 (33.80%) Senior .NET Developer
5 20 (28.17%) ASP.NET Developer
5 20 (28.17%) ASP.NET MVC Developer
6 17 (23.94%) Senior ASP.NET Developer
6 17 (23.94%) Senior ASP.NET MVC Developer
7 10 (14.08%) Software Developer
8 8 (11.27%) Lead Developer
9 7 (9.86%) Front End Developer (Client-Side Developer)
9 7 (9.86%) Lead .NET Developer
10 6 (8.45%) JavaScript Developer
11 5 (7.04%) C# .NET Developer
11 5 (7.04%) C# Developer
11 5 (7.04%) Java Developer
11 5 (7.04%) Senior Software Developer
12 4 (5.63%) HTML Developer
12 4 (5.63%) Junior
12 4 (5.63%) Junior Developer
Libraries, Frameworks & Software Standards
1 49 (69.01%) .NET
2 48 (67.61%) ASP.NET
3 44 (61.97%) CSS
4 40 (56.34%) ASP.NET MVC
5 31 (43.66%) jQuery
6 29 (40.85%) Node.js
7 27 (38.03%) .NET Framework
7 27 (38.03%) CSS3
8 24 (33.80%) HTML
8 24 (33.80%) WCF
9 22 (30.99%) Twitter Bootstrap
10 21 (29.58%) ASP.NET Web Forms
11 20 (28.17%) AngularJS
11 20 (28.17%) KnockoutJS
12 18 (25.35%) ASP.NET MVC 5
12 18 (25.35%) ASP.NET Web API
12 18 (25.35%) Code First Entity Framework
12 18 (25.35%) Entity Framework
12 18 (25.35%) RESTful
13 14 (19.72%) HTML5
Miscellaneous
1 7 (9.86%) Fintech
2 6 (8.45%) Computer Science
2 6 (8.45%) Hedge funds
3 4 (5.63%) Analytical Skills
4 1 (1.41%) Management Information System
Operating Systems
1 1 (1.41%) Linux
1 1 (1.41%) Mac OS X
1 1 (1.41%) Unix
Processes & Methodologies
1 53 (74.65%) TDD
2 48 (67.61%) MVC
3 36 (50.70%) Agile Software Development
4 29 (40.85%) Continuous Integration
5 19 (26.76%) BDD
5 19 (26.76%) System Testing
6 18 (25.35%) High Availability
6 18 (25.35%) Web Application Development
7 11 (15.49%) Front End Development
8 8 (11.27%) Open Source
8 8 (11.27%) Workflow
9 7 (9.86%) Continuous Delivery
9 7 (9.86%) DevOps
10 6 (8.45%) Analytics
10 6 (8.45%) Multithreaded Programming
10 6 (8.45%) Multithreading
10 6 (8.45%) SOLID
11 5 (7.04%) OO
11 5 (7.04%) Secure Coding
12 4 (5.63%) OOP
Programming Languages
1 49 (69.01%) C#
2 32 (45.07%) SQL
3 22 (30.99%) Java
4 19 (26.76%) T-SQL
5 18 (25.35%) Ruby
6 9 (12.68%) Scala
7 8 (11.27%) Go
8 7 (9.86%) C++
9 6 (8.45%) Python
10 2 (2.82%) PHP
10 2 (2.82%) VBA
11 1 (1.41%) VB.NET
Qualifications
1 8 (11.27%) Security Cleared
2 7 (9.86%) SC Cleared
3 6 (8.45%) Degree
4 2 (2.82%) ITIL Certification
System Software
1 6 (8.45%) Docker
Vendors
1 19 (26.76%) Microsoft
2 2 (2.82%) Adobe
2 2 (2.82%) Salesforce.com
3 1 (1.41%) hybris
3 1 (1.41%) Oracle
Croydon, Surrey
Dawson & Walsh
Salary: £30000 - £55000 per annum + Bonus + Pension + Benefits
Posted: 2 days ago
Croydon, Surrey
Oscar
Salary: £40000 - £45000 per annum
Posted: 5 days ago
Croydon, Surrey
Salt
Salary: £45000.00 - £50000.00 per annum
Posted: 6 days ago
Croydon or Westminster
Home Office
Salary: £52,969 - £62,239 (+ market supplement of up to £11,300)
Posted: 8 days ago
Croydon or Westminster
Home Office
Salary: £32,168 - £37,797 (+ market supplement of up to £5,000)
Posted: 8 days ago
Croydon or Westminster
Home Office
Salary: £32,168 - £37,797 (+ market supplement of up to £5,000)
Posted: 8 days ago
Croydon or Westminster
Home Office
Salary: £52,969 - £62,239 (+ market supplement of up to £11,300)
Posted: 8 days ago
Croydon or Westminster
Home Office
Salary: £52,969 - £62,239 (+ market supplement of up to £11,300)
Posted: 16 days ago
Croydon
Client Server
Salary: £40000 - £50000 per annum + benefits
Posted: 19 days ago
Croydon or Westminster
Home Office
Salary: £32,168 - £37,797 (+ market supplement of up to £5,000)
Posted: 16 days ago
Croydon
Client Server
Salary: £40k to £50k + benefits
Posted: 26 days ago
Croydon
Computer Futures
Salary: £50000 - £65000 per annum + competitive benefits package
Posted: 27 days ago