The following table provides summary statistics for permanent job vacancies advertised in Letchworth 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 26 March 2017 with a comparison to the same period in the previous 2 years.

3 months to
26 Mar 2017
Same period 2016 Same period 2015
JavaScript (including ECMAScript)
Hertfordshire / Letchworth
Rank 7 15 10
Rank change year-on-year +8 -5  
Permanent jobs citing JavaScript 25 1 4
As % of all permanent IT jobs advertised in Letchworth 27.78% 2.27% 12.90%
As % of the Programming Languages category 47.17% 3.70% 19.05%
Number of salaries quoted 25 0 4
Median salary £40,000 - £65,000
90% offered a salary of more than £37,500 - £48,500
10% offered a salary of more than £42,500 - £72,750
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 Letchworth with a requirement for programming language skills.

Programming Language Skills
Letchworth
Permanent job vacancies with a requirement for programming language skills 53 27 21
As % of all permanent IT job vacancies advertised in Letchworth 58.89% 61.36% 67.74%
Number of salaries quoted 49 26 18
Median salary £40,000 £47,500 £67,500
Median salary % change year-on-year -15.78% -29.62%  
90% offered a salary of more than £34,550 £27,500 £39,500
10% offered a salary of more than £45,000 £90,000 £50,000
UK excluding London median salary £41,500 £40,500 £40,000
% change year-on-year +2.46% +1.25%  

JavaScript
Job Vacancy Trend in Letchworth

The job posting trend of jobs advertised in Letchworth 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 Letchworth

JavaScript
Salary Trend in Letchworth

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

Salary trend for JavaScript in Letchworth

JavaScript
Salary Histogram in Letchworth

The salary distribution of IT jobs citing JavaScript in Letchworth over the 3 months to 26 March 2017.

Salary histogram for JavaScript in Letchworth

JavaScript
Top 30 Related IT Skills in Letchworth

For the 6 months to 26 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 Letchworth region with a requirement for JavaScript.

1 39 (88.64%) SQL
2 38 (86.36%) SQL Server
3 37 (84.09%) .NET
4 34 (77.27%) Agile Software Development
4 34 (77.27%) C#
4 34 (77.27%) Scrum
5 32 (72.73%) Unit Testing
5 32 (72.73%) Continuous Integration
5 32 (72.73%) Team Foundation Server
5 32 (72.73%) ASP.NET MVC
5 32 (72.73%) MSTest
5 32 (72.73%) AngularJS
5 32 (72.73%) ASP.NET Web API
5 32 (72.73%) ASP.NET
5 32 (72.73%) TDD
5 32 (72.73%) NUnit
5 32 (72.73%) MVC
6 21 (47.73%) MS Excel
7 11 (25.00%) ATDD
8 7 (15.91%) Data Protection
9 5 (11.36%) jQuery
9 5 (11.36%) .NET Framework
9 5 (11.36%) E-Procurement
9 5 (11.36%) Tomcat
9 5 (11.36%) Java
10 3 (6.82%) JUnit
10 3 (6.82%) HTML
10 3 (6.82%) CSS
10 3 (6.82%) JIRA
10 3 (6.82%) Software Engineering

JavaScript
Top Related IT Skills in Letchworth 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 5 (11.36%) Tomcat
2 2 (4.55%) Apache
Applications
1 21 (47.73%) MS Excel
2 2 (4.55%) GIMP
Communications & Networking
1 2 (4.55%) Ethernet
1 2 (4.55%) RS-232
1 2 (4.55%) Wireshark
Database & Business Intelligence
1 38 (86.36%) SQL Server
Development Applications
1 32 (72.73%) MSTest
1 32 (72.73%) NUnit
1 32 (72.73%) Team Foundation Server
2 3 (6.82%) JIRA
2 3 (6.82%) JUnit
2 3 (6.82%) Selenium
Job Titles
1 37 (84.09%) Developer
2 31 (70.45%) .NET Developer
3 29 (65.91%) C# Developer
4 28 (63.64%) C# .NET Developer
5 26 (59.09%) ASP.NET MVC Developer
6 23 (52.27%) ASP.NET Developer
7 22 (50.00%) C# ASP.NET Developer
8 11 (25.00%) Agile .NET Developer
8 11 (25.00%) Agile C# Developer
8 11 (25.00%) Agile Developer
9 5 (11.36%) Java Developer
9 5 (11.36%) Support Technician
10 4 (9.09%) SQL Developer
11 2 (4.55%) Java Software Developer
11 2 (4.55%) Network Engineer
12 1 (2.27%) .NET Applications Developer
12 1 (2.27%) Applications Developer
12 1 (2.27%) Applications Support
12 1 (2.27%) C# Application Developer
12 1 (2.27%) JavaScript Developer
Libraries, Frameworks & Software Standards
1 37 (84.09%) .NET
2 32 (72.73%) AngularJS
2 32 (72.73%) ASP.NET
2 32 (72.73%) ASP.NET MVC
2 32 (72.73%) ASP.NET Web API
3 5 (11.36%) .NET Framework
3 5 (11.36%) jQuery
4 3 (6.82%) CSS
4 3 (6.82%) HTML
5 2 (4.55%) XML
6 1 (2.27%) Spring
6 1 (2.27%) XSLT
Miscellaneous
1 1 (2.27%) Computer Science
Operating Systems
1 2 (4.55%) Linux
Processes & Methodologies
1 34 (77.27%) Agile Software Development
1 34 (77.27%) Scrum
2 32 (72.73%) Continuous Integration
2 32 (72.73%) MVC
2 32 (72.73%) TDD
2 32 (72.73%) Unit Testing
3 11 (25.00%) ATDD
4 7 (15.91%) Data Protection
5 5 (11.36%) E-Procurement
6 3 (6.82%) Software Engineering
7 2 (4.55%) Multithreading
7 2 (4.55%) Web Development
7 2 (4.55%) Workflow
Programming Languages
1 39 (88.64%) SQL
2 34 (77.27%) C#
3 5 (11.36%) Java
4 2 (4.55%) C++
4 2 (4.55%) PHP
Qualifications
1 1 (2.27%) Degree
Vendors
1 1 (2.27%) Oracle
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