The following table provides summary statistics for permanent job vacancies advertised in Borehamwood 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 22 June 2017 with a comparison to the same period in the previous 2 years.

JavaScript (including ECMAScript)
Hertfordshire / Borehamwood
3 months to
22 Jun 2017
Same period 2016 Same period 2015
Rank 19 18 5
Rank change year-on-year -1 -13  
Permanent jobs citing JavaScript 16 2 31
As % of all permanent IT jobs advertised in Borehamwood 16.16% 2.82% 30.10%
As % of the Programming Languages category 18.18% 8.33% 37.35%
Number of salaries quoted 16 2 31
Median salary £36,250 £33,750 £40,000
Median salary % change year-on-year +7.40% -15.62%  
90% offered a salary of more than £35,000 £28,750 £30,000
10% offered a salary of more than £40,000 £38,750 £50,000
UK excluding London median salary £40,000 £40,000 £39,000
% change year-on-year - +2.56%  

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 Borehamwood with a requirement for programming language skills.

Programming Language Skills
Borehamwood
Permanent job vacancies with a requirement for programming language skills 88 24 83
As % of all permanent IT job vacancies advertised in Borehamwood 88.89% 33.80% 80.58%
Number of salaries quoted 88 21 72
Median salary £37,500 £36,000 £37,500
Median salary % change year-on-year +4.16% -4.00%  
90% offered a salary of more than £32,500 £30,600 £27,500
10% offered a salary of more than £47,500 £50,000 £62,250
UK excluding London median salary £42,500 £41,000 £40,000
% change year-on-year +3.65% +2.50%  

JavaScript
Job Vacancy Trend in Borehamwood

The job posting trend of jobs advertised in Borehamwood 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 Borehamwood

JavaScript
Salary Trend in Borehamwood

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

Salary trend for JavaScript in Borehamwood

For the 6 months to 22 June 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 Borehamwood region with a requirement for JavaScript.

1 28 (100.00%) HTML
1 28 (100.00%) CSS
2 27 (96.43%) Software Engineering
2 27 (96.43%) Degree
2 27 (96.43%) Computer Science
3 23 (82.14%) Node.js
3 23 (82.14%) AngularJS
4 22 (78.57%) Web Development
5 20 (71.43%) Computer Science Degree
6 19 (67.86%) Front End Development
7 17 (60.71%) C++
8 16 (57.14%) Telecoms
9 11 (39.29%) Game Development
9 11 (39.29%) Fintech
9 11 (39.29%) OO
9 11 (39.29%) OOD
9 11 (39.29%) PHP
9 11 (39.29%) JSON
9 11 (39.29%) Agile Software Development
9 11 (39.29%) Games
10 10 (35.71%) SQL
10 10 (35.71%) Python
10 10 (35.71%) HTML5
10 10 (35.71%) NoSQL
11 9 (32.14%) Git (software)
11 9 (32.14%) LabVIEW
11 9 (32.14%) Multithreading
12 7 (25.00%) Physics
12 7 (25.00%) Ajax
12 7 (25.00%) PhD

JavaScript
Co-occurring IT Skills in Borehamwood 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:

Database & Business Intelligence
1 10 (35.71%) NoSQL
Development Applications
1 9 (32.14%) Git (software)
1 9 (32.14%) LabVIEW
General
1 16 (57.14%) Telecoms
2 11 (39.29%) Games
Job Titles
1 28 (100.00%) Developer
2 22 (78.57%) Web Developer
3 12 (42.86%) Front End Developer (Client-Side Developer)
4 11 (39.29%) Front End Web Developer (Client-Side Developer)
4 11 (39.29%) HTML CSS Developer
4 11 (39.29%) HTML Developer
4 11 (39.29%) JavaScript Developer
5 10 (35.71%) Software Developer
6 9 (32.14%) Senior Developer
6 9 (32.14%) Senior Software Developer
7 5 (17.86%) C++ Developer
7 5 (17.86%) C++ Software Developer
7 5 (17.86%) Senior C++ Developer
8 4 (14.29%) Senior Front-End Developer
8 4 (14.29%) Senior Web Developer
Libraries, Frameworks & Software Standards
1 28 (100.00%) CSS
1 28 (100.00%) HTML
2 23 (82.14%) AngularJS
2 23 (82.14%) Node.js
3 11 (39.29%) JSON
4 10 (35.71%) HTML5
5 7 (25.00%) Ajax
5 7 (25.00%) ZeroMQ
6 5 (17.86%) jQuery
6 5 (17.86%) React
7 4 (14.29%) XML
Miscellaneous
1 27 (96.43%) Computer Science
2 11 (39.29%) Fintech
3 4 (14.29%) User Experience
4 1 (3.57%) Analytical Skills
4 1 (3.57%) Greenfield Project
Processes & Methodologies
1 27 (96.43%) Software Engineering
2 22 (78.57%) Web Development
3 19 (67.86%) Front End Development
4 11 (39.29%) Agile Software Development
4 11 (39.29%) Game Development
4 11 (39.29%) OO
4 11 (39.29%) OOD
5 9 (32.14%) Multithreading
6 7 (25.00%) Data Visualisation
6 7 (25.00%) Physics
6 7 (25.00%) Visualisation
7 1 (3.57%) SDLC
Programming Languages
1 17 (60.71%) C++
2 11 (39.29%) PHP
3 10 (35.71%) Python
3 10 (35.71%) SQL
4 7 (25.00%) C#
4 7 (25.00%) Java
Qualifications
1 27 (96.43%) Degree
2 20 (71.43%) Computer Science Degree
3 7 (25.00%) PhD