The statistics below represent IT jobs advertised across the Hertfordshire region that had JavaScript Developer featuring in the job title. Included is a guide to the salaries offered over the 3 months to 17 January 2017 with a comparison to same period over 2 years.

3 months to
17 Jan 2017
Same period 2016 Same period 2015
JavaScript Developer
East of England / Hertfordshire
Rank 81 114 91
Rank change year-on-year
+33 -23
Permanent jobs requiring a JavaScript Developer 48 24 49
As % of all permanent IT jobs located in Hertfordshire 2.39% 1.17% 2.41%
As % of the Job Titles category 2.46% 1.20% 2.49%
Number of salaries quoted 43 23 22
Median salary £55,000 £37,500 £35,000
Median salary % change year-on-year
+46.66% +7.14%
90% offered a salary of more than £37,500 £29,600 £25,000
10% offered a salary of more than £67,500 £50,000 £40,000
UK excluding London median salary £40,000 £40,000 £36,000
% change year-on-year
- +11.11%

The following table is for comparison with the above and provides statistics for the entire Job Titles category in permanent jobs advertised in the Hertfordshire region. Most job vacancies include a discernible job title. As such the figures in the first row provide an indication of the total number of permanent jobs in the overall sample.

Job Titles Category
Hertfordshire
Permanent IT job ads with a match in the
Job Titles category
1954 1997 1964
As % of all permanent IT jobs located in Hertfordshire 97.26% 97.75% 96.51%
Number of salaries quoted 1615 1713 1571
Median salary £45,000 £45,000 £45,000
90% offered a salary of more than £25,000 £27,500 £27,000
10% offered a salary of more than £65,000 £63,500 £65,000
UK excluding London median salary £42,500 £42,000 £40,000
% change year-on-year
+1.19% +5.00%

JavaScript Developer
Jobs Demand Trend in Hertfordshire

The demand trend of job ads across the Hertfordshire region that featured JavaScript Developer in the job title.

JavaScript Developer Jobs Demand Trend in Hertfordshire

JavaScript Developer
Salary Trend in Hertfordshire

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

JavaScript Developer Salary Trend in Hertfordshire

JavaScript Developer
Salary Histogram in Hertfordshire

This chart provides a salary histogram for IT jobs citing JavaScript Developer across the Hertfordshire region over the 3 months to 17 January 2017.

JavaScript Developer Salary Histogram in Hertfordshire

JavaScript Developer
Job Locations in Hertfordshire

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing JavaScript Developer within the Hertfordshire region over the 3 months to 17 January 2017. The 'Rank Change' column provides an indication of the change in demand within each location based on the same 3 month period last year.

Location Rank Change
on Same Period
Last Year
Matching
Permanent
IT Job Ads
Median Salary
Last 3 Months
Median Salary
% Change
on Same Period
Last Year
Live
Job
Vacancies
Stevenage -3 12 £55,000 +80.32% 2
Watford - 12 £57,500 - 3
St Albans 0 7 £62,500 - 1
Borehamwood - 6 £37,500 - 1
Waltham Cross - 6 £67,500 -
Hemel Hempstead +10 3 £37,500 -16.66% 1
Hertford - 1 £52,500 -
Letchworth - 1 £40,000 -
JavaScript Developer
East of England

JavaScript Developer Skill Set
Top 30 Related IT Skills in Hertfordshire

For the 6 months to 17 January 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 Hertfordshire region featuring JavaScript Developer in the job title.

1 96 (100.00%) JavaScript
2 74 (77.08%) HTML
3 50 (52.08%) jQuery
4 45 (46.88%) CSS
5 43 (44.79%) C#
6 42 (43.75%) Agile Software Development
7 38 (39.58%) .NET
8 36 (37.50%) HTML5
9 31 (32.29%) Node.js
9 31 (32.29%) AngularJS
9 31 (32.29%) SQL Server
9 31 (32.29%) MVC
10 30 (31.25%) Java
11 28 (29.17%) SQL
12 27 (28.13%) Scrum
12 27 (28.13%) Software Engineering
13 26 (27.08%) gulp
13 26 (27.08%) Twitter Bootstrap
14 25 (26.04%) Web Development
14 25 (26.04%) ASP.NET
15 22 (22.92%) Web Services
15 22 (22.92%) Front End Development
16 21 (21.88%) OO
17 19 (19.79%) ES6
17 19 (19.79%) RESTful
18 18 (18.75%) OOP
18 18 (18.75%) Unit Testing
19 15 (15.63%) Subversion
19 15 (15.63%) Ajax
19 15 (15.63%) User Experience

JavaScript Developer Skill Set
Top Related IT Skills in Hertfordshire 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 13 (13.54%) IIS
1 13 (13.54%) Tomcat
2 2 (2.08%) WebSphere
3 1 (1.04%) Apache
3 1 (1.04%) CMS
3 1 (1.04%) Elasticsearch
3 1 (1.04%) Lightstreamer
3 1 (1.04%) Umbraco
3 1 (1.04%) WordPress
Applications
1 4 (4.17%) Adobe Illustrator
1 4 (4.17%) Photoshop
2 1 (1.04%) MS Excel
Business Applications
1 1 (1.04%) Payment Gateway
Cloud Services
1 10 (10.42%) SaaS
2 1 (1.04%) Amazon AWS
Communications & Networking
1 5 (5.21%) FTP
1 5 (5.21%) SSH
2 3 (3.13%) HTTP
3 1 (1.04%) Broadband
Database & Business Intelligence
1 31 (32.29%) SQL Server
2 8 (8.33%) SQL Server 2014
3 6 (6.25%) MySQL
4 5 (5.21%) Data Warehouse
5 2 (2.08%) MongoDB
6 1 (1.04%) Redis
Development Applications
1 26 (27.08%) gulp
2 15 (15.63%) Subversion
3 14 (14.58%) Visual Studio
3 14 (14.58%) WebDriver
4 13 (13.54%) Maven
5 12 (12.50%) Git (software)
5 12 (12.50%) JBehave
5 12 (12.50%) Karma Test Runner
6 9 (9.38%) Bitbucket
7 4 (4.17%) Grunt
8 2 (2.08%) Selenium
9 1 (1.04%) MSTest
9 1 (1.04%) NUnit
9 1 (1.04%) RSpec
9 1 (1.04%) Team Foundation Server
General
1 7 (7.29%) Marketing
2 4 (4.17%) Games
3 3 (3.13%) Finance
3 3 (3.13%) Telecoms
4 2 (2.08%) Banking
Libraries, Frameworks & Software Standards
1 74 (77.08%) HTML
2 50 (52.08%) jQuery
3 45 (46.88%) CSS
4 38 (39.58%) .NET
5 36 (37.50%) HTML5
6 31 (32.29%) AngularJS
6 31 (32.29%) Node.js
7 26 (27.08%) Twitter Bootstrap
8 25 (26.04%) ASP.NET
9 22 (22.92%) Web Services
10 19 (19.79%) RESTful
11 15 (15.63%) Ajax
12 14 (14.58%) CSS3
12 14 (14.58%) D3.js
13 13 (13.54%) lodash
13 13 (13.54%) Spring
14 12 (12.50%) CodeMirror
15 11 (11.46%) React
16 9 (9.38%) ASP.NET MVC
17 8 (8.33%) REST
Miscellaneous
1 15 (15.63%) User Experience
2 8 (8.33%) Computer Science
3 5 (5.21%) Enterprise Software
4 4 (4.17%) Fintech
4 4 (4.17%) Visualisation
5 3 (3.13%) Analytical Skills
6 2 (2.08%) Client/Server
6 2 (2.08%) Physics
6 2 (2.08%) Smartphone
7 1 (1.04%) Mathematics
Operating Systems
1 2 (2.08%) Solaris
1 2 (2.08%) Unix
2 1 (1.04%) Linux
2 1 (1.04%) Mac OS X
Processes & Methodologies
1 42 (43.75%) Agile Software Development
2 31 (32.29%) MVC
3 27 (28.13%) Scrum
3 27 (28.13%) Software Engineering
4 25 (26.04%) Web Development
5 22 (22.92%) Front End Development
6 21 (21.88%) OO
7 18 (18.75%) OOP
7 18 (18.75%) Unit Testing
8 5 (5.21%) SOLID
9 4 (4.17%) Data Visualisation
9 4 (4.17%) Game Development
9 4 (4.17%) Mentoring
9 4 (4.17%) OOD
10 3 (3.13%) Multithreading
11 2 (2.08%) DOM Manipulation/Scripting
11 2 (2.08%) High Availability
11 2 (2.08%) MVVM
11 2 (2.08%) Responsive Web Design
11 2 (2.08%) TDD
Programming Languages
1 96 (100.00%) JavaScript
2 43 (44.79%) C#
3 30 (31.25%) Java
4 28 (29.17%) SQL
5 19 (19.79%) ES6
6 10 (10.42%) C++
7 8 (8.33%) Python
7 8 (8.33%) Ruby
8 7 (7.29%) Scala
9 5 (5.21%) ABAP
9 5 (5.21%) PHP
10 4 (4.17%) TypeScript
11 3 (3.13%) VB.NET
12 2 (2.08%) Shell Script
13 1 (1.04%) C
13 1 (1.04%) Jython
Qualifications
1 8 (8.33%) Degree
2 2 (2.08%) PhD
Quality Assurance & Compliance
1 4 (4.17%) QA
System Software
1 1 (1.04%) Tivoli Workload Scheduler
Systems Management
1 1 (1.04%) Capistrano
1 1 (1.04%) Grafana
1 1 (1.04%) Graphite
1 1 (1.04%) Opscode Chef
1 1 (1.04%) Oracle Enterprise Manager
1 1 (1.04%) Tivoli
Vendors
1 14 (14.58%) Microsoft
2 5 (5.21%) SAP
3 2 (2.08%) Facebook
3 2 (2.08%) Google
3 2 (2.08%) IBM
4 1 (1.04%) Oracle
4 1 (1.04%) Zend
Stevenage, Hertfordshire
Oscar
Salary: £45000 - £55000 per annum + Benefits
Posted: 7 hours ago
Watford, Hertfordshire
Salmon Ltd
Salary: Competitive salary + Bonus + Benefits (Health insurance, Pension, etc)
Posted: 6 hours ago
Hemel Hempstead, Hertfordshire
Exposed Solutions
Salary: £35000 - £45000 per annum
Posted: 23 hours ago
Stevenage, Hertfordshire
Understanding Recruitment
Salary: £30000 - £45000 per annum + benefits
Posted: 2 days ago
Hitchin, Hertfordshire
Understanding Recruitment
Salary: £28000 - £40000 per annum + Benifits
Posted: 2 days ago
Borehamwood, Hertfordshire
IT Connections
Salary: £35,000 to £45,000 + 20% Bonus
Posted: 3 days ago
St. Albans, Hertfordshire
Evolution Recruitment Solutions
Salary: 60-65K + Excellent Benefits!
Posted: 4 days ago
Watford, Hertfordshire
Verticality Ltd
Salary: £55000 - £65000 per annum, Benefits Bonus + Comprehensive Benefits
Posted: 6 days ago
Watford, Hertfordshire
Firway Consulting
Salary: From £30,000 to £36,000 per annum Circa £35k (Depending on exp)
Posted: 5 days ago