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 27 February 2017 with a comparison to same period over 2 years.

3 months to
27 Feb 2017
Same period 2016 Same period 2015
JavaScript Developer
East of England / Hertfordshire
Rank 79 123 97
Rank change year-on-year
+44 -26
Permanent jobs requiring a JavaScript Developer 63 30 62
As % of all permanent IT jobs located in Hertfordshire 2.79% 1.16% 2.67%
As % of the Job Titles category 2.89% 1.21% 2.76%
Number of salaries quoted 55 30 32
Median salary £45,000 £47,500 £37,500
Median salary % change year-on-year
-5.26% +26.66%
90% offered a salary of more than £37,500 £30,500 £25,000
10% offered a salary of more than £66,250 £83,000 £50,000
UK excluding London median salary £40,000 £40,000 £38,500
% change year-on-year
- +3.89%

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
2183 2478 2249
As % of all permanent IT jobs located in Hertfordshire 96.81% 96.20% 96.69%
Number of salaries quoted 1851 2036 1806
Median salary £45,000 £44,000 £45,000
Median salary % change year-on-year
+2.27% -2.22%
90% offered a salary of more than £24,500 £27,500 £26,000
10% offered a salary of more than £65,000 £65,000 £65,000
UK excluding London median salary £42,000 £42,000 £40,000
% change year-on-year
- +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 27 February 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 27 February 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
Watford +14 19 £47,500 -20.83% 1
Stevenage -7 9 £40,000 +17.64% 1
Borehamwood - 9 £37,500 -
Waltham Cross - 6 £67,500 -
St Albans 0 4 £62,500 +31.57% 2
Potters Bar - 2 £43,750 - 1
Rickmansworth - 2 £40,000 -
Welwyn - 2 £65,000 -
Hatfield - 2 £65,000 - 1
Hemel Hempstead 0 1 - - 1
Hitchin - 1 £34,000 -
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 27 February 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.

1 112 (100.00%) JavaScript
2 89 (79.46%) HTML
3 52 (46.43%) Agile Software Development
4 51 (45.54%) CSS
5 50 (44.64%) C#
5 50 (44.64%) jQuery
6 48 (42.86%) AngularJS
7 46 (41.07%) .NET
8 38 (33.93%) Node.js
9 37 (33.04%) HTML5
9 37 (33.04%) MVC
10 35 (31.25%) ASP.NET
10 35 (31.25%) Web Development
11 32 (28.57%) Software Engineering
11 32 (28.57%) SQL Server
12 31 (27.68%) SQL
13 29 (25.89%) Front End Development
14 26 (23.21%) OO
15 25 (22.32%) Java
16 23 (20.54%) Scrum
16 23 (20.54%) Twitter Bootstrap
17 21 (18.75%) gulp
18 17 (15.18%) Ajax
18 17 (15.18%) ES6
19 16 (14.29%) KnockoutJS
20 15 (13.39%) Computer Science
20 15 (13.39%) D3.js
20 15 (13.39%) SaaS
20 15 (13.39%) ASP.NET MVC
21 14 (12.50%) RESTful

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 10 (8.93%) IIS
2 9 (8.04%) Tomcat
3 6 (5.36%) Umbraco
4 5 (4.46%) Elasticsearch
5 2 (1.79%) CMS
5 2 (1.79%) WebSphere
6 1 (0.89%) Apache
6 1 (0.89%) JBoss
6 1 (0.89%) Lightstreamer
6 1 (0.89%) WebLogic
6 1 (0.89%) WordPress
Applications
1 6 (5.36%) MS Excel
2 2 (1.79%) Adobe Illustrator
2 2 (1.79%) Photoshop
Business Applications
1 3 (2.68%) Payment Gateway
2 1 (0.89%) Magento
Cloud Services
1 15 (13.39%) SaaS
2 1 (0.89%) Amazon AWS
Communications & Networking
1 5 (4.46%) HTTP
2 4 (3.57%) FTP
2 4 (3.57%) SSH
3 1 (0.89%) Broadband
Database & Business Intelligence
1 32 (28.57%) SQL Server
2 8 (7.14%) MySQL
3 5 (4.46%) SQL Server 2014
4 4 (3.57%) Data Warehouse
5 2 (1.79%) MongoDB
5 2 (1.79%) NoSQL
6 1 (0.89%) Redis
6 1 (0.89%) Relational Database
Development Applications
1 21 (18.75%) gulp
2 14 (12.50%) WebDriver
3 13 (11.61%) JBehave
3 13 (11.61%) Karma Test Runner
4 12 (10.71%) Git (software)
4 12 (10.71%) Subversion
5 11 (9.82%) Visual Studio
6 9 (8.04%) Maven
7 6 (5.36%) Team Foundation Server
8 5 (4.46%) Bitbucket
9 4 (3.57%) Jenkins
9 4 (3.57%) Octopus Deploy
9 4 (3.57%) SpecFlow
10 2 (1.79%) Grunt
10 2 (1.79%) Oracle Forms
10 2 (1.79%) PowerBuilder
11 1 (0.89%) MSTest
11 1 (0.89%) NUnit
11 1 (0.89%) RSpec
11 1 (0.89%) Selenium
General
1 9 (8.04%) Games
2 5 (4.46%) Marketing
3 4 (3.57%) Retail
4 3 (2.68%) Finance
4 3 (2.68%) Telecoms
5 1 (0.89%) Banking
Libraries, Frameworks & Software Standards
1 89 (79.46%) HTML
2 51 (45.54%) CSS
3 50 (44.64%) jQuery
4 48 (42.86%) AngularJS
5 46 (41.07%) .NET
6 38 (33.93%) Node.js
7 37 (33.04%) HTML5
8 35 (31.25%) ASP.NET
9 23 (20.54%) Twitter Bootstrap
10 17 (15.18%) Ajax
11 16 (14.29%) KnockoutJS
12 15 (13.39%) ASP.NET MVC
12 15 (13.39%) D3.js
13 14 (12.50%) React
13 14 (12.50%) RESTful
13 14 (12.50%) Web Services
14 13 (11.61%) CodeMirror
14 13 (11.61%) lodash
15 11 (9.82%) CSS3
16 10 (8.93%) JSON
Miscellaneous
1 15 (13.39%) Computer Science
2 14 (12.50%) User Experience
3 8 (7.14%) Fintech
4 4 (3.57%) Algorithms
4 4 (3.57%) Data Structures
4 4 (3.57%) Enterprise Software
5 2 (1.79%) Analytical Skills
5 2 (1.79%) Replication
5 2 (1.79%) Smartphone
5 2 (1.79%) Virtual Team
6 1 (0.89%) Client/Server
Operating Systems
1 4 (3.57%) Linux
2 1 (0.89%) Mac OS X
2 1 (0.89%) Solaris
2 1 (0.89%) Unix
Processes & Methodologies
1 52 (46.43%) Agile Software Development
2 37 (33.04%) MVC
3 35 (31.25%) Web Development
4 32 (28.57%) Software Engineering
5 29 (25.89%) Front End Development
6 26 (23.21%) OO
7 23 (20.54%) Scrum
8 13 (11.61%) OOD
9 12 (10.71%) OOP
10 11 (9.82%) Unit Testing
11 10 (8.93%) E-Commerce
12 8 (7.14%) Game Development
13 7 (6.25%) Mentoring
14 6 (5.36%) Data Visualisation
14 6 (5.36%) SOLID
14 6 (5.36%) Visualisation
15 4 (3.57%) Complexity Analysis
15 4 (3.57%) Load Testing
16 2 (1.79%) Data Protection
16 2 (1.79%) Multithreading
Programming Languages
1 112 (100.00%) JavaScript
2 50 (44.64%) C#
3 31 (27.68%) SQL
4 25 (22.32%) Java
5 17 (15.18%) ES6
6 12 (10.71%) PHP
7 7 (6.25%) Python
8 6 (5.36%) C++
9 5 (4.46%) Ruby
10 4 (3.57%) ABAP
10 4 (3.57%) PowerShell
10 4 (3.57%) Scala
11 3 (2.68%) TypeScript
11 3 (2.68%) VB.NET
12 2 (1.79%) Progress 4GL
13 1 (0.89%) Jython
13 1 (0.89%) Shell Script
Qualifications
1 11 (9.82%) Degree
2 2 (1.79%) PhD
Quality Assurance & Compliance
1 6 (5.36%) QA
2 2 (1.79%) ISO13485
Systems Management
1 5 (4.46%) Opscode Chef
2 1 (0.89%) Capistrano
2 1 (0.89%) Grafana
2 1 (0.89%) Graphite
2 1 (0.89%) Oracle Enterprise Manager
Vendors
1 10 (8.93%) Microsoft
2 4 (3.57%) SAP
3 3 (2.68%) Google
3 3 (2.68%) Oracle
4 2 (1.79%) Ab Initio
4 2 (1.79%) Facebook
4 2 (1.79%) Progress
4 2 (1.79%) Zend
5 1 (0.89%) IBM
Potters Bar, Hertfordshire
Ashdown IT
Salary: £50000 per annum + 25 days holiday
Posted: 11 hours ago
Hatfield, Hertfordshire
Understanding Recruitment
Salary: £60000.00 - £70000.00 per annum
Posted: 23 hours ago
Stevenage, Hertfordshire
Oscar
Salary: £50000 - £70000 per annum + Benefits
Posted: 3 days ago
Harpenden, Hertfordshire
Oscar
Salary: £40000 - £50000 per annum + Benefits
Posted: 3 days ago
St. Albans, Hertfordshire
Asset Resourcing Ltd
Salary: £35000 - £45000 per annum + h/care + gym + contrib pension
Posted: 3 days ago
Hemel Hempstead, Hertfordshire
Exposed Solutions
Salary: £35000 - £45000 per annum
Posted: 4 days ago
Watford, Hertfordshire
Firway Consulting
Salary: From £32,000 to £40,000 per annum To £40k (Depending on exp)
Posted: 4 days ago
St. Albans
Mint
Salary: £43000 - £70000 per annum
Posted: 5 days ago