Period
to 20 August 2019

The following table provides summary statistics for permanent job vacancies advertised in Watford with a requirement for JavaScript skills. Included is a benchmarking guide to the salaries offered in vacancies that have cited JavaScript over the 6 months to 20 August 2019 with a comparison to the same period in the previous 2 years.

JavaScript (including ECMAScript)
Hertfordshire > Watford
6 months to
20 Aug 2019
Same period 2018 Same period 2017
Rank 10 5 4
Rank change year-on-year -5 -1 +10
Permanent jobs citing JavaScript 101 167 185
As % of all permanent IT jobs advertised in Watford 13.70% 19.02% 17.77%
As % of the Programming Languages category 31.96% 36.38% 33.82%
Number of salaries quoted 89 137 157
Watford median annual salary £55,000 £52,500 £50,000
Median salary % change year-on-year +4.76% +5.00% -9.09%
10th Percentile £43,750 £33,050 £32,500
90th Percentile £75,000 £67,500 £62,500
Hertfordshire median annual salary £50,000 £50,000 £45,000
% change year-on-year - +11.11% -

JavaScript is in the Programming Languages category. The following table is for comparison with the above and provides summary statistics for all permanent job vacancies advertised in Watford with a requirement for coding skills.

All Programming Languages
Watford
Permanent vacancies with a requirement for coding skills 316 459 547
As % of all permanent IT jobs advertised in Watford 42.88% 52.28% 52.55%
Number of salaries quoted 265 397 456
Watford median annual salary £60,000 £47,500 £50,000
Median salary % change year-on-year +26.32% -5.00% -
10th Percentile £38,500 £31,250 £32,500
90th Percentile £77,500 £67,500 £72,500
Hertfordshire median annual salary £50,000 £50,000 £47,000
% change year-on-year - +6.38% +4.44%

JavaScript
Job Vacancy Trend in Watford

Job postings citing JavaScript as a percentage of all IT jobs advertised in Watford.

Job vacancy trend for JavaScript in Watford

JavaScript
Salary Trend in Watford

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

Salary trend for JavaScript in Watford

JavaScript
Salary Histogram in Watford

The salary distribution of IT jobs citing JavaScript in Watford over the 6 months to 20 August 2019.

Salary histogram for JavaScript in Watford

For the 6 months to 20 August 2019, IT jobs citing JavaScript also mentioned the following skills in order of popularity. The figures indicate the absolute number co-occurrences and as a proportion of all permanent job ads across the Watford region with a requirement for JavaScript.

1 70 (69.31%) HTML
2 52 (51.49%) CSS
3 44 (43.56%) Agile Software Development
4 35 (34.65%) Java
4 35 (34.65%) PHP
5 32 (31.68%) HTML5
5 32 (31.68%) AngularJS
6 31 (30.69%) Magento
7 28 (27.72%) .NET
8 25 (24.75%) OO
8 25 (24.75%) MVC
9 24 (23.76%) React
10 23 (22.77%) Amazon AWS
10 23 (22.77%) Scrum
11 22 (21.78%) E-Commerce
11 22 (21.78%) C#
11 22 (21.78%) jQuery
12 21 (20.79%) MySQL
13 19 (18.81%) SQL
13 19 (18.81%) SQL Server
14 18 (17.82%) SaaS
15 17 (16.83%) Software Engineering
16 16 (15.84%) ASP.NET
16 16 (15.84%) Linux
16 16 (15.84%) TypeScript
16 16 (15.84%) Twitter Bootstrap
17 15 (14.85%) OO PHP
17 15 (14.85%) Microsoft
17 15 (14.85%) Pharmaceutical
17 15 (14.85%) Vue.js

JavaScript
Co-occurring IT Skills in Watford 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 2 (1.98%) IIS
1 2 (1.98%) WebSphere
2 1 (0.99%) Adobe Experience Manager
2 1 (0.99%) CMS
2 1 (0.99%) Mule
2 1 (0.99%) Oracle Service Bus
2 1 (0.99%) Oracle SOA Suite
2 1 (0.99%) SharePoint
2 1 (0.99%) SharePoint 2013
2 1 (0.99%) Sitecore CMS
2 1 (0.99%) Tomcat
Applications
1 4 (3.96%) Photoshop
2 3 (2.97%) GIMP
3 1 (0.99%) Sketch
Business Applications
1 31 (30.69%) Magento
2 4 (3.96%) Dynamics CRM
3 1 (0.99%) Salesforce.com CRM
3 1 (0.99%) Shopify
Cloud Services
1 23 (22.77%) Amazon AWS
2 18 (17.82%) SaaS
3 11 (10.89%) Microsoft Azure
4 5 (4.95%) AWS CloudFormation
5 4 (3.96%) Dynamics 365
5 4 (3.96%) GitHub
5 4 (3.96%) IaaS
5 4 (3.96%) PaaS
6 3 (2.97%) Google Cloud Platform
7 2 (1.98%) Apigee
8 1 (0.99%) Akamai
8 1 (0.99%) Force.com
8 1 (0.99%) Office 365
Communications & Networking
1 2 (1.98%) HTTP
1 2 (1.98%) TCP/IP
2 1 (0.99%) SSL
Database & Business Intelligence
1 21 (20.79%) MySQL
2 19 (18.81%) SQL Server
3 2 (1.98%) SQL Server 2008
4 1 (0.99%) Oracle Database
4 1 (0.99%) Oracle Database 12c
Development Applications
1 11 (10.89%) Git (software)
2 9 (8.91%) gulp
3 4 (3.96%) Gatling
3 4 (3.96%) Grunt
3 4 (3.96%) JUnit
3 4 (3.96%) Team Foundation Server
4 3 (2.97%) Mercurial
4 3 (2.97%) Subversion
4 3 (2.97%) Visual Studio
5 2 (1.98%) webpack
6 1 (0.99%) Artifactory
6 1 (0.99%) Bower
6 1 (0.99%) Cobertura
6 1 (0.99%) Gradle
6 1 (0.99%) Jasmine
6 1 (0.99%) Jenkins
6 1 (0.99%) JIRA
6 1 (0.99%) Karma Test Runner
6 1 (0.99%) Maven
6 1 (0.99%) SonarQube
General
1 15 (14.85%) Pharmaceutical
2 6 (5.94%) Retail
3 5 (4.95%) Finance
4 4 (3.96%) Legal
5 3 (2.97%) Manufacturing
6 2 (1.98%) Advertising
6 2 (1.98%) Games
7 1 (0.99%) Marketing
Job Titles
1 81 (80.20%) Developer
2 29 (28.71%) Magento Developer
3 15 (14.85%) Senior Developer
4 14 (13.86%) .NET Developer
5 13 (12.87%) C# Developer
6 11 (10.89%) Security Engineer
7 10 (9.90%) Front End Developer (Client-Side Developer)
7 10 (9.90%) JavaScript Developer
8 8 (7.92%) C# .NET Developer
9 7 (6.93%) .NET Web Developer
9 7 (6.93%) ASP.NET Developer
9 7 (6.93%) ASP.NET MVC Developer
9 7 (6.93%) C# ASP.NET Developer
9 7 (6.93%) C# Web Developer
9 7 (6.93%) HTML Developer
9 7 (6.93%) Java Developer
9 7 (6.93%) Web Developer
10 5 (4.95%) Architect
10 5 (4.95%) IT Security Engineer
10 5 (4.95%) Software Developer
Libraries, Frameworks & Software Standards
1 70 (69.31%) HTML
2 52 (51.49%) CSS
3 32 (31.68%) AngularJS
3 32 (31.68%) HTML5
4 28 (27.72%) .NET
5 24 (23.76%) React
6 22 (21.78%) jQuery
7 16 (15.84%) ASP.NET
7 16 (15.84%) Twitter Bootstrap
8 15 (14.85%) Vue.js
9 13 (12.87%) CSS3
10 11 (10.89%) Node.js
11 9 (8.91%) RESTful
11 9 (8.91%) Spring
12 8 (7.92%) ASP.NET MVC
12 8 (7.92%) Web Services
13 7 (6.93%) D3.js
13 7 (6.93%) React Native
13 7 (6.93%) Sass
14 5 (4.95%) KnockoutJS
Miscellaneous
1 9 (8.91%) Greenfield Project
2 6 (5.94%) Analytical Skills
2 6 (5.94%) User Experience
3 4 (3.96%) Blog
3 4 (3.96%) Mobile App
4 3 (2.97%) Enterprise Software
4 3 (2.97%) W3C
5 2 (1.98%) N-Tier
6 1 (0.99%) Data Structures
6 1 (0.99%) Management Information System
6 1 (0.99%) PKI
6 1 (0.99%) Vector Graphics
Operating Systems
1 16 (15.84%) Linux
2 10 (9.90%) Windows
3 2 (1.98%) Android
3 2 (1.98%) Apple iOS
4 1 (0.99%) Kali Linux
4 1 (0.99%) Red Hat Enterprise Linux
4 1 (0.99%) Solaris
Processes & Methodologies
1 44 (43.56%) Agile Software Development
2 25 (24.75%) MVC
2 25 (24.75%) OO
3 23 (22.77%) Scrum
4 22 (21.78%) E-Commerce
5 17 (16.83%) Software Engineering
6 15 (14.85%) OO PHP
7 14 (13.86%) DevOps
7 14 (13.86%) OOP
8 12 (11.88%) Front End Development
9 11 (10.89%) Penetration Testing
10 10 (9.90%) Information Security
10 10 (9.90%) SDLC
10 10 (9.90%) Secure Coding
10 10 (9.90%) SIEM
10 10 (9.90%) Vulnerability Scanning
11 9 (8.91%) Web Development
12 8 (7.92%) Cross-Browser Compatibility
13 7 (6.93%) Computer Science
13 7 (6.93%) Problem-Solving
Programming Languages
1 35 (34.65%) Java
1 35 (34.65%) PHP
2 22 (21.78%) C#
3 19 (18.81%) SQL
4 16 (15.84%) TypeScript
5 8 (7.92%) ES6
6 7 (6.93%) Python
6 7 (6.93%) T-SQL
7 4 (3.96%) Java 8
8 3 (2.97%) PL/SQL
9 2 (1.98%) Apex Code
9 2 (1.98%) C
9 2 (1.98%) Go
10 1 (0.99%) C++
10 1 (0.99%) PowerShell
10 1 (0.99%) SOQL
10 1 (0.99%) SOSL
Qualifications
1 10 (9.90%) CEH
1 10 (9.90%) CISSP
2 6 (5.94%) Degree
3 5 (4.95%) Computer Science Degree
4 1 (0.99%) ITIL Foundation Certificate
4 1 (0.99%) PhD
Quality Assurance & Compliance
1 4 (3.96%) COBIT
1 4 (3.96%) QA
System Software
1 7 (6.93%) Docker
Systems Management
1 3 (2.97%) Kubernetes
2 1 (0.99%) Mesos
2 1 (0.99%) Nessus
2 1 (0.99%) Nmap
2 1 (0.99%) Opscode Chef
2 1 (0.99%) Puppet
2 1 (0.99%) Rancher
2 1 (0.99%) Sysdig
Vendors
1 15 (14.85%) Microsoft
2 5 (4.95%) Qualys
3 4 (3.96%) Veracode
4 3 (2.97%) Oracle
4 3 (2.97%) Salesforce.com
5 2 (1.98%) Google
5 2 (1.98%) Telerik
5 2 (1.98%) Xamarin
6 1 (0.99%) hybris
6 1 (0.99%) IBM
6 1 (0.99%) MuleSoft
6 1 (0.99%) Nintex
6 1 (0.99%) Red Hat
6 1 (0.99%) Sitecore