Period
to 19 April 2018

The following table provides summary statistics for permanent job vacancies advertised in Essex 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 19 April 2018 with a comparison to the same period in the previous 2 years.

JavaScript (including ECMAScript)
6 months to
19 Apr 2018
Same period 2017 Same period 2016
Rank 11 8 8
Rank change year-on-year -3 0 +2
Permanent jobs citing JavaScript 218 324 402
As % of all permanent IT jobs advertised in Essex 14.50% 16.88% 17.65%
As % of the Programming Languages category 23.19% 32.76% 34.75%
Number of salaries quoted 200 287 370
Essex median annual salary £47,500 £42,500 £37,500
Median salary % change year-on-year +11.76% +13.33% +7.14%
10th Percentile £21,000 £28,374 £22,000
90th Percentile £70,250 £67,500 £65,000
East of England median annual salary £45,000 £42,500 £42,500
% change year-on-year +5.88% - +6.25%

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 Essex with a requirement for coding skills.

All Programming Languages
Essex
Permanent vacancies with a requirement for coding skills 940 989 1,157
As % of all permanent IT jobs advertised in Essex 62.54% 51.51% 50.81%
Number of salaries quoted 824 746 937
Essex median annual salary £50,000 £45,000 £41,500
Median salary % change year-on-year +11.11% +8.43% +3.75%
10th Percentile £27,500 £28,374 £23,250
90th Percentile £70,000 £63,750 £65,000
East of England median annual salary £50,000 £45,000 £42,500
% change year-on-year +11.11% +5.88% -

JavaScript
Job Vacancy Trend in Essex

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

Job vacancy trend for JavaScript in Essex

JavaScript
Salary Trend in Essex

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

Salary trend for JavaScript in Essex

JavaScript
Salary Histogram in Essex

The salary distribution of IT jobs citing JavaScript in Essex over the 6 months to 19 April 2018.

Salary histogram for JavaScript in Essex

JavaScript
Job Locations in Essex

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing JavaScript within the Essex region over the 6 months to 19 April 2018. The 'Rank Change' column provides an indication of the change in demand within each location based on the same 6 month period last year.

Location Rank Change
on Same Period
Last Year
Matching
Permanent
IT Job Ads
Median Salary
Past 6 Months
Median Salary
% Change
on Same Period
Last Year
Live
Job
Vacancies
Colchester -18 47 £47,500 +18.75% 8
Harlow -6 32 £68,750 +37.50% 5
Chelmsford +9 30 £50,000 +25.00% 11
Southend-on-Sea +4 25 £20,000 -50.00% 5
Witham -3 16 £35,000 -15.15% 1
Basildon -4 11 £42,500 -10.53% 10
Loughton +1 8 £47,500 +11.76%
Brentwood -3 3 £55,000 +15.79% 3
Leigh-on-Sea +3 2 £32,500 -23.53% 1
Wickford -11 2 £41,250 +21.32% 3
Saffron Walden -4 1 £60,000 +86.57% 3
Thurrock - 1 £37,500 -
Rayleigh - 1 £30,000 - 1
Billericay - 1 - -
JavaScript
East of England

For the 6 months to 19 April 2018, 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 Essex region with a requirement for JavaScript.

1 171 (78.44%) HTML
2 134 (61.47%) CSS
3 121 (55.50%) C#
4 116 (53.21%) SQL
5 100 (45.87%) .NET
6 88 (40.37%) ASP.NET
7 84 (38.53%) Web Development
8 79 (36.24%) MVC
9 78 (35.78%) AngularJS
10 76 (34.86%) Java
11 75 (34.40%) Agile Software Development
12 74 (33.94%) SQL Server
13 67 (30.73%) jQuery
14 59 (27.06%) HTML5
15 49 (22.48%) PHP
16 42 (19.27%) CSS3
17 41 (18.81%) Front End Development
18 37 (16.97%) MySQL
18 37 (16.97%) WCF
19 36 (16.51%) Web Services
19 36 (16.51%) Twitter Bootstrap
20 35 (16.06%) Ajax
21 33 (15.14%) Degree
22 32 (14.68%) Scrum
22 32 (14.68%) Microsoft
23 30 (13.76%) E-Commerce
23 30 (13.76%) Spring
23 30 (13.76%) JSON
23 30 (13.76%) ASP.NET Web API
23 30 (13.76%) User Experience

JavaScript
Co-occurring IT Skills in Essex 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 17 (7.80%) CMS
2 12 (5.50%) JBoss
3 11 (5.05%) IIS
4 8 (3.67%) WebSphere
4 8 (3.67%) WordPress
5 7 (3.21%) Apache
5 7 (3.21%) Tomcat
6 5 (2.29%) Apache Geronimo
6 5 (2.29%) Apache Pig
6 5 (2.29%) Apache Spark
6 5 (2.29%) GlassFish
7 3 (1.38%) WebLogic
8 2 (0.92%) Drupal
8 2 (0.92%) Elasticsearch
9 1 (0.46%) Confluence
9 1 (0.46%) Joomla!
9 1 (0.46%) Umbraco
9 1 (0.46%) WildFly
Applications
1 14 (6.42%) Photoshop
2 5 (2.29%) Adobe Creative Suite
2 5 (2.29%) Weka
3 4 (1.83%) Adobe Illustrator
4 2 (0.92%) OmniGraffle
5 1 (0.46%) Maya
Business Applications
1 6 (2.75%) Movex
2 3 (1.38%) SAP ERP
3 2 (0.92%) Dynamics CRM
4 1 (0.46%) Payment Gateway
Cloud Services
1 14 (6.42%) Amazon AWS
1 14 (6.42%) Microsoft Azure
2 4 (1.83%) GitHub
3 1 (0.46%) Cloud Computing
3 1 (0.46%) npm
3 1 (0.46%) SaaS
3 1 (0.46%) Slack
3 1 (0.46%) Yarn
Communications & Networking
1 2 (0.92%) Internet
1 2 (0.92%) SMS
2 1 (0.46%) Intranet
Database & Business Intelligence
1 74 (33.94%) SQL Server
2 37 (16.97%) MySQL
3 25 (11.47%) Relational Database
4 15 (6.88%) SQL Server Reporting Services
5 14 (6.42%) SQL Server 2014
5 14 (6.42%) SQL Server Integration Services
6 12 (5.50%) SQL Server 2005
7 10 (4.59%) PostgreSQL
8 8 (3.67%) NoSQL
8 8 (3.67%) Oracle Database
8 8 (3.67%) RDBMS
9 7 (3.21%) MongoDB
10 6 (2.75%) Big Data
10 6 (2.75%) SQL Server 2008
11 5 (2.29%) Apache Hive
11 5 (2.29%) CouchDB
11 5 (2.29%) Hadoop
11 5 (2.29%) Mahout
11 5 (2.29%) Neo4j
11 5 (2.29%) QlikView
Development Applications
1 27 (12.39%) Git (software)
2 19 (8.72%) Visual Studio
3 18 (8.26%) gulp
4 9 (4.13%) Selenium
5 8 (3.67%) Team Foundation Server
6 6 (2.75%) Grunt
7 5 (2.29%) Ant
8 4 (1.83%) Gradle
8 4 (1.83%) Maven
8 4 (1.83%) MSTest
8 4 (1.83%) WebDriver
9 3 (1.38%) JIRA
9 3 (1.38%) PHPUnit
10 2 (0.92%) ReSharper
10 2 (0.92%) SpecFlow
10 2 (0.92%) Visual Studio Team System
10 2 (0.92%) webpack
11 1 (0.46%) Bitbucket
11 1 (0.46%) Jenkins
11 1 (0.46%) TestRail
General
1 28 (12.84%) Advertising
1 28 (12.84%) Automotive
2 25 (11.47%) Finance
3 11 (5.05%) Games
4 10 (4.59%) Marketing
5 8 (3.67%) Retail
6 7 (3.21%) Banking
7 3 (1.38%) Legal
8 1 (0.46%) Aerospace
8 1 (0.46%) Manufacturing
8 1 (0.46%) Multimedia
Job Titles
1 195 (89.45%) Developer
2 61 (27.98%) .NET Developer
2 61 (27.98%) Web Developer
3 36 (16.51%) Java Developer
4 33 (15.14%) Front End Developer (Client-Side Developer)
5 32 (14.68%) JavaScript Developer
6 31 (14.22%) Lead Developer
7 30 (13.76%) C# Developer
8 29 (13.30%) Junior
8 29 (13.30%) Junior Developer
9 26 (11.93%) C# .NET Developer
10 25 (11.47%) Software Developer
11 23 (10.55%) Senior Developer
12 21 (9.63%) ASP.NET Developer
13 20 (9.17%) C# ASP.NET Developer
14 19 (8.72%) SQL Developer
15 18 (8.26%) .NET Web Developer
16 17 (7.80%) Lead .NET Developer
17 16 (7.34%) HTML Developer
18 15 (6.88%) C# Web Developer
Libraries, Frameworks & Software Standards
1 171 (78.44%) HTML
2 134 (61.47%) CSS
3 100 (45.87%) .NET
4 88 (40.37%) ASP.NET
5 78 (35.78%) AngularJS
6 67 (30.73%) jQuery
7 59 (27.06%) HTML5
8 42 (19.27%) CSS3
9 37 (16.97%) WCF
10 36 (16.51%) Twitter Bootstrap
10 36 (16.51%) Web Services
11 35 (16.06%) Ajax
12 30 (13.76%) ASP.NET Web API
12 30 (13.76%) JSON
12 30 (13.76%) KnockoutJS
12 30 (13.76%) Spring
13 29 (13.30%) ASP.NET MVC
14 28 (12.84%) Java EE
14 28 (12.84%) RESTful
15 26 (11.93%) .NET Framework
Miscellaneous
1 30 (13.76%) User Experience
2 27 (12.39%) Computer Science
3 16 (7.34%) Greenfield Project
4 10 (4.59%) Enterprise Software
5 5 (2.29%) Mobile App
6 4 (1.83%) Driving Licence
7 3 (1.38%) Fintech
7 3 (1.38%) Graphic Design
7 3 (1.38%) Self-Motivation
8 2 (0.92%) Analytical Skills
9 1 (0.46%) Animation
9 1 (0.46%) Digital TV
9 1 (0.46%) EPoS
9 1 (0.46%) Management Information System
Operating Systems
1 26 (11.93%) Linux
2 23 (10.55%) Android
2 23 (10.55%) Apple iOS
3 12 (5.50%) Windows Server
4 6 (2.75%) Windows
5 3 (1.38%) Windows 10
6 1 (0.46%) Unix
Processes & Methodologies
1 84 (38.53%) Web Development
2 79 (36.24%) MVC
3 75 (34.40%) Agile Software Development
4 41 (18.81%) Front End Development
5 32 (14.68%) Scrum
6 30 (13.76%) E-Commerce
7 29 (13.30%) Mentoring
8 24 (11.01%) OOP
9 23 (10.55%) TDD
10 19 (8.72%) SDLC
11 17 (7.80%) OO
11 17 (7.80%) Responsive Web Design
12 16 (7.34%) Web Design
13 15 (6.88%) BDD
13 15 (6.88%) Kanban
14 13 (5.96%) SOA
15 12 (5.50%) Refactoring
15 12 (5.50%) Unit Testing
16 11 (5.05%) Continuous Delivery
17 10 (4.59%) Android Development
Programming Languages
1 121 (55.50%) C#
2 116 (53.21%) SQL
3 76 (34.86%) Java
4 49 (22.48%) PHP
5 22 (10.09%) T-SQL
6 10 (4.59%) PL/SQL
7 8 (3.67%) Java 8
8 7 (3.21%) Python
9 6 (2.75%) Apple Swift
10 5 (2.29%) TypeScript
10 5 (2.29%) VB.NET
11 4 (1.83%) XAML
12 3 (1.38%) ES6
13 1 (0.46%) ABAP
13 1 (0.46%) C++
13 1 (0.46%) MAXScript
13 1 (0.46%) PHP 7
13 1 (0.46%) Tcl
13 1 (0.46%) VB
13 1 (0.46%) VBScript
Qualifications
1 33 (15.14%) Degree
2 9 (4.13%) Computer Science Degree
3 1 (0.46%) DBS Check
Quality Assurance & Compliance
1 8 (3.67%) QA
System Software
1 5 (2.29%) HDFS
2 3 (1.38%) Docker
Systems Management
1 1 (0.46%) Opscode Chef
Vendors
1 32 (14.68%) Microsoft
2 24 (11.01%) Oracle
3 10 (4.59%) Tableau
4 6 (2.75%) Adobe
5 5 (2.29%) Alteryx
6 4 (1.83%) Xamarin
7 3 (1.38%) SAP
8 2 (0.92%) Google
9 1 (0.46%) Atlassian
9 1 (0.46%) Facebook
9 1 (0.46%) HP