Period
to 19 July 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 July 2018 with a comparison to the same period in the previous 2 years.

JavaScript (including ECMAScript)
6 months to
19 Jul 2018
Same period 2017 Same period 2016
Rank 10 11 9
Rank change year-on-year +1 -2 +1
Permanent jobs citing JavaScript 204 307 392
As % of all permanent IT jobs advertised in Essex 14.31% 15.96% 18.51%
As % of the Programming Languages category 24.55% 29.38% 38.13%
Number of salaries quoted 188 263 362
Essex median annual salary £40,000 £45,000 £40,000
Median salary % change year-on-year -11.11% +12.50% +14.29%
10th Percentile £20,425 £28,374 £22,500
90th Percentile £70,750 £66,000 £63,750
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 831 1,045 1,028
As % of all permanent IT jobs advertised in Essex 58.27% 54.31% 48.54%
Number of salaries quoted 720 844 862
Essex median annual salary £45,000 £45,000 £42,500
Median salary % change year-on-year - +5.88% +6.25%
10th Percentile £26,250 £30,000 £22,750
90th Percentile £66,250 £62,500 £63,750
East of England median annual salary £47,500 £45,000 £43,000
% change year-on-year +5.56% +4.65% +1.18%

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 July 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 July 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
Chelmsford 0 47 £37,500 -19.35% 9
Colchester -21 29 £37,500 -6.25% 3
Southend-on-Sea +4 27 £20,000 -50.00% 3
Basildon -1 24 £37,500 -21.05% 7
Harlow +5 12 £58,750 +6.82% 4
Loughton +1 10 £43,750 -12.50%
Wickford -6 6 £33,750 -0.74%
Grays - 4 £55,000 -
Brentwood -8 3 £52,500 +10.53% 2
Rayleigh - 2 £37,500 - 1
Saffron Walden +3 1 - -
Witham -6 1 £25,000 -25.93%
Thurrock - 1 £37,500 -
Epping - 1 £45,000 -
JavaScript
East of England

For the 6 months to 19 July 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.

1 146 (71.57%) HTML
2 137 (67.16%) CSS
3 107 (52.45%) C#
4 86 (42.16%) .NET
5 84 (41.18%) SQL
6 81 (39.71%) MVC
6 81 (39.71%) AngularJS
7 77 (37.75%) SQL Server
7 77 (37.75%) jQuery
8 71 (34.80%) Web Development
9 70 (34.31%) ASP.NET
10 63 (30.88%) Java
11 60 (29.41%) Agile Software Development
12 46 (22.55%) Twitter Bootstrap
13 39 (19.12%) MySQL
13 39 (19.12%) Degree
14 38 (18.63%) Relational Database
15 36 (17.65%) Front End Development
16 35 (17.16%) Ajax
17 34 (16.67%) E-Commerce
18 33 (16.18%) OO
19 31 (15.20%) HTML5
20 30 (14.71%) ASP.NET Web API
21 28 (13.73%) ASP.NET MVC
21 28 (13.73%) Computer Science
21 28 (13.73%) Java EE
22 27 (13.24%) Web Services
22 27 (13.24%) React
23 26 (12.75%) CSS3
23 26 (12.75%) Oracle

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 19 (9.31%) JBoss
2 14 (6.86%) WebSphere
3 13 (6.37%) IIS
4 12 (5.88%) WebLogic
5 11 (5.39%) WordPress
6 10 (4.90%) Apache
6 10 (4.90%) CMS
6 10 (4.90%) Tomcat
7 7 (3.43%) Drupal
8 6 (2.94%) Elasticsearch
8 6 (2.94%) Joomla!
9 4 (1.96%) Zope
10 2 (0.98%) Apache Geronimo
10 2 (0.98%) Apache Pig
10 2 (0.98%) Apache Spark
10 2 (0.98%) GlassFish
10 2 (0.98%) WildFly
11 1 (0.49%) Confluence
11 1 (0.49%) Umbraco
Applications
1 11 (5.39%) Photoshop
2 7 (3.43%) Adobe Illustrator
3 5 (2.45%) InDesign
4 2 (0.98%) Adobe Creative Suite
4 2 (0.98%) Weka
Business Applications
1 6 (2.94%) Movex
2 3 (1.47%) SAP ERP
3 2 (0.98%) Magento
4 1 (0.49%) NetSuite
Cloud Services
1 10 (4.90%) Amazon AWS
1 10 (4.90%) Microsoft Azure
2 5 (2.45%) GitHub
3 1 (0.49%) Cloud Computing
3 1 (0.49%) Google Analytics
3 1 (0.49%) IaaS
3 1 (0.49%) npm
3 1 (0.49%) PaaS
3 1 (0.49%) Serverless
3 1 (0.49%) Slack
3 1 (0.49%) Veeva
3 1 (0.49%) Yarn
Communications & Networking
1 4 (1.96%) HTTP
2 2 (0.98%) SMS
3 1 (0.49%) Intranet
Database & Business Intelligence
1 77 (37.75%) SQL Server
2 39 (19.12%) MySQL
3 38 (18.63%) Relational Database
4 17 (8.33%) Oracle Database
5 9 (4.41%) PostgreSQL
6 6 (2.94%) RDBMS
6 6 (2.94%) SQL Server Reporting Services
7 5 (2.45%) Big Data
7 5 (2.45%) NoSQL
7 5 (2.45%) SQL Server 2014
7 5 (2.45%) SQL Server Integration Services
8 4 (1.96%) SQL Server 2005
8 4 (1.96%) SQL Server 2016
9 3 (1.47%) Data Mining
9 3 (1.47%) OLAP
9 3 (1.47%) Oracle OLAP
9 3 (1.47%) SQL Server 2008
10 2 (0.98%) Mahout
10 2 (0.98%) Neo4j
10 2 (0.98%) Sqoop
Development Applications
1 24 (11.76%) Git (software)
2 16 (7.84%) Visual Studio
3 6 (2.94%) Ant
4 5 (2.45%) Gradle
4 5 (2.45%) gulp
4 5 (2.45%) Maven
5 4 (1.96%) Dreamweaver
5 4 (1.96%) Grunt
5 4 (1.96%) Selenium
6 3 (1.47%) Bitbucket
6 3 (1.47%) JIRA
6 3 (1.47%) Team Foundation Server
7 2 (0.98%) Jenkins
7 2 (0.98%) ReSharper
7 2 (0.98%) SpecFlow
7 2 (0.98%) Subversion
7 2 (0.98%) TeamCity
7 2 (0.98%) Visual Studio Team System
7 2 (0.98%) webpack
8 1 (0.49%) NUnit
General
1 19 (9.31%) Finance
2 14 (6.86%) Automotive
3 11 (5.39%) Retail
4 10 (4.90%) Advertising
5 8 (3.92%) Games
6 7 (3.43%) Legal
7 4 (1.96%) Marketing
8 1 (0.49%) Aerospace
8 1 (0.49%) Banking
8 1 (0.49%) Pharmaceutical
Job Titles
1 189 (92.65%) Developer
2 52 (25.49%) Web Developer
3 47 (23.04%) .NET Developer
4 37 (18.14%) C# Developer
5 32 (15.69%) Front End Developer (Client-Side Developer)
6 31 (15.20%) Java Developer
7 29 (14.22%) Software Developer
8 23 (11.27%) C# .NET Developer
9 22 (10.78%) Lead Developer
10 21 (10.29%) Junior
11 20 (9.80%) ASP.NET Developer
11 20 (9.80%) JavaScript Developer
11 20 (9.80%) Junior Developer
12 19 (9.31%) C# ASP.NET Developer
12 19 (9.31%) SQL Developer
13 17 (8.33%) Senior Developer
14 14 (6.86%) C# Software Developer
14 14 (6.86%) C# Web Developer
15 13 (6.37%) .NET Web Developer
15 13 (6.37%) Lead Java Developer
Libraries, Frameworks & Software Standards
1 146 (71.57%) HTML
2 137 (67.16%) CSS
3 86 (42.16%) .NET
4 81 (39.71%) AngularJS
5 77 (37.75%) jQuery
6 70 (34.31%) ASP.NET
7 46 (22.55%) Twitter Bootstrap
8 35 (17.16%) Ajax
9 31 (15.20%) HTML5
10 30 (14.71%) ASP.NET Web API
11 28 (13.73%) ASP.NET MVC
11 28 (13.73%) Java EE
12 27 (13.24%) React
12 27 (13.24%) Web Services
13 26 (12.75%) CSS3
14 24 (11.76%) Spring
15 23 (11.27%) KnockoutJS
16 22 (10.78%) RESTful
17 21 (10.29%) .NET Framework
17 21 (10.29%) XML
Miscellaneous
1 28 (13.73%) Computer Science
2 13 (6.37%) User Experience
3 10 (4.90%) Analytical Skills
4 9 (4.41%) Enterprise Software
5 5 (2.45%) Greenfield Project
5 5 (2.45%) Management Information System
6 4 (1.96%) Freedom of Information
7 3 (1.47%) Digital TV
7 3 (1.47%) Mobile App
7 3 (1.47%) Self-Motivation
8 2 (0.98%) Driving Licence
8 2 (0.98%) Fintech
8 2 (0.98%) Graphic Design
9 1 (0.49%) Life Science
Operating Systems
1 21 (10.29%) Linux
2 9 (4.41%) Windows Server
3 8 (3.92%) Android
3 8 (3.92%) Apple iOS
4 7 (3.43%) Windows
5 3 (1.47%) Windows 10
6 1 (0.49%) Unix
Processes & Methodologies
1 81 (39.71%) MVC
2 71 (34.80%) Web Development
3 60 (29.41%) Agile Software Development
4 36 (17.65%) Front End Development
5 34 (16.67%) E-Commerce
6 33 (16.18%) OO
7 26 (12.75%) OOP
8 18 (8.82%) Scrum
9 16 (7.84%) Responsive Web Design
10 15 (7.35%) Software Engineering
11 14 (6.86%) TDD
12 13 (6.37%) Kanban
12 13 (6.37%) Web Design
13 12 (5.88%) Problem-Solving
14 11 (5.39%) Continuous Integration
14 11 (5.39%) SEO
15 10 (4.90%) Web Application Development
16 9 (4.41%) DevOps
16 9 (4.41%) Microservices
16 9 (4.41%) SDLC
Programming Languages
1 107 (52.45%) C#
2 84 (41.18%) SQL
3 63 (30.88%) Java
4 26 (12.75%) PHP
5 16 (7.84%) Python
6 15 (7.35%) T-SQL
7 11 (5.39%) PL/SQL
8 10 (4.90%) Java 8
9 9 (4.41%) Perl
10 6 (2.94%) Apple Swift
11 3 (1.47%) ES6
11 3 (1.47%) VB.NET
11 3 (1.47%) XAML
12 2 (0.98%) VB
13 1 (0.49%) ABAP
13 1 (0.49%) ActionScript
13 1 (0.49%) ActionScript 3.0
13 1 (0.49%) Bash Shell
13 1 (0.49%) Go
13 1 (0.49%) TypeScript
Qualifications
1 39 (19.12%) Degree
2 13 (6.37%) Computer Science Degree
3 1 (0.49%) Master's Degree
System Software
1 5 (2.45%) Docker
2 2 (0.98%) HDFS
Systems Management
1 1 (0.49%) Opscode Chef
Vendors
1 26 (12.75%) Microsoft
1 26 (12.75%) Oracle
2 8 (3.92%) Adobe
3 3 (1.47%) SAP
3 3 (1.47%) Tableau
4 2 (0.98%) Alteryx
4 2 (0.98%) Google
4 2 (0.98%) Salesforce.com
4 2 (0.98%) Xamarin
5 1 (0.49%) Atlassian
5 1 (0.49%) Facebook
5 1 (0.49%) New Relic