Period
to 19 October 2018

The median annual salary for a JavaScript Developer was £37,500 in advertised job vacancies in Essex during the 6 months to 19 October 2018.

The first table below provides salary benchmarking and summary statistics including a comparison to same period in the previous 2 years.

JavaScript Developer
6 months to
19 Oct 2018
Same period 2017 Same period 2016
Rank 71 103 114
Rank change year-on-year +32 +11 +3
Permanent jobs requiring a JavaScript Developer 29 22 24
As % of all permanent IT jobs advertised in Essex 2.29% 1.45% 1.13%
As % of the Job Titles category 2.38% 1.50% 1.21%
Number of salaries quoted 29 21 14
Essex median annual salary £37,500 £40,000 £35,000
Median salary % change year-on-year -6.25% +14.29% -9.68%
10th Percentile £24,000 £20,000 £20,000
90th Percentile £44,000 £47,500 £47,625
East of England median annual salary £45,000 £46,250 £47,500
% change year-on-year -2.70% -2.63% +11.76%

The following table is for comparison with the above and includes summary statistics for all permanent IT job vacancies advertised in Essex. Most job vacancies include a discernible job title that can be normalized. As such, the figures in the second row provide an indication of the number of permanent jobs in our overall sample.

All Permanent IT Job Vacancies
Essex
Permanent vacancies in Essex with a recognized job title 1,219 1,464 1,983
% of permanent IT jobs with a recognized job title 96.06% 96.38% 93.54%
Number of salaries quoted 995 1,231 1,553
Essex median annual salary £40,000 £45,000 £42,500
Median salary % change year-on-year -11.11% +5.88% +6.25%
10th Percentile £21,250 £24,250 £24,200
90th Percentile £66,250 £65,000 £65,000
East of England median annual salary £45,000 £45,000 £45,000

JavaScript Developer
Job Vacancy Trend in Essex

Job postings that featured JavaScript Developer in the job title as a percentage of all IT jobs advertised in Essex.

Job vacancy trend for JavaScript Developer in Essex

JavaScript Developer
Salary Trend in Essex

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

Salary trend for JavaScript Developer in Essex

JavaScript Developer
Salary Histogram in Essex

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

Salary histogram for JavaScript Developer in Essex

JavaScript Developer
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 Developer within the Essex region over the 6 months to 19 October 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
Basildon -2 11 £42,500 -10.53% 1
Chelmsford +13 10 £31,750 +58.75% 1
Wickford - 4 £35,000 - 1
Rayleigh - 2 £37,500 -
Colchester +5 1 £40,000 - 2
JavaScript Developer
East of England

JavaScript Developer Skill Set
Top 30 Co-occurring IT Skills in Essex

For the 6 months to 19 October 2018, JavaScript Developer job roles required the following IT 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 featuring JavaScript Developer in the job title.

1 29 (100.00%) JavaScript
2 28 (96.55%) HTML
3 24 (82.76%) CSS
4 21 (72.41%) HTML5
4 21 (72.41%) Front End Development
5 18 (62.07%) Web Development
6 15 (51.72%) jQuery
7 14 (48.28%) OO
7 14 (48.28%) C#
8 13 (44.83%) SQL
8 13 (44.83%) AngularJS
9 10 (34.48%) Twitter Bootstrap
9 10 (34.48%) Enterprise Software
9 10 (34.48%) Vue.js
9 10 (34.48%) Node.js
9 10 (34.48%) .NET
9 10 (34.48%) MySQL
9 10 (34.48%) ASP.NET
10 9 (31.03%) MVC
10 9 (31.03%) SOAP
10 9 (31.03%) XML
10 9 (31.03%) Oracle
10 9 (31.03%) SQL Server
10 9 (31.03%) CSS3
10 9 (31.03%) Razor View Engine
10 9 (31.03%) Git (software)
10 9 (31.03%) JSON
10 9 (31.03%) WCF
10 9 (31.03%) ASP.NET 2.0
10 9 (31.03%) Ajax

JavaScript Developer Skill Set
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 2 (6.90%) CMS
Communications & Networking
1 1 (3.45%) HTTP
Database & Business Intelligence
1 10 (34.48%) MySQL
2 9 (31.03%) Relational Database
2 9 (31.03%) SQL Server
Development Applications
1 9 (31.03%) Git (software)
2 4 (13.79%) Visual Studio
General
1 4 (13.79%) Finance
2 2 (6.90%) Automotive
Libraries, Frameworks & Software Standards
1 28 (96.55%) HTML
2 24 (82.76%) CSS
3 21 (72.41%) HTML5
4 15 (51.72%) jQuery
5 13 (44.83%) AngularJS
6 10 (34.48%) .NET
6 10 (34.48%) ASP.NET
6 10 (34.48%) Node.js
6 10 (34.48%) Twitter Bootstrap
6 10 (34.48%) Vue.js
7 9 (31.03%) Ajax
7 9 (31.03%) ASP.NET 2.0
7 9 (31.03%) ASP.NET Web API
7 9 (31.03%) CSS3
7 9 (31.03%) JSON
7 9 (31.03%) Razor View Engine
7 9 (31.03%) SignalR
7 9 (31.03%) SOAP
7 9 (31.03%) WCF
7 9 (31.03%) XML
Miscellaneous
1 10 (34.48%) Enterprise Software
2 8 (27.59%) Social Media
3 4 (13.79%) Analytical Skills
Operating Systems
1 1 (3.45%) Linux
Processes & Methodologies
1 21 (72.41%) Front End Development
2 18 (62.07%) Web Development
3 14 (48.28%) OO
4 9 (31.03%) MVC
5 8 (27.59%) Customer Requirements
5 8 (27.59%) OOP
6 4 (13.79%) Problem-Solving
7 2 (6.90%) Agile Software Development
7 2 (6.90%) Scrum
8 1 (3.45%) Decision-Making
8 1 (3.45%) DevOps
8 1 (3.45%) Microservices
8 1 (3.45%) OO PHP
8 1 (3.45%) Responsive Web Design
8 1 (3.45%) TDD
8 1 (3.45%) Web Design
Programming Languages
1 29 (100.00%) JavaScript
2 14 (48.28%) C#
3 13 (44.83%) SQL
4 2 (6.90%) PHP
Qualifications
1 4 (13.79%) Degree
Vendors
1 9 (31.03%) Oracle
2 8 (27.59%) Adobe
3 1 (3.45%) Facebook
3 1 (3.45%) Google
3 1 (3.45%) Microsoft