The following table provides summary statistics for permanent job vacancies advertised in Southend-on-Sea with a requirement for JavaScript skills. Included is a benchmarking guide to the salaries offered in vacancies that have cited JavaScript over the 3 months to 29 June 2017 with a comparison to the same period in the previous 2 years.

JavaScript (including ECMAScript)
Essex > Southend-on-Sea
3 months to
29 Jun 2017
Same period 2016 Same period 2015
Rank - 2 5
Permanent jobs citing JavaScript 0 46 18
As % of all permanent IT jobs advertised in Southend-on-Sea - 54.12% 36.00%
As % of the Programming Languages category - 95.83% 46.15%
Number of salaries quoted 0 43 15
Southend-on-Sea median annual salary - £37,500 £30,000
Median salary % change year-on-year - +25.00%  
Essex median annual salary £45,000 £37,500 £35,000
% change year-on-year +20.00% +7.14%  

JavaScript is in the programming language skills category. The next table is for comparison with the above and provides summary statistics for all permanent job vacancies advertised in Southend-on-Sea with a requirement for programming language skills.

Programming Language Skills
Southend-on-Sea
Permanent job vacancies with a requirement for programming language skills 8 48 39
As % of all permanent IT job vacancies advertised in Southend-on-Sea 40.00% 56.47% 78.00%
Number of salaries quoted 16 84 47
Southend-on-Sea median annual salary £55,000 £37,500 £35,000
Median salary % change year-on-year +46.66% +7.14%  
10th Percentile £27,000 £20,000 £27,000
90th Percentile £57,500 £44,250 £55,000
Essex median annual salary £45,000 £42,500 £37,500
% change year-on-year +5.88% +13.33%  

JavaScript
Job Vacancy Trend in Southend-on-Sea

Job postings citing JavaScript as a percentage of all IT jobs advertised in Southend-on-Sea.

Job vacancy trend for JavaScript in Southend-on-Sea

JavaScript
Salary Trend in Southend-on-Sea

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

Salary trend for JavaScript in Southend-on-Sea

For the 6 months to 29 June 2017, IT jobs citing JavaScript also mentioned the following skills in order of popularity. The figures indicate the number co-occurrences and its proportion to all job ads across the Southend-on-Sea region with a requirement for JavaScript.

1 2 (100.00%) Web Design
1 2 (100.00%) HTML5
1 2 (100.00%) CSS
1 2 (100.00%) HTML
2 1 (50.00%) Java
2 1 (50.00%) Regression Testing
2 1 (50.00%) Games
2 1 (50.00%) Scrum
2 1 (50.00%) e-Learning
2 1 (50.00%) BDD
2 1 (50.00%) Node.js
2 1 (50.00%) CSS3
2 1 (50.00%) D3.js
2 1 (50.00%) AngularJS
2 1 (50.00%) Gradle
2 1 (50.00%) Jenkins
2 1 (50.00%) DevOps
2 1 (50.00%) Coaching
2 1 (50.00%) Microservices
2 1 (50.00%) Spring Boot
2 1 (50.00%) Front End Development
2 1 (50.00%) Dropwizard
2 1 (50.00%) Agile Software Development
2 1 (50.00%) Subversion
2 1 (50.00%) Spring
2 1 (50.00%) Maven
2 1 (50.00%) Software Engineering
2 1 (50.00%) Web Development
2 1 (50.00%) jQuery
2 1 (50.00%) Continuous Integration

JavaScript
Co-occurring IT Skills in Southend-on-Sea 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 1 (50.00%) Confluence
Development Applications
1 1 (50.00%) Git (software)
1 1 (50.00%) Gradle
1 1 (50.00%) Jenkins
1 1 (50.00%) Maven
1 1 (50.00%) Subversion
General
1 1 (50.00%) Games
Job Titles
1 2 (100.00%) Developer
2 1 (50.00%) Agile Developer
2 1 (50.00%) Agile Java Developer
2 1 (50.00%) Java Developer
2 1 (50.00%) Java Scala Developer
2 1 (50.00%) Scala Developer
2 1 (50.00%) Trainee
2 1 (50.00%) Trainee Developer
2 1 (50.00%) Trainee Web Developer
2 1 (50.00%) Web Developer
Libraries, Frameworks & Software Standards
1 2 (100.00%) CSS
1 2 (100.00%) HTML
1 2 (100.00%) HTML5
2 1 (50.00%) AngularJS
2 1 (50.00%) CSS3
2 1 (50.00%) D3.js
2 1 (50.00%) Dropwizard
2 1 (50.00%) jQuery
2 1 (50.00%) Node.js
2 1 (50.00%) Spring
2 1 (50.00%) Spring Boot
Miscellaneous
1 1 (50.00%) e-Learning
Processes & Methodologies
1 2 (100.00%) Web Design
2 1 (50.00%) Agile Software Development
2 1 (50.00%) BDD
2 1 (50.00%) Coaching
2 1 (50.00%) Continuous Integration
2 1 (50.00%) DevOps
2 1 (50.00%) Front End Development
2 1 (50.00%) Microservices
2 1 (50.00%) Regression Testing
2 1 (50.00%) Scrum
2 1 (50.00%) Software Engineering
2 1 (50.00%) Test Automation
2 1 (50.00%) Web Development
Programming Languages
1 1 (50.00%) Java
1 1 (50.00%) Scala