The following table provides summary statistics for permanent job vacancies advertised in Welwyn Garden City 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 22 June 2017 with a comparison to the same period in the previous 2 years.

JavaScript (including ECMAScript)
Hertfordshire / Welwyn Garden City
3 months to
22 Jun 2017
Same period 2016 Same period 2015
Rank 14 8 27
Rank change year-on-year -6 +19  
Permanent jobs citing JavaScript 13 18 6
As % of all permanent IT jobs advertised in Welwyn Garden City 10.48% 20.22% 4.00%
As % of the Programming Languages category 20.63% 40.91% 11.76%
Number of salaries quoted 8 17 5
Median salary £75,000 £42,500 £32,500
Median salary % change year-on-year +76.47% +30.76%  
UK excluding London median salary £40,000 £40,000 £39,000
% change year-on-year - +2.56%  

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 Welwyn Garden City with a requirement for programming language skills.

Programming Language Skills
Welwyn Garden City
Permanent job vacancies with a requirement for programming language skills 63 44 51
As % of all permanent IT job vacancies advertised in Welwyn Garden City 50.81% 49.44% 34.00%
Number of salaries quoted 32 39 41
Median salary £45,000 £46,500 £47,500
Median salary % change year-on-year -3.22% -2.10%  
90% offered a salary of more than £32,000 £37,500 £32,500
10% offered a salary of more than £75,000 £55,000 £57,500
UK excluding London median salary £42,500 £41,000 £40,000
% change year-on-year +3.65% +2.50%  

JavaScript
Job Vacancy Trend in Welwyn Garden City

The job posting trend of jobs advertised in Welwyn Garden City citing JavaScript as a proportion of all permanent or contract IT jobs with a match in the Programming Languages category.

Job vacancy trend for JavaScript in Welwyn Garden City

JavaScript
Salary Trend in Welwyn Garden City

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

Salary trend for JavaScript in Welwyn Garden City

JavaScript
Salary Histogram in Welwyn Garden City

The salary distribution of IT jobs citing JavaScript in Welwyn Garden City over the 3 months to 22 June 2017.

Salary histogram for JavaScript in Welwyn Garden City

For the 6 months to 22 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 Welwyn Garden City region with a requirement for JavaScript.

1 12 (63.16%) HTML
1 12 (63.16%) CSS
2 11 (57.89%) SOA
2 11 (57.89%) Node.js
3 10 (52.63%) Agile Software Development
3 10 (52.63%) Software Engineering
3 10 (52.63%) Degree
4 8 (42.11%) OO
4 8 (42.11%) Java
4 8 (42.11%) Computer Science
5 7 (36.84%) jQuery
5 7 (36.84%) C++
6 6 (31.58%) E-Commerce
6 6 (31.58%) Git (software)
6 6 (31.58%) CSS3
6 6 (31.58%) Backbone.js
6 6 (31.58%) Sass
6 6 (31.58%) AngularJS
6 6 (31.58%) Express
6 6 (31.58%) Microservices
6 6 (31.58%) React
6 6 (31.58%) webpack
6 6 (31.58%) ES6
6 6 (31.58%) Front End Development
6 6 (31.58%) BEM - Block Element Modifier
6 6 (31.58%) gulp
6 6 (31.58%) Vue.js
7 5 (26.32%) Wireframes
7 5 (26.32%) Matrix Organization
7 5 (26.32%) IT Strategy

JavaScript
Co-occurring IT Skills in Welwyn Garden City 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:

Applications
1 5 (26.32%) Photoshop
Development Applications
1 6 (31.58%) Git (software)
1 6 (31.58%) gulp
1 6 (31.58%) webpack
2 3 (15.79%) Axure RP
3 2 (10.53%) Eclipse
3 2 (10.53%) Subversion
Job Titles
1 7 (36.84%) Developer
2 6 (31.58%) JavaScript Developer
3 5 (26.32%) Designer
3 5 (26.32%) Development Manager
3 5 (26.32%) Software Development Manager
3 5 (26.32%) Software Manager
3 5 (26.32%) UI Designer
3 5 (26.32%) UI/UX Designer
3 5 (26.32%) UX Designer
4 3 (15.79%) Graduate
4 3 (15.79%) Web Designer
4 3 (15.79%) Web UI Designer
4 3 (15.79%) Web UI/UX Designer
5 2 (10.53%) Software Engineer
6 1 (5.26%) Graduate Software Engineer
6 1 (5.26%) Java Developer
6 1 (5.26%) Junior
6 1 (5.26%) Junior Software Engineer
Libraries, Frameworks & Software Standards
1 12 (63.16%) CSS
1 12 (63.16%) HTML
2 11 (57.89%) Node.js
3 7 (36.84%) jQuery
4 6 (31.58%) AngularJS
4 6 (31.58%) Backbone.js
4 6 (31.58%) CSS3
4 6 (31.58%) Express
4 6 (31.58%) React
4 6 (31.58%) Sass
4 6 (31.58%) Vue.js
5 2 (10.53%) .NET
5 2 (10.53%) J2EE
5 2 (10.53%) Middleware
6 1 (5.26%) Twitter Bootstrap
6 1 (5.26%) XML
Miscellaneous
1 8 (42.11%) Computer Science
2 5 (26.32%) User Experience
Operating Systems
1 2 (10.53%) Linux
Processes & Methodologies
1 11 (57.89%) SOA
2 10 (52.63%) Agile Software Development
2 10 (52.63%) Software Engineering
3 8 (42.11%) OO
4 6 (31.58%) BEM - Block Element Modifier
4 6 (31.58%) E-Commerce
4 6 (31.58%) Front End Development
4 6 (31.58%) Microservices
5 5 (26.32%) Continuous Improvement
5 5 (26.32%) Disaster Recovery
5 5 (26.32%) Information Architecture
5 5 (26.32%) IT Strategy
5 5 (26.32%) Matrix Organization
5 5 (26.32%) Scrum
5 5 (26.32%) SDLC
5 5 (26.32%) Secure Coding
5 5 (26.32%) Web Design
5 5 (26.32%) Wireframes
6 3 (15.79%) Prototyping
7 2 (10.53%) High-Fidelity Prototypes
Programming Languages
1 8 (42.11%) Java
2 7 (36.84%) C++
3 6 (31.58%) ES6
4 5 (26.32%) Ruby
5 2 (10.53%) C#
Qualifications
1 10 (52.63%) Degree
2 3 (15.79%) Computer Science Degree
Welwyn Garden City
Tesco PLC
Salary: Competitive
Posted: 6 days ago