Period
to 24 November 2017

The following table provides summary statistics for contract job vacancies advertised in Staines with a requirement for JavaScript skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited JavaScript over the 6 months to 24 November 2017 with a comparison to the same period in the previous 2 years.

Note that daily and hourly rates are treated separately in these statistics. When calculating contractor rate percentiles, daily rates are never derived from quoted hourly rates or vice versa.

JavaScript (including ECMAScript)
Surrey > Staines
6 months to
24 Nov 2017
Same period 2016 Same period 2015
Rank 6 23 10
Rank change year-on-year +17 -13 +14
Contract jobs citing JavaScript 33 19 34
As % of all contract IT jobs advertised in Staines 12.13% 6.40% 12.14%
As % of the Programming Languages category 32.67% 15.45% 36.17%
Number of daily rates quoted 19 5 3
Staines median daily rate £475 £438 £375
Median daily rate % change year-on-year +8.57% +16.67% +13.21%
10th Percentile £403 £333 £321
90th Percentile £503 £483 £437
Surrey median daily rate £435 £400 £400
% change year-on-year +8.75% - +14.29%
Number of hourly rates quoted 4 0 0
Staines median hourly rate £45.00 - -
Surrey median hourly rate £46.25 £46.00 £40.00
% change year-on-year +0.54% +15.00% -15.79%

JavaScript is in the Programming Languages category. The following table is for comparison with the above and provides summary statistics for all contract job vacancies advertised in Staines with a requirement for coding skills.

All Programming Languages
Staines
Contract vacancies with a requirement for coding skills 101 123 94
As % of all contract IT jobs advertised in Staines 37.13% 41.41% 33.57%
Number of daily rates quoted 59 51 17
Staines median daily rate £475 £438 £448
Median daily rate % change year-on-year +8.57% -2.23% +23.45%
10th Percentile £400 £325 £296
90th Percentile £575 £600 £558
Surrey median daily rate £450 £425 £400
% change year-on-year +5.88% +6.25% +11.11%
Number of hourly rates quoted 9 4 5
Staines median hourly rate £45.00 £40.00 £45.00
Median hourly rate % change year-on-year +12.50% -11.11% -
10th Percentile £42.50 £18.38 £33.50
90th Percentile £47.50 £48.50 £48.25
Surrey median hourly rate £45.00 £41.00 £42.50
% change year-on-year +9.76% -3.53% -9.09%

JavaScript
Job Vacancy Trend in Staines

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

Job vacancy trend for JavaScript in Staines

JavaScript
Contractor Daily Rate Trend in Staines

This chart provides the 3-month moving average for daily rates quoted in contract jobs citing JavaScript in Staines.

Contractor daily rate trend for JavaScript in Staines

JavaScript
Contractor Daily Rate Histogram in Staines

The daily rate distribution of IT jobs citing JavaScript in Staines over the 6 months to 24 November 2017.

Contractor daily rate histogram for JavaScript in Staines

JavaScript
Contractor Hourly Rate Trend in Staines

This chart provides the 3-month moving average for contractor hourly rates quoted in IT jobs citing JavaScript in Staines.

Contractor hourly rate trend for JavaScript in Staines

For the 6 months to 24 November 2017, IT contractor jobs citing JavaScript also mentioned the following skills in order of popularity. The figures indicate the number co-occurrences and its proportion to all contract ads across the Staines region with a requirement for JavaScript.

1 25 (75.76%) HTML
1 25 (75.76%) CSS
2 18 (54.55%) React
3 17 (51.52%) Agile Software Development
4 16 (48.48%) User Experience
5 15 (45.45%) Scrum
6 12 (36.36%) Node.js
6 12 (36.36%) CSS3
7 11 (33.33%) Test Automation
8 10 (30.30%) Ember.js
8 10 (30.30%) AngularJS
9 9 (27.27%) ES6
9 9 (27.27%) HTML5
10 8 (24.24%) Front End Development
11 7 (21.21%) React Native
11 7 (21.21%) Analytics
11 7 (21.21%) Wireframes
11 7 (21.21%) Prototyping
11 7 (21.21%) Information Architecture
11 7 (21.21%) Axure RP
11 7 (21.21%) jQuery
11 7 (21.21%) Photoshop
12 6 (18.18%) Java
12 6 (18.18%) SOLID
12 6 (18.18%) Mobile App
12 6 (18.18%) Analytical Skills
13 5 (15.15%) Data Analytics
13 5 (15.15%) Adobe Analytics
13 5 (15.15%) User Stories
13 5 (15.15%) Psychology

JavaScript
Co-occurring IT Skills in Staines 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 7 (21.21%) Photoshop
Cloud Services
1 5 (15.15%) Adobe Analytics
1 5 (15.15%) Google Analytics
2 1 (3.03%) Sauce Labs
Database & Business Intelligence
1 2 (6.06%) SQL Server
Development Applications
1 7 (21.21%) Axure RP
2 4 (12.12%) Git (software)
2 4 (12.12%) Subversion
3 2 (6.06%) Team Foundation Server
4 1 (3.03%) Appium
4 1 (3.03%) HP UFT
4 1 (3.03%) LoadRunner
4 1 (3.03%) Mocha
4 1 (3.03%) WebDriver
General
1 1 (3.03%) Electronics
Job Titles
1 23 (69.70%) Developer
2 13 (39.39%) JavaScript Developer
3 9 (27.27%) Front End Developer (Client-Side Developer)
4 7 (21.21%) Designer
4 7 (21.21%) UX Designer
5 5 (15.15%) Senior Developer
6 3 (9.09%) UI Developer
6 3 (9.09%) UI/UX Developer
6 3 (9.09%) UX Developer
7 2 (6.06%) Agile Developer
7 2 (6.06%) Angular Developer
7 2 (6.06%) ASP.NET MVC Developer
7 2 (6.06%) Front End Java Developer (Client-Side Java Developer)
7 2 (6.06%) Mobile UI Developer
7 2 (6.06%) Mobile UI/UX Developer
7 2 (6.06%) Mobile UX Developer
7 2 (6.06%) UI Designer
7 2 (6.06%) UI/UX Designer
7 2 (6.06%) Web UI Developer
7 2 (6.06%) Web UI/UX Developer
Libraries, Frameworks & Software Standards
1 25 (75.76%) CSS
1 25 (75.76%) HTML
2 18 (54.55%) React
3 12 (36.36%) CSS3
3 12 (36.36%) Node.js
4 10 (30.30%) AngularJS
4 10 (30.30%) Ember.js
5 9 (27.27%) HTML5
6 7 (21.21%) jQuery
6 7 (21.21%) React Native
7 4 (12.12%) Express
7 4 (12.12%) REST
7 4 (12.12%) SOAP
7 4 (12.12%) Twitter Bootstrap
7 4 (12.12%) Web Services
8 3 (9.09%) Redux
9 2 (6.06%) .NET
9 2 (6.06%) ASP.NET
9 2 (6.06%) Sass
9 2 (6.06%) WCF
Miscellaneous
1 16 (48.48%) User Experience
2 6 (18.18%) Analytical Skills
2 6 (18.18%) Mobile App
3 2 (6.06%) Enterprise Software
4 1 (3.03%) Cloud Native
Processes & Methodologies
1 17 (51.52%) Agile Software Development
2 15 (45.45%) Scrum
3 11 (33.33%) Test Automation
4 8 (24.24%) Front End Development
5 7 (21.21%) Analytics
5 7 (21.21%) Information Architecture
5 7 (21.21%) Prototyping
5 7 (21.21%) Wireframes
6 6 (18.18%) SOLID
7 5 (15.15%) Data Analytics
7 5 (15.15%) Psychology
7 5 (15.15%) Usability Testing
7 5 (15.15%) User Stories
8 4 (12.12%) Collaborative Working
8 4 (12.12%) OO
8 4 (12.12%) OOD
8 4 (12.12%) Software Engineering
8 4 (12.12%) TDD
9 3 (9.09%) Performance Optimisation
10 2 (6.06%) Refactoring
Programming Languages
1 9 (27.27%) ES6
2 6 (18.18%) Java
3 4 (12.12%) C
3 4 (12.12%) Go
3 4 (12.12%) Python
4 2 (6.06%) C#
4 2 (6.06%) SQL
Quality Assurance & Compliance
1 1 (3.03%) QA
Systems Management
1 1 (3.03%) HP Quality Center
Vendors
1 5 (15.15%) ClickTale
2 1 (3.03%) HP