Period
to 25 July 2017

The following table provides summary statistics for contract job vacancies advertised in Preston 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 25 July 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)
Lancashire > Preston
6 months to
25 Jul 2017
Same period 2016 Same period 2015
Rank 35 10 27
Rank change year-on-year -25 +17 -2
Contract jobs citing JavaScript 5 19 3
As % of all contract IT jobs advertised in Preston 1.55% 9.22% 1.52%
As % of the Programming Languages category 8.06% 25.68% 4.11%
Number of daily rates quoted 3 13 2
Preston median daily rate £313 £370 £369
Median daily rate % change year-on-year -15.54% +0.34% -18.06%
10th Percentile £276 £314 £232
90th Percentile £334 £475 £521
Lancashire median daily rate £350 £399 £380
% change year-on-year -12.28% +5.00% +4.83%
Number of hourly rates quoted 0 3 0
Preston median hourly rate - £47.00 -
Lancashire median hourly rate - £44.63 -

JavaScript is in the programming language skills category. The next table is for comparison with the above and provides summary statistics for all contract job vacancies advertised in Preston with a requirement for programming language skills.

Contract Programming Language Skills
Preston
Contract job vacancies with a requirement for programming language skills 62 74 73
As % of all contract IT job vacancies advertised in Preston 19.20% 35.92% 37.06%
Number of daily rates quoted 25 35 42
Preston median daily rate £350 £340 £356
Median daily rate % change year-on-year +2.94% -4.56% -8.06%
10th Percentile £277 £291 £257
90th Percentile £415 £404 £573
Lancashire median daily rate £375 £369 £352
% change year-on-year +1.76% +4.69% +4.30%
Number of hourly rates quoted 23 20 6
Preston median hourly rate £42.50 £37.50 £37.00
Median hourly rate % change year-on-year +13.33% +1.35% +59.83%
Lancashire median hourly rate £42.50 £39.25 £37.00
% change year-on-year +8.28% +6.08% +23.33%

JavaScript
Job Vacancy Trend in Preston

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

Job vacancy trend for JavaScript in Preston

JavaScript
Contractor Daily Rate Trend in Preston

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

Contractor daily rate trend for JavaScript in Preston

JavaScript
Contractor Hourly Rate Trend in Preston

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

Contractor hourly rate trend for JavaScript in Preston

For the 6 months to 25 July 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 Preston region with a requirement for JavaScript.

1 5 (100.00%) HTML
1 5 (100.00%) CSS
2 3 (60.00%) MVC
3 2 (40.00%) .NET
3 2 (40.00%) Agile Software Development
3 2 (40.00%) TDD
3 2 (40.00%) jQuery
3 2 (40.00%) HTML5
3 2 (40.00%) Git (software)
3 2 (40.00%) User Experience
3 2 (40.00%) SDLC
3 2 (40.00%) Front End Development
3 2 (40.00%) Wireframes
3 2 (40.00%) Prototyping
3 2 (40.00%) C#
4 1 (20.00%) High-Fidelity Prototypes
4 1 (20.00%) Low-Fidelity Prototypes
4 1 (20.00%) Greenfield Project
4 1 (20.00%) Typography
4 1 (20.00%) Adobe Creative Cloud
4 1 (20.00%) Cross-Browser Compatibility
4 1 (20.00%) gulp
4 1 (20.00%) webpack
4 1 (20.00%) Web Usability
4 1 (20.00%) Team Foundation Server
4 1 (20.00%) ASP.NET MVC
4 1 (20.00%) MVVM
4 1 (20.00%) Balsamiq Mockups
4 1 (20.00%) Axure RP
4 1 (20.00%) Entity Framework

JavaScript
Co-occurring IT Skills in Preston 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 1 (20.00%) Fireworks
1 1 (20.00%) Photoshop
Cloud Services
1 1 (20.00%) Adobe Creative Cloud
Database & Business Intelligence
1 1 (20.00%) SQL Server
Development Applications
1 2 (40.00%) Git (software)
2 1 (20.00%) Axure RP
2 1 (20.00%) Balsamiq Mockups
2 1 (20.00%) gulp
2 1 (20.00%) Team Foundation Server
2 1 (20.00%) Visual Studio
2 1 (20.00%) webpack
Job Titles
1 4 (80.00%) Developer
2 2 (40.00%) .NET Developer
2 2 (40.00%) Front End Developer (Client-Side Developer)
3 1 (20.00%) Designer
3 1 (20.00%) Front End Web Developer (Client-Side Developer)
3 1 (20.00%) UX Designer
3 1 (20.00%) Web Developer
3 1 (20.00%) Web Engineer
Libraries, Frameworks & Software Standards
1 5 (100.00%) CSS
1 5 (100.00%) HTML
2 2 (40.00%) .NET
2 2 (40.00%) HTML5
2 2 (40.00%) jQuery
3 1 (20.00%) .NET Framework
3 1 (20.00%) AngularJS
3 1 (20.00%) ASP.NET
3 1 (20.00%) ASP.NET MVC
3 1 (20.00%) ASP.NET Web API
3 1 (20.00%) CSS3
3 1 (20.00%) Entity Framework
3 1 (20.00%) KnockoutJS
3 1 (20.00%) LESS
3 1 (20.00%) Twitter Bootstrap
3 1 (20.00%) WPF
Miscellaneous
1 2 (40.00%) User Experience
2 1 (20.00%) Greenfield Project
Processes & Methodologies
1 3 (60.00%) MVC
2 2 (40.00%) Agile Software Development
2 2 (40.00%) Front End Development
2 2 (40.00%) Prototyping
2 2 (40.00%) SDLC
2 2 (40.00%) TDD
2 2 (40.00%) Wireframes
3 1 (20.00%) B2C
3 1 (20.00%) Business Analysis
3 1 (20.00%) Cross-Browser Compatibility
3 1 (20.00%) E-Commerce
3 1 (20.00%) High-Fidelity Prototypes
3 1 (20.00%) Low-Fidelity Prototypes
3 1 (20.00%) MVVM
3 1 (20.00%) Responsive Web Design
3 1 (20.00%) Typography
3 1 (20.00%) Web Design
3 1 (20.00%) Web Development
3 1 (20.00%) Web Usability
Programming Languages
1 2 (40.00%) C#
2 1 (20.00%) SQL
2 1 (20.00%) T-SQL
2 1 (20.00%) VB.NET
Vendors
1 1 (20.00%) Adobe