The following table provides summary statistics for contract job vacancies advertised in Buckinghamshire with a requirement for D3.js skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited D3.js over the 3 months to 25 June 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.

Data-Driven Documents (D3)
South East / Buckinghamshire
3 months to
25 Jun 2017
Same period 2016 Same period 2015
Rank 89 - -
Rank change year-on-year - 0  
Contract jobs citing D3.js 1 0 0
As % of all contract IT jobs advertised in Buckinghamshire 0.099% - -
As % of the Libraries, Frameworks & Software Standards category 0.31% - -
Number of daily rates quoted 0 0 0
Median daily rate - - -
UK excluding London median daily rate £400 £398 £375
% change year-on-year +0.62% +6.00%  
Number of hourly rates quoted 0 0 0
Median hourly rate - - -
UK excluding London median hourly rate - - -

D3.js is in the industry standards, technical specifications and software library and framework skills category. The next table is for comparison with the above and provides summary statistics for all contract job vacancies advertised in Buckinghamshire with a requirement for industry standards, technical specifications and software library and framework skills.

Contract Software Library & Framework Skills
Buckinghamshire
Contract job vacancies with a requirement for industry standards, technical specifications and software library and framework skills 321 253 321
As % of all contract IT job vacancies advertised in Buckinghamshire 31.75% 27.00% 26.29%
Number of daily rates quoted 130 133 184
Median daily rate £375 £350 £325
Median daily rate % change year-on-year +7.14% +7.69%  
90% offered a daily rate of more than £325 £275 £250
10% offered a daily rate of more than £475 £475 £430
UK excluding London median daily rate £400 £375 £350
% change year-on-year +6.66% +7.14%  
Number of hourly rates quoted 2 1 7
Median hourly rate £29.00 £37.50 £40.00
Median hourly rate % change year-on-year -22.66% -6.25%  
UK excluding London median hourly rate £42.50 £36.00 £40.00
% change year-on-year +18.05% -10.00%  

D3.js
Job Vacancy Trend in Buckinghamshire

The job posting trend of jobs advertised in Buckinghamshire citing D3.js as a proportion of all contract or permanent IT jobs with a match in the Libraries, Frameworks & Software Standards category.

Job vacancy trend for D3.js in Buckinghamshire

D3.js
Contract Job Locations in Buckinghamshire

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing D3.js within the Buckinghamshire region over the 3 months to 25 June 2017. The 'Rank Change' column provides an indication of the change in demand within each location based on the same 3 month period last year.

Location Rank Change
on Same Period
Last Year
Matching
Contract
IT Job Ads
Median
Daily Rate
Last 3 Months
Median Daily Rate
% Change
on Same Period
Last Year
Live
Job
Vacancies
Milton Keynes - 1 - -
D3.js
South East

For the 6 months to 25 June 2017, IT contractor jobs citing D3.js 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 Buckinghamshire region with a requirement for D3.js.

1 7 (100.00%) JavaScript
1 7 (100.00%) CSS
1 7 (100.00%) HTML
1 7 (100.00%) Agile Software Development
1 7 (100.00%) HTML5
1 7 (100.00%) CSS3
1 7 (100.00%) AngularJS
1 7 (100.00%) React
2 6 (85.71%) Node.js
3 5 (71.43%) B2B
4 4 (57.14%) Java
4 4 (57.14%) Cocoa
4 4 (57.14%) Objective-C
4 4 (57.14%) Spring
4 4 (57.14%) Google
4 4 (57.14%) Android
4 4 (57.14%) Amazon AWS
4 4 (57.14%) Mobile Development
4 4 (57.14%) Apple Swift
4 4 (57.14%) User Experience
4 4 (57.14%) Google Cloud Platform
5 2 (28.57%) Banking
5 2 (28.57%) Finance
5 2 (28.57%) Scrum
5 2 (28.57%) Enterprise Software
5 2 (28.57%) Sass
5 2 (28.57%) LESS
5 2 (28.57%) Front End Development
5 2 (28.57%) Angular 2

D3.js
Co-occurring IT Skills in Buckinghamshire 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:

Cloud Services
1 4 (57.14%) Amazon AWS
1 4 (57.14%) Google Cloud Platform
General
1 2 (28.57%) Banking
1 2 (28.57%) Finance
Job Titles
1 5 (71.43%) Architect
1 5 (71.43%) Technical Architect
2 3 (42.86%) Java Architect
2 3 (42.86%) Java Technical Architect
3 2 (28.57%) Developer
3 2 (28.57%) Front End Developer (Client-Side Developer)
3 2 (28.57%) JavaScript Developer
4 1 (14.29%) Angular Developer
Libraries, Frameworks & Software Standards
1 7 (100.00%) AngularJS
1 7 (100.00%) CSS
1 7 (100.00%) CSS3
1 7 (100.00%) HTML
1 7 (100.00%) HTML5
1 7 (100.00%) React
2 6 (85.71%) Node.js
3 4 (57.14%) Cocoa
3 4 (57.14%) Spring
4 2 (28.57%) Angular 2
4 2 (28.57%) LESS
4 2 (28.57%) Sass
Miscellaneous
1 4 (57.14%) User Experience
2 2 (28.57%) Enterprise Software
Operating Systems
1 4 (57.14%) Android
Processes & Methodologies
1 7 (100.00%) Agile Software Development
2 5 (71.43%) B2B
3 4 (57.14%) Mobile Development
4 2 (28.57%) Front End Development
4 2 (28.57%) Scrum
Programming Languages
1 7 (100.00%) JavaScript
2 4 (57.14%) Apple Swift
2 4 (57.14%) Java
2 4 (57.14%) Objective-C
Vendors
1 4 (57.14%) Google