The following table provides summary statistics for contract job vacancies with a requirement for iPhone SDK skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited iPhone SDK over the 3 months to 27 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.

iPhone SDK
UK
3 months to
27 Jun 2017
Same period 2016 Same period 2015
Rank 608 - 637
Rank change year-on-year - 0  
Contract jobs citing iPhone SDK 2 0 5
As % of all contract IT jobs advertised in the UK 0.004% - 0.009%
As % of the Libraries, Frameworks & Software Standards category 0.013% - 0.033%
Number of daily rates quoted 0 0 2
Median daily rate - - £388
UK excluding London median daily rate - - -
Number of hourly rates quoted 2 0 0
Median hourly rate £41.50 - -
UK excluding London median hourly rate £41.50 - -

iPhone SDK 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 with a requirement for industry standards, technical specifications and software library and framework skills.

Contract Software Library & Framework Skills
UK
Contract job vacancies with a requirement for industry standards, technical specifications and software library and framework skills 15079 15377 15197
As % of all contract IT job vacancies advertised in the UK 32.00% 28.48% 27.55%
Number of daily rates quoted 10419 10829 10153
Median daily rate £430 £420 £388
Median daily rate % change year-on-year +2.38% +8.38%  
90% offered a daily rate of more than £315 £300 £285
10% offered a daily rate of more than £580 £550 £550
UK excluding London median daily rate £400 £375 £350
% change year-on-year +6.66% +7.14%  
Number of hourly rates quoted 197 188 210
Median hourly rate £42.50 £36.00 £37.80
Median hourly rate % change year-on-year +18.05% -4.76%  
90% offered a hourly rate of more than £21.00 £18.80 £18.00
10% offered a hourly rate of more than £55.00 £50.00 £55.00
UK excluding London median hourly rate £42.50 £36.00 £40.00
% change year-on-year +18.05% -10.00%  

iPhone SDK
Job Vacancy Trend

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

Job vacancy trend for iPhone SDK in the UK

iPhone SDK
Contractor Daily Rate Trend

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

Contractor daily rate trend for iPhone SDK in the UK

iPhone SDK
Contractor Hourly Rate Trend

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

Contractor hourly rate trend for iPhone SDK in the UK

iPhone SDK
Contractor Hourly Rate Histogram

The hourly rate distribution of IT jobs citing iPhone SDK over the 3 months to 27 June 2017.

Contractor hourly rate histogram for iPhone SDK in the UK

iPhone SDK
Top 5 Contract Locations

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing iPhone SDK within the UK over the 3 months to 27 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
East of England - 2 - -
England - 2 - -
Essex - 2 - -
Basildon - 1 - -
Brentwood - 1 - -

For the 6 months to 27 June 2017, IT contractor jobs citing iPhone SDK also mentioned the following skills in order of popularity. The figures indicate the number co-occurrences and its proportion to all contract ads with a requirement for iPhone SDK.

1 9 (100.00%) C++
1 9 (100.00%) HTML
1 9 (100.00%) JavaScript
1 9 (100.00%) JUnit
1 9 (100.00%) XML
1 9 (100.00%) OOA/OOD
1 9 (100.00%) OOD
1 9 (100.00%) Cocoa
1 9 (100.00%) Xcode
1 9 (100.00%) Objective-C
1 9 (100.00%) TDD
1 9 (100.00%) Pair Programming
1 9 (100.00%) Animation
1 9 (100.00%) JSON
1 9 (100.00%) Continuous Integration
1 9 (100.00%) iPhone
1 9 (100.00%) RESTful
1 9 (100.00%) Core Animation
1 9 (100.00%) Apple iOS
1 9 (100.00%) iOS SDK
1 9 (100.00%) GitHub
1 9 (100.00%) Jenkins
1 9 (100.00%) Mobile App
1 9 (100.00%) iOS Development
1 9 (100.00%) Apple Swift
1 9 (100.00%) Core Data
1 9 (100.00%) Push Notifications
1 9 (100.00%) MVC
2 6 (66.67%) Automotive
3 5 (55.56%) Manufacturing

iPhone SDK
Co-occurring IT Skills 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 9 (100.00%) GitHub
Development Applications
1 9 (100.00%) Jenkins
1 9 (100.00%) JUnit
1 9 (100.00%) Xcode
General
1 6 (66.67%) Automotive
2 5 (55.56%) Manufacturing
Job Titles
1 9 (100.00%) Developer
1 9 (100.00%) iOS Developer
2 1 (11.11%) Applications Developer
2 1 (11.11%) Mobile Applications Developer
Libraries, Frameworks & Software Standards
1 9 (100.00%) Cocoa
1 9 (100.00%) Core Animation
1 9 (100.00%) Core Data
1 9 (100.00%) HTML
1 9 (100.00%) iOS SDK
1 9 (100.00%) JSON
1 9 (100.00%) RESTful
1 9 (100.00%) XML
Miscellaneous
1 9 (100.00%) Animation
1 9 (100.00%) iPhone
1 9 (100.00%) Mobile App
Operating Systems
1 9 (100.00%) Apple iOS
Processes & Methodologies
1 9 (100.00%) Continuous Integration
1 9 (100.00%) iOS Development
1 9 (100.00%) MVC
1 9 (100.00%) OOA/OOD
1 9 (100.00%) OOD
1 9 (100.00%) Pair Programming
1 9 (100.00%) Push Notifications
1 9 (100.00%) TDD
2 4 (44.44%) IT Strategy
Programming Languages
1 9 (100.00%) Apple Swift
1 9 (100.00%) C++
1 9 (100.00%) JavaScript
1 9 (100.00%) Objective-C