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 24 March 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.

3 months to
24 Mar 2017
Same period 2016 Same period 2015
iPhone SDK
UK
Rank 589 641 616
Rank change year-on-year +52 -25  
Contract jobs citing iPhone SDK 7 1 5
As % of all contract IT jobs advertised in the UK 0.015% 0.002% 0.010%
As % of the Libraries, Frameworks & Software Standards category 0.049% 0.007% 0.036%
Number of daily rates quoted 4 1 0
Median daily rate £275 £488 -
Median daily rate % change year-on-year -43.58% -  
UK excluding London median daily rate £275 - -
Number of hourly rates quoted 3 0 0
Median hourly rate £37.00 - -
UK excluding London median hourly rate £37.00 - -

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 14206 14834 13989
As % of all contract IT job vacancies advertised in the UK 31.36% 27.99% 26.58%
Number of daily rates quoted 9854 10283 9074
Median daily rate £425 £400 £388
Median daily rate % change year-on-year +6.25% +3.22%  
90% offered a daily rate of more than £300 £300 £278
10% offered a daily rate of more than £563 £550 £550
UK excluding London median daily rate £375 £363 £350
% change year-on-year +3.44% +3.57%  
Number of hourly rates quoted 183 227 189
Median hourly rate £42.00 £38.75 £35.00
Median hourly rate % change year-on-year +8.38% +10.71%  
90% offered a hourly rate of more than £16.00 £13.80 £20.00
10% offered a hourly rate of more than £55.00 £57.75 £47.15
UK excluding London median hourly rate £40.00 £38.00 £36.00
% change year-on-year +5.26% +5.55%  

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 hourly rates quoted in IT contractor 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 24 March 2017.

Contractor hourly rate histogram for iPhone SDK in the UK

iPhone SDK
Top 4 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 24 March 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
England +40 7 £275 -43.58%
Essex - 7 £275 -
East of England - 7 £275 -
Brentwood - 2 - -

iPhone SDK
Top 30 Related IT Skills

For the 6 months to 24 March 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 11 (100.00%) Xcode
1 11 (100.00%) Objective-C
1 11 (100.00%) Continuous Integration
1 11 (100.00%) iPhone
1 11 (100.00%) RESTful
1 11 (100.00%) Apple iOS
1 11 (100.00%) iOS SDK
1 11 (100.00%) Apple Swift
2 10 (90.91%) Core Data
2 10 (90.91%) Push Notifications
2 10 (90.91%) GitHub
2 10 (90.91%) Jenkins
2 10 (90.91%) Mobile App
2 10 (90.91%) iOS Development
2 10 (90.91%) Core Animation
2 10 (90.91%) TDD
2 10 (90.91%) Pair Programming
2 10 (90.91%) MVC
2 10 (90.91%) Cocoa
2 10 (90.91%) Animation
2 10 (90.91%) JSON
2 10 (90.91%) C++
2 10 (90.91%) HTML
2 10 (90.91%) JavaScript
2 10 (90.91%) JUnit
2 10 (90.91%) XML
2 10 (90.91%) OOA/OOD
2 10 (90.91%) OOD
3 6 (54.55%) Automotive
4 4 (36.36%) Manufacturing

iPhone SDK
Top Related 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:

Application Platforms
1 2 (18.18%) BizTalk Server
1 2 (18.18%) SharePoint
1 2 (18.18%) Skype for Business
Applications
1 2 (18.18%) MS Excel
Business Applications
1 2 (18.18%) Dynamics CRM
Cloud Services
1 10 (90.91%) GitHub
2 2 (18.18%) Microsoft Azure
2 2 (18.18%) Office 365
2 2 (18.18%) Yammer
Database & Business Intelligence
1 2 (18.18%) SQL Server
Development Applications
1 11 (100.00%) Xcode
2 10 (90.91%) Jenkins
2 10 (90.91%) JUnit
General
1 6 (54.55%) Automotive
2 4 (36.36%) Manufacturing
3 2 (18.18%) Retail
Job Titles
1 10 (90.91%) Developer
1 10 (90.91%) iOS Developer
Libraries, Frameworks & Software Standards
1 11 (100.00%) iOS SDK
1 11 (100.00%) RESTful
2 10 (90.91%) Cocoa
2 10 (90.91%) Core Animation
2 10 (90.91%) Core Data
2 10 (90.91%) HTML
2 10 (90.91%) JSON
2 10 (90.91%) XML
3 2 (18.18%) COM
4 1 (9.09%) REST
Miscellaneous
1 11 (100.00%) iPhone
2 10 (90.91%) Animation
2 10 (90.91%) Mobile App
3 1 (9.09%) Fintech
3 1 (9.09%) User Experience
Operating Systems
1 11 (100.00%) Apple iOS
2 2 (18.18%) Windows
Processes & Methodologies
1 11 (100.00%) Continuous Integration
2 10 (90.91%) iOS Development
2 10 (90.91%) MVC
2 10 (90.91%) OOA/OOD
2 10 (90.91%) OOD
2 10 (90.91%) Pair Programming
2 10 (90.91%) Push Notifications
2 10 (90.91%) TDD
3 4 (36.36%) IT Strategy
4 2 (18.18%) Business Intelligence
4 2 (18.18%) Case Management
4 2 (18.18%) CRM
4 2 (18.18%) Data Management
4 2 (18.18%) Document Management
5 1 (9.09%) Mathematics
5 1 (9.09%) Software Engineering
Programming Languages
1 11 (100.00%) Apple Swift
1 11 (100.00%) Objective-C
2 10 (90.91%) C++
2 10 (90.91%) JavaScript
Vendors
1 2 (18.18%) Infor
1 2 (18.18%) Microsoft
1 2 (18.18%) Oracle
1 2 (18.18%) Salesforce.com
1 2 (18.18%) SAP