The following table provides summary statistics for contract job vacancies advertised in London with a requirement for Objective-C skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited Objective-C over the 3 months to 25 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
25 Mar 2017
Same period 2016 Same period 2015
Apple Objective-C
England / London
Rank 291 330 315
Rank change year-on-year +39 -15  
Contract jobs citing Objective-C 115 110 105
As % of all contract IT jobs advertised in London 0.59% 0.50% 0.50%
As % of the Programming Languages category 1.28% 1.17% 1.19%
Number of daily rates quoted 77 90 79
Median daily rate £450 £450 £420
Median daily rate % change year-on-year - +7.14%  
90% offered a daily rate of more than £365 £375 £325
10% offered a daily rate of more than £535 £550 £500
UK excluding London median daily rate £400 £350 £375
% change year-on-year +14.28% -6.66%  
Number of hourly rates quoted 4 0 0
Median hourly rate £55.00 - -
UK excluding London median hourly rate £37.00 - £42.50

Objective-C 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 London with a requirement for programming language skills.

Contract Programming Language Skills
London
Contract job vacancies with a requirement for programming language skills 8970 9394 8809
As % of all contract IT job vacancies advertised in London 46.07% 42.45% 41.85%
Number of daily rates quoted 6668 7039 6373
Median daily rate £488 £475 £450
Median daily rate % change year-on-year +2.63% +5.55%  
90% offered a daily rate of more than £350 £325 £310
10% offered a daily rate of more than £625 £625 £600
UK excluding London median daily rate £390 £375 £350
% change year-on-year +4.00% +7.14%  
Number of hourly rates quoted 72 55 44
Median hourly rate £45.00 £32.50 £27.37
Median hourly rate % change year-on-year +38.46% +18.74%  
90% offered a hourly rate of more than £27.86 £17.50 £20.00
10% offered a hourly rate of more than £55.00 £52.50 £54.50
UK excluding London median hourly rate £41.64 £40.00 £36.00
% change year-on-year +4.10% +11.11%  

Objective-C
Job Vacancy Trend in London

The job posting trend of jobs advertised in London citing Objective-C as a proportion of all contract or permanent IT jobs with a match in the Programming Languages category.

Job vacancy trend for Objective-C in London

Objective-C
Contractor Daily Rate Trend in London

This chart provides the 3-month moving average for daily rates quoted in contract jobs citing Objective-C in London.

Contractor daily rate trend for Objective-C in London

Objective-C
Contractor Daily Rate Histogram in London

The daily rate distribution of IT jobs citing Objective-C in London over the 3 months to 25 March 2017.

Contractor daily rate histogram for Objective-C in London

Objective-C
Contractor Hourly Rate Trend in London

This chart provides the 3-month moving average for hourly rates quoted in IT contractor jobs citing Objective-C in London.

Contractor hourly rate trend for Objective-C in London

Objective-C
Contractor Hourly Rate Histogram in London

The hourly rate distribution of IT jobs citing Objective-C in London over the 3 months to 25 March 2017.

Contractor hourly rate histogram for Objective-C in London

Objective-C
Contract Job Locations in London

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing Objective-C within the London region over the 3 months to 25 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
City of London +9 21 £488 +14.70% 9
Kingston Upon Thames - 1 - -
Objective-C
England

Objective-C
Top 30 Related IT Skills in London

For the 6 months to 25 March 2017, IT contractor jobs citing Objective-C 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 London region with a requirement for Objective-C.

1 203 (86.02%) Apple iOS
2 173 (73.31%) Apple Swift
3 171 (72.46%) iOS Development
4 118 (50.00%) Agile Software Development
5 86 (36.44%) TDD
6 55 (23.31%) Android
7 47 (19.92%) Apple
7 47 (19.92%) Git (software)
8 46 (19.49%) Scrum
9 45 (19.07%) Core Data
10 44 (18.64%) Cocoa
11 43 (18.22%) Mobile App
11 43 (18.22%) Mobile Development
12 41 (17.37%) Java
13 40 (16.95%) RESTful
14 39 (16.53%) Unit Testing
15 38 (16.10%) Continuous Integration
15 38 (16.10%) User Experience
16 37 (15.68%) REST
17 36 (15.25%) iPhone
17 36 (15.25%) C++
18 35 (14.83%) JIRA
19 34 (14.41%) C#
20 31 (13.14%) Xcode
21 29 (12.29%) Games
21 29 (12.29%) Web Services
21 29 (12.29%) E-Commerce
22 28 (11.86%) BDD
22 28 (11.86%) iPad
22 28 (11.86%) Android Development

Objective-C
Top Related IT Skills in London 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 19 (8.05%) Confluence
2 3 (1.27%) Tomcat
3 1 (0.42%) Cloud Foundry
3 1 (0.42%) Documentum
3 1 (0.42%) JBoss
3 1 (0.42%) SAS
Applications
1 1 (0.42%) InDesign
1 1 (0.42%) Photoshop
Cloud Services
1 15 (6.36%) Amazon AWS
2 8 (3.39%) GitHub
3 7 (2.97%) Microsoft Azure
3 7 (2.97%) TestFlight
4 3 (1.27%) Google Play
5 2 (0.85%) Firebase
5 2 (0.85%) Google Cloud Platform
5 2 (0.85%) Heroku
5 2 (0.85%) iTunes
5 2 (0.85%) Slack
6 1 (0.42%) CloudBees
6 1 (0.42%) Google App Engine
6 1 (0.42%) IaaS
6 1 (0.42%) OpenShift
6 1 (0.42%) PaaS
Communications & Networking
1 12 (5.08%) Network Security
2 8 (3.39%) HTTP
3 4 (1.69%) iBeacon
4 3 (1.27%) Bluetooth
5 1 (0.42%) Firewall
5 1 (0.42%) SAN
5 1 (0.42%) Skype
Database & Business Intelligence
1 10 (4.24%) MongoDB
1 10 (4.24%) MySQL
2 8 (3.39%) CouchDB
2 8 (3.39%) SQLite
3 6 (2.54%) Azure SQL Database
3 6 (2.54%) Mixpanel
4 3 (1.27%) NoSQL
5 1 (0.42%) Relational Database
5 1 (0.42%) SQL Server
Development Applications
1 47 (19.92%) Git (software)
2 35 (14.83%) JIRA
3 31 (13.14%) Xcode
4 25 (10.59%) Jenkins
5 19 (8.05%) Cucumber
6 16 (6.78%) git-flow
7 12 (5.08%) CocoaPods
8 10 (4.24%) Subversion
8 10 (4.24%) Travis CI
9 8 (3.39%) Calabash
10 6 (2.54%) CircleCI
10 6 (2.54%) Selenium
11 5 (2.12%) Appium
11 5 (2.12%) Bitbucket
12 4 (1.69%) Android Studio
12 4 (1.69%) SpecFlow
12 4 (1.69%) WebDriver
13 3 (1.27%) JUnit
13 3 (1.27%) Mercurial
13 3 (1.27%) Visual Studio
General
1 29 (12.29%) Games
2 22 (9.32%) Retail
3 14 (5.93%) Finance
4 10 (4.24%) Back Office
5 7 (2.97%) Banking
6 4 (1.69%) Advertising
6 4 (1.69%) Publishing
7 2 (0.85%) Electronics
7 2 (0.85%) Marketing
7 2 (0.85%) Polish Language
8 1 (0.42%) Automotive
8 1 (0.42%) Pharmaceutical
Job Titles
1 203 (86.02%) Developer
2 163 (69.07%) iOS Developer
3 50 (21.19%) Senior Developer
4 40 (16.95%) Senior iOS Developer
5 19 (8.05%) Objective-C Developer
6 14 (5.93%) Android Developer
6 14 (5.93%) iOS Android Developer
7 13 (5.51%) Lead Developer
8 12 (5.08%) Applications Developer
8 12 (5.08%) Mobile Developer
9 10 (4.24%) Agile Developer
10 8 (3.39%) Lead iOS Developer
11 7 (2.97%) C++ Developer
11 7 (2.97%) Senior Agile Developer
12 6 (2.54%) Games Developer
12 6 (2.54%) IoT Developer
12 6 (2.54%) Senior Applications Developer
13 5 (2.12%) Java Developer
13 5 (2.12%) Mobile Applications Developer
13 5 (2.12%) Software Developer
Libraries, Frameworks & Software Standards
1 45 (19.07%) Core Data
2 44 (18.64%) Cocoa
3 40 (16.95%) RESTful
4 37 (15.68%) REST
5 29 (12.29%) Web Services
6 25 (10.59%) HTML
6 25 (10.59%) JSON
6 25 (10.59%) Unity (Game Engine)
7 24 (10.17%) HTML5
8 23 (9.75%) Cocoa Touch
9 21 (8.90%) iOS SDK
10 20 (8.47%) .NET
11 16 (6.78%) CSS
12 15 (6.36%) SOAP
13 13 (5.51%) CSS3
14 10 (4.24%) UIKit
15 9 (3.81%) Core Animation
15 9 (3.81%) XML
16 8 (3.39%) AngularJS
17 7 (2.97%) Apache Cordova
Miscellaneous
1 43 (18.22%) Mobile App
2 38 (16.10%) User Experience
3 36 (15.25%) iPhone
4 28 (11.86%) iPad
5 8 (3.39%) Animation
6 6 (2.54%) Computer Science
7 5 (2.12%) Fintech
8 4 (1.69%) Analytical Skills
8 4 (1.69%) Enterprise Software
9 3 (1.27%) Algorithms
9 3 (1.27%) Mobile Games
9 3 (1.27%) Mobile Payment
9 3 (1.27%) Streaming Video
9 3 (1.27%) Video on Demand
10 2 (0.85%) Data Structures
10 2 (0.85%) e-Learning
10 2 (0.85%) Field-Programmable Gate Array
10 2 (0.85%) Minimum Viable Product
10 2 (0.85%) Motion Graphics
10 2 (0.85%) Online Games
Operating Systems
1 203 (86.02%) Apple iOS
2 55 (23.31%) Android
3 4 (1.69%) Linux
4 1 (0.42%) Unix
4 1 (0.42%) Windows
Processes & Methodologies
1 171 (72.46%) iOS Development
2 118 (50.00%) Agile Software Development
3 86 (36.44%) TDD
4 46 (19.49%) Scrum
5 43 (18.22%) Mobile Development
6 39 (16.53%) Unit Testing
7 38 (16.10%) Continuous Integration
8 29 (12.29%) E-Commerce
9 28 (11.86%) Android Development
9 28 (11.86%) BDD
10 25 (10.59%) OO
11 22 (9.32%) Pair Programming
12 20 (8.47%) API Design
13 19 (8.05%) MVC
14 18 (7.63%) OOP
14 18 (7.63%) Software Engineering
15 17 (7.20%) Automated Testing
15 17 (7.20%) Workflow
16 14 (5.93%) High Availability
16 14 (5.93%) SOLID
Programming Languages
1 173 (73.31%) Apple Swift
2 41 (17.37%) Java
3 36 (15.25%) C++
4 34 (14.41%) C#
5 19 (8.05%) JavaScript
6 15 (6.36%) ActionScript
7 13 (5.51%) SQL
8 12 (5.08%) C
8 12 (5.08%) Ruby
9 5 (2.12%) Python
10 3 (1.27%) SPARQL
11 2 (0.85%) MATLAB
11 2 (0.85%) PHP
12 1 (0.42%) ActionScript 2.0
12 1 (0.42%) ActionScript 3.0
12 1 (0.42%) ECMAScript
12 1 (0.42%) ES6
12 1 (0.42%) Go
12 1 (0.42%) R
12 1 (0.42%) VBA
Qualifications
1 6 (2.54%) Degree
2 1 (0.42%) CEH
2 1 (0.42%) SANS
2 1 (0.42%) Security Cleared
Quality Assurance & Compliance
1 10 (4.24%) QA
2 1 (0.42%) Actionable Recommendations
2 1 (0.42%) SDET
Systems Management
1 6 (2.54%) HockeyApp
Vendors
1 47 (19.92%) Apple
2 7 (2.97%) Google
2 7 (2.97%) Xamarin
3 6 (2.54%) Coremetrics
4 2 (0.85%) Appcelerator
4 2 (0.85%) Facebook
4 2 (0.85%) Microsoft
4 2 (0.85%) Perforce
4 2 (0.85%) Telerik
5 1 (0.42%) Adobe
5 1 (0.42%) Atlassian
5 1 (0.42%) Kony
5 1 (0.42%) Optimizely
5 1 (0.42%) Oracle
5 1 (0.42%) PubNub
5 1 (0.42%) Sencha
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Rate: £425 - £475 per day
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