The following table provides summary statistics for contract job vacancies advertised in London with a requirement for iOS Development skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited iOS Development over the 3 months to 27 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
27 Mar 2017
Same period 2016 Same period 2015
iOS Software Development
England / London
Rank 244 270 222
Rank change year-on-year +26 -48  
Contract jobs citing iOS Development 159 163 203
As % of all contract IT jobs advertised in London 0.82% 0.74% 0.94%
As % of the Processes & Methodologies category 0.96% 0.86% 1.15%
Number of daily rates quoted 98 121 156
Median daily rate £450 £450 £423
Median daily rate % change year-on-year - +6.50%  
90% offered a daily rate of more than £350 £350 £325
10% offered a daily rate of more than £525 £550 £500
UK excluding London median daily rate £388 £375 £356
% change year-on-year +3.33% +5.26%  
Number of hourly rates quoted 2 1 0
Median hourly rate £107.50 £10.25 -
Median hourly rate % change year-on-year +948.78% -  
UK excluding London median hourly rate £37.00 £38.75 £45.60
% change year-on-year -4.51% -15.02%  

iOS Development is in the process and methodology 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 process and methodology skills.

Contract Process & Methodology Skills
London
Contract job vacancies with a requirement for process and methodology skills 16487 18855 17641
As % of all contract IT job vacancies advertised in London 85.16% 85.15% 81.99%
Number of daily rates quoted 11864 13608 12398
Median daily rate £480 £475 £450
Median daily rate % change year-on-year +1.05% +5.55%  
90% offered a daily rate of more than £345 £325 £310
10% offered a daily rate of more than £650 £625 £613
UK excluding London median daily rate £410 £400 £396
% change year-on-year +2.50% +1.01%  
Number of hourly rates quoted 168 194 250
Median hourly rate £32.50 £22.50 £20.00
Median hourly rate % change year-on-year +44.44% +12.50%  
90% offered a hourly rate of more than £14.20 £12.50 £11.00
10% offered a hourly rate of more than £55.00 £52.50 £55.00
UK excluding London median hourly rate £36.25 £38.50 £30.20
% change year-on-year -5.84% +27.48%  

iOS Development
Job Vacancy Trend in London

The job posting trend of jobs advertised in London citing iOS Development as a proportion of all contract or permanent IT jobs with a match in the Processes & Methodologies category.

Job vacancy trend for iOS Development in London

iOS Development
Contractor Daily Rate Trend in London

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

Contractor daily rate trend for iOS Development in London

iOS Development
Contractor Daily Rate Histogram in London

The daily rate distribution of IT jobs citing iOS Development in London over the 3 months to 27 March 2017.

Contractor daily rate histogram for iOS Development in London

iOS Development
Contractor Hourly Rate Trend in London

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

Contractor hourly rate trend for iOS Development in London

iOS Development
Contractor Hourly Rate Histogram in London

The hourly rate distribution of IT jobs citing iOS Development in London over the 3 months to 27 March 2017.

Contractor hourly rate histogram for iOS Development in London

iOS Development
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 iOS Development within the London region over the 3 months to 27 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 +12 23 £460 -8.00% 15
Canary Wharf - 5 £375 -
Brentford +2 2 - -
Kingston Upon Thames - 1 - -
Paddington - 1 £515 -
iOS Development
England

iOS Development
Top 30 Related IT Skills in London

For the 6 months to 27 March 2017, IT contractor jobs citing iOS Development 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 iOS Development.

1 300 (97.09%) Apple iOS
2 191 (61.81%) Apple Swift
3 172 (55.66%) Objective-C
4 162 (52.43%) Agile Software Development
5 114 (36.89%) Android
6 101 (32.69%) TDD
7 94 (30.42%) Android Development
8 66 (21.36%) Mobile App
9 62 (20.06%) Mobile Development
10 57 (18.45%) Scrum
11 55 (17.80%) JavaScript
12 54 (17.48%) Git (software)
12 54 (17.48%) REST
13 51 (16.50%) HTML
13 51 (16.50%) Cocoa
14 46 (14.89%) CSS
14 46 (14.89%) Apple
14 46 (14.89%) User Experience
15 42 (13.59%) Core Data
16 40 (12.94%) RESTful
17 39 (12.62%) iPhone
18 37 (11.97%) JSON
19 36 (11.65%) Continuous Integration
20 33 (10.68%) Pair Programming
20 33 (10.68%) Retail
21 32 (10.36%) Xcode
21 32 (10.36%) Finance
21 32 (10.36%) OO
21 32 (10.36%) Java
21 32 (10.36%) iOS SDK

iOS Development
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 4 (1.29%) JBoss
2 3 (0.97%) Apache
2 3 (0.97%) Confluence
2 3 (0.97%) NetWeaver
2 3 (0.97%) SAP Portal
3 2 (0.65%) Adobe Experience Manager
3 2 (0.65%) Tomcat
4 1 (0.32%) CMS
4 1 (0.32%) EPiServer
4 1 (0.32%) Mule
4 1 (0.32%) nginx
4 1 (0.32%) WebSphere
4 1 (0.32%) WebSphere Application Server
Applications
1 1 (0.32%) MS Excel
Business Applications
1 4 (1.29%) Adobe Campaign
Cloud Services
1 7 (2.27%) Microsoft Azure
2 6 (1.94%) TestFlight
3 5 (1.62%) Amazon AWS
4 4 (1.29%) Google Play
5 3 (0.97%) Firebase
5 3 (0.97%) PaaS
6 2 (0.65%) GitHub
6 2 (0.65%) Heroku
6 2 (0.65%) iTunes
6 2 (0.65%) Slack
7 1 (0.32%) Bluemix
7 1 (0.32%) Google Cloud Platform
7 1 (0.32%) IBM Cloud
7 1 (0.32%) SaaS
Communications & Networking
1 12 (3.88%) Network Security
2 4 (1.29%) Bluetooth
2 4 (1.29%) HTTP
2 4 (1.29%) iBeacon
3 2 (0.65%) Skype
4 1 (0.32%) NFC
4 1 (0.32%) SMTP
4 1 (0.32%) SSL
4 1 (0.32%) VoIP
Database & Business Intelligence
1 14 (4.53%) MongoDB
2 12 (3.88%) MySQL
3 9 (2.91%) SQLite
4 8 (2.59%) CouchDB
5 7 (2.27%) SQL Server
6 6 (1.94%) Azure SQL Database
6 6 (1.94%) Mixpanel
7 5 (1.62%) RDBMS
7 5 (1.62%) Relational Database
8 4 (1.29%) Apache Cassandra
8 4 (1.29%) Big Data
8 4 (1.29%) NoSQL
8 4 (1.29%) PostgreSQL
9 3 (0.97%) Data Mining
10 1 (0.32%) Hadoop
10 1 (0.32%) Jackrabbit
10 1 (0.32%) Neo4j
10 1 (0.32%) SQL Server 2012
Development Applications
1 54 (17.48%) Git (software)
2 32 (10.36%) Xcode
3 31 (10.03%) Jenkins
4 22 (7.12%) JIRA
5 16 (5.18%) git-flow
6 15 (4.85%) CocoaPods
7 12 (3.88%) Android Studio
8 11 (3.56%) Subversion
9 10 (3.24%) Travis CI
10 8 (2.59%) Gradle
11 6 (1.94%) Bitbucket
11 6 (1.94%) Calabash
11 6 (1.94%) CircleCI
12 5 (1.62%) Cucumber
12 5 (1.62%) JUnit
13 4 (1.29%) Appcelerator Titanium
13 4 (1.29%) Maven
13 4 (1.29%) Mercurial
14 3 (0.97%) Selenium
14 3 (0.97%) TeamCity
General
1 33 (10.68%) Retail
2 32 (10.36%) Finance
3 19 (6.15%) Banking
4 8 (2.59%) Games
5 5 (1.62%) Marketing
5 5 (1.62%) Publishing
6 3 (0.97%) Advertising
6 3 (0.97%) Multimedia
7 2 (0.65%) Automotive
8 1 (0.32%) Financial Institution
8 1 (0.32%) Investment Banking
8 1 (0.32%) Retail Banking
Job Titles
1 291 (94.17%) Developer
2 242 (78.32%) iOS Developer
3 59 (19.09%) Senior Developer
4 52 (16.83%) Senior iOS Developer
5 40 (12.94%) Android Developer
6 27 (8.74%) Mobile Developer
7 25 (8.09%) iOS Android Developer
8 15 (4.85%) Applications Developer
9 14 (4.53%) Agile Developer
9 14 (4.53%) Objective-C Developer
10 11 (3.56%) Front End Developer (Client-Side Developer)
10 11 (3.56%) Lead Developer
11 9 (2.91%) Lead iOS Developer
11 9 (2.91%) Senior Agile Developer
12 7 (2.27%) Full Stack Developer
12 7 (2.27%) Mobile Applications Developer
13 6 (1.94%) IoT Developer
13 6 (1.94%) JavaScript Developer
13 6 (1.94%) Senior Android Developer
13 6 (1.94%) Senior Applications Developer
Libraries, Frameworks & Software Standards
1 54 (17.48%) REST
2 51 (16.50%) Cocoa
2 51 (16.50%) HTML
3 46 (14.89%) CSS
4 42 (13.59%) Core Data
5 40 (12.94%) RESTful
6 37 (11.97%) JSON
7 32 (10.36%) iOS SDK
8 31 (10.03%) HTML5
9 30 (9.71%) Web Services
10 23 (7.44%) Cocoa Touch
11 20 (6.47%) Node.js
12 19 (6.15%) SOAP
12 19 (6.15%) XML
13 18 (5.83%) CSS3
14 17 (5.50%) AngularJS
14 17 (5.50%) jQuery
15 14 (4.53%) Android SDK
15 14 (4.53%) React Native
16 13 (4.21%) Core Animation
Miscellaneous
1 66 (21.36%) Mobile App
2 46 (14.89%) User Experience
3 39 (12.62%) iPhone
4 29 (9.39%) iPad
5 16 (5.18%) Enterprise Software
6 13 (4.21%) Animation
7 10 (3.24%) Computer Science
8 7 (2.27%) Augmented Reality
9 6 (1.94%) Algorithms
10 5 (1.62%) Video on Demand
11 4 (1.29%) Analytical Skills
12 3 (0.97%) Apple TV
12 3 (0.97%) Fintech
12 3 (0.97%) Mobile Banking
12 3 (0.97%) Smartphone
12 3 (0.97%) Streaming Video
13 2 (0.65%) NHS
13 2 (0.65%) N-Tier
13 2 (0.65%) Social Network
13 2 (0.65%) Streaming Media
Operating Systems
1 300 (97.09%) Apple iOS
2 114 (36.89%) Android
3 12 (3.88%) Linux
4 8 (2.59%) Windows
5 5 (1.62%) Windows Server
6 2 (0.65%) Unix
6 2 (0.65%) Windows Mobile
7 1 (0.32%) Windows 8
Processes & Methodologies
1 162 (52.43%) Agile Software Development
2 101 (32.69%) TDD
3 94 (30.42%) Android Development
4 62 (20.06%) Mobile Development
5 57 (18.45%) Scrum
6 36 (11.65%) Continuous Integration
7 33 (10.68%) Pair Programming
8 32 (10.36%) OO
9 26 (8.41%) Unit Testing
10 23 (7.44%) E-Commerce
11 22 (7.12%) Software Engineering
12 21 (6.80%) BDD
13 20 (6.47%) Automated Testing
14 19 (6.15%) API Design
14 19 (6.15%) OOP
15 16 (5.18%) Workflow
16 14 (4.53%) High Availability
17 13 (4.21%) Systems Analysis
18 12 (3.88%) Front End Development
18 12 (3.88%) Test Automation
Programming Languages
1 191 (61.81%) Apple Swift
2 172 (55.66%) Objective-C
3 55 (17.80%) JavaScript
4 32 (10.36%) Java
5 21 (6.80%) C++
6 17 (5.50%) C#
6 17 (5.50%) SQL
7 10 (3.24%) Python
8 8 (2.59%) C
9 7 (2.27%) Ruby
10 5 (1.62%) PHP
11 4 (1.29%) Go
12 2 (0.65%) ECMAScript
12 2 (0.65%) ES6
13 1 (0.32%) Scala
Qualifications
1 10 (3.24%) Degree
Quality Assurance & Compliance
1 8 (2.59%) QA
2 1 (0.32%) PMO
System Software
1 5 (1.62%) Docker
Systems Management
1 6 (1.94%) HockeyApp
Vendors
1 46 (14.89%) Apple
2 9 (2.91%) Google
2 9 (2.91%) Oracle
2 9 (2.91%) Xamarin
3 6 (1.94%) Adobe
3 6 (1.94%) Coremetrics
4 4 (1.29%) Microsoft
5 3 (0.97%) Cognizant
5 3 (0.97%) SAP
5 3 (0.97%) Telerik
6 2 (0.65%) Appcelerator
6 2 (0.65%) Atlassian
6 2 (0.65%) Facebook
7 1 (0.32%) Demandware
7 1 (0.32%) Kony
7 1 (0.32%) Optimizely
7 1 (0.32%) PayPal
7 1 (0.32%) PubNub
7 1 (0.32%) Sencha
7 1 (0.32%) Tealium
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