Period
to 9 December 2018

The following table provides summary statistics for permanent job vacancies with a requirement for Core Data skills. Included is a benchmarking guide to the salaries offered in vacancies that have cited Core Data over the 6 months to 9 December 2018 with a comparison to the same period in the previous 2 years.

Apple Core Data
UK
6 months to
9 Dec 2018
Same period 2017 Same period 2016
Rank 1062 1137 1080
Rank change year-on-year +75 -57 -2
Permanent jobs citing Core Data 74 77 146
As % of all permanent IT jobs advertised in the UK 0.047% 0.043% 0.078%
As % of the Libraries, Frameworks & Software Standards category 0.12% 0.11% 0.20%
Number of salaries quoted 57 73 136
UK median annual salary £54,000 £47,500 £54,000
Median salary % change year-on-year +13.68% -12.04% +13.68%
10th Percentile £36,900 £30,000 £31,125
90th Percentile £79,250 £72,500 £75,000
UK excluding London median annual salary £53,250 £43,750 £45,000
% change year-on-year +21.71% -2.78% -

Core Data is in the Software Libraries and Frameworks category. The following table is for comparison with the above and provides summary statistics for all permanent job vacancies with a requirement for technical specification, industry standards, software libraries and framework skills.

All Software Libraries and Frameworks
UK
Permanent vacancies with a requirement for technical specification, industry standards, software libraries and framework skills 62,901 71,530 73,122
As % of all permanent IT jobs advertised in the UK 39.58% 40.08% 39.19%
Number of salaries quoted 51,792 59,555 63,322
UK median annual salary £52,500 £50,000 £47,500
Median salary % change year-on-year +5.00% +5.26% +5.56%
10th Percentile £31,250 £29,750 £28,750
90th Percentile £83,750 £77,500 £77,500
UK excluding London median annual salary £45,000 £42,500 £42,500
% change year-on-year +5.88% - +6.25%

Core Data
Job Vacancy Trend

Job postings citing Core Data as a percentage of all IT jobs advertised.

Job vacancy trend for Core Data in the UK

Core Data
Salary Trend

This chart provides the 3-month moving average for salaries quoted in permanent IT jobs citing Core Data.

Salary trend for Core Data in the UK

Core Data
Salary Histogram

The salary distribution of IT jobs citing Core Data over the 6 months to 9 December 2018.

Salary histogram for Core Data in the UK

Core Data
Top 11 Job Locations

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing Core Data within the UK over the 6 months to 9 December 2018. The 'Rank Change' column provides an indication of the change in demand within each location based on the same 6 month period last year.

Location Rank Change
on Same Period
Last Year
Matching
Permanent
IT Job Ads
Median Salary
Past 6 Months
Median Salary
% Change
on Same Period
Last Year
Live
Job
Vacancies
England +46 72 £54,500 +21.11% 10
UK excluding London +31 50 £53,250 +21.71% 11
London +58 24 £60,000 -11.11% 5
South West +30 16 £53,750 +53.57% 1
East of England +29 12 £70,000 +47.37% 1
North of England +30 11 £50,000 +20.48% 2
North West +14 11 £50,000 +20.48% 2
West Midlands +34 6 £32,500 -10.34% 1
Midlands +15 6 £32,500 -10.34% 1
South East +6 3 £57,500 +64.29%
Scotland 0 2 £46,500 -11.43% 5

For the 6 months to 9 December 2018, IT jobs citing Core Data also mentioned the following skills in order of popularity. The figures indicate the absolute number co-occurrences and as a proportion of all permanent job ads with a requirement for Core Data.

1 73 (98.65%) Apple iOS
2 70 (94.59%) iOS Development
3 65 (87.84%) Apple Swift
4 58 (78.38%) Objective-C
5 51 (68.92%) Animation
5 51 (68.92%) Core Animation
5 51 (68.92%) RESTful
6 49 (66.22%) Apple
7 47 (63.51%) Cocoa
7 47 (63.51%) Cocoa Touch
8 46 (62.16%) User Experience
9 37 (50.00%) Git (software)
10 33 (44.59%) Agile Software Development
11 30 (40.54%) JSON
12 26 (35.14%) Android
13 25 (33.78%) Web Services
14 24 (32.43%) Mobile App
15 23 (31.08%) CocoaPods
15 23 (31.08%) Mobile Development
16 22 (29.73%) Continuous Integration
17 21 (28.38%) Android Development
17 21 (28.38%) Performance Tuning
17 21 (28.38%) Push Notifications
18 20 (27.03%) Mercurial
18 20 (27.03%) Subversion
19 19 (25.68%) Xcode
19 19 (25.68%) XML
20 14 (18.92%) REST
20 14 (18.92%) TDD
21 13 (17.57%) HTTP

Core Data
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:

Application Platforms
1 12 (16.22%) CMS
1 12 (16.22%) Sitecore CMS
2 4 (5.41%) Drupal
2 4 (5.41%) Umbraco
Communications & Networking
1 13 (17.57%) HTTP
1 13 (17.57%) SSL
1 13 (17.57%) Wi-Fi
2 10 (13.51%) Bluetooth
Database & Business Intelligence
1 4 (5.41%) MongoDB
1 4 (5.41%) MySQL
1 4 (5.41%) Relational Database
1 4 (5.41%) SQL Server
Development Applications
1 37 (50.00%) Git (software)
2 23 (31.08%) CocoaPods
3 20 (27.03%) Mercurial
3 20 (27.03%) Subversion
4 19 (25.68%) Xcode
5 8 (10.81%) Crashlytics
6 2 (2.70%) JIRA
7 1 (1.35%) Android Studio
7 1 (1.35%) git-flow
7 1 (1.35%) Octopus Deploy
7 1 (1.35%) Team Foundation Server
7 1 (1.35%) TeamCity
General
1 7 (9.46%) Marketing
2 6 (8.11%) Retail
3 5 (6.76%) Finance
4 4 (5.41%) Legal
5 3 (4.05%) Banking
5 3 (4.05%) Investment Banking
5 3 (4.05%) Retail Banking
6 1 (1.35%) Advertising
6 1 (1.35%) Law
6 1 (1.35%) Multimedia
Job Titles
1 74 (100.00%) Developer
2 66 (89.19%) iOS Developer
3 25 (33.78%) Applications Developer
4 18 (24.32%) Mobile Developer
5 13 (17.57%) Lead Developer
6 12 (16.22%) Mobile Applications Developer
7 11 (14.86%) Lead iOS Developer
8 9 (12.16%) Android Developer
8 9 (12.16%) iOS Android Developer
9 8 (10.81%) Lead Android Developer
9 8 (10.81%) Objective-C Developer
9 8 (10.81%) Software Developer
10 5 (6.76%) Senior Developer
11 4 (5.41%) Senior iOS Developer
12 3 (4.05%) iPad Developer
12 3 (4.05%) iPhone Developer
13 2 (2.70%) Mobile Engineer
14 1 (1.35%) Full Stack Developer
14 1 (1.35%) Senior Mobile Developer
14 1 (1.35%) WCF Developer
Libraries, Frameworks & Software Standards
1 51 (68.92%) Core Animation
1 51 (68.92%) RESTful
2 47 (63.51%) Cocoa
2 47 (63.51%) Cocoa Touch
3 30 (40.54%) JSON
4 25 (33.78%) Web Services
5 19 (25.68%) XML
6 14 (18.92%) REST
7 12 (16.22%) RxSwift
8 11 (14.86%) ReactiveCocoa
9 8 (10.81%) CarPlay
10 6 (8.11%) iOS SDK
11 5 (6.76%) .NET
11 5 (6.76%) Android SDK
11 5 (6.76%) AngularJS
11 5 (6.76%) Apache Cordova
11 5 (6.76%) CSS
11 5 (6.76%) CSS3
11 5 (6.76%) HTML
11 5 (6.76%) HTML5
Miscellaneous
1 51 (68.92%) Animation
2 46 (62.16%) User Experience
3 24 (32.43%) Mobile App
4 8 (10.81%) Social Media
5 6 (8.11%) Greenfield Project
5 6 (8.11%) Renewable Energy
5 6 (8.11%) Smart Meter
6 4 (5.41%) iPad
6 4 (5.41%) iPhone
6 4 (5.41%) Private Cloud
6 4 (5.41%) Smartphone
7 3 (4.05%) Mobile Banking
8 1 (1.35%) Analytical Skills
8 1 (1.35%) Apple TV
8 1 (1.35%) Fintech
8 1 (1.35%) NHS
8 1 (1.35%) Video\Live Streaming
Operating Systems
1 73 (98.65%) Apple iOS
2 26 (35.14%) Android
3 5 (6.76%) watchOS
4 2 (2.70%) Mac OS X
5 1 (1.35%) Mac OS
Processes & Methodologies
1 70 (94.59%) iOS Development
2 33 (44.59%) Agile Software Development
3 23 (31.08%) Mobile Development
4 22 (29.73%) Continuous Integration
5 21 (28.38%) Android Development
5 21 (28.38%) Performance Tuning
5 21 (28.38%) Push Notifications
6 14 (18.92%) TDD
7 13 (17.57%) BDD
7 13 (17.57%) MVC
7 13 (17.57%) Problem-Solving
8 11 (14.86%) Collaborative Working
8 11 (14.86%) Computer Science
8 11 (14.86%) OO
8 11 (14.86%) Scrum
9 10 (13.51%) Benchmarking
9 10 (13.51%) Multithreading
10 9 (12.16%) Analytics
10 9 (12.16%) Configuration Management
11 8 (10.81%) OOA/OOD
Programming Languages
1 65 (87.84%) Apple Swift
2 58 (78.38%) Objective-C
3 10 (13.51%) Java
3 10 (13.51%) Kotlin
4 6 (8.11%) JavaScript
5 5 (6.76%) C#
6 4 (5.41%) Ruby
7 1 (1.35%) Python
Qualifications
1 11 (14.86%) Computer Science Degree
1 11 (14.86%) Degree
Quality Assurance & Compliance
1 1 (1.35%) QA
Vendors
1 49 (66.22%) Apple
2 12 (16.22%) Sitecore
3 4 (5.41%) Xamarin