Period
to 19 September 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 19 September 2018 with a comparison to the same period in the previous 2 years.

Apple Core Data
UK
6 months to
19 Sep 2018
Same period 2017 Same period 2016
Rank 1115 1109 1036
Rank change year-on-year -6 -73 +43
Permanent jobs citing Core Data 58 97 223
As % of all permanent IT jobs advertised in the UK 0.035% 0.055% 0.11%
As % of the Libraries, Frameworks & Software Standards category 0.086% 0.14% 0.29%
Number of salaries quoted 50 96 205
UK median annual salary £54,000 £42,500 £60,000
Median salary % change year-on-year +27.06% -29.17% +26.32%
10th Percentile £35,900 £22,500 £39,250
90th Percentile £72,500 £71,250 £80,000
UK excluding London median annual salary £54,000 £27,500 £45,000
% change year-on-year +96.36% -38.89% +5.88%

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 67,453 71,611 75,835
As % of all permanent IT jobs advertised in the UK 40.29% 40.36% 39.10%
Number of salaries quoted 55,888 59,262 65,798
UK median annual salary £50,000 £47,500 £47,500
Median salary % change year-on-year +5.26% - +5.56%
10th Percentile £31,250 £29,000 £28,750
90th Percentile £82,500 £77,500 £75,000
UK excluding London median annual salary £45,000 £42,500 £41,500
% change year-on-year +5.88% +2.41% +3.75%

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 19 September 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 19 September 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 -8 58 £54,000 +30.12% 24
UK excluding London +3 46 £54,000 +96.36% 17
East of England - 14 £68,750 - 1
London +29 12 £52,500 -19.23% 8
North of England +30 9 £48,000 +15.66% 2
West Midlands +11 8 £45,000 +80.00% 4
North West +11 8 £42,000 +1.20% 2
Midlands +7 8 £45,000 +80.00% 4
South East +6 8 £47,000 +56.67% 7
South West +6 8 £58,750 +62.07% 2
North East -19 1 £65,000 -

For the 6 months to 19 September 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 58 (100.00%) Apple iOS
2 54 (93.10%) iOS Development
3 53 (91.38%) Apple Swift
4 43 (74.14%) Objective-C
5 34 (58.62%) User Experience
6 29 (50.00%) Agile Software Development
7 28 (48.28%) JSON
7 28 (48.28%) Apple
8 27 (46.55%) Android
8 27 (46.55%) Git (software)
9 26 (44.83%) RESTful
10 24 (41.38%) Core Animation
10 24 (41.38%) CocoaPods
10 24 (41.38%) Animation
10 24 (41.38%) Cocoa
11 21 (36.21%) Android Development
11 21 (36.21%) Cocoa Touch
12 19 (32.76%) Web Services
13 16 (27.59%) REST
13 16 (27.59%) Java
14 15 (25.86%) Mobile App
15 14 (24.14%) Kotlin
15 14 (24.14%) XML
15 14 (24.14%) Continuous Integration
16 13 (22.41%) TDD
16 13 (22.41%) OO
17 12 (20.69%) Mobile Development
17 12 (20.69%) CMS
18 11 (18.97%) Smartphone
18 11 (18.97%) Bluetooth

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 (20.69%) CMS
2 11 (18.97%) Sitecore CMS
3 1 (1.72%) Drupal
3 1 (1.72%) Umbraco
Cloud Services
1 1 (1.72%) Google Play
1 1 (1.72%) iTunes
Communications & Networking
1 11 (18.97%) Bluetooth
1 11 (18.97%) HTTP
1 11 (18.97%) SSL
1 11 (18.97%) Wi-Fi
2 2 (3.45%) HTTPS
Database & Business Intelligence
1 2 (3.45%) Blockchain
2 1 (1.72%) MongoDB
2 1 (1.72%) MySQL
2 1 (1.72%) Relational Database
2 1 (1.72%) SQL Server
Development Applications
1 27 (46.55%) Git (software)
2 24 (41.38%) CocoaPods
3 10 (17.24%) Crashlytics
4 8 (13.79%) Xcode
5 7 (12.07%) Mercurial
5 7 (12.07%) Subversion
6 4 (6.90%) JIRA
7 3 (5.17%) Team Foundation Server
8 2 (3.45%) Android Studio
9 1 (1.72%) git-flow
9 1 (1.72%) Octopus Deploy
9 1 (1.72%) TeamCity
General
1 8 (13.79%) Marketing
2 1 (1.72%) Advertising
2 1 (1.72%) Automotive
2 1 (1.72%) Finance
2 1 (1.72%) Legal
2 1 (1.72%) Retail
Job Titles
1 58 (100.00%) Developer
2 51 (87.93%) iOS Developer
3 18 (31.03%) Applications Developer
4 17 (29.31%) Lead Developer
4 17 (29.31%) Mobile Developer
5 14 (24.14%) Lead iOS Developer
6 13 (22.41%) Mobile Applications Developer
7 12 (20.69%) Senior Developer
8 10 (17.24%) Android Developer
8 10 (17.24%) iOS Android Developer
8 10 (17.24%) Lead Android Developer
8 10 (17.24%) Senior iOS Developer
9 4 (6.90%) Software Developer
10 3 (5.17%) Objective-C Developer
11 2 (3.45%) Senior Applications Developer
11 2 (3.45%) Senior Mobile Applications Developer
11 2 (3.45%) Senior Mobile Developer
12 1 (1.72%) Junior
12 1 (1.72%) Junior Developer
12 1 (1.72%) WCF Developer
Libraries, Frameworks & Software Standards
1 28 (48.28%) JSON
2 26 (44.83%) RESTful
3 24 (41.38%) Cocoa
3 24 (41.38%) Core Animation
4 21 (36.21%) Cocoa Touch
5 19 (32.76%) Web Services
6 16 (27.59%) REST
7 14 (24.14%) XML
8 9 (15.52%) RxSwift
9 3 (5.17%) .NET
9 3 (5.17%) iOS SDK
10 2 (3.45%) Android SDK
10 2 (3.45%) ASP.NET
10 2 (3.45%) CSS
10 2 (3.45%) HTML
10 2 (3.45%) WCF
11 1 (1.72%) CSS3
11 1 (1.72%) OAuth
11 1 (1.72%) SOAP
11 1 (1.72%) XHTML
Miscellaneous
1 34 (58.62%) User Experience
2 24 (41.38%) Animation
3 15 (25.86%) Mobile App
4 11 (18.97%) Smartphone
5 10 (17.24%) Social Media
6 9 (15.52%) Computer Science
7 4 (6.90%) Renewable Energy
7 4 (6.90%) Smart Meter
8 3 (5.17%) iPad
8 3 (5.17%) iPhone
9 2 (3.45%) Greenfield Project
10 1 (1.72%) Analytical Skills
10 1 (1.72%) Apple TV
10 1 (1.72%) Fintech
10 1 (1.72%) Private Cloud
10 1 (1.72%) SWIFT
Operating Systems
1 58 (100.00%) Apple iOS
2 27 (46.55%) Android
3 7 (12.07%) Mac OS X
4 1 (1.72%) Mac OS
Processes & Methodologies
1 54 (93.10%) iOS Development
2 29 (50.00%) Agile Software Development
3 21 (36.21%) Android Development
4 14 (24.14%) Continuous Integration
5 13 (22.41%) OO
5 13 (22.41%) TDD
6 12 (20.69%) Mobile Development
7 11 (18.97%) Push Notifications
8 10 (17.24%) BDD
8 10 (17.24%) Content Management
8 10 (17.24%) Continuous Deployment
8 10 (17.24%) Enterprise Content Management
8 10 (17.24%) Information Architecture
9 9 (15.52%) Analytics
9 9 (15.52%) MVC
10 7 (12.07%) Multithreading
10 7 (12.07%) Performance Tuning
10 7 (12.07%) Secure Coding
11 6 (10.34%) Configuration Management
11 6 (10.34%) Dependency Injection
Programming Languages
1 53 (91.38%) Apple Swift
2 43 (74.14%) Objective-C
3 16 (27.59%) Java
4 14 (24.14%) Kotlin
5 2 (3.45%) C#
5 2 (3.45%) JavaScript
6 1 (1.72%) PHP
6 1 (1.72%) Ruby
Qualifications
1 9 (15.52%) Computer Science Degree
1 9 (15.52%) Degree
Vendors
1 28 (48.28%) Apple
2 11 (18.97%) Sitecore
3 1 (1.72%) Google
3 1 (1.72%) Mapbox
3 1 (1.72%) Microsoft
3 1 (1.72%) Xamarin