The following table provides summary statistics for contract job vacancies advertised in Cardiff with a requirement for Mac OS X skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited Mac OS X over the 3 months to 23 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
23 Mar 2017
Same period 2016 Same period 2015
Apple Mac OS X
South Wales / Cardiff
Rank 33 57 36
Rank change year-on-year +24 -21  
Contract jobs citing Mac OS X 6 4 1
As % of all contract IT jobs advertised in Cardiff 1.77% 0.95% 0.38%
As % of the Operating Systems category 9.38% 2.60% 2.44%
Number of daily rates quoted 4 2 0
Median daily rate £394 £263 -
Median daily rate % change year-on-year +50.00% -  
UK excluding London median daily rate £433 £375 £425
% change year-on-year +15.33% -11.76%  
Number of hourly rates quoted 0 1 0
Median hourly rate - £10.75 -
UK excluding London median hourly rate £13.50 £13.50 £12.40
% change year-on-year - +8.87%  

Mac OS X is in the operating system skills category. The next table is for comparison with the above and provides summary statistics for all contract job vacancies advertised in Cardiff with a requirement for operating system skills.

Contract Operating System Skills
Cardiff
Contract job vacancies with a requirement for operating system skills 64 154 41
As % of all contract IT job vacancies advertised in Cardiff 18.88% 36.41% 15.47%
Number of daily rates quoted 42 104 25
Median daily rate £400 £325 £275
Median daily rate % change year-on-year +23.07% +18.18%  
90% offered a daily rate of more than £138 £140 £125
10% offered a daily rate of more than £500 £463 £419
UK excluding London median daily rate £388 £363 £335
% change year-on-year +6.89% +8.20%  
Number of hourly rates quoted 8 12 5
Median hourly rate £11.17 £13.00 £16.00
Median hourly rate % change year-on-year -14.07% -18.75%  
90% offered a hourly rate of more than £11.09 £11.20 £13.75
10% offered a hourly rate of more than £18.00 £19.00 £17.61
UK excluding London median hourly rate £15.15 £16.50 £15.50
% change year-on-year -8.18% +6.45%  

Mac OS X
Job Vacancy Trend in Cardiff

The job posting trend of jobs advertised in Cardiff citing Mac OS X as a proportion of all contract or permanent IT jobs with a match in the Operating Systems category.

Job vacancy trend for Mac OS X in Cardiff

Mac OS X
Contractor Daily Rate Trend in Cardiff

This chart provides the 3-month moving average for daily rates quoted in contract jobs citing Mac OS X in Cardiff.

Contractor daily rate trend for Mac OS X in Cardiff

Mac OS X
Top 30 Related IT Skills in Cardiff

For the 6 months to 23 March 2017, IT contractor jobs citing Mac OS X 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 Cardiff region with a requirement for Mac OS X.

1 13 (100.00%) HTML
1 13 (100.00%) Java
1 13 (100.00%) Unix
1 13 (100.00%) Linux
1 13 (100.00%) HTTP
1 13 (100.00%) Configuration Management
1 13 (100.00%) Hibernate
1 13 (100.00%) MongoDB
1 13 (100.00%) REST
1 13 (100.00%) Neo4j
1 13 (100.00%) JAX-RS
1 13 (100.00%) Dropwizard
1 13 (100.00%) Continuous Deployment
2 12 (92.31%) Relational Database
2 12 (92.31%) Microservices
2 12 (92.31%) Spring Boot
2 12 (92.31%) Responsive Web Design
2 12 (92.31%) Kafka
2 12 (92.31%) RESTful
2 12 (92.31%) Scrum
2 12 (92.31%) Web Design
2 12 (92.31%) JSON
3 11 (84.62%) Spring
3 11 (84.62%) iXBRL
4 10 (76.92%) Cucumber
4 10 (76.92%) Go
4 10 (76.92%) Software Engineering
4 10 (76.92%) Agile Software Development
5 7 (53.85%) Finance
6 4 (30.77%) BPSS Clearance

Mac OS X
Top Related IT Skills in Cardiff 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:

Communications & Networking
1 13 (100.00%) HTTP
Database & Business Intelligence
1 13 (100.00%) MongoDB
1 13 (100.00%) Neo4j
2 12 (92.31%) Relational Database
Development Applications
1 10 (76.92%) Cucumber
General
1 7 (53.85%) Finance
Job Titles
1 13 (100.00%) Developer
1 13 (100.00%) Java Developer
2 1 (7.69%) HTML Developer
Libraries, Frameworks & Software Standards
1 13 (100.00%) Dropwizard
1 13 (100.00%) Hibernate
1 13 (100.00%) HTML
1 13 (100.00%) JAX-RS
1 13 (100.00%) REST
2 12 (92.31%) JSON
2 12 (92.31%) Kafka
2 12 (92.31%) RESTful
2 12 (92.31%) Spring Boot
3 11 (84.62%) iXBRL
3 11 (84.62%) Spring
Operating Systems
1 13 (100.00%) Linux
1 13 (100.00%) Unix
Processes & Methodologies
1 13 (100.00%) Configuration Management
1 13 (100.00%) Continuous Deployment
2 12 (92.31%) Microservices
2 12 (92.31%) Responsive Web Design
2 12 (92.31%) Scrum
2 12 (92.31%) Web Design
3 10 (76.92%) Agile Software Development
3 10 (76.92%) Software Engineering
Programming Languages
1 13 (100.00%) Java
2 10 (76.92%) Go
Qualifications
1 4 (30.77%) BPSS Clearance
2 2 (15.38%) Security Cleared
Quality Assurance & Compliance
1 1 (7.69%) Disclosure Scotland