The following table provides summary statistics for permanent job vacancies advertised in Cardiff with a requirement for Ruby skills. Included is a benchmarking guide to the salaries offered in vacancies that have cited Ruby over the 3 months to 28 June 2017 with a comparison to the same period in the previous 2 years.

Ruby
South Wales / Cardiff
3 months to
28 Jun 2017
Same period 2016 Same period 2015
Rank 57 61 64
Rank change year-on-year +4 +3  
Permanent jobs citing Ruby 2 10 11
As % of all permanent IT jobs advertised in Cardiff 0.40% 1.43% 1.46%
As % of the Programming Languages category 0.83% 2.87% 3.23%
Number of salaries quoted 2 10 7
Median salary £42,500 £37,500 £35,000
Median salary % change year-on-year +13.33% +7.14%  
90% offered a salary of more than £38,750 £29,250 £27,000
10% offered a salary of more than £46,250 £46,750 £40,000
UK excluding London median salary £45,750 £45,000 £45,000
% change year-on-year +1.66% -  

Ruby is in the programming language skills category. The next table is for comparison with the above and provides summary statistics for all permanent job vacancies advertised in Cardiff with a requirement for programming language skills.

Programming Language Skills
Cardiff
Permanent job vacancies with a requirement for programming language skills 240 348 341
As % of all permanent IT job vacancies advertised in Cardiff 48.29% 49.71% 45.35%
Number of salaries quoted 472 726 556
Median salary £40,000 £40,000 £35,000
Median salary % change year-on-year - +14.28%  
90% offered a salary of more than £26,250 £22,750 £25,000
10% offered a salary of more than £62,250 £47,500 £51,250
UK excluding London median salary £42,500 £40,500 £40,000
% change year-on-year +4.93% +1.25%  

Ruby
Job Vacancy Trend in Cardiff

Job postings citing Ruby as a percentage of all IT jobs advertised in Cardiff.

Job vacancy trend for Ruby in Cardiff

Ruby
Salary Trend in Cardiff

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

Salary trend for Ruby in Cardiff

For the 6 months to 28 June 2017, IT jobs citing Ruby also mentioned the following skills in order of popularity. The figures indicate the number co-occurrences and its proportion to all job ads across the Cardiff region with a requirement for Ruby.

1 7 (100.00%) Java
2 4 (57.14%) C#
2 4 (57.14%) C++
2 4 (57.14%) JavaScript
3 3 (42.86%) PHP
3 3 (42.86%) SQL
3 3 (42.86%) MySQL
3 3 (42.86%) JMS
3 3 (42.86%) Python
3 3 (42.86%) Games
3 3 (42.86%) Hibernate
3 3 (42.86%) Scrum
3 3 (42.86%) Agile Software Development
3 3 (42.86%) Subversion
3 3 (42.86%) Google
3 3 (42.86%) Google Maps API
3 3 (42.86%) Ehcache
3 3 (42.86%) AngularJS
3 3 (42.86%) Twitter Bootstrap
3 3 (42.86%) DevOps
3 3 (42.86%) User Experience
3 3 (42.86%) Spring MVC
4 1 (14.29%) IEC 62304
4 1 (14.29%) Computer Science Degree
4 1 (14.29%) WPF
4 1 (14.29%) MISRA C
4 1 (14.29%) MISRA
4 1 (14.29%) IEC 61508
4 1 (14.29%) DO-178B
4 1 (14.29%) Rational DOORS

Ruby
Co-occurring 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 1 (14.29%) HTTP
1 1 (14.29%) TCP/IP
Database & Business Intelligence
1 3 (42.86%) MySQL
Development Applications
1 3 (42.86%) Subversion
2 1 (14.29%) Rational DOORS
General
1 3 (42.86%) Games
2 1 (14.29%) Aerospace
Job Titles
1 6 (85.71%) Developer
2 3 (42.86%) Agile Developer
2 3 (42.86%) Java Developer
2 3 (42.86%) Junior
2 3 (42.86%) Junior Developer
2 3 (42.86%) Junior Java Developer
2 3 (42.86%) Software Developer
3 1 (14.29%) IT Engineer
3 1 (14.29%) Software Engineer
Libraries, Frameworks & Software Standards
1 3 (42.86%) AngularJS
1 3 (42.86%) Ehcache
1 3 (42.86%) Google Maps API
1 3 (42.86%) Hibernate
1 3 (42.86%) JMS
1 3 (42.86%) Spring MVC
1 3 (42.86%) Twitter Bootstrap
2 1 (14.29%) .NET
2 1 (14.29%) Ajax
2 1 (14.29%) JSON
2 1 (14.29%) WPF
2 1 (14.29%) XML
Miscellaneous
1 3 (42.86%) User Experience
Operating Systems
1 1 (14.29%) VxWorks
1 1 (14.29%) Windows
Processes & Methodologies
1 3 (42.86%) Agile Software Development
1 3 (42.86%) DevOps
1 3 (42.86%) Scrum
2 1 (14.29%) Mathematics
2 1 (14.29%) OOA/OOD
2 1 (14.29%) OOD
2 1 (14.29%) Software Engineering
2 1 (14.29%) Validation
Programming Languages
1 7 (100.00%) Java
2 4 (57.14%) C#
2 4 (57.14%) C++
2 4 (57.14%) JavaScript
3 3 (42.86%) PHP
3 3 (42.86%) Python
3 3 (42.86%) SQL
4 1 (14.29%) Assembly Language
4 1 (14.29%) C
4 1 (14.29%) Fortran
4 1 (14.29%) MATLAB
Qualifications
1 1 (14.29%) Computer Science Degree
1 1 (14.29%) Degree
1 1 (14.29%) PhD
Quality Assurance & Compliance
1 1 (14.29%) DO-178B
1 1 (14.29%) IEC 61508
1 1 (14.29%) IEC 62304
1 1 (14.29%) MISRA
1 1 (14.29%) MISRA C
Vendors
1 3 (42.86%) Google