Period
to 16 November 2018

The following table provides summary statistics for contract job vacancies advertised in Cardiff with a requirement for Ruby skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited Ruby over the 6 months to 16 November 2018 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.

Ruby
South Wales > Cardiff
6 months to
16 Nov 2018
Same period 2017 Same period 2016
Rank 76 - -
Rank change year-on-year - - +74
Contract jobs citing Ruby 6 0 0
As % of all contract IT jobs advertised in Cardiff 0.72% - -
As % of the Programming Languages category 1.53% - -
Number of daily rates quoted 6 0 0
Cardiff median daily rate £603 - -
South Wales median daily rate £425 £400 £513
% change year-on-year +6.25% -21.95% +57.69%
Number of hourly rates quoted 0 0 0
Cardiff median hourly rate - - -
South Wales median hourly rate - - -

Ruby is in the Programming Languages category. The following table is for comparison with the above and provides summary statistics for all contract job vacancies advertised in Cardiff with a requirement for coding skills.

All Programming Languages
Cardiff
Contract vacancies with a requirement for coding skills 391 238 222
As % of all contract IT jobs advertised in Cardiff 46.66% 37.19% 38.61%
Number of daily rates quoted 299 164 160
Cardiff median daily rate £408 £367 £375
Median daily rate % change year-on-year +11.04% -2.13% +10.70%
10th Percentile £307 £263 £210
90th Percentile £575 £459 £531
South Wales median daily rate £410 £375 £400
% change year-on-year +9.33% -6.25% +14.29%
Number of hourly rates quoted 5 6 3
Cardiff median hourly rate £35.00 £18.75 £40.00
Median hourly rate % change year-on-year +86.67% -53.13% +153.97%
South Wales median hourly rate £23.49 £19.00 £55.00
% change year-on-year +23.63% -65.45% +214.29%

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
Contractor Daily Rate Trend in Cardiff

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

Contractor daily rate trend for Ruby in Cardiff

Ruby
Contractor Daily Rate Histogram in Cardiff

The daily rate distribution of IT jobs citing Ruby in Cardiff over the 6 months to 16 November 2018.

Contractor daily rate histogram for Ruby in Cardiff

For the 6 months to 16 November 2018, IT contractor jobs citing Ruby also mentioned the following skills in order of popularity. The figures indicate the absolute number co-occurrences and as a proportion of all contract job ads across the Cardiff region with a requirement for Ruby.

1 6 (100.00%) Agile Software Development
2 5 (83.33%) PowerShell
2 5 (83.33%) C++
2 5 (83.33%) PostgreSQL
2 5 (83.33%) Teradata
2 5 (83.33%) PL/SQL
2 5 (83.33%) SQL
2 5 (83.33%) MySQL
2 5 (83.33%) Oracle
2 5 (83.33%) SQL Server
2 5 (83.33%) Python
2 5 (83.33%) RDBMS
2 5 (83.33%) Microsoft
2 5 (83.33%) Microsoft Azure
2 5 (83.33%) Amazon AWS
2 5 (83.33%) Relational Database
2 5 (83.33%) GDPR
3 4 (66.67%) High Availability
3 4 (66.67%) Data Quality
4 2 (33.33%) Analytical Skills
4 2 (33.33%) Problem-Solving
5 1 (16.67%) Greenfield Project
5 1 (16.67%) Microservices
5 1 (16.67%) React
5 1 (16.67%) Front End Development
5 1 (16.67%) AngularJS
5 1 (16.67%) CSS
5 1 (16.67%) HTML
5 1 (16.67%) JavaScript
5 1 (16.67%) TDD

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:

Cloud Services
1 5 (83.33%) Amazon AWS
1 5 (83.33%) Microsoft Azure
Database & Business Intelligence
1 5 (83.33%) MySQL
1 5 (83.33%) PostgreSQL
1 5 (83.33%) RDBMS
1 5 (83.33%) Relational Database
1 5 (83.33%) SQL Server
Job Titles
1 5 (83.33%) Architect
2 4 (66.67%) Database Architect
3 1 (16.67%) Angular Developer
3 1 (16.67%) Developer
3 1 (16.67%) Front End Developer (Client-Side Developer)
3 1 (16.67%) React Developer
Libraries, Frameworks & Software Standards
1 1 (16.67%) AngularJS
1 1 (16.67%) CSS
1 1 (16.67%) HTML
1 1 (16.67%) React
Miscellaneous
1 2 (33.33%) Analytical Skills
2 1 (16.67%) Greenfield Project
Processes & Methodologies
1 6 (100.00%) Agile Software Development
2 4 (66.67%) High Availability
3 2 (33.33%) Problem-Solving
4 1 (16.67%) Front End Development
4 1 (16.67%) Microservices
4 1 (16.67%) TDD
Programming Languages
1 5 (83.33%) C++
1 5 (83.33%) PL/SQL
1 5 (83.33%) PowerShell
1 5 (83.33%) Python
1 5 (83.33%) SQL
2 1 (16.67%) JavaScript
Quality Assurance & Compliance
1 5 (83.33%) GDPR
2 4 (66.67%) Data Quality
Vendors
1 5 (83.33%) Microsoft
1 5 (83.33%) Oracle
1 5 (83.33%) Teradata