Period
to 16 January 2019

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 January 2019 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 Jan 2019
Same period 2018 Same period 2017
Rank 72 63 54
Rank change year-on-year -9 -9 +17
Contract jobs citing Ruby 4 3 1
As % of all contract IT jobs advertised in Cardiff 0.47% 0.46% 0.18%
As % of the Programming Languages category 1.02% 1.15% 0.48%
Number of daily rates quoted 2 3 1
Cardiff median daily rate £558 £350 £475
Median daily rate % change year-on-year +59.29% -26.32% +46.15%
10th Percentile £500 £320 £463
90th Percentile £612 £430 £488
South Wales median daily rate £425 £381 £425
% change year-on-year +11.48% -10.29% +30.77%
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 391 261 208
As % of all contract IT jobs advertised in Cardiff 46.22% 39.85% 37.34%
Number of daily rates quoted 288 162 156
Cardiff median daily rate £400 £375 £375
Median daily rate % change year-on-year +6.67% - +10.29%
10th Percentile £300 £263 £190
90th Percentile £582 £474 £544
South Wales median daily rate £413 £375 £413
% change year-on-year +10.00% -9.09% +17.86%
Number of hourly rates quoted 5 5 5
Cardiff median hourly rate £35.00 £19.00 £32.50
Median hourly rate % change year-on-year +84.21% -41.54% +58.54%
10th Percentile £16.16 £16.75 £18.05
90th Percentile £44.25 £26.76 £40.00
South Wales median hourly rate £23.49 £47.50 £55.00
% change year-on-year -50.55% -13.64% +141.76%

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

For the 6 months to 16 January 2019, 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 3 (75.00%) Python
1 3 (75.00%) Microsoft Azure
1 3 (75.00%) Amazon AWS
2 2 (50.00%) Bash Shell
2 2 (50.00%) Ansible
2 2 (50.00%) Google Cloud Platform
2 2 (50.00%) AWS CloudFormation
2 2 (50.00%) Windows
2 2 (50.00%) Linux
2 2 (50.00%) Agile Software Development
2 2 (50.00%) Google
2 2 (50.00%) Firewall
2 2 (50.00%) Migration
2 2 (50.00%) Public Cloud
2 2 (50.00%) Data Centre
2 2 (50.00%) Terraform
2 2 (50.00%) Infrastructure Engineering
3 1 (25.00%) GDPR
3 1 (25.00%) Greenfield Project
3 1 (25.00%) Front End Development
3 1 (25.00%) PostgreSQL
3 1 (25.00%) Teradata
3 1 (25.00%) RDBMS
3 1 (25.00%) Microsoft
3 1 (25.00%) C++
3 1 (25.00%) HTML
3 1 (25.00%) JavaScript
3 1 (25.00%) PL/SQL
3 1 (25.00%) SQL
3 1 (25.00%) MySQL

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 3 (75.00%) Amazon AWS
1 3 (75.00%) Microsoft Azure
2 2 (50.00%) AWS CloudFormation
2 2 (50.00%) Google Cloud Platform
Communications & Networking
1 2 (50.00%) Firewall
Database & Business Intelligence
1 1 (25.00%) MySQL
1 1 (25.00%) PostgreSQL
1 1 (25.00%) RDBMS
1 1 (25.00%) Relational Database
1 1 (25.00%) SQL Server
Job Titles
1 2 (50.00%) Cloud Engineer
2 1 (25.00%) Angular Developer
2 1 (25.00%) Architect
2 1 (25.00%) Database Architect
2 1 (25.00%) Developer
2 1 (25.00%) Front End Developer (Client-Side Developer)
2 1 (25.00%) React Developer
Libraries, Frameworks & Software Standards
1 1 (25.00%) AngularJS
1 1 (25.00%) CSS
1 1 (25.00%) HTML
1 1 (25.00%) React
Miscellaneous
1 2 (50.00%) Data Centre
1 2 (50.00%) Public Cloud
2 1 (25.00%) Greenfield Project
Operating Systems
1 2 (50.00%) Linux
1 2 (50.00%) Windows
Processes & Methodologies
1 2 (50.00%) Agile Software Development
1 2 (50.00%) Infrastructure Engineering
1 2 (50.00%) Migration
2 1 (25.00%) Front End Development
2 1 (25.00%) High Availability
2 1 (25.00%) TDD
Programming Languages
1 3 (75.00%) Python
2 2 (50.00%) Bash Shell
3 1 (25.00%) C++
3 1 (25.00%) JavaScript
3 1 (25.00%) PL/SQL
3 1 (25.00%) PowerShell
3 1 (25.00%) SQL
Quality Assurance & Compliance
1 1 (25.00%) Data Quality
1 1 (25.00%) GDPR
Systems Management
1 2 (50.00%) Ansible
1 2 (50.00%) Terraform
Vendors
1 2 (50.00%) Google
2 1 (25.00%) Microsoft
2 1 (25.00%) Oracle
2 1 (25.00%) Teradata