The following table provides summary statistics for contract job vacancies advertised in Hertfordshire with a requirement for Ruby on Rails skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited Ruby on Rails 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
Ruby on Rails (RoR)
East of England / Hertfordshire
Rank - 54 63
Contract jobs citing Ruby on Rails 0 1 2
As % of all contract IT jobs advertised in Hertfordshire - 0.15% 0.29%
As % of the Libraries, Frameworks & Software Standards category - 0.68% 0.89%
Number of daily rates quoted 0 1 1
Median daily rate - £365 £425
Median daily rate % change year-on-year - -14.11%  
UK excluding London median daily rate £450 £360 £388
% change year-on-year +25.00% -7.09%  
Number of hourly rates quoted 0 0 0
Median hourly rate - - -
UK excluding London median hourly rate - £9.00 £71.00
% change year-on-year - -87.32%  

Ruby on Rails is in the industry standards, technical specifications and software library and framework skills category. The next table is for comparison with the above and provides summary statistics for all contract job vacancies advertised in Hertfordshire with a requirement for industry standards, technical specifications and software library and framework skills.

Contract Software Library & Framework Skills
Hertfordshire
Contract job vacancies with a requirement for industry standards, technical specifications and software library and framework skills 173 148 225
As % of all contract IT job vacancies advertised in Hertfordshire 28.41% 22.06% 32.28%
Number of daily rates quoted 117 85 126
Median daily rate £360 £325 £388
Median daily rate % change year-on-year +10.76% -16.12%  
90% offered a daily rate of more than £238 £300 £285
10% offered a daily rate of more than £525 £550 £500
UK excluding London median daily rate £375 £363 £350
% change year-on-year +3.44% +3.57%  
Number of hourly rates quoted 2 5 3
Median hourly rate £37.50 £37.50 £37.50
UK excluding London median hourly rate £40.00 £38.00 £36.00
% change year-on-year +5.26% +5.55%  

Ruby on Rails
Job Vacancy Trend in Hertfordshire

The job posting trend of jobs advertised in Hertfordshire citing Ruby on Rails as a proportion of all contract or permanent IT jobs with a match in the Libraries, Frameworks & Software Standards category.

Job vacancy trend for Ruby on Rails in Hertfordshire

Ruby on Rails
Contractor Daily Rate Trend in Hertfordshire

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

Contractor daily rate trend for Ruby on Rails in Hertfordshire

Ruby on Rails
Top 16 Related IT Skills in Hertfordshire

For the 6 months to 23 March 2017, IT contractor jobs citing Ruby on Rails 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 Hertfordshire region with a requirement for Ruby on Rails.

1 3 (100.00%) HTML
1 3 (100.00%) MySQL
1 3 (100.00%) CSS
1 3 (100.00%) Workflow
1 3 (100.00%) Finance
1 3 (100.00%) Scrum
1 3 (100.00%) Agile Software Development
1 3 (100.00%) TDD
1 3 (100.00%) Pair Programming
1 3 (100.00%) Software Engineering
1 3 (100.00%) Ruby
1 3 (100.00%) Continuous Integration
1 3 (100.00%) Kanban
1 3 (100.00%) BDD
1 3 (100.00%) Line Management
1 3 (100.00%) SDLC

Ruby on Rails
Top Related IT Skills in Hertfordshire 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:

Database & Business Intelligence
1 3 (100.00%) MySQL
General
1 3 (100.00%) Finance
Job Titles
1 3 (100.00%) Developer
1 3 (100.00%) Lead Developer
2 2 (66.67%) Ruby Developer
3 1 (33.33%) Ruby on Rails Developer
Libraries, Frameworks & Software Standards
1 3 (100.00%) CSS
1 3 (100.00%) HTML
Processes & Methodologies
1 3 (100.00%) Agile Software Development
1 3 (100.00%) BDD
1 3 (100.00%) Continuous Integration
1 3 (100.00%) Kanban
1 3 (100.00%) Line Management
1 3 (100.00%) Pair Programming
1 3 (100.00%) Scrum
1 3 (100.00%) SDLC
1 3 (100.00%) Software Engineering
1 3 (100.00%) TDD
1 3 (100.00%) Workflow
Programming Languages
1 3 (100.00%) Ruby