The following table provides summary statistics for contract job vacancies advertised in Welwyn Garden City with a requirement for OOD skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited OOD over the 3 months to 30 April 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.

Object-Oriented Design (OOD)
Hertfordshire / Welwyn Garden City
3 months to
30 Apr 2017
Same period 2016 Same period 2015
Rank - 14 -
Contract jobs citing OOD 0 1 0
As % of all contract IT jobs advertised in Welwyn Garden City - 1.54% -
As % of the Processes & Methodologies category - 2.38% -
Number of daily rates quoted 0 0 0
Median daily rate - - -
UK excluding London median daily rate £410 £388 £375
% change year-on-year +5.80% +3.33%  
Number of hourly rates quoted 0 0 0
Median hourly rate - - -
UK excluding London median hourly rate £37.50 £43.10 £36.00
% change year-on-year -12.99% +19.72%  

OOD is in the process and methodology skills category. The next table is for comparison with the above and provides summary statistics for all contract job vacancies advertised in Welwyn Garden City with a requirement for process and methodology skills.

Contract Process & Methodology Skills
Welwyn Garden City
Contract job vacancies with a requirement for process and methodology skills 51 42 21
As % of all contract IT job vacancies advertised in Welwyn Garden City 86.44% 64.62% 56.76%
Number of daily rates quoted 19 17 4
Median daily rate £475 £425 £375
Median daily rate % change year-on-year +11.76% +13.33%  
UK excluding London median daily rate £415 £400 £390
% change year-on-year +3.75% +2.56%  
Number of hourly rates quoted 1 1 0
Median hourly rate £13.00 £9.23 -
Median hourly rate % change year-on-year +40.84% -  
UK excluding London median hourly rate £36.00 £36.00 £30.50
% change year-on-year - +18.03%  

OOD
Job Vacancy Trend in Welwyn Garden City

The job posting trend of jobs advertised in Welwyn Garden City citing OOD as a proportion of all contract or permanent IT jobs with a match in the Processes & Methodologies category.

Job vacancy trend for OOD in Welwyn Garden City

OOD
Contractor Daily Rate Trend in Welwyn Garden City

This chart provides the 3-month moving average for daily rates quoted in contract jobs citing OOD in Welwyn Garden City.

Contractor daily rate trend for OOD in Welwyn Garden City

For the 6 months to 30 April 2017, IT contractor jobs citing OOD 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 Welwyn Garden City region with a requirement for OOD.

1 4 (100.00%) Java
1 4 (100.00%) Ant
1 4 (100.00%) OO
1 4 (100.00%) Agile Software Development
1 4 (100.00%) TDD
1 4 (100.00%) Maven
1 4 (100.00%) JIRA
1 4 (100.00%) QA
1 4 (100.00%) Git (software)
1 4 (100.00%) Amazon AWS
1 4 (100.00%) BDD
1 4 (100.00%) Puppet
1 4 (100.00%) ATDD
1 4 (100.00%) Gradle
1 4 (100.00%) Jenkins
1 4 (100.00%) Opscode Chef
1 4 (100.00%) Ansible
1 4 (100.00%) DevOps
1 4 (100.00%) Data Structures
1 4 (100.00%) Algorithms
1 4 (100.00%) Complexity Analysis
2 3 (75.00%) Rust
2 3 (75.00%) Go
2 3 (75.00%) Clojure
2 3 (75.00%) F#
2 3 (75.00%) Software Engineering
3 1 (25.00%) SDLC
3 1 (25.00%) Retail

OOD
Co-occurring IT Skills in Welwyn Garden City 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 4 (100.00%) Amazon AWS
Development Applications
1 4 (100.00%) Ant
1 4 (100.00%) Git (software)
1 4 (100.00%) Gradle
1 4 (100.00%) Jenkins
1 4 (100.00%) JIRA
1 4 (100.00%) Maven
General
1 1 (25.00%) Retail
Job Titles
1 2 (50.00%) Developer
1 2 (50.00%) Java Developer
1 2 (50.00%) Java Engineer
2 1 (25.00%) Development Engineer
2 1 (25.00%) Java Software Engineer
2 1 (25.00%) Lead Developer
2 1 (25.00%) Lead Java Developer
2 1 (25.00%) Senior Developer
2 1 (25.00%) Senior Java Developer
2 1 (25.00%) Software Development Engineer
2 1 (25.00%) Software Engineer
Miscellaneous
1 4 (100.00%) Algorithms
1 4 (100.00%) Data Structures
Processes & Methodologies
1 4 (100.00%) Agile Software Development
1 4 (100.00%) ATDD
1 4 (100.00%) BDD
1 4 (100.00%) Complexity Analysis
1 4 (100.00%) DevOps
1 4 (100.00%) OO
1 4 (100.00%) TDD
2 3 (75.00%) Software Engineering
3 1 (25.00%) SDLC
Programming Languages
1 4 (100.00%) Java
2 3 (75.00%) Clojure
2 3 (75.00%) F#
2 3 (75.00%) Go
2 3 (75.00%) Rust
Quality Assurance & Compliance
1 4 (100.00%) QA
Systems Management
1 4 (100.00%) Ansible
1 4 (100.00%) Opscode Chef
1 4 (100.00%) Puppet