The following table provides summary statistics for contract job vacancies advertised in Hertfordshire with a requirement for OOP skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited OOP over the 3 months to 28 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.

Object-Oriented Programming (OOP)
East of England / Hertfordshire
3 months to
28 Mar 2017
Same period 2016 Same period 2015
Rank 54 56 52
Rank change year-on-year +2 -4  
Contract jobs citing OOP 3 5 14
As % of all contract IT jobs advertised in Hertfordshire 0.51% 0.73% 1.98%
As % of the Processes & Methodologies category 0.65% 0.96% 2.59%
Number of daily rates quoted 2 4 4
Median daily rate £500 £273 £305
Median daily rate % change year-on-year +83.48% -10.65%  
UK excluding London median daily rate £394 £350 £350
% change year-on-year +12.50% -  
Number of hourly rates quoted 1 0 0
Median hourly rate £42.50 - -
UK excluding London median hourly rate £40.00 £38.75 £38.50
% change year-on-year +3.22% +0.64%  

OOP 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 Hertfordshire with a requirement for process and methodology skills.

Contract Process & Methodology Skills
Hertfordshire
Contract job vacancies with a requirement for process and methodology skills 459 520 541
As % of all contract IT job vacancies advertised in Hertfordshire 77.80% 75.69% 76.41%
Number of daily rates quoted 245 274 282
Median daily rate £475 £425 £400
Median daily rate % change year-on-year +11.76% +6.25%  
90% offered a daily rate of more than £276 £305 £275
10% offered a daily rate of more than £613 £563 £544
UK excluding London median daily rate £410 £400 £396
% change year-on-year +2.50% +1.01%  
Number of hourly rates quoted 30 34 31
Median hourly rate £45.00 £38.00 £16.25
Median hourly rate % change year-on-year +18.42% +133.84%  
90% offered a hourly rate of more than £27.50 £9.23 £10.45
10% offered a hourly rate of more than £52.50 £49.50 £37.60
UK excluding London median hourly rate £36.00 £38.50 £30.20
% change year-on-year -6.49% +27.48%  

OOP
Job Vacancy Trend in Hertfordshire

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

Job vacancy trend for OOP in Hertfordshire

OOP
Contractor Daily Rate Trend in Hertfordshire

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

Contractor daily rate trend for OOP in Hertfordshire

OOP
Contractor Hourly Rate Trend in Hertfordshire

This chart provides the 3-month moving average for hourly rates quoted in IT contractor jobs citing OOP in Hertfordshire.

Contractor hourly rate trend for OOP in Hertfordshire

OOP
Contract Job Locations in Hertfordshire

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing OOP within the Hertfordshire region over the 3 months to 28 March 2017. The 'Rank Change' column provides an indication of the change in demand within each location based on the same 3 month period last year.

Location Rank Change
on Same Period
Last Year
Matching
Contract
IT Job Ads
Median
Daily Rate
Last 3 Months
Median Daily Rate
% Change
on Same Period
Last Year
Live
Job
Vacancies
Stevenage - 1 - -
OOP
East of England

OOP
Top 30 Co-occurring IT Skills in Hertfordshire

For the 6 months to 28 March 2017, IT contractor jobs citing OOP 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 OOP.

1 10 (100.00%) OO
2 8 (80.00%) Agile Software Development
2 8 (80.00%) TDD
2 8 (80.00%) REST
3 7 (70.00%) BDD
3 7 (70.00%) MVC
3 7 (70.00%) E-Commerce
4 6 (60.00%) XML
4 6 (60.00%) XSL
4 6 (60.00%) XSLT
4 6 (60.00%) Scrum
4 6 (60.00%) C#
4 6 (60.00%) HTML
4 6 (60.00%) JavaScript
4 6 (60.00%) VBScript
4 6 (60.00%) .NET
4 6 (60.00%) IIS
4 6 (60.00%) ASP.NET
4 6 (60.00%) CSS
4 6 (60.00%) SOAP
4 6 (60.00%) NHibernate
4 6 (60.00%) .NET Framework
4 6 (60.00%) WCF
4 6 (60.00%) LINQ
4 6 (60.00%) Relational Database
4 6 (60.00%) ASP.NET Web API
4 6 (60.00%) Entity Framework
4 6 (60.00%) SOLID
5 5 (50.00%) Dapper ORM
5 5 (50.00%) SQL Server 2012

OOP
Co-occurring 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:

Application Platforms
1 6 (60.00%) IIS
Cloud Services
1 2 (20.00%) Amazon AWS
Communications & Networking
1 4 (40.00%) TCP/IP
Database & Business Intelligence
1 6 (60.00%) Relational Database
2 5 (50.00%) SQL Server
2 5 (50.00%) SQL Server 2012
3 2 (20.00%) NoSQL
4 1 (10.00%) SQL Server 2014
Development Applications
1 5 (50.00%) Atlassian Bamboo
1 5 (50.00%) FxCop
1 5 (50.00%) Git (software)
1 5 (50.00%) ReSharper
1 5 (50.00%) StyleCop
2 4 (40.00%) JIRA
2 4 (40.00%) Moq
3 1 (10.00%) Ant
3 1 (10.00%) Eclipse
Job Titles
1 8 (80.00%) Developer
2 6 (60.00%) C# Developer
3 5 (50.00%) .NET Developer
3 5 (50.00%) C# .NET Developer
4 4 (40.00%) ASP.NET MVC Developer
5 3 (30.00%) ASP.NET Developer
5 3 (30.00%) C# ASP.NET Developer
6 2 (20.00%) C# WCF Developer
6 2 (20.00%) E-Commerce Developer
6 2 (20.00%) Java Developer
6 2 (20.00%) Java E-Commerce Developer
6 2 (20.00%) WCF Developer
7 1 (10.00%) Architect
7 1 (10.00%) Database Engineer
7 1 (10.00%) Hybris Architect
7 1 (10.00%) Java Engineer
7 1 (10.00%) Solutions Architect
Libraries, Frameworks & Software Standards
1 8 (80.00%) REST
2 6 (60.00%) .NET
2 6 (60.00%) .NET Framework
2 6 (60.00%) ASP.NET
2 6 (60.00%) ASP.NET Web API
2 6 (60.00%) CSS
2 6 (60.00%) Entity Framework
2 6 (60.00%) HTML
2 6 (60.00%) LINQ
2 6 (60.00%) NHibernate
2 6 (60.00%) SOAP
2 6 (60.00%) WCF
2 6 (60.00%) XML
2 6 (60.00%) XSL
2 6 (60.00%) XSLT
3 5 (50.00%) ADO.NET
3 5 (50.00%) AutoMapper
3 5 (50.00%) Dapper ORM
4 3 (30.00%) Spring
5 2 (20.00%) RESTful
Miscellaneous
1 4 (40.00%) Contactless
1 4 (40.00%) EMV
2 1 (10.00%) iPad
Processes & Methodologies
1 10 (100.00%) OO
2 8 (80.00%) Agile Software Development
2 8 (80.00%) TDD
3 7 (70.00%) BDD
3 7 (70.00%) E-Commerce
3 7 (70.00%) MVC
4 6 (60.00%) Scrum
4 6 (60.00%) SOLID
5 5 (50.00%) Code Coverage
5 5 (50.00%) Dependency Injection
5 5 (50.00%) Refactoring
6 2 (20.00%) Continuous Deployment
6 2 (20.00%) Continuous Integration
6 2 (20.00%) DevOps
7 1 (10.00%) B2B
7 1 (10.00%) Content Management
7 1 (10.00%) Multithreading
7 1 (10.00%) Personalization
7 1 (10.00%) Process Improvement
7 1 (10.00%) Unit Testing
Programming Languages
1 6 (60.00%) C#
1 6 (60.00%) JavaScript
1 6 (60.00%) VBScript
2 4 (40.00%) Java
3 1 (10.00%) PL/SQL
3 1 (10.00%) SQL
3 1 (10.00%) VBA
Vendors
1 5 (50.00%) Atlassian
2 1 (10.00%) hybris
2 1 (10.00%) Microsoft