Period
to 21 November 2017

The following table provides summary statistics for contract job vacancies advertised in Hertfordshire with a requirement for Refactoring skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited Refactoring over the 6 months to 21 November 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.

Refactoring
East of England > Hertfordshire
6 months to
21 Nov 2017
Same period 2016 Same period 2015
Rank 87 90 93
Rank change year-on-year +3 +3 +12
Contract jobs citing Refactoring 14 3 7
As % of all contract IT jobs advertised in Hertfordshire 0.89% 0.22% 0.43%
As % of the Processes & Methodologies category 1.11% 0.28% 0.57%
Number of daily rates quoted 10 1 2
Hertfordshire median daily rate £525 £350 £448
Median daily rate % change year-on-year +50.00% -21.79% +22.60%
10th Percentile £363 £350 £418
90th Percentile £539 £350 £467
East of England median daily rate £525 £350 £425
% change year-on-year +50.00% -17.65% +12.96%
Number of hourly rates quoted 0 0 0
Hertfordshire median hourly rate - - -
East of England median hourly rate - - -

Refactoring is in the Processes and Methodologies category. The following table is for comparison with the above and provides summary statistics for all contract job vacancies advertised in Hertfordshire with a requirement for process or methodology skills.

All Process and Methodology Skills
Hertfordshire
Contract vacancies with a requirement for process or methodology skills 1265 1064 1223
As % of all contract IT jobs advertised in Hertfordshire 80.11% 76.77% 75.82%
Number of daily rates quoted 631 616 615
Hertfordshire median daily rate £400 £413 £400
Median daily rate % change year-on-year -3.03% +3.13% +6.67%
10th Percentile £213 £222 £225
90th Percentile £575 £538 £567
East of England median daily rate £425 £400 £400
% change year-on-year +6.25% - +6.67%
Number of hourly rates quoted 65 57 98
Hertfordshire median hourly rate £18.00 £33.50 £21.00
Median hourly rate % change year-on-year -46.27% +59.50% +31.27%
10th Percentile £13.00 £10.63 £9.70
90th Percentile £46.50 £53.75 £42.88
East of England median hourly rate £31.03 £31.50 £25.50
% change year-on-year -1.49% +23.53% +3.83%

Refactoring
Job Vacancy Trend in Hertfordshire

Job postings citing Refactoring as a percentage of all IT jobs advertised in Hertfordshire.

Job vacancy trend for Refactoring in Hertfordshire

Refactoring
Contractor Daily Rate Trend in Hertfordshire

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

Contractor daily rate trend for Refactoring in Hertfordshire

Refactoring
Contractor Daily Rate Histogram in Hertfordshire

The daily rate distribution of IT jobs citing Refactoring in Hertfordshire over the 6 months to 21 November 2017.

Contractor daily rate histogram for Refactoring in Hertfordshire

Refactoring
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 Refactoring within the Hertfordshire region over the 6 months to 21 November 2017. The 'Rank Change' column provides an indication of the change in demand within each location based on the same 6 month period last year.

Location Rank Change
on Same Period
Last Year
Matching
Contract
IT Job Ads
Median
Daily Rate
Past 6 Months
Median Daily Rate
% Change
on Same Period
Last Year
Live
Job
Vacancies
Watford - 6 £525 -
Welwyn Garden City +5 3 £525 -
Hatfield - 1 £550 - 1
Refactoring
East of England

For the 6 months to 21 November 2017, IT contractor jobs citing Refactoring 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 Refactoring.

1 14 (100.00%) MVC
2 13 (92.86%) Git (software)
3 11 (78.57%) Agile Software Development
3 11 (78.57%) JavaScript
3 11 (78.57%) CSS
4 10 (71.43%) HTML
4 10 (71.43%) Scrum
4 10 (71.43%) SOLID
5 9 (64.29%) BDD
5 9 (64.29%) Web Application Development
5 9 (64.29%) TDD
5 9 (64.29%) Web Development
6 8 (57.14%) OO
6 8 (57.14%) SOA
7 7 (50.00%) Web Services
7 7 (50.00%) AngularJS
7 7 (50.00%) HTML5
7 7 (50.00%) Test Automation
7 7 (50.00%) Continuous Integration
7 7 (50.00%) Amazon AWS
8 6 (42.86%) Domain-Driven Design
8 6 (42.86%) MongoDB
8 6 (42.86%) Digital Transformation Programme
8 6 (42.86%) Front End Development
8 6 (42.86%) React
8 6 (42.86%) Spring Boot
8 6 (42.86%) gulp
8 6 (42.86%) Dropwizard
8 6 (42.86%) Hystrix
8 6 (42.86%) Scalatra

Refactoring
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 3 (21.43%) Apache
1 3 (21.43%) Elasticsearch
1 3 (21.43%) IIS
1 3 (21.43%) nginx
2 1 (7.14%) Oracle SOA Suite
2 1 (7.14%) SharePoint
Cloud Services
1 7 (50.00%) Amazon AWS
2 1 (7.14%) Microsoft Azure
2 1 (7.14%) Office 365
Database & Business Intelligence
1 6 (42.86%) MongoDB
2 4 (28.57%) SQL Server
3 3 (21.43%) MySQL
3 3 (21.43%) Relational Database
3 3 (21.43%) SQL Server 2014
4 1 (7.14%) Oracle Reports
Development Applications
1 13 (92.86%) Git (software)
2 6 (42.86%) Grunt
2 6 (42.86%) gulp
2 6 (42.86%) IntelliJ
3 3 (21.43%) Atlassian Bamboo
3 3 (21.43%) FxCop
3 3 (21.43%) JIRA
3 3 (21.43%) Mercurial
3 3 (21.43%) Moq
3 3 (21.43%) ReSharper
3 3 (21.43%) StyleCop
4 1 (7.14%) Jasmine
4 1 (7.14%) Jenkins
4 1 (7.14%) MSTest
4 1 (7.14%) NUnit
4 1 (7.14%) Selenium
4 1 (7.14%) Subversion
4 1 (7.14%) Visual Studio Team System
4 1 (7.14%) VSS/SourceSafe
General
1 3 (21.43%) Games
2 1 (7.14%) Retail
Job Titles
1 13 (92.86%) Developer
2 6 (42.86%) Java Developer
3 4 (28.57%) C# Developer
4 3 (21.43%) PHP Developer
4 3 (21.43%) Senior Developer
4 3 (21.43%) Senior PHP Developer
5 1 (7.14%) .NET Architect
5 1 (7.14%) Architect
5 1 (7.14%) AWS Developer
5 1 (7.14%) Lead C# Developer
5 1 (7.14%) Lead Developer
Libraries, Frameworks & Software Standards
1 11 (78.57%) CSS
2 10 (71.43%) HTML
3 7 (50.00%) AngularJS
3 7 (50.00%) HTML5
3 7 (50.00%) Web Services
4 6 (42.86%) Dropwizard
4 6 (42.86%) Hystrix
4 6 (42.86%) Play Framework
4 6 (42.86%) React
4 6 (42.86%) Scalatra
4 6 (42.86%) Spring
4 6 (42.86%) Spring Boot
5 5 (35.71%) .NET
6 4 (28.57%) .NET Framework
6 4 (28.57%) ASP.NET
6 4 (28.57%) ASP.NET Web API
6 4 (28.57%) REST
6 4 (28.57%) WCF
6 4 (28.57%) XML
7 3 (21.43%) Yii
Miscellaneous
1 1 (7.14%) Computer Science
1 1 (7.14%) FMCG
1 1 (7.14%) Mobile App
1 1 (7.14%) User Experience
Operating Systems
1 4 (28.57%) Linux
Processes & Methodologies
1 14 (100.00%) MVC
2 11 (78.57%) Agile Software Development
3 10 (71.43%) Scrum
3 10 (71.43%) SOLID
4 9 (64.29%) BDD
4 9 (64.29%) TDD
4 9 (64.29%) Web Application Development
4 9 (64.29%) Web Development
5 8 (57.14%) OO
5 8 (57.14%) SOA
6 7 (50.00%) Continuous Integration
6 7 (50.00%) Test Automation
7 6 (42.86%) Digital Transformation Programme
7 6 (42.86%) Domain-Driven Design
7 6 (42.86%) Front End Development
7 6 (42.86%) Kanban
7 6 (42.86%) Microservices
7 6 (42.86%) Pair Programming
7 6 (42.86%) Software Engineering
8 3 (21.43%) Unit Testing
Programming Languages
1 11 (78.57%) JavaScript
2 6 (42.86%) Groovy
2 6 (42.86%) Java
3 4 (28.57%) C#
4 3 (21.43%) PHP
4 3 (21.43%) VBScript
5 2 (14.29%) VB
6 1 (7.14%) PowerShell
6 1 (7.14%) SQL
Qualifications
1 1 (7.14%) Computer Science Degree
1 1 (7.14%) Degree
Quality Assurance & Compliance
1 6 (42.86%) QA
Systems Management
1 4 (28.57%) Puppet
2 3 (21.43%) Ansible
2 3 (21.43%) Opscode Chef
Vendors
1 6 (42.86%) New Relic
2 4 (28.57%) Microsoft
3 3 (21.43%) Atlassian
4 1 (7.14%) Oracle
4 1 (7.14%) Salesforce.com
4 1 (7.14%) Sitecore
4 1 (7.14%) Xamarin