The following table provides summary statistics for contract job vacancies advertised in Surrey with a requirement for Unit Testing skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited Unit Testing over the 3 months to 29 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.

Unit Testing
South East / Surrey
3 months to
29 Mar 2017
Same period 2016 Same period 2015
Rank 78 85 84
Rank change year-on-year +7 -1  
Contract jobs citing Unit Testing 19 13 11
As % of all contract IT jobs advertised in Surrey 1.60% 1.00% 0.77%
As % of the Processes & Methodologies category 1.95% 1.21% 0.95%
Number of daily rates quoted 16 10 7
Median daily rate £440 £450 £400
Median daily rate % change year-on-year -2.22% +12.50%  
90% offered a daily rate of more than £340 £400 £340
10% offered a daily rate of more than £481 £455 £485
UK excluding London median daily rate £394 £375 £344
% change year-on-year +5.00% +9.09%  
Number of hourly rates quoted 0 0 0
Median hourly rate - - -
UK excluding London median hourly rate £40.50 £43.50 £37.50
% change year-on-year -6.89% +16.00%  

Unit Testing 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 Surrey with a requirement for process and methodology skills.

Contract Process & Methodology Skills
Surrey
Contract job vacancies with a requirement for process and methodology skills 975 1071 1164
As % of all contract IT job vacancies advertised in Surrey 82.07% 82.32% 81.68%
Number of daily rates quoted 641 705 650
Median daily rate £440 £425 £400
Median daily rate % change year-on-year +3.52% +6.25%  
90% offered a daily rate of more than £325 £315 £275
10% offered a daily rate of more than £575 £550 £550
UK excluding London median daily rate £410 £400 £396
% change year-on-year +2.50% +1.01%  
Number of hourly rates quoted 20 79 28
Median hourly rate £27.50 £45.00 £41.25
Median hourly rate % change year-on-year -38.88% +9.09%  
90% offered a hourly rate of more than £15.00 £17.38 £17.60
10% offered a hourly rate of more than £45.00 £60.00 £52.29
UK excluding London median hourly rate £35.75 £38.50 £30.00
% change year-on-year -7.14% +28.33%  

Unit Testing
Job Vacancy Trend in Surrey

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

Job vacancy trend for Unit Testing in Surrey

Unit Testing
Contractor Daily Rate Trend in Surrey

This chart provides the 3-month moving average for daily rates quoted in contract jobs citing Unit Testing in Surrey.

Contractor daily rate trend for Unit Testing in Surrey

Unit Testing
Contractor Daily Rate Histogram in Surrey

The daily rate distribution of IT jobs citing Unit Testing in Surrey over the 3 months to 29 March 2017.

Contractor daily rate histogram for Unit Testing in Surrey

Unit Testing
Contractor Hourly Rate Trend in Surrey

This chart provides the 3-month moving average for contractor hourly rates quoted in IT jobs citing Unit Testing in Surrey.

Contractor hourly rate trend for Unit Testing in Surrey

Unit Testing
Contract Job Locations in Surrey

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing Unit Testing within the Surrey region over the 3 months to 29 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
Leatherhead +23 7 £375 -16.66%
Guildford - 3 £450 - 3
Reigate - 3 £450 - 2
Woking +1 2 £489 +17.77%
Redhill -9 1 - - 2
Unit Testing
South East

For the 6 months to 29 March 2017, IT contractor jobs citing Unit Testing 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 Surrey region with a requirement for Unit Testing.

1 18 (64.29%) C#
1 18 (64.29%) .NET
1 18 (64.29%) Agile Software Development
2 15 (53.57%) TDD
2 15 (53.57%) SQL
3 14 (50.00%) HTML
3 14 (50.00%) JavaScript
4 13 (46.43%) REST
5 12 (42.86%) AngularJS
6 11 (39.29%) Finance
7 10 (35.71%) ASP.NET
7 10 (35.71%) CSS
7 10 (35.71%) SOLID
8 9 (32.14%) Microsoft
9 8 (28.57%) SQL Server
9 8 (28.57%) T-SQL
9 8 (28.57%) MVC
9 8 (28.57%) Microsoft Azure
9 8 (28.57%) WCF
9 8 (28.57%) PowerShell
9 8 (28.57%) JSUnit
9 8 (28.57%) LESS
9 8 (28.57%) NServiceBus
9 8 (28.57%) ASP.NET Web API
10 7 (25.00%) Performance Tuning
10 7 (25.00%) DevOps
10 7 (25.00%) System Testing
10 7 (25.00%) .NET Framework
10 7 (25.00%) ASP.NET MVC
10 7 (25.00%) SaaS

Unit Testing
Co-occurring IT Skills in Surrey 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 8 (28.57%) NServiceBus
2 3 (10.71%) Apache
2 3 (10.71%) Apache Spark
3 1 (3.57%) IIS
3 1 (3.57%) SharePoint
3 1 (3.57%) SharePoint 2013
3 1 (3.57%) SharePoint Foundation
Business Applications
1 2 (7.14%) Dynamics CRM
2 1 (3.57%) SAP CO
2 1 (3.57%) SAP FI
2 1 (3.57%) SAP FI/CO
2 1 (3.57%) SAP FI-AP
Cloud Services
1 8 (28.57%) Microsoft Azure
2 7 (25.00%) SaaS
3 1 (3.57%) Amazon AWS
Database & Business Intelligence
1 8 (28.57%) SQL Server
2 7 (25.00%) Azure SQL Database
3 3 (10.71%) Big Data
3 3 (10.71%) Hadoop
3 3 (10.71%) NoSQL
4 1 (3.57%) Apache Cassandra
4 1 (3.57%) Couchbase
4 1 (3.57%) CouchDB
4 1 (3.57%) Event Store
4 1 (3.57%) Microsoft Analysis Services
4 1 (3.57%) MongoDB
4 1 (3.57%) RavenDB
4 1 (3.57%) Redis
4 1 (3.57%) SQL Server 2012
4 1 (3.57%) SQL Server Analysis Services
4 1 (3.57%) SQL Server Integration Services
4 1 (3.57%) SQL Server Reporting Services
Development Applications
1 8 (28.57%) JSUnit
2 6 (21.43%) GoCD
3 4 (14.29%) Jenkins
4 1 (3.57%) Git (software)
4 1 (3.57%) JUnit
4 1 (3.57%) Maven
4 1 (3.57%) Team Foundation Server
4 1 (3.57%) TeamCity
4 1 (3.57%) Visual Studio
4 1 (3.57%) webpack
General
1 11 (39.29%) Finance
2 2 (7.14%) Advertising
3 1 (3.57%) Banking
3 1 (3.57%) Manufacturing
3 1 (3.57%) Publishing
Job Titles
1 22 (78.57%) Developer
2 12 (42.86%) .NET Developer
3 8 (28.57%) Angular Developer
3 8 (28.57%) C# .NET Developer
3 8 (28.57%) C# Developer
4 7 (25.00%) Senior .NET Developer
4 7 (25.00%) Senior Developer
5 4 (14.29%) HTML Developer
5 4 (14.29%) Java Developer
5 4 (14.29%) JavaScript Developer
5 4 (14.29%) Senior C# .NET Developer
5 4 (14.29%) Senior C# Developer
5 4 (14.29%) Software Developer
5 4 (14.29%) Test Manager
6 3 (10.71%) ASP.NET Developer
6 3 (10.71%) C# ASP.NET Developer
6 3 (10.71%) Senior ASP.NET Developer
6 3 (10.71%) Senior C# ASP.NET Developer
7 2 (7.14%) Dynamics CRM Developer
7 2 (7.14%) Microsoft Developer
Libraries, Frameworks & Software Standards
1 18 (64.29%) .NET
2 14 (50.00%) HTML
3 13 (46.43%) REST
4 12 (42.86%) AngularJS
5 10 (35.71%) ASP.NET
5 10 (35.71%) CSS
6 8 (28.57%) ASP.NET Web API
6 8 (28.57%) LESS
6 8 (28.57%) WCF
7 7 (25.00%) .NET Framework
7 7 (25.00%) ASP.NET MVC
7 7 (25.00%) Entity Framework
7 7 (25.00%) HTML5
7 7 (25.00%) MSMQ
7 7 (25.00%) Web Services
8 4 (14.29%) Spring
9 3 (10.71%) J2EE
9 3 (10.71%) Middleware
9 3 (10.71%) RabbitMQ
9 3 (10.71%) RESTful
Miscellaneous
1 1 (3.57%) Clustering
1 1 (3.57%) User Experience
Operating Systems
1 3 (10.71%) Linux
1 3 (10.71%) Unix
2 2 (7.14%) Windows
3 1 (3.57%) Windows Server
3 1 (3.57%) Windows Server 2012
Processes & Methodologies
1 18 (64.29%) Agile Software Development
2 15 (53.57%) TDD
3 10 (35.71%) SOLID
4 8 (28.57%) MVC
5 7 (25.00%) DevOps
5 7 (25.00%) Domain-Driven Design
5 7 (25.00%) Performance Tuning
5 7 (25.00%) SOA
5 7 (25.00%) System Testing
6 6 (21.43%) Change Management
7 5 (17.86%) User Acceptance Testing
8 4 (14.29%) Continuous Improvement
8 4 (14.29%) Line Management
8 4 (14.29%) Mentoring
8 4 (14.29%) Product Management
8 4 (14.29%) Software Engineering
8 4 (14.29%) Software Testing
9 3 (10.71%) Data Migration
9 3 (10.71%) Test Automation
9 3 (10.71%) Test Strategy
Programming Languages
1 18 (64.29%) C#
2 15 (53.57%) SQL
3 14 (50.00%) JavaScript
4 8 (28.57%) PowerShell
4 8 (28.57%) T-SQL
5 6 (21.43%) Java
6 1 (3.57%) JSX
6 1 (3.57%) PL/SQL
6 1 (3.57%) TypeScript
Qualifications
1 4 (14.29%) ISEB
1 4 (14.29%) ISTQB
2 1 (3.57%) Degree
2 1 (3.57%) SC Cleared
2 1 (3.57%) Security Cleared
2 1 (3.57%) Sun Certification
Quality Assurance & Compliance
1 2 (7.14%) QA
2 1 (3.57%) Data Quality
System Software
1 3 (10.71%) Apache ZooKeeper
2 1 (3.57%) Active Directory
2 1 (3.57%) Docker
Systems Management
1 3 (10.71%) Hadoop YARN
2 1 (3.57%) Microsoft Clustering
2 1 (3.57%) Opscode Chef
2 1 (3.57%) Puppet
Vendors
1 9 (32.14%) Microsoft
2 1 (3.57%) Oracle
2 1 (3.57%) SAP