The following table provides summary statistics for contract job vacancies advertised in Surrey with a requirement for TDD skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited TDD over the 3 months to 27 June 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.

Test-Driven Development (TDD)
South East / Surrey
3 months to
27 Jun 2017
Same period 2016 Same period 2015
Rank 36 50 44
Rank change year-on-year +14 -6  
Contract jobs citing TDD 57 47 53
As % of all contract IT jobs advertised in Surrey 4.68% 3.69% 4.14%
As % of the Processes & Methodologies category 5.44% 4.39% 5.31%
Number of daily rates quoted 40 24 31
Median daily rate £425 £400 £400
Median daily rate % change year-on-year +6.25% -  
90% offered a daily rate of more than £325 £332 £325
10% offered a daily rate of more than £500 £530 £425
UK excluding London median daily rate £420 £413 £375
% change year-on-year +1.81% +10.00%  
Number of hourly rates quoted 0 4 1
Median hourly rate - £41.25 £40.00
Median hourly rate % change year-on-year - +3.12%  
UK excluding London median hourly rate £41.50 £40.00 £43.75
% change year-on-year +3.75% -8.57%  

TDD 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 1048 1070 999
As % of all contract IT job vacancies advertised in Surrey 85.97% 84.12% 78.11%
Number of daily rates quoted 729 717 571
Median daily rate £438 £430 £409
Median daily rate % change year-on-year +1.74% +5.11%  
90% offered a daily rate of more than £325 £320 £310
10% offered a daily rate of more than £550 £550 £550
UK excluding London median daily rate £415 £400 £385
% change year-on-year +3.75% +3.89%  
Number of hourly rates quoted 29 53 23
Median hourly rate £42.50 £40.00 £35.00
Median hourly rate % change year-on-year +6.25% +14.28%  
90% offered a hourly rate of more than £15.50 £21.00 £13.50
10% offered a hourly rate of more than £57.00 £46.00 £52.19
UK excluding London median hourly rate £34.00 £28.50 £30.00
% change year-on-year +19.29% -5.00%  

TDD
Job Vacancy Trend in Surrey

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

Job vacancy trend for TDD in Surrey

TDD
Contractor Daily Rate Trend in Surrey

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

Contractor daily rate trend for TDD in Surrey

TDD
Contractor Daily Rate Histogram in Surrey

The daily rate distribution of IT jobs citing TDD in Surrey over the 3 months to 27 June 2017.

Contractor daily rate histogram for TDD in Surrey

TDD
Contractor Hourly Rate Trend in Surrey

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

Contractor hourly rate trend for TDD in Surrey

TDD
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 TDD within the Surrey region over the 3 months to 27 June 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
Reigate 0 8 £406 +26.95% 7
Guildford -2 6 £475 +18.75% 4
Leatherhead +23 5 £365 -8.75% 2
Staines -3 5 £463 +4.22%
Woking 0 2 £431 - 3
Sunbury-on-Thames - 2 - -
Camberley +6 1 £450 -19.10%
Egham - 1 £400 -
TDD
South East

For the 6 months to 27 June 2017, IT contractor jobs citing TDD 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 TDD.

1 104 (84.55%) Agile Software Development
2 63 (51.22%) C#
3 56 (45.53%) .NET
4 51 (41.46%) JavaScript
5 47 (38.21%) Finance
5 47 (38.21%) AngularJS
6 43 (34.96%) REST
7 36 (29.27%) BDD
8 33 (26.83%) Git (software)
8 33 (26.83%) Java
9 32 (26.02%) CSS
9 32 (26.02%) Continuous Integration
10 30 (24.39%) Scrum
10 30 (24.39%) Web Services
10 30 (24.39%) SOA
10 30 (24.39%) ASP.NET Web API
11 28 (22.76%) DevOps
12 27 (21.95%) SOLID
12 27 (21.95%) Test Automation
13 26 (21.14%) HTML
14 25 (20.33%) MVC
15 24 (19.51%) SQL
16 23 (18.70%) Unit Testing
17 22 (17.89%) SQL Server
17 22 (17.89%) E-Commerce
18 20 (16.26%) Microsoft
18 20 (16.26%) Microsoft Azure
19 18 (14.63%) RESTful
20 17 (13.82%) Front End Development
20 17 (13.82%) Jenkins

TDD
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 11 (8.94%) NServiceBus
2 9 (7.32%) Apache
3 7 (5.69%) Apache Spark
4 5 (4.07%) OpenStack
4 5 (4.07%) Tomcat
4 5 (4.07%) WebLogic
4 5 (4.07%) WebSphere
5 4 (3.25%) Elasticsearch
5 4 (3.25%) SharePoint
6 2 (1.63%) CMS
7 1 (0.81%) Adobe Experience Manager
7 1 (0.81%) Cloud Foundry
7 1 (0.81%) IIS
7 1 (0.81%) Kentico
7 1 (0.81%) SharePoint 2013
7 1 (0.81%) Sitecore CMS
7 1 (0.81%) Umbraco
7 1 (0.81%) WordPress
Applications
1 1 (0.81%) Microsoft Office
1 1 (0.81%) Photoshop
Business Applications
1 4 (3.25%) Dynamics CRM
Cloud Services
1 20 (16.26%) Microsoft Azure
2 16 (13.01%) Amazon AWS
3 10 (8.13%) SaaS
4 5 (4.07%) GitHub
5 2 (1.63%) AWS CloudFormation
5 2 (1.63%) Cloud Computing
5 2 (1.63%) IaaS
6 1 (0.81%) Amazon EC2
6 1 (0.81%) AWS Lambda
6 1 (0.81%) Heroku
6 1 (0.81%) Office 365
6 1 (0.81%) PaaS
Communications & Networking
1 2 (1.63%) SSH
Database & Business Intelligence
1 22 (17.89%) SQL Server
2 14 (11.38%) NoSQL
3 11 (8.94%) Hadoop
4 8 (6.50%) MySQL
5 7 (5.69%) Azure SQL Database
5 7 (5.69%) Big Data
5 7 (5.69%) PostgreSQL
6 6 (4.88%) Apache Cassandra
7 4 (3.25%) MongoDB
7 4 (3.25%) Redis
7 4 (3.25%) Relational Database
7 4 (3.25%) SQL Server Integration Services
8 3 (2.44%) SQL Server 2012
9 2 (1.63%) Amazon DynamoDB
9 2 (1.63%) Data Warehouse
9 2 (1.63%) HBase
9 2 (1.63%) Microsoft Analysis Services
9 2 (1.63%) Neo4j
9 2 (1.63%) SQL Server Analysis Services
9 2 (1.63%) SQL Server Reporting Services
Development Applications
1 33 (26.83%) Git (software)
2 17 (13.82%) Jenkins
3 14 (11.38%) Team Foundation Server
4 13 (10.57%) Octopus Deploy
5 11 (8.94%) JSUnit
5 11 (8.94%) Visual Studio
6 10 (8.13%) Selenium
7 8 (6.50%) Protractor
7 8 (6.50%) TeamCity
7 8 (6.50%) WebDriver
8 7 (5.69%) MSTest
8 7 (5.69%) NUnit
9 6 (4.88%) GoCD
10 5 (4.07%) Grunt
10 5 (4.07%) Jasmine
10 5 (4.07%) JIRA
11 4 (3.25%) Bower
11 4 (3.25%) Gerrit
11 4 (3.25%) Karma Test Runner
11 4 (3.25%) MSBuild
General
1 47 (38.21%) Finance
2 5 (4.07%) Games
3 4 (3.25%) Banking
4 3 (2.44%) Retail
4 3 (2.44%) Telecoms
5 1 (0.81%) Investment Banking
5 1 (0.81%) Marketing
5 1 (0.81%) Publishing
Job Titles
1 99 (80.49%) Developer
2 47 (38.21%) .NET Developer
3 31 (25.20%) C# Developer
4 28 (22.76%) C# .NET Developer
5 22 (17.89%) Java Developer
6 21 (17.07%) Senior Developer
7 15 (12.20%) Senior .NET Developer
8 14 (11.38%) Agile Developer
8 14 (11.38%) Angular Developer
9 13 (10.57%) Senior C# Developer
10 11 (8.94%) Senior C# .NET Developer
11 10 (8.13%) Analyst
11 10 (8.13%) JavaScript Developer
12 9 (7.32%) Test Analyst
13 8 (6.50%) Agile .NET Developer
13 8 (6.50%) Agile C# Developer
13 8 (6.50%) Full Stack Developer
14 7 (5.69%) Front End Developer (Client-Side Developer)
15 6 (4.88%) Automation Test Analyst
15 6 (4.88%) Senior Agile Developer
Libraries, Frameworks & Software Standards
1 56 (45.53%) .NET
2 47 (38.21%) AngularJS
3 43 (34.96%) REST
4 32 (26.02%) CSS
5 30 (24.39%) ASP.NET Web API
5 30 (24.39%) Web Services
6 26 (21.14%) HTML
7 18 (14.63%) RESTful
8 16 (13.01%) ASP.NET
8 16 (13.01%) HTML5
9 15 (12.20%) .NET Framework
9 15 (12.20%) Entity Framework
9 15 (12.20%) Spring
9 15 (12.20%) WCF
10 13 (10.57%) Spring Boot
11 12 (9.76%) ASP.NET MVC
11 12 (9.76%) JSON
11 12 (9.76%) Node.js
12 11 (8.94%) NHibernate
13 10 (8.13%) MSMQ
Miscellaneous
1 14 (11.38%) Greenfield Project
2 11 (8.94%) Analytical Skills
3 6 (4.88%) Mobile App
4 5 (4.07%) Linux Command Line
5 3 (2.44%) User Experience
6 2 (1.63%) Clustering
6 2 (1.63%) Data Structures
7 1 (0.81%) Algorithms
7 1 (0.81%) Computer Science
7 1 (0.81%) Data Centre
7 1 (0.81%) Foreign Exchange (FX)
Operating Systems
1 16 (13.01%) Linux
2 9 (7.32%) Unix
3 5 (4.07%) Windows
4 1 (0.81%) Mac OS X
4 1 (0.81%) Windows Server
4 1 (0.81%) Windows Server 2012
Processes & Methodologies
1 104 (84.55%) Agile Software Development
2 36 (29.27%) BDD
3 32 (26.02%) Continuous Integration
4 30 (24.39%) Scrum
4 30 (24.39%) SOA
5 28 (22.76%) DevOps
6 27 (21.95%) SOLID
6 27 (21.95%) Test Automation
7 25 (20.33%) MVC
8 23 (18.70%) Unit Testing
9 22 (17.89%) E-Commerce
10 17 (13.82%) Front End Development
11 14 (11.38%) Software Engineering
12 13 (10.57%) Domain-Driven Design
13 11 (8.94%) Analytics
14 10 (8.13%) Kanban
14 10 (8.13%) Microservices
15 9 (7.32%) CRM
16 8 (6.50%) Change Management
16 8 (6.50%) OO
Programming Languages
1 63 (51.22%) C#
2 51 (41.46%) JavaScript
3 33 (26.83%) Java
4 24 (19.51%) SQL
5 14 (11.38%) T-SQL
6 11 (8.94%) PowerShell
7 8 (6.50%) Python
8 7 (5.69%) Bash Shell
8 7 (5.69%) Ruby
8 7 (5.69%) VB.NET
9 4 (3.25%) Perl
10 3 (2.44%) ECMAScript
10 3 (2.44%) Go
10 3 (2.44%) TypeScript
11 2 (1.63%) ES6
11 2 (1.63%) Shell Script
12 1 (0.81%) PHP
12 1 (0.81%) VBScript
Qualifications
1 4 (3.25%) Degree
1 4 (3.25%) ISTQB
2 3 (2.44%) ISTQB Foundation Certification
2 3 (2.44%) Security Cleared
3 1 (0.81%) Computer Science Degree
3 1 (0.81%) ISEB
3 1 (0.81%) SC Cleared
Quality Assurance & Compliance
1 3 (2.44%) QA
2 2 (1.63%) Data Quality
System Software
1 10 (8.13%) Docker
2 7 (5.69%) Apache ZooKeeper
3 6 (4.88%) Active Directory
4 2 (1.63%) zsh
5 1 (0.81%) vSphere
Systems Management
1 10 (8.13%) Ansible
2 9 (7.32%) Puppet
3 8 (6.50%) Opscode Chef
4 7 (5.69%) Hadoop YARN
5 3 (2.44%) HP Quality Center
6 2 (1.63%) Kibana
6 2 (1.63%) Kubernetes
6 2 (1.63%) logstash
6 2 (1.63%) Microsoft Clustering
6 2 (1.63%) Terraform
Vendors
1 20 (16.26%) Microsoft
2 10 (8.13%) Oracle
3 3 (2.44%) HP
4 2 (1.63%) Adobe
4 2 (1.63%) ServiceNow
5 1 (0.81%) Cloudera
5 1 (0.81%) Informatica
5 1 (0.81%) Sitecore
5 1 (0.81%) Snow
Reigate, Surrey
ARC IT Recruitment Ltd
Rate: £25000 - £27000 per annum + Pro rata 6 month fixed term
Posted: 3 days ago