The following table provides summary statistics for contract job vacancies advertised in London 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 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.

Test-Driven Development (TDD)
England / London
3 months to
27 Mar 2017
Same period 2016 Same period 2015
Rank 13 16 24
Rank change year-on-year +3 +8  
Contract jobs citing TDD 1637 1838 1365
As % of all contract IT jobs advertised in London 8.46% 8.30% 6.34%
As % of the Processes & Methodologies category 9.93% 9.75% 7.74%
Number of daily rates quoted 1342 1520 1123
Median daily rate £488 £500 £450
Median daily rate % change year-on-year -2.50% +11.11%  
90% offered a daily rate of more than £375 £375 £350
10% offered a daily rate of more than £625 £625 £600
UK excluding London median daily rate £402 £400 £375
% change year-on-year +0.56% +6.66%  
Number of hourly rates quoted 2 4 0
Median hourly rate £106.25 £52.50 -
Median hourly rate % change year-on-year +102.38% -  
UK excluding London median hourly rate £39.00 £45.75 £36.00
% change year-on-year -14.75% +27.08%  

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 London with a requirement for process and methodology skills.

Contract Process & Methodology Skills
London
Contract job vacancies with a requirement for process and methodology skills 16487 18855 17641
As % of all contract IT job vacancies advertised in London 85.16% 85.15% 81.99%
Number of daily rates quoted 11864 13608 12398
Median daily rate £480 £475 £450
Median daily rate % change year-on-year +1.05% +5.55%  
90% offered a daily rate of more than £345 £325 £310
10% offered a daily rate of more than £650 £625 £613
UK excluding London median daily rate £410 £400 £396
% change year-on-year +2.50% +1.01%  
Number of hourly rates quoted 168 194 250
Median hourly rate £32.50 £22.50 £20.00
Median hourly rate % change year-on-year +44.44% +12.50%  
90% offered a hourly rate of more than £14.20 £12.50 £11.00
10% offered a hourly rate of more than £55.00 £52.50 £55.00
UK excluding London median hourly rate £36.25 £38.50 £30.20
% change year-on-year -5.84% +27.48%  

TDD
Job Vacancy Trend in London

The job posting trend of jobs advertised in London 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 London

TDD
Contractor Daily Rate Trend in London

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

Contractor daily rate trend for TDD in London

TDD
Contractor Daily Rate Histogram in London

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

Contractor daily rate histogram for TDD in London

TDD
Contractor Hourly Rate Trend in London

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

Contractor hourly rate trend for TDD in London

TDD
Contractor Hourly Rate Histogram in London

The hourly rate distribution of IT jobs citing TDD in London over the 3 months to 27 March 2017.

Contractor hourly rate histogram for TDD in London

TDD
Contract Job Locations in London

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing TDD within the London region over the 3 months to 27 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
City of London 0 321 £500 -4.76% 138
Croydon +3 11 £450 +12.50% 10
Osterley +3 6 £465 +16.25%
Westminster +5 5 £475 +7.21% 6
Kingston Upon Thames - 3 £450 - 1
Uxbridge +3 2 £450 +37.40% 1
Twickenham -4 2 £350 -12.50% 4
Canary Wharf -10 2 £675 +10.20%
Wimbledon - 2 £550 - 1
Docklands, London - 2 £550 -
Bromley - 2 £550 -
Hayes - 2 £388 -
Isleworth - 2 - - 1
Hammersmith -1 1 £550 +73.22%
West End of London -4 1 - - 30
Morden - 1 £330 -
Hendon - 1 - -
TDD
England

TDD
Top 30 Co-occurring IT Skills in London

For the 6 months to 27 March 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 London region with a requirement for TDD.

1 2666 (79.23%) Agile Software Development
2 1548 (46.00%) Java
3 1474 (43.80%) BDD
4 1309 (38.90%) JavaScript
5 1114 (33.11%) Scrum
6 926 (27.52%) HTML
7 828 (24.61%) CSS
8 766 (22.76%) AngularJS
9 725 (21.55%) Continuous Integration
10 698 (20.74%) C#
11 642 (19.08%) Finance
12 623 (18.51%) Git (software)
13 613 (18.22%) .NET
14 568 (16.88%) Web Services
14 568 (16.88%) HTML5
15 559 (16.61%) OO
16 558 (16.58%) Node.js
17 556 (16.52%) Spring
18 547 (16.26%) SQL
19 544 (16.17%) REST
20 490 (14.56%) Microservices
21 488 (14.50%) MVC
22 468 (13.91%) RESTful
23 456 (13.55%) React
24 454 (13.49%) Jenkins
25 453 (13.46%) DevOps
26 446 (13.25%) E-Commerce
27 435 (12.93%) Pair Programming
28 427 (12.69%) Kanban
29 423 (12.57%) Banking

TDD
Co-occurring IT Skills in London 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
1 166 (4.93%) Apache Spark
2 150 (4.46%) Elasticsearch
3 119 (3.54%) Confluence
4 77 (2.29%) Tomcat
5 67 (1.99%) Oracle SOA Suite
6 65 (1.93%) WebSphere
7 61 (1.81%) CMS
8 59 (1.75%) SharePoint
9 55 (1.63%) Apache
10 45 (1.34%) WebLogic
11 41 (1.22%) Mule
12 39 (1.16%) IIS
13 36 (1.07%) Cloud Foundry
14 35 (1.04%) BizTalk Server
15 33 (0.98%) JBoss
16 27 (0.80%) OpenStack
17 23 (0.68%) Apache Solr
18 22 (0.65%) Oracle Service Bus
19 17 (0.51%) GlassFish
20 16 (0.48%) EPiServer
Applications
1 112 (3.33%) MS Excel
2 16 (0.48%) MS Office
3 15 (0.45%) Photoshop
4 7 (0.21%) MS Project
4 7 (0.21%) MS Visio
5 3 (0.089%) MS PowerPoint
6 2 (0.059%) Spreadsheet
7 1 (0.030%) GIMP
7 1 (0.030%) HipChat
Business Applications
1 47 (1.40%) Dynamics CRM
2 43 (1.28%) SAP Oil and Gas
3 27 (0.80%) Dynamics AX
4 16 (0.48%) Payment Gateway
5 13 (0.39%) ION MarketView
6 9 (0.27%) Oracle BPM
7 6 (0.18%) FastStats
8 3 (0.089%) SAP Business One
8 3 (0.089%) SAP Hybris
9 2 (0.059%) Oracle Retail
10 1 (0.030%) BondVision
10 1 (0.030%) FLEXCUBE
10 1 (0.030%) Magento
10 1 (0.030%) NetSuite
10 1 (0.030%) Oracle CRM
10 1 (0.030%) Oracle EBS
10 1 (0.030%) Oracle SCM
10 1 (0.030%) Temenos T24
10 1 (0.030%) Unit4 Business World
10 1 (0.030%) VisionPLUS
Cloud Services
1 402 (11.95%) Amazon AWS
2 251 (7.46%) Microsoft Azure
3 117 (3.48%) GitHub
4 81 (2.41%) PaaS
5 70 (2.08%) Amazon EC2
6 46 (1.37%) IaaS
7 34 (1.01%) SaaS
8 28 (0.83%) AWS CloudFormation
9 22 (0.65%) Amazon SQS
9 22 (0.65%) AWS Lambda
10 20 (0.59%) Cloud Computing
11 16 (0.48%) Slack
12 15 (0.45%) Amazon S3
13 13 (0.39%) Datadog
13 13 (0.39%) Heroku
14 10 (0.30%) AWS Elastic Beanstalk
15 9 (0.27%) Amazon EMR
15 9 (0.27%) Google Play
15 9 (0.27%) Office 365
16 7 (0.21%) TestFlight
Communications & Networking
1 118 (3.51%) HTTP
2 37 (1.10%) Internet
3 20 (0.59%) AMQP
4 15 (0.45%) Network Security
5 13 (0.39%) RTSP
6 10 (0.30%) TCP/IP
7 9 (0.27%) Intranet
8 7 (0.21%) HTTPS
8 7 (0.21%) IP Telephony
8 7 (0.21%) MQTT
8 7 (0.21%) RTP
8 7 (0.21%) Skype
8 7 (0.21%) SNMP
9 6 (0.18%) SSL
9 6 (0.18%) X.509
10 5 (0.15%) LDAP
11 4 (0.12%) Kerberos
11 4 (0.12%) LAN
11 4 (0.12%) VPN
11 4 (0.12%) WAN
Database & Business Intelligence
1 406 (12.07%) SQL Server
2 283 (8.41%) NoSQL
3 272 (8.08%) MongoDB
4 212 (6.30%) Big Data
5 190 (5.65%) MySQL
6 187 (5.56%) Hadoop
7 162 (4.81%) Relational Database
8 153 (4.55%) PostgreSQL
9 132 (3.92%) Apache Cassandra
10 71 (2.11%) SQL Server Integration Services
11 61 (1.81%) HBase
12 56 (1.66%) Redis
13 47 (1.40%) SQL Server 2012
14 45 (1.34%) SQL Server 2008
15 36 (1.07%) Oracle Database
15 36 (1.07%) SQLite
16 35 (1.04%) RDBMS
17 34 (1.01%) Apache Hive
18 33 (0.98%) Azure SQL Database
19 29 (0.86%) Neo4j
Development Applications
1 623 (18.51%) Git (software)
2 454 (13.49%) Jenkins
3 344 (10.22%) JIRA
4 257 (7.64%) Cucumber
5 245 (7.28%) JUnit
6 242 (7.19%) Maven
7 241 (7.16%) Selenium
8 188 (5.59%) Mockito
9 160 (4.75%) Subversion
10 158 (4.70%) TeamCity
11 133 (3.95%) WebDriver
12 130 (3.86%) Team Foundation Server
13 128 (3.80%) Jasmine
14 114 (3.39%) Gradle
15 111 (3.30%) gulp
16 94 (2.79%) Grunt
17 86 (2.56%) Mocha
18 77 (2.29%) NUnit
19 67 (1.99%) Visual Studio
20 61 (1.81%) webpack
General
1 642 (19.08%) Finance
2 423 (12.57%) Banking
3 164 (4.87%) Investment Banking
4 137 (4.07%) Retail
5 121 (3.60%) Front Office
6 104 (3.09%) Games
7 85 (2.53%) Marketing
8 78 (2.32%) Telecoms
9 68 (2.02%) Back Office
10 47 (1.40%) Publishing
11 43 (1.28%) Electronics
11 43 (1.28%) Manufacturing
12 28 (0.83%) Advertising
13 19 (0.56%) Financial Institution
14 15 (0.45%) Law
14 15 (0.45%) Retail Banking
15 10 (0.30%) Legal
16 7 (0.21%) Automotive
17 5 (0.15%) Corporate Banking
17 5 (0.15%) Online Betting
Job Titles
1 2583 (76.76%) Developer
2 814 (24.19%) Java Developer
3 517 (15.36%) Senior Developer
4 348 (10.34%) JavaScript Developer
5 333 (9.90%) .NET Developer
6 318 (9.45%) C# Developer
7 311 (9.24%) Agile Developer
8 212 (6.30%) Full Stack Developer
9 204 (6.06%) Senior Java Developer
10 196 (5.82%) Front End Developer (Client-Side Developer)
11 188 (5.59%) Scala Developer
12 180 (5.35%) C# .NET Developer
13 165 (4.90%) Agile Java Developer
13 165 (4.90%) Angular Developer
14 141 (4.19%) Node.js Developer
15 98 (2.91%) HTML Developer
16 97 (2.88%) iOS Developer
17 95 (2.82%) Senior Agile Developer
18 89 (2.64%) AWS Developer
19 85 (2.53%) Python Developer
Libraries, Frameworks & Software Standards
1 926 (27.52%) HTML
2 828 (24.61%) CSS
3 766 (22.76%) AngularJS
4 613 (18.22%) .NET
5 568 (16.88%) HTML5
5 568 (16.88%) Web Services
6 558 (16.58%) Node.js
7 556 (16.52%) Spring
8 544 (16.17%) REST
9 468 (13.91%) RESTful
10 456 (13.55%) React
11 404 (12.01%) CSS3
12 295 (8.77%) jQuery
12 295 (8.77%) JSON
13 291 (8.65%) ASP.NET
14 229 (6.81%) XML
15 227 (6.75%) SOAP
16 217 (6.45%) Hibernate
17 191 (5.68%) ASP.NET MVC
18 177 (5.26%) J2EE
Miscellaneous
1 249 (7.40%) User Experience
2 138 (4.10%) Mobile App
3 123 (3.66%) Fintech
4 107 (3.18%) Computer Science
5 89 (2.64%) Analytical Skills
6 68 (2.02%) Derivative
6 68 (2.02%) Fixed Income
7 62 (1.84%) Foreign Exchange (FX)
8 48 (1.43%) iPad
9 46 (1.37%) Enterprise Software
10 44 (1.31%) Algorithms
11 39 (1.16%) Equities
12 38 (1.13%) Public Cloud
13 37 (1.10%) Data Structures
14 29 (0.86%) Equity Derivative
15 27 (0.80%) iPhone
15 27 (0.80%) Virtual Team
16 26 (0.77%) Online Games
17 23 (0.68%) Social Media
18 20 (0.59%) Blog
Operating Systems
1 347 (10.31%) Linux
2 181 (5.38%) Unix
3 177 (5.26%) Apple iOS
4 155 (4.61%) Android
5 130 (3.86%) Windows
6 25 (0.74%) Mac OS X
7 22 (0.65%) Red Hat Enterprise Linux
8 14 (0.42%) Solaris
9 11 (0.33%) HPUX
10 10 (0.30%) Ubuntu
10 10 (0.30%) Windows Server
11 5 (0.15%) Windows Phone
12 4 (0.12%) Windows Phone 8
13 2 (0.059%) Mac OS
13 2 (0.059%) Windows Server 2012
13 2 (0.059%) Windows XP
14 1 (0.030%) CentOS
14 1 (0.030%) VME
14 1 (0.030%) Windows 8
14 1 (0.030%) Windows Server 2008
Processes & Methodologies
1 2666 (79.23%) Agile Software Development
2 1474 (43.80%) BDD
3 1114 (33.11%) Scrum
4 725 (21.55%) Continuous Integration
5 559 (16.61%) OO
6 490 (14.56%) Microservices
7 488 (14.50%) MVC
8 453 (13.46%) DevOps
9 446 (13.25%) E-Commerce
10 435 (12.93%) Pair Programming
11 427 (12.69%) Kanban
12 397 (11.80%) Software Engineering
13 316 (9.39%) Front End Development
14 239 (7.10%) Web Development
15 229 (6.81%) Unit Testing
16 227 (6.75%) SOA
17 219 (6.51%) Open Source
18 213 (6.33%) Continuous Delivery
19 188 (5.59%) Automated Testing
20 174 (5.17%) Test Automation
Programming Languages
1 1548 (46.00%) Java
2 1309 (38.90%) JavaScript
3 698 (20.74%) C#
4 547 (16.26%) SQL
5 387 (11.50%) Scala
6 304 (9.03%) Python
7 260 (7.73%) Ruby
8 125 (3.71%) ES6
9 108 (3.21%) C++
10 101 (3.00%) PHP
11 100 (2.97%) Apple Swift
12 92 (2.73%) Shell Script
13 86 (2.56%) Objective-C
14 68 (2.02%) T-SQL
15 58 (1.72%) Go
16 56 (1.66%) C
17 49 (1.46%) Groovy
18 41 (1.22%) PowerShell
19 40 (1.19%) Perl
20 37 (1.10%) TypeScript
Qualifications
1 152 (4.52%) Degree
2 114 (3.39%) Security Cleared
3 81 (2.41%) SC Cleared
4 26 (0.77%) BPSS Clearance
5 18 (0.53%) ISEB
6 15 (0.45%) DV Cleared
7 12 (0.36%) PhD
8 10 (0.30%) ISTQB
8 10 (0.30%) Sun Certification
9 9 (0.27%) BC Cleared
10 7 (0.21%) ISTQB Foundation Certification
11 5 (0.15%) Microsoft Certification
12 4 (0.12%) CFA
12 4 (0.12%) CTC Cleared
13 3 (0.089%) MBA
14 2 (0.059%) DBS Check
14 2 (0.059%) MCAD
14 2 (0.059%) MCPD
14 2 (0.059%) MCSD
14 2 (0.059%) MCTS
Quality Assurance & Compliance
1 228 (6.78%) QA
2 34 (1.01%) SDET
3 23 (0.68%) MiFID
4 19 (0.56%) FATCA
5 16 (0.48%) Data Quality
6 14 (0.42%) EMIR
7 12 (0.36%) Dodd-Frank
7 12 (0.36%) WCAG
8 10 (0.30%) Disclosure Scotland
8 10 (0.30%) SLA
9 7 (0.21%) PCI DSS
10 1 (0.030%) GCP
10 1 (0.030%) HL7
10 1 (0.030%) PMO
10 1 (0.030%) WAI
System Software
1 297 (8.83%) Docker
2 27 (0.80%) Apache Flume
3 17 (0.51%) HDFS
4 13 (0.39%) Active Directory
5 7 (0.21%) VMware Infrastructure
6 6 (0.18%) Virtual Machines
7 5 (0.15%) Apache ZooKeeper
7 5 (0.15%) vCloud
8 4 (0.12%) Firmware
9 3 (0.089%) NFS
9 3 (0.089%) Shibboleth
9 3 (0.089%) vSphere
10 1 (0.030%) Hyper-V
10 1 (0.030%) Varnish
Systems Management
1 121 (3.60%) Puppet
2 101 (3.00%) Ansible
3 87 (2.59%) Opscode Chef
4 33 (0.98%) Kubernetes
5 27 (0.80%) Terraform
6 26 (0.77%) logstash
7 17 (0.51%) Kibana
8 15 (0.45%) Salt
9 12 (0.36%) Grafana
9 12 (0.36%) Nagios
10 10 (0.30%) Mesos
11 9 (0.27%) Oozie
12 8 (0.24%) rkt
13 6 (0.18%) HockeyApp
14 5 (0.15%) Hadoop YARN
14 5 (0.15%) Rancher
15 4 (0.12%) Graphite
15 4 (0.12%) OpenIDM
16 3 (0.089%) Capistrano
16 3 (0.089%) Packer
Vendors
1 242 (7.19%) Microsoft
2 195 (5.79%) Oracle
3 68 (2.02%) SAP
4 40 (1.19%) Google
5 38 (1.13%) MuleSoft
6 36 (1.07%) IBM
7 31 (0.92%) hybris
8 30 (0.89%) Solace
9 28 (0.83%) Apigee
9 28 (0.83%) Splunk
10 26 (0.77%) ATG
10 26 (0.77%) TIBCO
10 26 (0.77%) WSO2
11 24 (0.71%) Atlassian
11 24 (0.71%) Salesforce.com
11 24 (0.71%) Xamarin
12 22 (0.65%) Sitecore
13 20 (0.59%) Perforce
14 19 (0.56%) New Relic
15 18 (0.53%) Hortonworks
London
Involved Solutions Ltd
Rate: £350 - £375 per day
Posted: 16 hours ago
London
Oliver Bernard
Rate: £500 - £525 per day
Posted: 18 hours ago
City, London
Arrows Group
Rate: £500 - £600 per day
Posted: 11 hours ago
City, London
Arrows Group
Rate: £500 - £550 per day
Posted: 11 hours ago
City, London
Oliver Bernard
Rate: £500 - £525 per day
Posted: 17 hours ago
London
Hays Finance Technology
Rate: £600.00 - £650.00 per day
Posted: 8 hours ago
London
The Bridge Ltd
Rate: From £400 to £450 per day
Posted: 12 hours ago
City, London
E-synergy Solutions
Rate: £500 - £600 per annum
Posted: 14 hours ago
London
Harvey Nash plc
Rate: £550 - £600 per day
Posted: 7 hours ago
City, London
TEKsystems
Rate: £350 - £400 per day
Posted: 13 hours ago
City, London
Harrington Starr
Rate: £300 - £350 per day
Posted: 12 hours ago
London
Durlston Partners
Rate: Up to £1,000 per day or £120,000 + bonus
Posted: Yesterday
City, London
Intrinsic Recruitment Ltd
Rate: Up to £500 per day + Bonus & Benefits
Posted: 14 hours ago
London
Mortimer Spinks
Rate: £500 - £550 per day
Posted: 10 hours ago
North London
Understanding Recruitment
Rate: £350 - £500 per day
Posted: 4 days ago
Croydon, Surrey
ARC IT Recruitment Ltd
Rate: £50000 per annum
Posted: 16 hours ago
City, London
Experis Ltd
Rate: £350.00 - £380.00 per day
Posted: 9 hours ago
West London
Experis Ltd
Rate: £500.00 - £550.00 per day
Posted: 10 hours ago
London
Hays Finance Technology
Rate: £550.00 - £600.00 per day
Posted: 12 hours ago
City, London
JM
Rate: £425 - £450 per day
Posted: 9 hours ago
City, London
Source Technology
Rate: From £400 to £500 per day
Posted: 3 days ago
London
Explore Recruitment Solutions
Rate: £500 - £600 per day
Posted: 2 days ago
City, London
Oliver Bernard
Rate: £500 - £600 per day
Posted: 4 days ago
London
Oliver Bernard
Rate: £600 - £650 per day
Posted: 3 days ago
London
Explore Recruitment Solutions
Rate: £500 - £550 per day
Posted: 2 days ago
London
AMS contingency
Posted: 3 days ago
South East London
Vantage Recruitment Solutions Ltd
Rate: Up to £375 per day
Posted: 4 days ago
City, London
Bridge Noble
Rate: £400 - £450 per day
Posted: 2 days ago
City, London
Sanderson
Rate: £300 - £400 per day
Posted: 11 hours ago
London
Oliver Bernard
Rate: £400 - £500 per day + Flexi Working (Some WFH)
Posted: 3 days ago