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 24 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)
England / London
3 months to
24 Jun 2017
Same period 2016 Same period 2015
Rank 10 17 23
Rank change year-on-year +7 +6  
Contract jobs citing TDD 2026 1794 1648
As % of all contract IT jobs advertised in London 9.91% 8.28% 7.04%
As % of the Processes & Methodologies category 11.44% 9.70% 8.57%
Number of daily rates quoted 1661 1542 1343
Median daily rate £500 £475 £450
Median daily rate % change year-on-year +5.26% +5.55%  
90% offered a daily rate of more than £400 £375 £350
10% offered a daily rate of more than £625 £620 £600
UK excluding London median daily rate £420 £413 £375
% change year-on-year +1.81% +10.00%  
Number of hourly rates quoted 3 0 0
Median hourly rate £32.50 - -
UK excluding London median hourly rate £41.50 £40.00 £42.50
% change year-on-year +3.75% -5.88%  

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 17711 18496 19220
As % of all contract IT job vacancies advertised in London 86.64% 85.33% 82.14%
Number of daily rates quoted 12688 13519 13610
Median daily rate £500 £475 £450
Median daily rate % change year-on-year +5.26% +5.55%  
90% offered a daily rate of more than £350 £325 £310
10% offered a daily rate of more than £630 £625 £625
UK excluding London median daily rate £415 £400 £380
% change year-on-year +3.75% +5.26%  
Number of hourly rates quoted 188 159 261
Median hourly rate £26.50 £21.00 £21.50
Median hourly rate % change year-on-year +26.19% -2.32%  
90% offered a hourly rate of more than £14.75 £12.50 £11.00
10% offered a hourly rate of more than £51.25 £46.00 £55.00
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 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 24 June 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 contractor hourly rates quoted in IT jobs citing TDD in London.

Contractor hourly rate trend 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 24 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
City of London 0 356 £525 +5.00% 102
Croydon +8 47 £525 +16.66% 5
Canary Wharf +5 6 £650 +23.80%
Osterley -1 6 £465 -9.70%
Kingston Upon Thames - 6 £350 - 8
Docklands, London +5 4 £575 -
Bromley -4 3 £575 +2.67% 2
Twickenham - 3 £475 - 1
Westminster -3 2 £475 +11.76% 1
West End of London +6 1 £425 -8.10% 27
Ilford +2 1 £450 -
Hammersmith -8 1 £425 - 3
Mayfair - 1 £800 -
Heathrow - 1 £600 -
Greenwich - 1 £410 -
Feltham - 1 £460 -
Hounslow - 1 £600 - 2
TDD
England

For the 6 months to 24 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 London region with a requirement for TDD.

1 2806 (76.31%) Agile Software Development
2 1579 (42.94%) Java
3 1453 (39.52%) BDD
4 1452 (39.49%) JavaScript
5 1139 (30.98%) Scrum
6 982 (26.71%) HTML
7 926 (25.18%) CSS
8 874 (23.77%) AngularJS
9 827 (22.49%) Continuous Integration
10 761 (20.70%) C#
11 725 (19.72%) Git (software)
12 708 (19.25%) Finance
13 705 (19.17%) OO
14 693 (18.85%) .NET
15 692 (18.82%) Test Automation
16 647 (17.60%) Node.js
17 632 (17.19%) HTML5
18 600 (16.32%) SQL
19 596 (16.21%) MVC
20 582 (15.83%) Microservices
21 581 (15.80%) Spring
22 573 (15.58%) DevOps
23 564 (15.34%) React
24 518 (14.09%) REST
25 506 (13.76%) Web Services
26 505 (13.73%) Jenkins
27 496 (13.49%) Banking
28 490 (13.33%) Pair Programming
29 478 (13.00%) RESTful
30 468 (12.73%) E-Commerce

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
1 200 (5.44%) Elasticsearch
2 164 (4.46%) Apache Spark
3 157 (4.27%) Confluence
4 105 (2.86%) Tomcat
5 99 (2.69%) Apache
6 73 (1.99%) WebSphere
7 57 (1.55%) Apache Solr
8 53 (1.44%) SharePoint
9 50 (1.36%) OpenStack
9 50 (1.36%) Oracle SOA Suite
9 50 (1.36%) WebLogic
10 49 (1.33%) CMS
11 46 (1.25%) Mule
12 42 (1.14%) Cloud Foundry
12 42 (1.14%) JBoss
13 29 (0.79%) IIS
14 25 (0.68%) BizTalk Server
15 19 (0.52%) GlassFish
16 15 (0.41%) Adobe Experience Manager
16 15 (0.41%) EPiServer
Applications
1 40 (1.09%) Microsoft Office
2 37 (1.01%) Photoshop
3 18 (0.49%) MS Visio
4 13 (0.35%) Microsoft Excel
5 7 (0.19%) Microsoft Project
6 2 (0.054%) Adobe Illustrator
7 1 (0.027%) GIMP
7 1 (0.027%) HipChat
7 1 (0.027%) Microsoft PowerPoint
Business Applications
1 54 (1.47%) SAP Oil and Gas
2 47 (1.28%) Dynamics CRM
3 28 (0.76%) ION MarketView
4 20 (0.54%) Dynamics AX
4 20 (0.54%) Payment Gateway
5 17 (0.46%) SAP Hybris
6 5 (0.14%) Eloqua
7 3 (0.082%) Magento
7 3 (0.082%) RMDS
8 2 (0.054%) Endur
8 2 (0.054%) FastStats
8 2 (0.054%) Oracle BPM
8 2 (0.054%) Oracle CRM
8 2 (0.054%) Siebel CRM
9 1 (0.027%) BASE24
9 1 (0.027%) BondVision
9 1 (0.027%) NetSuite
9 1 (0.027%) Pega PRPC
9 1 (0.027%) SAP Business One
9 1 (0.027%) Unit4 Business World
Cloud Services
1 458 (12.46%) Amazon AWS
2 302 (8.21%) Microsoft Azure
3 137 (3.73%) GitHub
4 63 (1.71%) PaaS
5 53 (1.44%) Amazon EC2
6 35 (0.95%) AWS CloudFormation
7 27 (0.73%) IaaS
8 26 (0.71%) Heroku
8 26 (0.71%) SaaS
9 25 (0.68%) AWS Lambda
10 16 (0.44%) Amazon S3
11 15 (0.41%) Cloud Computing
12 14 (0.38%) Datadog
12 14 (0.38%) Google Play
13 9 (0.24%) Slack
14 8 (0.22%) Amazon SQS
15 7 (0.19%) Google Cloud Platform
15 7 (0.19%) OpenShift
16 6 (0.16%) Dynamics 365
17 5 (0.14%) BrowserStack
Communications & Networking
1 102 (2.77%) HTTP
2 45 (1.22%) Internet
3 26 (0.71%) SSL
4 18 (0.49%) Network Security
5 16 (0.44%) Kerberos
6 12 (0.33%) AMQP
7 11 (0.30%) DNS
7 11 (0.30%) LDAP
8 9 (0.24%) TCP/IP
9 8 (0.22%) Skype
10 7 (0.19%) IP Telephony
10 7 (0.19%) SMS
11 5 (0.14%) Bluetooth
11 5 (0.14%) HTTPS
11 5 (0.14%) Intranet
12 4 (0.11%) Firewall
12 4 (0.11%) X.509
13 3 (0.082%) FIX Connectivity
13 3 (0.082%) LAN
13 3 (0.082%) WAN
Database & Business Intelligence
1 422 (11.48%) SQL Server
2 410 (11.15%) NoSQL
3 315 (8.57%) MongoDB
4 267 (7.26%) MySQL
5 226 (6.15%) PostgreSQL
6 222 (6.04%) Big Data
7 201 (5.47%) Relational Database
8 192 (5.22%) Hadoop
9 131 (3.56%) Apache Cassandra
10 78 (2.12%) HBase
11 76 (2.07%) RDBMS
12 65 (1.77%) SQL Server Integration Services
13 62 (1.69%) SQL Server 2008
14 56 (1.52%) Redis
15 45 (1.22%) SQL Server 2012
16 36 (0.98%) SQLite
17 35 (0.95%) Apache Hive
18 33 (0.90%) Amazon DynamoDB
19 31 (0.84%) RavenDB
20 23 (0.63%) Oracle Database
Development Applications
1 725 (19.72%) Git (software)
2 505 (13.73%) Jenkins
3 376 (10.23%) JIRA
4 291 (7.91%) Cucumber
5 260 (7.07%) Selenium
6 243 (6.61%) JUnit
7 234 (6.36%) TeamCity
8 221 (6.01%) Maven
9 176 (4.79%) Jasmine
10 158 (4.30%) gulp
11 157 (4.27%) Mockito
12 153 (4.16%) Subversion
13 148 (4.03%) Grunt
14 135 (3.67%) Gradle
15 130 (3.54%) Team Foundation Server
16 125 (3.40%) webpack
17 116 (3.15%) NUnit
18 113 (3.07%) Mocha
19 106 (2.88%) WebDriver
20 99 (2.69%) Octopus Deploy
General
1 708 (19.25%) Finance
2 496 (13.49%) Banking
3 229 (6.23%) Front Office
4 188 (5.11%) Investment Banking
5 175 (4.76%) Retail
6 95 (2.58%) Marketing
7 84 (2.28%) Telecoms
8 83 (2.26%) Games
9 57 (1.55%) Electronics
10 56 (1.52%) Manufacturing
11 43 (1.17%) Back Office
12 37 (1.01%) Publishing
13 30 (0.82%) Advertising
14 20 (0.54%) Financial Institution
15 16 (0.44%) Retail Banking
16 15 (0.41%) Legal
17 13 (0.35%) Law
18 5 (0.14%) Digital Economy
19 4 (0.11%) Corporate Banking
19 4 (0.11%) Prime Brokerage
Job Titles
1 2934 (79.79%) Developer
2 845 (22.98%) Java Developer
3 535 (14.55%) Senior Developer
4 386 (10.50%) JavaScript Developer
5 382 (10.39%) .NET Developer
6 367 (9.98%) C# Developer
7 303 (8.24%) Agile Developer
8 258 (7.02%) Full Stack Developer
9 244 (6.64%) Front End Developer (Client-Side Developer)
10 214 (5.82%) Angular Developer
11 189 (5.14%) Scala Developer
12 182 (4.95%) C# .NET Developer
13 176 (4.79%) Senior Java Developer
14 150 (4.08%) Agile Java Developer
15 149 (4.05%) Node.js Developer
16 130 (3.54%) Python Developer
17 126 (3.43%) HTML Developer
18 109 (2.96%) UI Developer
19 99 (2.69%) Analyst
20 94 (2.56%) iOS Developer
Libraries, Frameworks & Software Standards
1 982 (26.71%) HTML
2 926 (25.18%) CSS
3 874 (23.77%) AngularJS
4 693 (18.85%) .NET
5 647 (17.60%) Node.js
6 632 (17.19%) HTML5
7 581 (15.80%) Spring
8 564 (15.34%) React
9 518 (14.09%) REST
10 506 (13.76%) Web Services
11 478 (13.00%) RESTful
12 422 (11.48%) CSS3
13 312 (8.49%) JSON
14 304 (8.27%) jQuery
15 303 (8.24%) ASP.NET
16 226 (6.15%) XML
17 210 (5.71%) SOAP
18 209 (5.68%) Sass
19 196 (5.33%) ASP.NET Web API
20 194 (5.28%) ASP.NET MVC
Miscellaneous
1 319 (8.68%) Greenfield Project
2 239 (6.50%) User Experience
3 151 (4.11%) Mobile App
4 137 (3.73%) Fintech
5 129 (3.51%) Computer Science
6 102 (2.77%) Analytical Skills
7 100 (2.72%) Foreign Exchange (FX)
8 91 (2.47%) Derivative
9 89 (2.42%) Fixed Income
10 80 (2.18%) Data Structures
11 75 (2.04%) Algorithms
12 65 (1.77%) Enterprise Software
13 52 (1.41%) iPad
14 50 (1.36%) Public Cloud
15 48 (1.31%) Equities
16 35 (0.95%) Equity Derivative
17 34 (0.92%) Virtual Team
18 33 (0.90%) Hedge funds
19 32 (0.87%) iPhone
20 30 (0.82%) Credit Risk
Operating Systems
1 338 (9.19%) Linux
2 166 (4.51%) Unix
3 155 (4.22%) Windows
4 151 (4.11%) Apple iOS
5 136 (3.70%) Android
6 15 (0.41%) Red Hat Enterprise Linux
7 14 (0.38%) Solaris
7 14 (0.38%) Windows Server
8 12 (0.33%) Ubuntu
9 10 (0.27%) CentOS
9 10 (0.27%) HPUX
10 6 (0.16%) Mac OS X
11 5 (0.14%) CoreOS
12 4 (0.11%) Windows Server 2012
13 3 (0.082%) Embedded Linux
13 3 (0.082%) Windows Server 2008
14 2 (0.054%) SUSE
15 1 (0.027%) VMS
15 1 (0.027%) Windows 10
Processes & Methodologies
1 2806 (76.31%) Agile Software Development
2 1453 (39.52%) BDD
3 1139 (30.98%) Scrum
4 827 (22.49%) Continuous Integration
5 705 (19.17%) OO
6 692 (18.82%) Test Automation
7 596 (16.21%) MVC
8 582 (15.83%) Microservices
9 573 (15.58%) DevOps
10 490 (13.33%) Pair Programming
11 468 (12.73%) E-Commerce
12 444 (12.08%) Kanban
13 402 (10.93%) Software Engineering
14 372 (10.12%) Front End Development
15 267 (7.26%) Continuous Delivery
15 267 (7.26%) Open Source
16 259 (7.04%) Unit Testing
17 254 (6.91%) SOA
18 251 (6.83%) Web Development
19 239 (6.50%) SOLID
Programming Languages
1 1579 (42.94%) Java
2 1452 (39.49%) JavaScript
3 761 (20.70%) C#
4 600 (16.32%) SQL
5 416 (11.31%) Python
6 401 (10.91%) Scala
7 249 (6.77%) Ruby
8 179 (4.87%) ES6
9 114 (3.10%) C++
10 102 (2.77%) Apple Swift
10 102 (2.77%) TypeScript
11 93 (2.53%) Shell Script
12 91 (2.47%) Groovy
13 87 (2.37%) Objective-C
14 83 (2.26%) T-SQL
15 76 (2.07%) Go
16 63 (1.71%) PHP
17 48 (1.31%) C
18 39 (1.06%) Perl
19 35 (0.95%) PL/SQL
Qualifications
1 183 (4.98%) Degree
2 174 (4.73%) Security Cleared
3 121 (3.29%) SC Cleared
4 54 (1.47%) Computer Science Degree
5 29 (0.79%) DV Cleared
6 22 (0.60%) BPSS Clearance
7 10 (0.27%) ISEB
8 8 (0.22%) Numerate Degree
9 7 (0.19%) RHCE
9 7 (0.19%) RHCSA
10 5 (0.14%) BC Cleared
10 5 (0.14%) DBS Check
10 5 (0.14%) ISTQB
11 4 (0.11%) CFA
11 4 (0.11%) ISTQB Foundation Certification
11 4 (0.11%) Master's Degree
11 4 (0.11%) PRINCE2 Practitioner
12 3 (0.082%) MBA
12 3 (0.082%) Sun Certification
13 2 (0.054%) PhD
Quality Assurance & Compliance
1 271 (7.37%) QA
2 37 (1.01%) MiFID
3 15 (0.41%) Data Quality
4 13 (0.35%) Dodd-Frank
4 13 (0.35%) EMIR
5 11 (0.30%) WCAG
6 6 (0.16%) Disclosure Scotland
6 6 (0.16%) FATCA
6 6 (0.16%) SLA
7 3 (0.082%) PCI DSS
8 2 (0.054%) GxP
9 1 (0.027%) IFRS
9 1 (0.027%) IFRS 9
9 1 (0.027%) PMO
System Software
1 297 (8.08%) Docker
2 35 (0.95%) HDFS
3 23 (0.63%) Apache Flume
4 22 (0.60%) Apache ZooKeeper
5 7 (0.19%) Active Directory
5 7 (0.19%) Firmware
6 6 (0.16%) vCloud
6 6 (0.16%) VMware Infrastructure
7 3 (0.082%) Virtual Machines
8 2 (0.054%) NFS
8 2 (0.054%) vSphere
9 1 (0.027%) iptables
9 1 (0.027%) Varnish
Systems Management
1 143 (3.89%) Puppet
2 128 (3.48%) Ansible
3 123 (3.35%) Opscode Chef
4 101 (2.75%) Kubernetes
5 62 (1.69%) Terraform
6 34 (0.92%) logstash
7 29 (0.79%) Kibana
8 21 (0.57%) Grafana
9 18 (0.49%) Graphite
10 15 (0.41%) Salt
11 14 (0.38%) Nagios
12 11 (0.30%) Hadoop YARN
13 10 (0.27%) Control-M
14 9 (0.24%) ZABBIX
15 7 (0.19%) HAProxy
15 7 (0.19%) HP SiteScope
16 6 (0.16%) Mesos
16 6 (0.16%) Oozie
16 6 (0.16%) OpenIDM
17 4 (0.11%) Rancher
Vendors
1 229 (6.23%) Microsoft
2 199 (5.41%) Oracle
3 81 (2.20%) SAP
4 51 (1.39%) Google
5 45 (1.22%) IBM
6 33 (0.90%) hybris
7 30 (0.82%) ION Trading
7 30 (0.82%) New Relic
7 30 (0.82%) Xamarin
8 27 (0.73%) Adobe
8 27 (0.73%) TIBCO
9 26 (0.71%) DevExpress
9 26 (0.71%) Splunk
10 24 (0.65%) Red Hat
11 23 (0.63%) Syncfusion
12 22 (0.60%) Atlassian
12 22 (0.60%) MuleSoft
12 22 (0.60%) Sybase
13 21 (0.57%) ATG
14 19 (0.52%) Sitecore
Kingston Upon Thames, Surrey
ARC IT Recruitment Ltd
Rate: £330 - £370 per day
Posted: Yesterday
London
IT Talent Solutions
Rate: From £400 to £425 per day
Posted: Yesterday
City, London
TEKsystems
Rate: £500 - £550 per day
Posted: Yesterday
London
Careerwise UK Limited
Rate: £500 - £550 per day
Posted: Yesterday
London
Careerwise UK Limited
Rate: £475 - £500 per day
Posted: Yesterday
South East London
Lorien Resourcing
Rate: £450 - £490 per day
Posted: Yesterday
London
Hydrogen Group
Rate: £450.00 - £535.00 per day
Posted: 2 days ago
Central London / West End
Trust In Soda
Rate: From £450 to £500 per day
Posted: Yesterday
London
Opus Recruitment Solutions Ltd
Rate: £500 - £750 per day
Posted: Yesterday
London
Source Technology
Rate: From £500 to £600 per day
Posted: Yesterday
East London
Oliver Bernard
Rate: £600 - £700 per day + Finance
Posted: Yesterday
London
Oliver Bernard
Rate: £550 - £650 per day
Posted: 3 days ago
London
Vertus Partners
Rate: £650 - £700 per day
Posted: Yesterday
London
Austin Fraser
Posted: Yesterday
London
CodeSource Recruitment Limited
Rate: From £450 to £550 per day 3 month rolling contracts- Long term project
Posted: Yesterday
Central London / West End
Trust In Soda
Rate: From £450 to £460 per day
Posted: Yesterday
London
Lorien Resourcing
Posted: 3 days ago
London
Testing Circle Ltd
Rate: £0.00 per annum
Posted: 3 days ago
London
Careerwise UK Limited
Rate: £450 - £550 per day
Posted: 3 days ago
Central London / West End
Data Idols
Rate: From £400 to £500 per day
Posted: 4 days ago
London
Revolution Technology
Rate: From £400 to £450 per day
Posted: 2 days ago
Croydon, Surrey
Difrent
Rate: Up to £400 per day
Posted: 2 days ago
London
Oliver Bernard
Rate: £450 - £500 per day + Flexible working
Posted: 4 days ago
City, London
Haysfm
Rate: £550.00 - £650.00 per day
Posted: 2 days ago
London
Salt
Rate: £400 - £450 per day
Posted: 4 days ago
London
Austin Fraser
Rate: £400 - £425 per day
Posted: 3 days ago
Central London / West End
Data Idols
Rate: From £350 to £450 per day
Posted: 5 days ago
London
TEKsystems
Rate: £500 - £600 per day
Posted: 3 days ago
London
Oliver Bernard
Rate: £400 - £550 per day + Several Roles
Posted: 4 days ago
City, London
TEKsystems
Rate: £600 - £650 per day
Posted: 5 days ago