The table below looks at the statistics for TDD skills in IT contracts advertised for the Essex region. Included is a guide to the average contractor rates offered in IT contracts that have cited TDD over the 3 months to 29 January 2015 with a comparison to the same period in the previous 2 years.

Note that daily contractor rates and hourly contractor rates are treated separately. When calculating average contractor rates, daily rates are not derived from quoted hourly rates or vice versa.

Location
3 months to
29 Jan 2015
Same period 2014 Same period 2013
Test-Driven Development (TDD)
Rank 26 40 38
Rank change year-on-year
+14 -2
Contract jobs citing TDD 24 19 4
As % of all contract IT jobs located in Essex 5.69% 3.29% 1.23%
As % of the Processes & Methodologies category 7.69% 4.36% 1.92%
Number of daily rates quoted 18 15 3
Average daily rate
Keep up to 90%
of your Daily Rate
Get a Free Illustration
£606 £425 £325
Average daily rate % change year-on-year
+42.64% +30.76%
90% offered a daily rate of more than £266 £194 £285
10% offered a daily rate of more than £633 £498 £343
UK excluding London average daily rate £375 £363 £350
% change year-on-year
+3.44% +3.57%
Number of hourly rates quoted 2 0 0
Average hourly rate £29.50 - -
UK excluding London average hourly rate £37.50 £35.00 £39.00
% change year-on-year
+7.14% -10.25%
TDD
East of England

The following table is for comparison with the above and provides statistics for the entire Processes & Methodologies category in contract jobs advertised in the Essex region.

Processes & Methodologies Category
Essex
Contract IT job ads with a match in the
Processes & Methodologies category
312 436 208
As % of all contract IT jobs located in Essex 73.93% 75.56% 64.20%
Number of daily rates quoted 171 251 91
Average daily rate £380 £400 £363
Average daily rate % change year-on-year
-5.00% +10.34%
90% offered a daily rate of more than £223 £190 £225
10% offered a daily rate of more than £625 £500 £650
UK excluding London average daily rate £398 £375 £360
% change year-on-year
+6.00% +4.16%
Number of hourly rates quoted 36 61 34
Average hourly rate £25.63 £29.40 £30.00
Average hourly rate % change year-on-year
-12.84% -2.00%
90% offered a hourly rate of more than £16.50 £13.65 £16.50
10% offered a hourly rate of more than £47.00 £41.50 £36.00
UK excluding London average hourly rate £26.00 £27.50 £31.07
% change year-on-year
-5.45% -11.49%

TDD
Jobs Demand Trend in Essex

This chart provides a 3-month moving total of IT contractor jobs citing TDD across the Essex region as a proportion of the total demand within the Processes & Methodologies category.

TDD Jobs Demand Trend in Essex

TDD
Daily Rate Trend in Essex

This chart provides the 3-month moving average for daily rates quoted in IT contract jobs citing TDD across the Essex region.

TDD Daily Rate Trend in Essex

TDD
Daily Rate Histogram in Essex

This chart provides a histogram of daily rates quoted in contract IT jobs citing TDD across the Essex region over the 3 months to 29 January 2015.

TDD Daily Rate Histogram in Essex

TDD
Hourly Rate Trend in Essex

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

TDD Hourly Rate Trend in Essex

TDD
Hourly Rate Histogram in Essex

This chart provides a histogram of hourly rates quoted in contract IT jobs citing TDD across the Essex region over the 3 months to 29 January 2015.

TDD Hourly Rate Histogram in Essex

TDD
Contract Job Locations in Essex

The table below looks at the demand and provides a guide to the average contractor rates quoted in IT jobs citing TDD within the Essex region over the 3 months to 29 January 2015. 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
(Use links below to see detailed
statistics and historical trends)
Rank Change
on Same Period
Last Year
Matching
Contract
IT Job Ads
Average
Daily Rate
Last 3 Months
Average Daily Rate
% Change
on Same Period
Last Year
Live
Job
Vacancies
Southend-on-Sea +16 7 £625 +38.88% 1
Basildon +5 1 - -
Chelmsford - - - - 1
Colchester - - - - 1
Harlow - - - - 1
TDD
East of England

TDD
Top 30 Related IT Skills in Essex

For the 6 months to 29 January 2015, IT contractor jobs across the Essex region citing TDD also mentioned the following IT skills in order of popularity. The figures indicate the number of jobs and their proportion against the total number of contract IT job ads sampled that cited TDD.

1 49 (77.78%) Java
2 41 (65.08%) SQL
3 37 (58.73%) HTML
4 36 (57.14%) Agile Software Development
5 32 (50.79%) Web Services
6 31 (49.21%) CSS
7 30 (47.62%) XML
8 29 (46.03%) Linux
8 29 (46.03%) JavaScript
9 27 (42.86%) UNIX
10 24 (38.10%) Relational Database
11 21 (33.33%) REST
11 21 (33.33%) MVC
11 21 (33.33%) Spring
12 20 (31.75%) Scrum
12 20 (31.75%) Web Development
13 19 (30.16%) Oracle
13 19 (30.16%) HTML5
14 18 (28.57%) User Stories
14 18 (28.57%) Enterprise Software
14 18 (28.57%) J2EE
14 18 (28.57%) MySQL
14 18 (28.57%) PL/SQL
14 18 (28.57%) JBoss
14 18 (28.57%) JAAS
14 18 (28.57%) LDAP
14 18 (28.57%) Mac OS X
14 18 (28.57%) JPA
14 18 (28.57%) Hibernate
15 17 (26.98%) JAX-RS

TDD
Top Related IT Skills in Essex by Category

For the 6 months to 29 January 2015, IT contractor jobs across the Essex region citing TDD also mentioned the following IT skills grouped by category. The figures indicate the number of jobs and their proportion against the total number of contract IT job ads sampled that cited TDD. Up to 20 skills are shown per category.

Application Platforms
1 18 (28.57%) JBoss
2 14 (22.22%) WebLogic
3 9 (14.29%) WebSphere
4 2 (3.17%) Tomcat
4 2 (3.17%) Apache Solr
5 1 (1.59%) Adobe CQ
5 1 (1.59%) Node.js
Applications
1 4 (6.35%) MS Excel
Business Applications
1 5 (7.94%) Oracle Payables
2 1 (1.59%) Oracle Payroll
Communications & Networking
1 18 (28.57%) LDAP
2 14 (22.22%) HTTP
3 1 (1.59%) Internet
Database & Business Intelligence
1 24 (38.10%) Relational Database
2 18 (28.57%) MySQL
3 15 (23.81%) SQL Server
3 15 (23.81%) MariaDB
4 9 (14.29%) SQL Server 2008
5 8 (12.70%) Neo4j
5 8 (12.70%) MongoDB
5 8 (12.70%) SQL Server 2012
6 6 (9.52%) Data Warehouse
7 3 (4.76%) SQL Server Reporting Services
7 3 (4.76%) SQL Server Integration Services
8 2 (3.17%) NoSQL
9 1 (1.59%) Data Mart
9 1 (1.59%) SQL Server 2005
9 1 (1.59%) DTS
Development Applications
1 9 (14.29%) Eclipse
1 9 (14.29%) Ant
2 6 (9.52%) SoapUI
3 2 (3.17%) MSTest
3 2 (3.17%) WebDriver
3 2 (3.17%) Rhino Mocks
3 2 (3.17%) Mockito
3 2 (3.17%) Hamcrest
3 2 (3.17%) Jenkins
3 2 (3.17%) QUnit
3 2 (3.17%) Jasmine
3 2 (3.17%) Maven
3 2 (3.17%) Selenium
3 2 (3.17%) Git (software)
4 1 (1.59%) JUnit
General
1 9 (14.29%) Marketing
2 7 (11.11%) Finance
3 4 (6.35%) Manufacturing
4 3 (4.76%) Banking
5 2 (3.17%) Retail Banking
5 2 (3.17%) Retail
6 1 (1.59%) Front Office
6 1 (1.59%) Legal
Job Titles
1 48 (76.19%) Developer
2 33 (52.38%) Java Developer
3 11 (17.46%) Java/J2EE Developer
4 9 (14.29%) Agile Coach
5 8 (12.70%) Senior Developer
6 5 (7.94%) Data Warehouse Developer
6 5 (7.94%) Senior Java Developer
7 4 (6.35%) J2EE Developer
8 3 (4.76%) ScrumMaster
8 3 (4.76%) Business Intelligence Developer
9 2 (3.17%) C# .NET Developer
9 2 (3.17%) Software Engineer
9 2 (3.17%) Business Developer
9 2 (3.17%) HTML Developer
9 2 (3.17%) ASP.NET Developer
9 2 (3.17%) .NET Developer
9 2 (3.17%) C# Developer
9 2 (3.17%) C# ASP.NET Developer
10 1 (1.59%) Senior Web Developer
10 1 (1.59%) Oracle Analyst
Libraries, Frameworks & Software Standards
1 37 (58.73%) HTML
2 32 (50.79%) Web Services
3 31 (49.21%) CSS
4 30 (47.62%) XML
5 21 (33.33%) REST
5 21 (33.33%) Spring
6 19 (30.16%) HTML5
7 18 (28.57%) J2EE
7 18 (28.57%) JAAS
7 18 (28.57%) JPA
7 18 (28.57%) Hibernate
8 17 (26.98%) JAX-RS
9 16 (25.40%) SOAP
10 15 (23.81%) Spring MVC
11 14 (22.22%) Struts2
11 14 (22.22%) TopLink
11 14 (22.22%) Struts
12 13 (20.63%) JAX-RPC
13 10 (15.87%) Ajax
14 9 (14.29%) JAX-WS
Miscellaneous
1 18 (28.57%) Enterprise Software
2 13 (20.63%) Visualisation
3 5 (7.94%) Analytical Skills
4 2 (3.17%) Open Source
4 2 (3.17%) Management Information System
4 2 (3.17%) Mathematics
4 2 (3.17%) Biology
4 2 (3.17%) Computer Science
5 1 (1.59%) Data Structures
Operating Systems
1 29 (46.03%) Linux
2 27 (42.86%) UNIX
3 18 (28.57%) Mac OS X
4 9 (14.29%) Windows
4 9 (14.29%) Solaris
Processes & Methodologies
1 36 (57.14%) Agile Software Development
2 21 (33.33%) MVC
3 20 (31.75%) Scrum
3 20 (31.75%) Web Development
4 18 (28.57%) User Stories
5 13 (20.63%) Configuration Management
5 13 (20.63%) Web Design
5 13 (20.63%) Continuous Integration
5 13 (20.63%) Responsive Web Design
5 13 (20.63%) Microservices
6 12 (19.05%) Software Engineering
7 11 (17.46%) Unit Testing
7 11 (17.46%) Validation
7 11 (17.46%) Mentoring
8 10 (15.87%) Test Automation
8 10 (15.87%) Content Management
9 9 (14.29%) Product Management
9 9 (14.29%) Use Case
9 9 (14.29%) Refactoring
9 9 (14.29%) RUP
Programming Languages
1 49 (77.78%) Java
2 41 (65.08%) SQL
3 29 (46.03%) JavaScript
4 18 (28.57%) PL/SQL
5 16 (25.40%) C#
6 12 (19.05%) Ruby
7 5 (7.94%) VBA
8 3 (4.76%) T-SQL
9 2 (3.17%) Python
10 1 (1.59%) Groovy
Qualifications
1 1 (1.59%) Security Cleared
1 1 (1.59%) ISEB
System Software
1 1 (1.59%) Docker
Vendors
1 19 (30.16%) Oracle
2 9 (14.29%) IBM
3 2 (3.17%) AccuRev
4 1 (1.59%) Microsoft
4 1 (1.59%) Adobe