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 2 July 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
2 Jul 2015
Same period 2014 Same period 2013
Test-Driven Development (TDD)
Rank 21 36 42
Rank change year-on-year
+15 +6
Contract jobs citing TDD 42 16 13
As % of all contract IT jobs located in Essex 6.53% 3.01% 2.94%
As % of the Processes & Methodologies category 8.61% 4.05% 4.02%
Number of daily rates quoted 19 12 10
Average daily rate
Keep up to 90%
of your Daily Rate
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£400 £400 £325
Average daily rate % change year-on-year
- +23.07%
90% offered a daily rate of more than £362 £353 £292
10% offered a daily rate of more than £585 £450 £460
UK excluding London average daily rate £375 £375 £350
% change year-on-year
- +7.14%
Number of hourly rates quoted 0 2 0
Average hourly rate - £43.75 -
UK excluding London average hourly rate £45.00 £59.50 £36.50
% change year-on-year
-24.36% +63.01%
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
488 395 323
As % of all contract IT jobs located in Essex 75.89% 74.25% 73.08%
Number of daily rates quoted 294 211 152
Average daily rate £400 £400 £338
Average daily rate % change year-on-year
- +18.51%
90% offered a daily rate of more than £294 £240 £213
10% offered a daily rate of more than £550 £500 £475
UK excluding London average daily rate £388 £375 £370
% change year-on-year
+3.33% +1.35%
Number of hourly rates quoted 41 50 60
Average hourly rate £37.50 £30.00 £33.00
Average hourly rate % change year-on-year
+25.00% -9.09%
90% offered a hourly rate of more than £16.50 £16.35 £22.00
10% offered a hourly rate of more than £45.30 £44.30 £43.00
UK excluding London average hourly rate £30.00 £28.50 £30.50
% change year-on-year
+5.26% -6.55%

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 2 July 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
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 2 July 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
Basildon -2 7 £400 -11.11%
Southend-on-Sea - 5 £589 - 1
TDD
East of England

TDD
Top 30 Related IT Skills in Essex

For the 6 months to 2 July 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 76 (95.00%) Agile Software Development
2 57 (71.25%) Java
3 47 (58.75%) Scrum
4 45 (56.25%) HTML
5 43 (53.75%) UNIX
5 43 (53.75%) Linux
6 42 (52.50%) XML
6 42 (52.50%) REST
7 41 (51.25%) Web Services
8 35 (43.75%) SOAP
8 35 (43.75%) User Stories
9 34 (42.50%) HTML5
9 34 (42.50%) SQL
10 32 (40.00%) J2EE
11 31 (38.75%) Relational Database
12 30 (37.50%) CSS
13 29 (36.25%) Continuous Integration
14 26 (32.50%) TopLink
15 25 (31.25%) Jenkins
16 24 (30.00%) Git (software)
16 24 (30.00%) OO
16 24 (30.00%) JavaScript
16 24 (30.00%) Mac OS X
17 22 (27.50%) Ajax
17 22 (27.50%) WebSphere
17 22 (27.50%) EclipseLink
18 21 (26.25%) Kanban
18 21 (26.25%) Marketing
18 21 (26.25%) IBM
19 20 (25.00%) SOA

TDD
Top Related IT Skills in Essex by Category

For the 6 months to 2 July 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 22 (27.50%) WebSphere
2 7 (8.75%) JBoss
3 6 (7.50%) WebLogic
4 5 (6.25%) Adobe Experience Manager
5 2 (2.50%) WebSphere Application Server
5 2 (2.50%) GlassFish
6 1 (1.25%) Drupal
6 1 (1.25%) IIS
6 1 (1.25%) WebLogic Portal
Applications
1 8 (10.00%) MS Excel
2 6 (7.50%) MS Visio
2 6 (7.50%) MS PowerPoint
2 6 (7.50%) MS Office
Cloud Services
1 1 (1.25%) Google Analytics
Communications & Networking
1 16 (20.00%) HTTP
2 12 (15.00%) TCP/IP
2 12 (15.00%) SSL
3 5 (6.25%) LDAP
4 2 (2.50%) Internet
Database & Business Intelligence
1 31 (38.75%) Relational Database
2 18 (22.50%) SQL Server
3 6 (7.50%) MySQL
3 6 (7.50%) MariaDB
4 1 (1.25%) MongoDB
4 1 (1.25%) Neo4j
Development Applications
1 25 (31.25%) Jenkins
2 24 (30.00%) Git (software)
3 20 (25.00%) Ant
3 20 (25.00%) Eclipse
3 20 (25.00%) Subversion
4 15 (18.75%) SoapUI
5 10 (12.50%) JIRA
6 8 (10.00%) JUnit
7 7 (8.75%) AccuRev
8 4 (5.00%) Maven
9 3 (3.75%) HP UFT
10 2 (2.50%) JMeter
10 2 (2.50%) Selenium
10 2 (2.50%) Cucumber
10 2 (2.50%) Hudson
11 1 (1.25%) Team Foundation Server
General
1 21 (26.25%) Marketing
2 10 (12.50%) Manufacturing
3 6 (7.50%) Legal
4 4 (5.00%) Finance
5 1 (1.25%) Back Office
5 1 (1.25%) Banking
Job Titles
1 59 (73.75%) Developer
2 50 (62.50%) Java Developer
3 20 (25.00%) Java/J2EE Developer
4 11 (13.75%) Analyst
4 11 (13.75%) Senior Developer
5 10 (12.50%) Senior Java Developer
6 9 (11.25%) Business Analyst
7 8 (10.00%) Architect
7 8 (10.00%) Agile Business Analyst
8 7 (8.75%) Lead Technical Architect
8 7 (8.75%) Lead Architect
8 7 (8.75%) Technical Architect
9 5 (6.25%) J2EE Developer
9 5 (6.25%) .NET Developer
9 5 (6.25%) Lead Developer
9 5 (6.25%) Lead Java Developer
10 4 (5.00%) C# .NET Developer
10 4 (5.00%) C# Developer
11 2 (2.50%) Test Analyst
11 2 (2.50%) HTML Developer
Libraries, Frameworks & Software Standards
1 45 (56.25%) HTML
2 42 (52.50%) XML
2 42 (52.50%) REST
3 41 (51.25%) Web Services
4 35 (43.75%) SOAP
5 34 (42.50%) HTML5
6 32 (40.00%) J2EE
7 30 (37.50%) CSS
8 26 (32.50%) TopLink
9 22 (27.50%) Ajax
9 22 (27.50%) EclipseLink
10 18 (22.50%) Middleware
11 17 (21.25%) XHTML
11 17 (21.25%) JAX-RS
12 16 (20.00%) JAX-WS
13 15 (18.75%) JSF
13 15 (18.75%) PrimeFaces
14 13 (16.25%) Hibernate
15 10 (12.50%) Spring
16 8 (10.00%) Spring MVC
Miscellaneous
1 7 (8.75%) Analytical Skills
2 6 (7.50%) Enterprise Software
3 4 (5.00%) Visualisation
4 3 (3.75%) Mobile App
4 3 (3.75%) Management Information System
4 3 (3.75%) User Experience
5 1 (1.25%) Web 2.0
5 1 (1.25%) Life Science
Operating Systems
1 43 (53.75%) UNIX
1 43 (53.75%) Linux
2 24 (30.00%) Mac OS X
3 18 (22.50%) Windows
3 18 (22.50%) Solaris
4 3 (3.75%) Red Hat Enterprise Linux
Processes & Methodologies
1 76 (95.00%) Agile Software Development
2 47 (58.75%) Scrum
3 35 (43.75%) User Stories
4 29 (36.25%) Continuous Integration
5 24 (30.00%) OO
6 21 (26.25%) Kanban
7 20 (25.00%) SOA
7 20 (25.00%) Use Case
7 20 (25.00%) Digital Marketing
8 16 (20.00%) Content Management
8 16 (20.00%) B2C
9 13 (16.25%) RUP
10 11 (13.75%) MVC
10 11 (13.75%) Validation
10 11 (13.75%) BDD
10 11 (13.75%) Coaching
11 10 (12.50%) Web Development
12 8 (10.00%) Mentoring
12 8 (10.00%) Information Management
13 6 (7.50%) Web Design
Programming Languages
1 57 (71.25%) Java
2 34 (42.50%) SQL
3 24 (30.00%) JavaScript
4 9 (11.25%) PL/SQL
5 6 (7.50%) C#
6 3 (3.75%) Ruby
6 3 (3.75%) Scala
7 1 (1.25%) VBScript
7 1 (1.25%) VB
7 1 (1.25%) Python
Qualifications
1 4 (5.00%) Security Cleared
2 3 (3.75%) SC Cleared
3 2 (2.50%) ISTQB
3 2 (2.50%) ISTQB Foundation Certification
Systems Management
1 18 (22.50%) Puppet
1 18 (22.50%) Opscode Chef
2 2 (2.50%) HP Quality Center
Vendors
1 21 (26.25%) IBM
2 10 (12.50%) WSO2
3 6 (7.50%) Oracle
4 5 (6.25%) Adobe
5 4 (5.00%) Microsoft
6 3 (3.75%) HP
6 3 (3.75%) Twitter
7 2 (2.50%) Google
8 1 (1.25%) FatWire
8 1 (1.25%) Omniture