The table below looks at the statistics for TDD skills in IT contracts advertised for the Essex region. Included is a guide to the contractor rates offered in IT contracts that have cited TDD over the 3 months to 24 September 2016 with a comparison to the same period over 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.

3 months to
24 Sep 2016
Same period 2015 Same period 2014
Test-Driven Development (TDD)
Rank 32 35 34
Rank change year-on-year
+3 -1
Contract jobs citing TDD 20 22 28
As % of all contract IT jobs located in Essex 4.63% 4.18% 5.74%
As % of the Processes & Methodologies category 5.41% 5.46% 7.07%
Number of daily rates quoted 15 8 20
Median daily rate £500 £413 £436
Median daily rate % change year-on-year
+21.21% -5.44%
90% offered a daily rate of more than £427 £323 £346
10% offered a daily rate of more than £572 £597 £480
UK excluding London median daily rate £425 £390 £375
% change year-on-year
+8.97% +4.00%
Number of hourly rates quoted 0 8 0
Median hourly rate - £37.06 -
UK excluding London median hourly rate £41.25 £38.73 £36.25
% change year-on-year
+6.52% +6.82%
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
370 403 396
As % of all contract IT jobs located in Essex 85.65% 76.62% 81.15%
Number of daily rates quoted 222 213 210
Median daily rate £350 £400 £425
Median daily rate % change year-on-year
-12.50% -5.88%
90% offered a daily rate of more than £230 £275 £275
10% offered a daily rate of more than £540 £544 £525
UK excluding London median daily rate £400 £400 £375
% change year-on-year
- +6.66%
Number of hourly rates quoted 71 66 45
Median hourly rate £36.00 £36.67 £33.73
Median hourly rate % change year-on-year
-1.82% +8.73%
90% offered a hourly rate of more than £16.50 £24.00 £16.50
10% offered a hourly rate of more than £46.00 £44.75 £43.98
UK excluding London median hourly rate £32.50 £33.64 £26.50
% change year-on-year
-3.38% +26.94%

TDD
Jobs Demand Trend in Essex

The demand trend of contract jobs across the Essex region citing TDD as a proportion of all IT contracts with a match in 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 24 September 2016.

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 median contractor rates quoted in IT jobs citing TDD within the Essex region over the 3 months to 24 September 2016. 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
(Click see detailed
statistics and trends)
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
Southend-on-Sea +1 10 £540 -9.24% 1
Basildon -1 1 £235 - 1
Harlow - 1 £525 -
TDD
East of England

TDD
Top 30 Related IT Skills in Essex

For the 6 months to 24 September 2016, 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 Essex region with a requirement for TDD.

1 50 (90.91%) Agile Software Development
2 29 (52.73%) Web Services
3 27 (49.09%) Scrum
3 27 (49.09%) SOAP
3 27 (49.09%) Java
4 25 (45.45%) HTML
5 24 (43.64%) J2EE
6 23 (41.82%) XML
6 23 (41.82%) SOA
6 23 (41.82%) HTML5
7 21 (38.18%) REST
8 19 (34.55%) DevOps
8 19 (34.55%) SQL Server
9 18 (32.73%) Continuous Integration
9 18 (32.73%) AngularJS
10 17 (30.91%) Kanban
10 17 (30.91%) Oracle
11 16 (29.09%) Jenkins
12 15 (27.27%) WSO2
12 15 (27.27%) JSF
12 15 (27.27%) Linux
13 14 (25.45%) TopLink
13 14 (25.45%) Integration Testing
13 14 (25.45%) AccuRev
14 13 (23.64%) Open Source
15 12 (21.82%) Red Hat Enterprise Linux
15 12 (21.82%) BDD
15 12 (21.82%) Puppet
15 12 (21.82%) PrimeFaces
15 12 (21.82%) Opscode Chef

TDD
Top Related IT Skills in Essex 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 8 (14.55%) Apache
1 8 (14.55%) JBoss
2 6 (10.91%) Mule
2 6 (10.91%) Oracle Service Bus
3 3 (5.45%) Confluence
3 3 (5.45%) WebSphere
4 1 (1.82%) SharePoint
4 1 (1.82%) WebLogic
Applications
1 4 (7.27%) MS Excel
2 3 (5.45%) MS Office
Business Applications
1 4 (7.27%) SAP Oil and Gas
Communications & Networking
1 11 (20.00%) HTTP
1 11 (20.00%) SSL
1 11 (20.00%) TCP/IP
2 2 (3.64%) Firewall
Database & Business Intelligence
1 19 (34.55%) SQL Server
2 9 (16.36%) Relational Database
3 2 (3.64%) SQL Server 2008
4 1 (1.82%) Amazon DynamoDB
4 1 (1.82%) Apache Cassandra
4 1 (1.82%) MongoDB
4 1 (1.82%) NoSQL
4 1 (1.82%) RDBMS
Development Applications
1 16 (29.09%) Jenkins
2 14 (25.45%) AccuRev
3 12 (21.82%) Git (software)
4 9 (16.36%) Subversion
5 7 (12.73%) Selenium
5 7 (12.73%) SoapUI
6 5 (9.09%) Cucumber
7 4 (7.27%) JIRA
7 4 (7.27%) SpecFlow
8 3 (5.45%) Ant
8 3 (5.45%) JIRA Agile
9 2 (3.64%) NUnit
10 1 (1.82%) LoadUI
10 1 (1.82%) Maven
General
1 6 (10.91%) Finance
1 6 (10.91%) Marketing
2 5 (9.09%) Automotive
2 5 (9.09%) Manufacturing
3 4 (7.27%) Electronics
3 4 (7.27%) Telecoms
Job Titles
1 28 (50.91%) Developer
2 16 (29.09%) Java Developer
3 14 (25.45%) J2EE Developer
4 12 (21.82%) Java/J2EE Developer
5 6 (10.91%) Angular Developer
5 6 (10.91%) HTML Developer
5 6 (10.91%) SOA Developer
6 5 (9.09%) Lead DevOps
7 4 (7.27%) Agile Developer
7 4 (7.27%) C# Developer
7 4 (7.27%) Integration Developer
8 3 (5.45%) .NET Developer
8 3 (5.45%) Analyst
8 3 (5.45%) ASP.NET Developer
8 3 (5.45%) C# ASP.NET Developer
8 3 (5.45%) QA Manager
8 3 (5.45%) Release Manager
8 3 (5.45%) Senior DevOps
8 3 (5.45%) Test Analyst
8 3 (5.45%) Test Specialist
Libraries, Frameworks & Software Standards
1 29 (52.73%) Web Services
2 27 (49.09%) SOAP
3 25 (45.45%) HTML
4 24 (43.64%) J2EE
5 23 (41.82%) HTML5
5 23 (41.82%) XML
6 21 (38.18%) REST
7 18 (32.73%) AngularJS
8 15 (27.27%) JSF
9 14 (25.45%) TopLink
10 12 (21.82%) PrimeFaces
11 10 (18.18%) Middleware
12 6 (10.91%) Apache Camel
12 6 (10.91%) Apache CXF
12 6 (10.91%) CSS
12 6 (10.91%) JSON
13 5 (9.09%) .NET
13 5 (9.09%) Ajax
14 4 (7.27%) .NET Framework
14 4 (7.27%) ASP.NET
Miscellaneous
1 3 (5.45%) Analytical Skills
1 3 (5.45%) Client/Server
2 1 (1.82%) Computer Science
2 1 (1.82%) Enterprise Software
2 1 (1.82%) NHS
Operating Systems
1 15 (27.27%) Linux
2 12 (21.82%) Red Hat Enterprise Linux
3 3 (5.45%) Unix
Processes & Methodologies
1 50 (90.91%) Agile Software Development
2 27 (49.09%) Scrum
3 23 (41.82%) SOA
4 19 (34.55%) DevOps
5 18 (32.73%) Continuous Integration
6 17 (30.91%) Kanban
7 14 (25.45%) Integration Testing
8 13 (23.64%) Open Source
9 12 (21.82%) BDD
10 11 (20.00%) Configuration Management
10 11 (20.00%) Continuous Delivery
10 11 (20.00%) Mentoring
10 11 (20.00%) Software Engineering
10 11 (20.00%) System Integration Testing
11 8 (14.55%) API Design
11 8 (14.55%) Coaching
11 8 (14.55%) Microservices
12 7 (12.73%) User Stories
13 6 (10.91%) Digital Marketing
14 5 (9.09%) User Acceptance Testing
Programming Languages
1 27 (49.09%) Java
2 10 (18.18%) C#
3 9 (16.36%) JavaScript
3 9 (16.36%) SQL
4 8 (14.55%) Perl
5 3 (5.45%) C
6 2 (3.64%) XPath
7 1 (1.82%) Groovy
7 1 (1.82%) Shell Script
7 1 (1.82%) VB.NET
Qualifications
1 5 (9.09%) ISTQB
2 3 (5.45%) ISTQB Foundation Certification
3 2 (3.64%) Degree
3 2 (3.64%) ISEB
4 1 (1.82%) SC Cleared
4 1 (1.82%) Security Cleared
Quality Assurance & Compliance
1 3 (5.45%) QA
2 1 (1.82%) Disclosure Scotland
System Software
1 8 (14.55%) Docker
Systems Management
1 12 (21.82%) Opscode Chef
1 12 (21.82%) Puppet
2 2 (3.64%) Ansible
3 1 (1.82%) Terraform
Vendors
1 17 (30.91%) Oracle
2 15 (27.27%) WSO2
3 7 (12.73%) SAP
4 3 (5.45%) Microsoft
5 2 (3.64%) IBM
5 2 (3.64%) Infor
5 2 (3.64%) Salesforce.com
6 1 (1.82%) CA
6 1 (1.82%) Rally
Essex
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Rate: £450 - £500 per day
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