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 22 February 2017 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
22 Feb 2017
Same period 2016 Same period 2015
Test-Driven Development (TDD)
Rank 6 29 20
Rank change year-on-year
+23 -9
Contract jobs citing TDD 77 26 38
As % of all contract IT jobs located in Essex 19.79% 5.27% 8.60%
As % of the Processes & Methodologies category 22.51% 6.27% 11.08%
Number of daily rates quoted 55 22 25
Median daily rate £463 £513 £425
Median daily rate % change year-on-year
-9.75% +20.58%
90% offered a daily rate of more than £267 £350 £292
10% offered a daily rate of more than £550 £580 £625
UK excluding London median daily rate £420 £400 £375
% change year-on-year
+5.00% +6.66%
Number of hourly rates quoted 6 0 4
Median hourly rate £37.00 - £36.00
UK excluding London median hourly rate £37.00 £40.00 £36.00
% change year-on-year
-7.50% +11.11%

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
342 415 343
As % of all contract IT jobs located in Essex 87.92% 84.18% 77.60%
Number of daily rates quoted 227 241 191
Median daily rate £425 £425 £400
Median daily rate % change year-on-year
- +6.25%
90% offered a daily rate of more than £265 £275 £230
10% offered a daily rate of more than £550 £600 £625
UK excluding London median daily rate £410 £400 £400
% change year-on-year
+2.50% -
Number of hourly rates quoted 33 49 43
Median hourly rate £37.00 £34.50 £32.65
Median hourly rate % change year-on-year
+7.24% +5.66%
90% offered a hourly rate of more than £29.00 £16.05 £16.50
10% offered a hourly rate of more than £47.00 £62.50 £45.90
UK excluding London median hourly rate £35.00 £40.00 £27.50
% change year-on-year
-12.50% +45.45%

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 22 February 2017.

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 22 February 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
Southend-on-Sea -1 18 £505 -8.18% 4
Brentwood - 8 £265 -
Basildon - 4 - -
Colchester - 2 £375 - 1
TDD
East of England

TDD
Top 30 Related IT Skills in Essex

For the 6 months to 22 February 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 Essex region with a requirement for TDD.

1 97 (75.78%) Agile Software Development
2 79 (61.72%) Continuous Integration
3 70 (54.69%) DevOps
4 67 (52.34%) Scrum
5 51 (39.84%) SOA
5 51 (39.84%) Java
6 42 (32.81%) Jenkins
7 38 (29.69%) Kanban
8 35 (27.34%) Mentoring
9 34 (26.56%) Software Engineering
10 33 (25.78%) Pair Programming
11 29 (22.66%) Coaching
11 29 (22.66%) Mobile App
12 28 (21.88%) Android
13 27 (21.09%) Apple iOS
14 26 (20.31%) BDD
15 25 (19.53%) RESTful
15 25 (19.53%) Manufacturing
16 24 (18.75%) JavaScript
16 24 (18.75%) Open Source
16 24 (18.75%) iOS Development
17 23 (17.97%) Analytical Skills
17 23 (17.97%) Android Development
17 23 (17.97%) JIRA
17 23 (17.97%) Automated Testing
18 22 (17.19%) Finance
18 22 (17.19%) MVC
18 22 (17.19%) J2EE
18 22 (17.19%) Oracle
18 22 (17.19%) Linux

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 20 (15.63%) Confluence
2 17 (13.28%) Oracle SOA Suite
3 15 (11.72%) Adobe Experience Manager
4 13 (10.16%) Apache
4 13 (10.16%) JBoss
5 5 (3.91%) WebSphere
6 4 (3.13%) WebLogic
7 3 (2.34%) Mule
7 3 (2.34%) Oracle Service Bus
8 2 (1.56%) BizTalk Server
8 2 (1.56%) SharePoint
8 2 (1.56%) Skype for Business
Applications
1 5 (3.91%) MS Excel
2 3 (2.34%) MS Office
2 3 (2.34%) MS PowerPoint
2 3 (2.34%) MS Visio
Business Applications
1 18 (14.06%) SAP Oil and Gas
2 2 (1.56%) Dynamics CRM
Cloud Services
1 15 (11.72%) GitHub
2 5 (3.91%) Microsoft Azure
3 2 (1.56%) Office 365
3 2 (1.56%) Yammer
Communications & Networking
1 15 (11.72%) HTTP
1 15 (11.72%) SSL
1 15 (11.72%) TCP/IP
2 4 (3.13%) Intranet
Database & Business Intelligence
1 14 (10.94%) Relational Database
2 6 (4.69%) SQL Server
3 1 (0.78%) MongoDB
3 1 (0.78%) NoSQL
3 1 (0.78%) Oracle Database
Development Applications
1 42 (32.81%) Jenkins
2 23 (17.97%) JIRA
3 22 (17.19%) Git (software)
4 20 (15.63%) JIRA Agile
5 16 (12.50%) JUnit
6 13 (10.16%) Subversion
7 12 (9.38%) SoapUI
8 11 (8.59%) Gradle
9 10 (7.81%) Calabash
10 8 (6.25%) Maven
11 7 (5.47%) Xcode
12 5 (3.91%) Android Studio
13 4 (3.13%) Ant
14 3 (2.34%) Selenium
14 3 (2.34%) Team Foundation Server
14 3 (2.34%) XDoclet
15 1 (0.78%) AccuRev
15 1 (0.78%) gulp
15 1 (0.78%) webpack
General
1 25 (19.53%) Manufacturing
2 22 (17.19%) Finance
3 21 (16.41%) Marketing
4 18 (14.06%) Electronics
4 18 (14.06%) Telecoms
5 12 (9.38%) Automotive
6 3 (2.34%) Legal
7 2 (1.56%) Retail
8 1 (0.78%) Games
Job Titles
1 59 (46.09%) Developer
2 21 (16.41%) Java Developer
3 17 (13.28%) Scrum Master
4 16 (12.50%) iOS Developer
5 14 (10.94%) Android Developer
6 9 (7.03%) Java Software Developer
6 9 (7.03%) Senior Developer
6 9 (7.03%) Senior Java Developer
7 8 (6.25%) DevOps Engineer
7 8 (6.25%) Lead DevOps
7 8 (6.25%) Senior Java Software Developer
7 8 (6.25%) Senior Software Developer
7 8 (6.25%) Test Automation Specialist
7 8 (6.25%) Test Specialist
8 6 (4.69%) Agile Coach
8 6 (4.69%) Agile Scrum Master
8 6 (4.69%) Full Stack Developer
9 5 (3.91%) .NET Developer
9 5 (3.91%) ASP.NET Developer
9 5 (3.91%) Software Manager
Libraries, Frameworks & Software Standards
1 25 (19.53%) RESTful
2 22 (17.19%) J2EE
3 21 (16.41%) HTML
3 21 (16.41%) JSON
3 21 (16.41%) XML
4 20 (15.63%) Web Services
5 18 (14.06%) Middleware
6 15 (11.72%) Core Animation
6 15 (11.72%) Core Data
7 14 (10.94%) SOAP
8 10 (7.81%) Cocoa
8 10 (7.81%) iOS SDK
9 9 (7.03%) Android SDK
10 7 (5.47%) iPhone SDK
11 6 (4.69%) .NET
11 6 (4.69%) .NET Framework
11 6 (4.69%) ASP.NET
11 6 (4.69%) Entity Framework
12 5 (3.91%) AngularJS
12 5 (3.91%) HTML5
Miscellaneous
1 29 (22.66%) Mobile App
2 23 (17.97%) Analytical Skills
3 15 (11.72%) Animation
3 15 (11.72%) Virtual Team
4 13 (10.16%) Enterprise Software
5 11 (8.59%) Computer Science
6 7 (5.47%) iPhone
7 2 (1.56%) Driving Licence
7 2 (1.56%) PMI
8 1 (0.78%) NHS
8 1 (0.78%) RIA
8 1 (0.78%) User Experience
Operating Systems
1 28 (21.88%) Android
2 27 (21.09%) Apple iOS
3 22 (17.19%) Linux
4 11 (8.59%) Red Hat Enterprise Linux
5 4 (3.13%) Unix
6 2 (1.56%) Windows
Processes & Methodologies
1 97 (75.78%) Agile Software Development
2 79 (61.72%) Continuous Integration
3 70 (54.69%) DevOps
4 67 (52.34%) Scrum
5 51 (39.84%) SOA
6 38 (29.69%) Kanban
7 35 (27.34%) Mentoring
8 34 (26.56%) Software Engineering
9 33 (25.78%) Pair Programming
10 29 (22.66%) Coaching
11 26 (20.31%) BDD
12 24 (18.75%) iOS Development
12 24 (18.75%) Open Source
13 23 (17.97%) Android Development
13 23 (17.97%) Automated Testing
14 22 (17.19%) MVC
14 22 (17.19%) User Stories
15 21 (16.41%) Business Intelligence
15 21 (16.41%) Digital Marketing
16 20 (15.63%) Programme Management
Programming Languages
1 51 (39.84%) Java
2 24 (18.75%) JavaScript
3 12 (9.38%) Apple Swift
3 12 (9.38%) Objective-C
4 10 (7.81%) Perl
5 7 (5.47%) C
5 7 (5.47%) C++
6 6 (4.69%) C#
7 5 (3.91%) Python
7 5 (3.91%) SQL
8 4 (3.13%) Groovy
8 4 (3.13%) Ruby
8 4 (3.13%) XPath
9 1 (0.78%) ES6
9 1 (0.78%) TypeScript
Qualifications
1 11 (8.59%) Degree
2 3 (2.34%) Security Cleared
3 2 (1.56%) BPSS Clearance
3 2 (1.56%) PMI Certification
3 2 (1.56%) PMP
4 1 (0.78%) SC Cleared
Quality Assurance & Compliance
1 5 (3.91%) QA
2 3 (2.34%) Disclosure Scotland
System Software
1 13 (10.16%) Docker
2 6 (4.69%) VMware Infrastructure
Systems Management
1 12 (9.38%) Opscode Chef
1 12 (9.38%) Puppet
2 5 (3.91%) Ansible
Vendors
1 22 (17.19%) Oracle
2 21 (16.41%) SAP
3 16 (12.50%) WSO2
4 14 (10.94%) Adobe
5 6 (4.69%) VMware
6 5 (3.91%) IBM
7 3 (2.34%) CA Agile Central
8 2 (1.56%) Infor
8 2 (1.56%) Mapbox
8 2 (1.56%) Microsoft
8 2 (1.56%) Salesforce.com
9 1 (0.78%) Red Hat
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