The table below looks at the statistics for TDD skills in IT jobs advertised for the Hertfordshire region. Included is a guide to the salaries offered in IT jobs that have cited TDD over the 3 months to 27 June 2016 with a comparison to the same period over the previous 2 years.

3 months to
27 Jun 2016
Same period 2015 Same period 2014
Test-Driven Development (TDD)
Rank 51 34 41
Rank change year-on-year
-17 +7
Permanent jobs citing TDD 98 184 153
As % of all permanent IT jobs located in Hertfordshire 4.73% 7.72% 5.76%
As % of the Processes & Methodologies category 5.57% 9.30% 7.02%
Number of salaries quoted 96 175 150
Median salary £56,250 £50,000 £50,000
Median salary % change year-on-year
+12.50% -
90% offered a salary of more than £33,500 £35,000 £35,000
10% offered a salary of more than £70,000 £65,000 £62,500
UK excluding London median salary £44,000 £42,500 £41,500
% change year-on-year
+3.52% +2.40%
TDD
East of England

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

Processes & Methodologies Category
Hertfordshire
Permanent IT job ads with a match in the
Processes & Methodologies category
1760 1978 2180
As % of all permanent IT jobs located in Hertfordshire 84.94% 83.00% 82.14%
Number of salaries quoted 1462 1600 1789
Median salary £50,000 £50,000 £47,500
Median salary % change year-on-year
- +5.26%
90% offered a salary of more than £33,500 £31,000 £32,500
10% offered a salary of more than £70,000 £75,000 £67,500
UK excluding London median salary £45,000 £44,000 £42,500
% change year-on-year
+2.27% +3.52%

TDD
Jobs Demand Trend in Hertfordshire

The demand trend of job ads across the Hertfordshire region citing TDD as a proportion of all IT jobs with a match in the Processes & Methodologies category.

TDD Jobs Demand Trend in Hertfordshire

TDD
Salary Trend in Hertfordshire

This chart provides the 3-month moving average for salaries quoted in permanent IT jobs citing TDD across the Hertfordshire region.

TDD Salary Trend in Hertfordshire

TDD
Salary Histogram in Hertfordshire

This chart provides a salary histogram for IT jobs citing TDD across the Hertfordshire region over the 3 months to 27 June 2016.

TDD Salary Histogram in Hertfordshire

TDD
Job Locations in Hertfordshire

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing TDD within the Hertfordshire region over the 3 months to 27 June 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
Permanent
IT Job Ads
Median Salary
Last 3 Months
Median Salary
% Change
on Same Period
Last Year
Live
Job
Vacancies
St Albans -7 30 £65,000 +18.18% 3
Watford +4 17 £62,500 +38.88% 4
Rickmansworth - 7 £42,500 -
Letchworth -10 6 £33,500 +8.06% 3
Welwyn Garden City +4 3 £95,000 +137.50%
Hitchin - 3 £55,000 -
Bishop's Stortford - 2 £42,500 -
Harpenden - 2 £60,000 -
Hertford - 2 £65,000 - 1
Kings Langley -6 1 - -
Broxbourne -8 1 £42,500 -10.52% 1
TDD
East of England

TDD
Top 30 Related IT Skills in Hertfordshire

For the 6 months to 27 June 2016, IT jobs citing TDD also mentioned the following skills in order of popularity. The figures indicate the number co-occurrences and its proportion to all job ads across the Hertfordshire region with a requirement for TDD.

1 174 (93.55%) Agile Software Development
2 120 (64.52%) C#
3 118 (63.44%) .NET
4 114 (61.29%) BDD
5 106 (56.99%) MVC
6 99 (53.23%) ASP.NET
7 93 (50.00%) JavaScript
8 89 (47.85%) Scrum
9 85 (45.70%) ASP.NET Web API
10 83 (44.62%) SQL Server
10 83 (44.62%) ASP.NET MVC
11 79 (42.47%) WCF
12 77 (41.40%) HTML
13 74 (39.78%) RESTful
14 67 (36.02%) SQL
15 61 (32.80%) CSS
16 59 (31.72%) Node.js
17 58 (31.18%) ASP.NET MVC 5
18 57 (30.65%) Git (software)
19 56 (30.11%) XML
20 55 (29.57%) NoSQL
21 54 (29.03%) Java
22 53 (28.49%) Ajax
23 46 (24.73%) Ruby
24 45 (24.19%) Unit Testing
24 45 (24.19%) SQL Server 2014
25 44 (23.66%) Web Application Development
26 43 (23.12%) NUnit
26 43 (23.12%) Microsoft
27 41 (22.04%) OO

TDD
Top Related IT Skills in Hertfordshire 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 14 (7.53%) IIS
2 12 (6.45%) Elasticsearch
2 12 (6.45%) NServiceBus
3 8 (4.30%) CMS
3 8 (4.30%) WebLogic
4 5 (2.69%) Tomcat
5 3 (1.61%) Confluence
5 3 (1.61%) JBoss
5 3 (1.61%) WebSphere
6 2 (1.08%) Drupal
6 2 (1.08%) WebLogic Portal
6 2 (1.08%) WordPress
7 1 (0.54%) nginx
Applications
1 33 (17.74%) MS Excel
2 2 (1.08%) MS Office
2 2 (1.08%) Photoshop
Business Applications
1 5 (2.69%) Dynamics CRM
2 3 (1.61%) SAP Oil and Gas
3 1 (0.54%) ResourceLink
Cloud Services
1 12 (6.45%) Microsoft Azure
2 8 (4.30%) OpenShift
3 5 (2.69%) GitHub
4 4 (2.15%) Amazon AWS
5 1 (0.54%) Heroku
5 1 (0.54%) SuccessFactors
Communications & Networking
1 12 (6.45%) Wireshark
2 11 (5.91%) Internet
3 1 (0.54%) 3GPP
3 1 (0.54%) LTE
3 1 (0.54%) Wireless
Database & Business Intelligence
1 83 (44.62%) SQL Server
2 55 (29.57%) NoSQL
3 45 (24.19%) SQL Server 2014
4 15 (8.06%) MongoDB
5 14 (7.53%) RavenDB
6 13 (6.99%) Redis
7 11 (5.91%) Apache Cassandra
8 8 (4.30%) Couchbase
9 5 (2.69%) Oracle Database
9 5 (2.69%) SQL Server 2008
10 3 (1.61%) Oracle Database 12c
11 2 (1.08%) Data Mining
11 2 (1.08%) MySQL
11 2 (1.08%) Oracle Database 10g
11 2 (1.08%) Relational Database
12 1 (0.54%) PostgreSQL
Development Applications
1 57 (30.65%) Git (software)
2 43 (23.12%) NUnit
3 33 (17.74%) JIRA
4 30 (16.13%) TeamCity
5 22 (11.83%) Selenium
5 22 (11.83%) Subversion
6 16 (8.60%) Team Foundation Server
7 14 (7.53%) Cucumber
7 14 (7.53%) Jenkins
7 14 (7.53%) JUnit
8 13 (6.99%) WebDriver
9 12 (6.45%) Fiddler
10 11 (5.91%) JBehave
10 11 (5.91%) Maven
11 8 (4.30%) Moq
12 7 (3.76%) JIRA Agile
13 6 (3.23%) MSTest
13 6 (3.23%) Rhino Mocks
13 6 (3.23%) Visual Studio
14 5 (2.69%) Jasmine
General
1 26 (13.98%) Finance
2 13 (6.99%) Games
3 5 (2.69%) Electronics
3 5 (2.69%) Retail
4 4 (2.15%) Marketing
5 3 (1.61%) Manufacturing
5 3 (1.61%) Telecoms
6 2 (1.08%) Law
7 1 (0.54%) Banking
Job Titles
1 146 (78.49%) Developer
2 95 (51.08%) .NET Developer
3 73 (39.25%) C# Developer
4 60 (32.26%) C# .NET Developer
5 36 (19.35%) ASP.NET Developer
6 34 (18.28%) C# ASP.NET Developer
7 33 (17.74%) ASP.NET MVC Developer
8 26 (13.98%) Social Media Developer
9 22 (11.83%) Senior Developer
10 21 (11.29%) C# Software Developer
11 20 (10.75%) Java Developer
12 18 (9.68%) Software Developer
13 16 (8.60%) Graduate
13 16 (8.60%) Graduate Developer
14 15 (8.06%) Lead Developer
14 15 (8.06%) Senior .NET Developer
14 15 (8.06%) Software Engineer
15 14 (7.53%) Developer/Software Engineer
15 14 (7.53%) Scrum Master
16 13 (6.99%) Senior C# .NET Developer
Libraries, Frameworks & Software Standards
1 118 (63.44%) .NET
2 99 (53.23%) ASP.NET
3 85 (45.70%) ASP.NET Web API
4 83 (44.62%) ASP.NET MVC
5 79 (42.47%) WCF
6 77 (41.40%) HTML
7 74 (39.78%) RESTful
8 61 (32.80%) CSS
9 59 (31.72%) Node.js
10 58 (31.18%) ASP.NET MVC 5
11 56 (30.11%) XML
12 53 (28.49%) Ajax
13 39 (20.97%) jQuery
14 38 (20.43%) HTML5
14 38 (20.43%) Web Services
15 34 (18.28%) AngularJS
16 31 (16.67%) Entity Framework
16 31 (16.67%) RabbitMQ
17 29 (15.59%) .NET Framework
18 28 (15.05%) CSS3
Miscellaneous
1 26 (13.98%) BBC
1 26 (13.98%) Social Media
2 20 (10.75%) Virtual Team
3 14 (7.53%) Mathematics
4 12 (6.45%) Analytical Skills
4 12 (6.45%) Enterprise Software
5 11 (5.91%) RIA
6 8 (4.30%) Computer Science
7 5 (2.69%) Physics
8 2 (1.08%) Algorithms
9 1 (0.54%) Blog
9 1 (0.54%) Data Structures
9 1 (0.54%) Fintech
9 1 (0.54%) Verilog
9 1 (0.54%) VHDL
Operating Systems
1 13 (6.99%) Windows
2 12 (6.45%) Windows Server
3 3 (1.61%) Android
3 3 (1.61%) Apple iOS
4 1 (0.54%) Linux
Processes & Methodologies
1 174 (93.55%) Agile Software Development
2 114 (61.29%) BDD
3 106 (56.99%) MVC
4 89 (47.85%) Scrum
5 45 (24.19%) Unit Testing
6 44 (23.66%) Web Application Development
7 41 (22.04%) OO
8 39 (20.97%) Software Engineering
9 27 (14.52%) Web Development
10 26 (13.98%) Continuous Integration
11 24 (12.90%) Continuous Improvement
12 23 (12.37%) SOA
12 23 (12.37%) Software Testing
13 21 (11.29%) Pair Programming
14 20 (10.75%) Multithreading
15 19 (10.22%) OOD
15 19 (10.22%) Open Source
16 17 (9.14%) Low Latency
16 17 (9.14%) Test Automation
17 15 (8.06%) Line Management
Programming Languages
1 120 (64.52%) C#
2 93 (50.00%) JavaScript
3 67 (36.02%) SQL
4 54 (29.03%) Java
5 46 (24.73%) Ruby
6 19 (10.22%) T-SQL
7 12 (6.45%) PowerShell
8 6 (3.23%) Objective-C
9 3 (1.61%) ES6
10 2 (1.08%) F#
10 2 (1.08%) PHP
10 2 (1.08%) PL/SQL
10 2 (1.08%) TypeScript
10 2 (1.08%) VBA
10 2 (1.08%) VBScript
10 2 (1.08%) XAML
11 1 (0.54%) C++
11 1 (0.54%) Clojure
11 1 (0.54%) Erlang
11 1 (0.54%) Scala
Qualifications
1 30 (16.13%) Degree
2 2 (1.08%) ISEB
2 2 (1.08%) Microsoft Certification
3 1 (0.54%) PhD
Quality Assurance & Compliance
1 16 (8.60%) QA
2 11 (5.91%) SDET
System Software
1 1 (0.54%) Docker
Systems Management
1 10 (5.38%) Puppet
2 2 (1.08%) Ansible
2 2 (1.08%) Opscode Chef
Vendors
1 43 (23.12%) Microsoft
2 26 (13.98%) Apple
2 26 (13.98%) Facebook
2 26 (13.98%) Google
2 26 (13.98%) Oracle
2 26 (13.98%) Sony
2 26 (13.98%) Yahoo!
3 4 (2.15%) SAP
3 4 (2.15%) Twitter
4 3 (1.61%) HP
5 2 (1.08%) Atlassian
5 2 (1.08%) BEA
5 2 (1.08%) hybris
5 2 (1.08%) Sitecore
5 2 (1.08%) Talend
6 1 (0.54%) ForgeRock
Letchworth Garden City, Hertfordshire
Understanding Recruitment
Salary: £30000 - £37000 per annum + benefits
Posted: 6 hours ago
St. Albans, Hertfordshire
Dawson & Walsh
Salary: £40000 - £80000 per annum + Bonus + Pension + Benefits
Posted: 6 hours ago
Hertford, Hertfordshire
Evolution Recruitment Solutions
Salary: 30 - 55k + Benefits
Posted: 3 hours ago
St. Albans, Hertfordshire
Understanding Recruitment
Salary: £35000 - £50000 per annum + benefits
Posted: 6 hours ago
St. Albans, Hertfordshire
Dawson & Walsh
Salary: £30000 - £40000 per annum + Bonus + Pension + Benefits
Posted: 6 hours ago
Cheshunt
Noir Consulting
Salary: £60000 - £70000 per annum + Bonus + Pension + Benefits
Posted: 3 days ago
Broxbourne, Hertfordshire
Dawson & Walsh
Salary: £60000 - £70000 per annum + Bonus + Pension + Benefits
Posted: 2 days ago
Hertfordshire
Verticality Ltd
Salary: £32000 - £37000 per annum
Posted: 2 days ago
Letchworth Garden City, Hertfordshire
Applause IT Innovation
Salary: £20000 - £30000 per annum + Excellent Training + Benefits
Posted: 6 days ago
Watford, Hertfordshire
Burns Sheehan
Salary: £45000.00 - £55000 per annum + Free Parking + Lunch
Posted: 4 days ago
Watford, Hertfordshire
Verticality Ltd
Salary: £40000 - £50000 per annum, Benefits Bonus + Benefits Package
Posted: 6 days ago
Hertfordshire
Arrows Group Ltd
Posted: 18 days ago
Letchworth Garden City
Applause IT Ltd
Salary: £20000 - £30000 per annum + Excellent Training + Benefits
Posted: 24 days ago
Stevenage
Recruitment Genius Ltd
Salary: £50000 - £58000 per annum
Posted: 19 days ago
Stevenage, Hertfordshire
The Institution of Engineering and Technology
Salary: £50,000 - £58,000 per annum (negotiable dependant on experience)
Posted: 26 days ago