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 23 July 2016 with a comparison to the same period over the previous 2 years.

3 months to
23 Jul 2016
Same period 2015 Same period 2014
Test-Driven Development (TDD)
Rank 50 31 43
Rank change year-on-year
-19 +12
Permanent jobs citing TDD 100 184 136
As % of all permanent IT jobs located in Hertfordshire 4.96% 7.46% 5.40%
As % of the Processes & Methodologies category 5.93% 8.79% 6.49%
Number of salaries quoted 98 175 135
Median salary £48,750 £47,500 £50,000
Median salary % change year-on-year
+2.63% -5.00%
90% offered a salary of more than £33,500 £33,500 £35,000
10% offered a salary of more than £70,000 £65,000 £65,000
UK excluding London median salary £45,000 £42,500 £42,500
% change year-on-year
+5.88% -
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
1687 2093 2096
As % of all permanent IT jobs located in Hertfordshire 83.72% 84.91% 83.27%
Number of salaries quoted 1397 1743 1731
Median salary £50,000 £50,000 £47,500
Median salary % change year-on-year
- +5.26%
90% offered a salary of more than £32,500 £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 23 July 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 23 July 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 -5 33 £42,500 -22.72% 2
Watford +23 21 £70,000 +86.66% 1
Letchworth -4 11 £33,500 +8.06%
Welwyn Garden City +10 5 £70,000 +27.27%
Hitchin - 3 £55,000 -
Cheshunt - 3 £65,000 - 1
Rickmansworth - 2 £42,500 -
Broxbourne -7 1 £42,500 -10.52% 1
Harpenden - 1 £60,000 -
Kings Langley - 1 - -
TDD
East of England

TDD
Top 30 Related IT Skills in Hertfordshire

For the 6 months to 23 July 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.

1 165 (92.70%) Agile Software Development
2 114 (64.04%) .NET
3 113 (63.48%) C#
4 109 (61.24%) BDD
5 99 (55.62%) ASP.NET
6 94 (52.81%) MVC
7 85 (47.75%) SQL Server
8 79 (44.38%) ASP.NET MVC
8 79 (44.38%) ASP.NET Web API
9 78 (43.82%) Scrum
10 77 (43.26%) JavaScript
11 71 (39.89%) SQL
12 69 (38.76%) RESTful
13 64 (35.96%) WCF
13 64 (35.96%) HTML
14 53 (29.78%) ASP.NET MVC 5
15 52 (29.21%) CSS
16 51 (28.65%) Node.js
17 49 (27.53%) NoSQL
18 48 (26.97%) Git (software)
18 48 (26.97%) Java
19 47 (26.40%) Web Application Development
20 45 (25.28%) SQL Server 2014
21 44 (24.72%) Ajax
22 43 (24.16%) Ruby
22 43 (24.16%) XML
23 42 (23.60%) Unit Testing
24 41 (23.03%) OO
25 37 (20.79%) Microsoft
26 34 (19.10%) Web Services

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 13 (7.30%) IIS
2 9 (5.06%) CMS
3 8 (4.49%) Elasticsearch
3 8 (4.49%) WebLogic
4 7 (3.93%) NServiceBus
5 4 (2.25%) Tomcat
6 3 (1.69%) Confluence
6 3 (1.69%) JBoss
6 3 (1.69%) WebSphere
7 2 (1.12%) WebLogic Portal
8 1 (0.56%) nginx
Applications
1 31 (17.42%) MS Excel
2 4 (2.25%) MS Office
Business Applications
1 10 (5.62%) Dynamics CRM
2 3 (1.69%) SAP Oil and Gas
3 1 (0.56%) ResourceLink
Cloud Services
1 6 (3.37%) Microsoft Azure
2 4 (2.25%) GitHub
3 3 (1.69%) Amazon AWS
3 3 (1.69%) OpenShift
4 1 (0.56%) Heroku
4 1 (0.56%) SuccessFactors
Communications & Networking
1 15 (8.43%) Internet
2 7 (3.93%) Wireshark
3 1 (0.56%) 3GPP
3 1 (0.56%) LTE
3 1 (0.56%) Wireless
Database & Business Intelligence
1 85 (47.75%) SQL Server
2 49 (27.53%) NoSQL
3 45 (25.28%) SQL Server 2014
4 11 (6.18%) Apache Cassandra
5 10 (5.62%) SQL Server 2008
6 9 (5.06%) MongoDB
7 8 (4.49%) RavenDB
7 8 (4.49%) Redis
8 5 (2.81%) Oracle Database
9 4 (2.25%) Couchbase
9 4 (2.25%) Relational Database
10 3 (1.69%) Oracle Database 12c
11 2 (1.12%) Oracle Database 10g
12 1 (0.56%) Data Mining
12 1 (0.56%) PostgreSQL
Development Applications
1 48 (26.97%) Git (software)
2 32 (17.98%) NUnit
3 26 (14.61%) JIRA
4 22 (12.36%) Selenium
5 20 (11.24%) Team Foundation Server
5 20 (11.24%) TeamCity
6 19 (10.67%) Subversion
7 18 (10.11%) Cucumber
8 17 (9.55%) WebDriver
9 15 (8.43%) JBehave
9 15 (8.43%) JUnit
10 11 (6.18%) Visual Studio
11 10 (5.62%) Jenkins
12 9 (5.06%) MSTest
13 7 (3.93%) Fiddler
13 7 (3.93%) JIRA Agile
13 7 (3.93%) Maven
14 5 (2.81%) Jasmine
15 3 (1.69%) HP UFT
15 3 (1.69%) SpecFlow
General
1 24 (13.48%) Finance
2 7 (3.93%) Games
2 7 (3.93%) Marketing
3 5 (2.81%) Electronics
3 5 (2.81%) Retail
4 3 (1.69%) Advertising
4 3 (1.69%) Manufacturing
4 3 (1.69%) Telecoms
5 2 (1.12%) Law
6 1 (0.56%) Banking
6 1 (0.56%) Publishing
Job Titles
1 126 (70.79%) Developer
2 82 (46.07%) .NET Developer
3 57 (32.02%) C# Developer
4 44 (24.72%) C# .NET Developer
5 26 (14.61%) ASP.NET Developer
5 26 (14.61%) Social Media Developer
6 24 (13.48%) ASP.NET MVC Developer
7 23 (12.92%) C# ASP.NET Developer
8 19 (10.67%) Software Developer
9 15 (8.43%) Graduate
9 15 (8.43%) Graduate Developer
9 15 (8.43%) Java Developer
10 14 (7.87%) Java Engineer
10 14 (7.87%) QA Automation Engineer
10 14 (7.87%) QA Engineer
10 14 (7.87%) Scrum Master
11 13 (7.30%) C# Software Developer
12 12 (6.74%) Junior
12 12 (6.74%) Junior Developer
12 12 (6.74%) Senior Developer
Libraries, Frameworks & Software Standards
1 114 (64.04%) .NET
2 99 (55.62%) ASP.NET
3 79 (44.38%) ASP.NET MVC
3 79 (44.38%) ASP.NET Web API
4 69 (38.76%) RESTful
5 64 (35.96%) HTML
5 64 (35.96%) WCF
6 53 (29.78%) ASP.NET MVC 5
7 52 (29.21%) CSS
8 51 (28.65%) Node.js
9 44 (24.72%) Ajax
10 43 (24.16%) XML
11 34 (19.10%) Web Services
12 31 (17.42%) AngularJS
13 27 (15.17%) CSS3
13 27 (15.17%) REST
14 26 (14.61%) jQuery
15 24 (13.48%) HTML5
16 22 (12.36%) Entity Framework
17 21 (11.80%) RabbitMQ
Miscellaneous
1 26 (14.61%) BBC
1 26 (14.61%) Social Media
2 18 (10.11%) Virtual Team
3 15 (8.43%) RIA
4 14 (7.87%) Analytical Skills
5 13 (7.30%) Mathematics
6 11 (6.18%) Enterprise Software
7 7 (3.93%) Computer Science
8 5 (2.81%) Physics
9 2 (1.12%) Algorithms
10 1 (0.56%) Blog
10 1 (0.56%) Data Structures
10 1 (0.56%) Fintech
10 1 (0.56%) Verilog
10 1 (0.56%) VHDL
Operating Systems
1 12 (6.74%) Windows
2 11 (6.18%) Windows Server
3 3 (1.69%) Android
3 3 (1.69%) Apple iOS
4 1 (0.56%) Linux
Processes & Methodologies
1 165 (92.70%) Agile Software Development
2 109 (61.24%) BDD
3 94 (52.81%) MVC
4 78 (43.82%) Scrum
5 47 (26.40%) Web Application Development
6 42 (23.60%) Unit Testing
7 41 (23.03%) OO
8 33 (18.54%) Software Engineering
9 25 (14.04%) Continuous Integration
10 22 (12.36%) Continuous Improvement
11 18 (10.11%) Web Development
12 17 (9.55%) Software Testing
13 16 (8.99%) Line Management
14 15 (8.43%) Multithreading
14 15 (8.43%) Pair Programming
14 15 (8.43%) QA Automation
14 15 (8.43%) Test Automation
15 14 (7.87%) SOA
16 13 (7.30%) Enterprise Architecture
16 13 (7.30%) OOD
Programming Languages
1 113 (63.48%) C#
2 77 (43.26%) JavaScript
3 71 (39.89%) SQL
4 48 (26.97%) Java
5 43 (24.16%) Ruby
6 19 (10.67%) T-SQL
7 7 (3.93%) PowerShell
8 4 (2.25%) VBA
9 3 (1.69%) ES6
10 2 (1.12%) PL/SQL
10 2 (1.12%) TypeScript
10 2 (1.12%) XAML
11 1 (0.56%) C
11 1 (0.56%) C++
11 1 (0.56%) Embedded C
11 1 (0.56%) F#
11 1 (0.56%) Objective-C
11 1 (0.56%) Python
11 1 (0.56%) Scala
11 1 (0.56%) VBScript
Qualifications
1 28 (15.73%) Degree
2 4 (2.25%) ISEB
2 4 (2.25%) Microsoft Certification
3 2 (1.12%) MCSD
4 1 (0.56%) PhD
Quality Assurance & Compliance
1 20 (11.24%) QA
2 15 (8.43%) SDET
System Software
1 1 (0.56%) Docker
Systems Management
1 4 (2.25%) Puppet
2 1 (0.56%) Ansible
2 1 (0.56%) Opscode Chef
Vendors
1 37 (20.79%) Microsoft
2 29 (16.29%) Facebook
3 26 (14.61%) Apple
3 26 (14.61%) Google
3 26 (14.61%) Sony
3 26 (14.61%) Yahoo!
4 18 (10.11%) Oracle
5 4 (2.25%) SAP
5 4 (2.25%) Sitecore
6 3 (1.69%) HP
6 3 (1.69%) Twitter
7 2 (1.12%) BEA
8 1 (0.56%) Atlassian
8 1 (0.56%) ForgeRock
8 1 (0.56%) hybris
8 1 (0.56%) Talend
Stevenage, Hertfordshire
Oscar
Salary: £40000 - £55000 per annum + benefits
Posted: Yesterday
Hemel Hempstead, Hertfordshire
Talent International
Salary: £45000 - £55000 per annum
Posted: Yesterday
Hertfordshire
Verticality Ltd
Salary: £32000 - £37000 per annum
Posted: 3 days ago
Cheshunt
Noir Consulting
Salary: £60000 - £70000 per annum + Bonus + Pension + Benefits
Posted: 5 days ago
Broxbourne, Hertfordshire
Dawson & Walsh
Salary: £60000 - £70000 per annum + Bonus + Pension + Benefits
Posted: 5 days ago
St. Albans, Hertfordshire
Dawson & Walsh
Salary: £40000 - £80000 per annum + Bonus + Pension + Benefits
Posted: 5 days ago
Hertfordshire
Burns Sheehan
Salary: £60000 - £75000 per annum + car, pension, healthcare etc
Posted: 4 days ago
Hertfordshire
TLP Consultancy Ltd.
Salary: £25000 - £37000 per annum + Benefits
Posted: 5 days ago
St. Albans, Hertfordshire
Dawson & Walsh
Salary: £30000 - £40000 per annum + Bonus + Pension + Benefits
Posted: 5 days ago
Watford, Hertfordshire
Verticality Ltd
Salary: £40000 - £47000 per annum, Benefits Bonus + Benefits Package
Posted: 4 days ago
Hemel Hempstead
Bluetown Online LTD
Salary: £35000 - £45000 per annum
Posted: 8 days ago
Stevenage
Applause IT Ltd
Salary: £25000 - £35000 per annum + Bonus + Benefits
Posted: 22 days ago