Period
to 24 November 2017

The following table provides summary statistics for permanent job vacancies advertised in Norfolk with a requirement for TDD skills. Included is a benchmarking guide to the salaries offered in vacancies that have cited TDD over the 6 months to 24 November 2017 with a comparison to the same period in the previous 2 years.

Test-Driven Development (TDD)
East of England > Norfolk
6 months to
24 Nov 2017
Same period 2016 Same period 2015
Rank 27 52 22
Rank change year-on-year +25 -30 -4
Permanent jobs citing TDD 30 19 35
As % of all permanent IT jobs advertised in Norfolk 7.59% 3.30% 8.68%
As % of the Processes & Methodologies category 8.20% 3.67% 11.08%
Number of salaries quoted 15 14 22
Norfolk median annual salary £50,000 £48,750 £40,750
Median salary % change year-on-year +2.56% +19.63% -9.44%
10th Percentile £35,750 £31,625 £33,750
90th Percentile £63,500 £68,000 £51,350
East of England median annual salary £49,500 £46,614 £47,500
% change year-on-year +6.19% -1.87% +5.56%

TDD is in the Processes and Methodologies category. The following table is for comparison with the above and provides summary statistics for all permanent job vacancies advertised in Norfolk with a requirement for process or methodology skills.

All Process and Methodology Skills
Norfolk
Permanent vacancies with a requirement for process or methodology skills 366 518 316
As % of all permanent IT jobs advertised in Norfolk 92.66% 90.09% 78.41%
Number of salaries quoted 270 416 251
Norfolk median annual salary £40,000 £40,000 £32,500
Median salary % change year-on-year - +23.08% -12.75%
10th Percentile £26,250 £26,250 £20,500
90th Percentile £70,000 £57,500 £47,500
East of England median annual salary £47,500 £45,000 £45,000
% change year-on-year +5.56% - +4.65%

TDD
Job Vacancy Trend in Norfolk

Job postings citing TDD as a percentage of all IT jobs advertised in Norfolk.

Job vacancy trend for TDD in Norfolk

TDD
Salary Trend in Norfolk

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

Salary trend for TDD in Norfolk

TDD
Salary Histogram in Norfolk

The salary distribution of IT jobs citing TDD in Norfolk over the 6 months to 24 November 2017.

Salary histogram for TDD in Norfolk

TDD
Job Locations in Norfolk

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing TDD within the Norfolk region over the 6 months to 24 November 2017. The 'Rank Change' column provides an indication of the change in demand within each location based on the same 6 month period last year.

Location Rank Change
on Same Period
Last Year
Matching
Permanent
IT Job Ads
Median Salary
Past 6 Months
Median Salary
% Change
on Same Period
Last Year
Live
Job
Vacancies
Norwich +26 29 £50,000 -4.76% 9
Great Yarmouth - 1 £25,000 -
TDD
East of England

For the 6 months to 24 November 2017, 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 Norfolk region with a requirement for TDD.

1 26 (86.67%) Java
2 22 (73.33%) Agile Software Development
3 18 (60.00%) BDD
4 17 (56.67%) OO
4 17 (56.67%) Spring
5 13 (43.33%) Relational Database
5 13 (43.33%) Analytical Skills
6 12 (40.00%) SQL
7 11 (36.67%) Continuous Integration
7 11 (36.67%) REST
8 10 (33.33%) Waterfall
8 10 (33.33%) DevOps
8 10 (33.33%) Java EE
8 10 (33.33%) MySQL
8 10 (33.33%) XML
8 10 (33.33%) XSLT
9 9 (30.00%) Web Services
9 9 (30.00%) Finance
9 9 (30.00%) Git (software)
9 9 (30.00%) MarkLogic
10 8 (26.67%) Mobile App
10 8 (26.67%) RESTful
10 8 (26.67%) QA
10 8 (26.67%) Scrum
10 8 (26.67%) MVC
11 7 (23.33%) JMS
11 7 (23.33%) OOA/OOD
11 7 (23.33%) JUnit
11 7 (23.33%) Software Engineering
11 7 (23.33%) Subversion

TDD
Co-occurring IT Skills in Norfolk 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 6 (20.00%) Apache Pig
1 6 (20.00%) Apache Spark
Cloud Services
1 7 (23.33%) Amazon AWS
Communications & Networking
1 1 (3.33%) SMS
Database & Business Intelligence
1 13 (43.33%) Relational Database
2 10 (33.33%) MySQL
3 9 (30.00%) MarkLogic
4 6 (20.00%) Apache Hive
4 6 (20.00%) Big Data
4 6 (20.00%) Hadoop
4 6 (20.00%) HBase
4 6 (20.00%) Impala
4 6 (20.00%) NoSQL
4 6 (20.00%) Sqoop
5 3 (10.00%) RDBMS
6 2 (6.67%) SQL Server
7 1 (3.33%) SQL Server 2016
Development Applications
1 9 (30.00%) Git (software)
2 7 (23.33%) Cucumber
2 7 (23.33%) Gradle
2 7 (23.33%) JUnit
2 7 (23.33%) Mockito
2 7 (23.33%) Subversion
2 7 (23.33%) Team Foundation Server
3 4 (13.33%) Jenkins
4 1 (3.33%) Moq
4 1 (3.33%) NUnit
4 1 (3.33%) Rhino Mocks
General
1 9 (30.00%) Finance
2 5 (16.67%) Publishing
3 3 (10.00%) Marketing
Job Titles
1 29 (96.67%) Developer
2 19 (63.33%) Java Developer
3 6 (20.00%) Cloud Developer
3 6 (20.00%) Hadoop Developer
4 4 (13.33%) Lead Developer
5 3 (10.00%) XML Developer
5 3 (10.00%) XML XSLT Developer
6 2 (6.67%) Lead Java Developer
6 2 (6.67%) Software Developer
7 1 (3.33%) .NET Developer
7 1 (3.33%) Android Engineer
7 1 (3.33%) C# Developer
7 1 (3.33%) C# Programmer
7 1 (3.33%) C# Software Developer
7 1 (3.33%) C# Software Engineer
7 1 (3.33%) Lead Software Developer
7 1 (3.33%) Mobile Developer
7 1 (3.33%) Programmer
7 1 (3.33%) Software Engineer
7 1 (3.33%) Software Programmer
Libraries, Frameworks & Software Standards
1 17 (56.67%) Spring
2 11 (36.67%) REST
3 10 (33.33%) Java EE
3 10 (33.33%) XML
3 10 (33.33%) XSLT
4 9 (30.00%) Web Services
5 8 (26.67%) RESTful
6 7 (23.33%) JMS
6 7 (23.33%) Spring Boot
6 7 (23.33%) Swagger
7 3 (10.00%) Hibernate
7 3 (10.00%) SOAP
7 3 (10.00%) Spring MVC
7 3 (10.00%) XForms
8 2 (6.67%) .NET
9 1 (3.33%) ASP.NET
9 1 (3.33%) HTML
9 1 (3.33%) WCF
9 1 (3.33%) WinForms
9 1 (3.33%) WPF
Miscellaneous
1 13 (43.33%) Analytical Skills
2 8 (26.67%) Mobile App
3 7 (23.33%) Analytical Mindset
4 6 (20.00%) Computer Science
5 1 (3.33%) Greenfield Project
5 1 (3.33%) Music Streaming
5 1 (3.33%) Social Media
Operating Systems
1 1 (3.33%) Android
1 1 (3.33%) Windows
Processes & Methodologies
1 22 (73.33%) Agile Software Development
2 18 (60.00%) BDD
3 17 (56.67%) OO
4 11 (36.67%) Continuous Integration
5 10 (33.33%) DevOps
5 10 (33.33%) Waterfall
6 8 (26.67%) MVC
6 8 (26.67%) Scrum
7 7 (23.33%) Analytical Thinking
7 7 (23.33%) Kanban
7 7 (23.33%) Microservices
7 7 (23.33%) OOA/OOD
7 7 (23.33%) SDLC
7 7 (23.33%) Software Engineering
8 6 (20.00%) Concurrent Programming
8 6 (20.00%) Data Privacy
8 6 (20.00%) MapReduce
8 6 (20.00%) Multithreading
8 6 (20.00%) Workflow
9 4 (13.33%) User Stories
Programming Languages
1 26 (86.67%) Java
2 12 (40.00%) SQL
3 6 (20.00%) HiveQL
4 3 (10.00%) C#
5 1 (3.33%) JavaScript
5 1 (3.33%) T-SQL
Qualifications
1 6 (20.00%) Degree
Quality Assurance & Compliance
1 8 (26.67%) QA
System Software
1 6 (20.00%) Apache Flume
Vendors
1 6 (20.00%) Cloudera
2 1 (3.33%) Xamarin