Period
to 14 December 2018

The following table provides summary statistics for permanent job vacancies advertised in Leicester 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 14 December 2018 with a comparison to the same period in the previous 2 years.

Test-Driven Development (TDD)
Leicestershire > Leicester
6 months to
14 Dec 2018
Same period 2017 Same period 2016
Rank 29 52 40
Rank change year-on-year +23 -12 -6
Permanent jobs citing TDD 73 19 56
As % of all permanent IT jobs advertised in Leicester 11.42% 3.16% 6.64%
As % of the Processes & Methodologies category 12.07% 3.44% 7.34%
Number of salaries quoted 23 18 57
Leicester median annual salary £38,500 £40,000 £40,000
Median salary % change year-on-year -3.75% - -5.88%
10th Percentile £36,250 £28,750 £29,000
90th Percentile £50,250 £59,000 £52,500
Leicestershire median annual salary £38,500 £39,500 £45,000
% change year-on-year -2.53% -12.22% +5.88%

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 Leicester with a requirement for process or methodology skills.

All Process and Methodology Skills
Leicester
Permanent vacancies with a requirement for process or methodology skills 605 552 763
As % of all permanent IT jobs advertised in Leicester 94.68% 91.85% 90.40%
Number of salaries quoted 463 502 708
Leicester median annual salary £42,500 £38,000 £41,500
Median salary % change year-on-year +11.84% -8.43% +3.75%
10th Percentile £27,000 £26,250 £26,250
90th Percentile £60,000 £56,250 £53,750
Leicestershire median annual salary £42,500 £37,500 £42,500
% change year-on-year +13.33% -11.76% +6.25%

TDD
Job Vacancy Trend in Leicester

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

Job vacancy trend for TDD in Leicester

TDD
Salary Trend in Leicester

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

Salary trend for TDD in Leicester

TDD
Salary Histogram in Leicester

The salary distribution of IT jobs citing TDD in Leicester over the 6 months to 14 December 2018.

Salary histogram for TDD in Leicester

For the 6 months to 14 December 2018, IT jobs citing TDD also mentioned the following skills in order of popularity. The figures indicate the absolute number co-occurrences and as a proportion of all permanent job ads across the Leicester region with a requirement for TDD.

1 65 (89.04%) HTML
2 64 (87.67%) Java
2 64 (87.67%) JavaScript
2 64 (87.67%) Agile Software Development
3 52 (71.23%) CSS
4 49 (67.12%) OO
5 45 (61.64%) Spring
6 44 (60.27%) HTML5
7 42 (57.53%) Maven
8 39 (53.42%) RESTful
9 37 (50.68%) JSON
10 36 (49.32%) MVC
11 35 (47.95%) Continuous Integration
12 33 (45.21%) Degree
12 33 (45.21%) Software Engineering
12 33 (45.21%) Web Development
12 33 (45.21%) C#
13 32 (43.84%) Jenkins
14 31 (42.47%) GitHub
14 31 (42.47%) Time Management
14 31 (42.47%) Apache
14 31 (42.47%) UML
15 30 (41.10%) PostgreSQL
16 29 (39.73%) Manufacturing
17 27 (36.99%) Windows
18 26 (35.62%) Microsoft
18 26 (35.62%) Visual Studio
18 26 (35.62%) Node.js
19 24 (32.88%) Firmware
20 21 (28.77%) Linux

TDD
Co-occurring IT Skills in Leicester 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 31 (42.47%) Apache
2 1 (1.37%) Confluence
2 1 (1.37%) Liferay
2 1 (1.37%) SAS
Cloud Services
1 31 (42.47%) GitHub
2 2 (2.74%) IaaS
2 2 (2.74%) PaaS
3 1 (1.37%) Amazon AWS
3 1 (1.37%) Microsoft Azure
Communications & Networking
1 1 (1.37%) AMQP
Database & Business Intelligence
1 30 (41.10%) PostgreSQL
2 6 (8.22%) Data Warehouse
2 6 (8.22%) SQL Server
3 3 (4.11%) Relational Database
4 2 (2.74%) MySQL
5 1 (1.37%) MongoDB
5 1 (1.37%) NoSQL
5 1 (1.37%) Oracle Database
5 1 (1.37%) RDBMS
5 1 (1.37%) Redis
Development Applications
1 42 (57.53%) Maven
2 32 (43.84%) Jenkins
3 26 (35.62%) Visual Studio
4 19 (26.03%) Robot Framework
5 7 (9.59%) Team Foundation Server
6 4 (5.48%) Git (software)
6 4 (5.48%) Visual Studio Team System
7 2 (2.74%) JIRA
8 1 (1.37%) PHPUnit
8 1 (1.37%) Subversion
8 1 (1.37%) TeamCity
General
1 29 (39.73%) Manufacturing
2 14 (19.18%) Automotive
3 9 (12.33%) Marketing
4 4 (5.48%) Finance
4 4 (5.48%) Retail
5 2 (2.74%) Advertising
Job Titles
1 39 (53.42%) Developer
2 33 (45.21%) Software Engineer
3 25 (34.25%) Applications Engineer
3 25 (34.25%) Web Applications Engineer
3 25 (34.25%) Web Engineer
4 23 (31.51%) Java Developer
5 10 (13.70%) Applications Developer
5 10 (13.70%) Embedded Engineer
5 10 (13.70%) Embedded Software Engineer
5 10 (13.70%) UI Engineer
5 10 (13.70%) UX Engineer
5 10 (13.70%) Web Applications Developer
5 10 (13.70%) Web Developer
6 8 (10.96%) Lead Software Engineer
7 6 (8.22%) Senior Developer
8 5 (6.85%) Lead Developer
8 5 (6.85%) Lead Web Developer
8 5 (6.85%) Senior Java Developer
8 5 (6.85%) Software Developer
9 3 (4.11%) C# Developer
Libraries, Frameworks & Software Standards
1 65 (89.04%) HTML
2 52 (71.23%) CSS
3 45 (61.64%) Spring
4 44 (60.27%) HTML5
5 39 (53.42%) RESTful
6 37 (50.68%) JSON
7 26 (35.62%) Node.js
8 14 (19.18%) .NET
8 14 (19.18%) Java EE
9 13 (17.81%) J2EE
10 11 (15.07%) AngularJS
11 7 (9.59%) .NET Framework
12 6 (8.22%) ActiveMQ
12 6 (8.22%) JPA
12 6 (8.22%) REST
12 6 (8.22%) Twitter Bootstrap
13 5 (6.85%) ASP.NET
13 5 (6.85%) gRPC
14 2 (2.74%) jQuery
14 2 (2.74%) Velocity
Miscellaneous
1 12 (16.44%) User Experience
2 4 (5.48%) Greenfield Project
3 1 (1.37%) Blog
3 1 (1.37%) Enterprise Software
Operating Systems
1 27 (36.99%) Windows
2 21 (28.77%) Linux
3 20 (27.40%) Android
3 20 (27.40%) Apple iOS
4 6 (8.22%) Windows Server
5 1 (1.37%) Unix
Processes & Methodologies
1 64 (87.67%) Agile Software Development
2 49 (67.12%) OO
3 36 (49.32%) MVC
4 35 (47.95%) Continuous Integration
5 33 (45.21%) Software Engineering
5 33 (45.21%) Web Development
6 31 (42.47%) Time Management
6 31 (42.47%) UML
7 13 (17.81%) Technical Leadership
8 12 (16.44%) Scrum
9 7 (9.59%) Logistics
9 7 (9.59%) Problem-Solving
10 6 (8.22%) DevOps
10 6 (8.22%) OOP
10 6 (8.22%) SOA
11 5 (6.85%) CQRS
11 5 (6.85%) Presales
11 5 (6.85%) SDLC
12 4 (5.48%) Creative Problem-Solving
12 4 (5.48%) Project Management
Programming Languages
1 64 (87.67%) Java
1 64 (87.67%) JavaScript
2 33 (45.21%) C#
3 17 (23.29%) SQL
4 12 (16.44%) C
5 11 (15.07%) Embedded C
6 6 (8.22%) Python
6 6 (8.22%) T-SQL
7 3 (4.11%) PHP
8 2 (2.74%) C++
8 2 (2.74%) VB
8 2 (2.74%) VB6
9 1 (1.37%) Java 8
Qualifications
1 33 (45.21%) Degree
2 2 (2.74%) Computer Science Degree
Quality Assurance & Compliance
1 1 (1.37%) GDPR
System Software
1 24 (32.88%) Firmware
2 6 (8.22%) Docker
Vendors
1 26 (35.62%) Microsoft
2 5 (6.85%) Twitter
3 2 (2.74%) Oracle
4 1 (1.37%) Google
4 1 (1.37%) SAP