Period
to 12 November 2019

The following table provides summary statistics for contract job vacancies advertised in Berkshire with a requirement for TDD skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited TDD over the 6 months to 12 November 2019 with a comparison to the same period in the previous 2 years.

Note that daily and hourly rates are treated separately in these statistics. When calculating contractor rate percentiles, daily rates are never derived from quoted hourly rates or vice versa.

Test-Driven Development (TDD)
South East > Berkshire
6 months to
12 Nov 2019
Same period 2018 Same period 2017
Rank 79 47 49
Rank change year-on-year -32 +2 +15
Contract jobs citing TDD 96 152 140
As % of all contract IT jobs advertised in Berkshire 2.49% 3.73% 3.47%
As % of the Processes & Methodologies category 2.88% 4.34% 4.08%
Number of daily rates quoted 61 100 85
Berkshire median daily rate £450 £425 £400
Median daily rate % change year-on-year +5.88% +6.25% -3.03%
10th Percentile £381 £325 £313
90th Percentile £575 £575 £545
South East median daily rate £450 £484 £425
% change year-on-year -7.02% +13.88% -3.74%
Number of hourly rates quoted 0 0 0
Berkshire median hourly rate - - -
South East median hourly rate - £40.00 £45.00
% change year-on-year - -11.11% +12.50%

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

All Process and Methodology Skills
Berkshire
Contract vacancies with a requirement for process or methodology skills 3,339 3,503 3,430
As % of all contract IT jobs advertised in Berkshire 86.70% 86.01% 85.07%
Number of daily rates quoted 1,662 1,702 1,755
Berkshire median daily rate £450 £425 £425
Median daily rate % change year-on-year +5.88% - +6.25%
10th Percentile £250 £225 £261
90th Percentile £600 £575 £588
South East median daily rate £450 £438 £425
% change year-on-year +2.86% +2.94% +6.25%
Number of hourly rates quoted 134 70 109
Berkshire median hourly rate £44.00 £20.00 £15.00
Median hourly rate % change year-on-year +120.00% +33.33% -14.29%
10th Percentile £13.05 £11.17 £11.25
90th Percentile £82.50 £46.95 £39.55
South East median hourly rate £28.00 £27.37 £22.50
% change year-on-year +2.30% +21.64% -5.26%

TDD
Job Vacancy Trend in Berkshire

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

Job vacancy trend for TDD in Berkshire

TDD
Contractor Daily Rate Trend in Berkshire

This chart provides the 3-month moving average for daily rates quoted in contract jobs citing TDD in Berkshire.

Contractor daily rate trend for TDD in Berkshire

TDD
Contractor Daily Rate Histogram in Berkshire

The daily rate distribution of IT jobs citing TDD in Berkshire over the 6 months to 12 November 2019.

Contractor daily rate histogram for TDD in Berkshire

TDD
Contractor Hourly Rate Trend in Berkshire

This chart provides the 3-month moving average for contractor hourly rates quoted in IT jobs citing TDD in Berkshire.

Contractor hourly rate trend for TDD in Berkshire

TDD
Contract Job Locations in Berkshire

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing TDD within the Berkshire region over the 6 months to 12 November 2019. 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
Contract
IT Job Ads
Median
Daily Rate
Past 6 Months
Median Daily Rate
% Change
on Same Period
Last Year
Live
Job
Vacancies
Reading -9 53 £450 - 13
Bracknell -8 15 £525 +5.00% 6
Slough +3 10 £538 -20.37% 7
Windsor +4 6 £450 - 1
Maidenhead +5 2 - - 4
Newbury -6 1 £500 +42.86% 1
TDD
South East

For the 6 months to 12 November 2019, IT contractor 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 contract job ads across the Berkshire region with a requirement for TDD.

1 82 (85.42%) Agile Software Development
2 39 (40.63%) .NET
3 38 (39.58%) Java
4 37 (38.54%) C#
5 30 (31.25%) DevOps
6 29 (30.21%) Scrum
7 28 (29.17%) Continuous Integration
7 28 (29.17%) .NET Core
8 25 (26.04%) ASP.NET
9 24 (25.00%) JavaScript
10 23 (23.96%) Git (software)
10 23 (23.96%) BDD
11 21 (21.88%) AWS
12 20 (20.83%) AngularJS
13 19 (19.79%) Azure
13 19 (19.79%) SQL Server
14 17 (17.71%) HTML
14 17 (17.71%) RESTful
15 16 (16.67%) Test Automation
15 16 (16.67%) User Stories
15 16 (16.67%) Microservices
16 15 (15.63%) Docker
16 15 (15.63%) HTML5
16 15 (15.63%) Software Engineering
16 15 (15.63%) CSS
17 14 (14.58%) SQL
17 14 (14.58%) Open Source
17 14 (14.58%) Jenkins
17 14 (14.58%) ASP.NET Web API
18 13 (13.54%) Node.js

TDD
Co-occurring IT Skills in Berkshire 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 9 (9.38%) CMS
2 7 (7.29%) Confluence
2 7 (7.29%) Tomcat
3 3 (3.13%) JBoss
4 2 (2.08%) SharePoint
5 1 (1.04%) Adobe Experience Manager
5 1 (1.04%) Apache Solr
5 1 (1.04%) Elasticsearch
5 1 (1.04%) Oracle Spatial
Applications
1 1 (1.04%) Microsoft Office
Business Applications
1 1 (1.04%) Dynamics CRM
Cloud Services
1 21 (21.88%) AWS
2 19 (19.79%) Azure
3 8 (8.33%) GitHub
4 5 (5.21%) Amazon EC2
4 5 (5.21%) Amazon Kinesis
4 5 (5.21%) Serverless
5 4 (4.17%) AWS CloudFormation
5 4 (4.17%) AWS Lambda
6 2 (2.08%) Amazon S3
6 2 (2.08%) Amazon SQS
6 2 (2.08%) AWS Elastic Beanstalk
6 2 (2.08%) Dynamics 365
6 2 (2.08%) Kong
7 1 (1.04%) Amazon CloudWatch
7 1 (1.04%) Amazon ElastiCache
7 1 (1.04%) CloudFront
7 1 (1.04%) OpenShift
7 1 (1.04%) SaaS
7 1 (1.04%) Trello
Communications & Networking
1 3 (3.13%) OpenLDAP
2 1 (1.04%) 2G
2 1 (1.04%) 3G
2 1 (1.04%) 4G
2 1 (1.04%) HTTP
2 1 (1.04%) LAN
2 1 (1.04%) Radio Access Network
2 1 (1.04%) RNC
2 1 (1.04%) SIGTRAN
2 1 (1.04%) WAN
Database & Business Intelligence
1 19 (19.79%) SQL Server
2 10 (10.42%) PostgreSQL
3 8 (8.33%) NoSQL
4 7 (7.29%) Relational Database
5 5 (5.21%) Cosmos DB
6 4 (4.17%) Amazon DynamoDB
7 3 (3.13%) Hadoop
7 3 (3.13%) HBase
7 3 (3.13%) MongoDB
7 3 (3.13%) MySQL
8 2 (2.08%) Big Data
8 2 (2.08%) SQL Server 2016
9 1 (1.04%) GIS
9 1 (1.04%) Oracle Database
9 1 (1.04%) SimpleDB
9 1 (1.04%) Spatial Data
9 1 (1.04%) SQL Server Reporting Services
Development Applications
1 23 (23.96%) Git (software)
2 14 (14.58%) Jenkins
3 10 (10.42%) JIRA
3 10 (10.42%) Maven
3 10 (10.42%) SonarQube
4 8 (8.33%) JUnit
5 6 (6.25%) DbUnit
5 6 (6.25%) Mockito
6 5 (5.21%) jMock
7 4 (4.17%) Mercurial
7 4 (4.17%) Octopus Deploy
7 4 (4.17%) Selenium
7 4 (4.17%) Team Foundation Server
7 4 (4.17%) TeamCity
8 3 (3.13%) Sonatype Nexus
9 2 (2.08%) Eclipse
10 1 (1.04%) Checkstyle
10 1 (1.04%) IntelliJ
10 1 (1.04%) LoadRunner
10 1 (1.04%) Visual Studio
General
1 7 (7.29%) Telecoms
2 6 (6.25%) Games
3 3 (3.13%) Retail
4 2 (2.08%) Public Sector
5 1 (1.04%) Finance
Job Titles
1 56 (58.33%) Developer
2 24 (25.00%) .NET Developer
3 17 (17.71%) Java Developer
4 13 (13.54%) Full Stack Developer
5 10 (10.42%) Software Engineer
6 7 (7.29%) ASP.NET Developer
7 6 (6.25%) Scrum Master
8 5 (5.21%) Architect
8 5 (5.21%) Senior Developer
8 5 (5.21%) Senior Java Developer
9 4 (4.17%) .NET Software Engineer
9 4 (4.17%) C# Software Engineer
9 4 (4.17%) Test Engineer
10 3 (3.13%) J2EE Developer
10 3 (3.13%) Java/J2EE Developer
10 3 (3.13%) Lead Developer
10 3 (3.13%) Lead Java Developer
10 3 (3.13%) Senior J2EE Developer
10 3 (3.13%) Senior Java/J2EE Developer
10 3 (3.13%) Test Automation Engineer
Libraries, Frameworks & Software Standards
1 39 (40.63%) .NET
2 28 (29.17%) .NET Core
3 25 (26.04%) ASP.NET
4 20 (20.83%) AngularJS
5 17 (17.71%) HTML
5 17 (17.71%) RESTful
6 15 (15.63%) CSS
6 15 (15.63%) HTML5
7 14 (14.58%) ASP.NET Web API
8 13 (13.54%) CSS3
8 13 (13.54%) Node.js
9 12 (12.50%) Web Services
10 11 (11.46%) React
11 10 (10.42%) REST
11 10 (10.42%) Spring
12 8 (8.33%) Apache Camel
12 8 (8.33%) J2EE
13 7 (7.29%) ASP.NET MVC
13 7 (7.29%) Express
13 7 (7.29%) SOAP
Miscellaneous
1 11 (11.46%) Greenfield Project
2 7 (7.29%) User Experience
3 5 (5.21%) Life Science
4 4 (4.17%) Analytical Skills
5 3 (3.13%) Mobile App
6 1 (1.04%) Enterprise Software
6 1 (1.04%) Management Information System
6 1 (1.04%) Private Cloud
6 1 (1.04%) Smart Meter
Operating Systems
1 5 (5.21%) Android
1 5 (5.21%) Apple iOS
1 5 (5.21%) Linux
1 5 (5.21%) Windows
2 3 (3.13%) CentOS
2 3 (3.13%) Red Hat Enterprise Linux
Processes & Methodologies
1 82 (85.42%) Agile Software Development
2 30 (31.25%) DevOps
3 29 (30.21%) Scrum
4 28 (29.17%) Continuous Integration
5 23 (23.96%) BDD
6 16 (16.67%) Microservices
6 16 (16.67%) Test Automation
6 16 (16.67%) User Stories
7 15 (15.63%) Software Engineering
8 14 (14.58%) Open Source
9 11 (11.46%) E-Commerce
9 11 (11.46%) Kanban
10 9 (9.38%) Front End Development
10 9 (9.38%) MVC
10 9 (9.38%) Unit Testing
11 7 (7.29%) Artificial Intelligence
11 7 (7.29%) Machine Learning
12 6 (6.25%) Content Management
12 6 (6.25%) OO
13 5 (5.21%) Mobile Commerce
Programming Languages
1 38 (39.58%) Java
2 37 (38.54%) C#
3 24 (25.00%) JavaScript
4 14 (14.58%) SQL
5 12 (12.50%) Python
6 7 (7.29%) TypeScript
7 3 (3.13%) Java 8
8 2 (2.08%) Clojure
8 2 (2.08%) PHP
8 2 (2.08%) PL/SQL
9 1 (1.04%) Scala
Qualifications
1 3 (3.13%) Degree
2 2 (2.08%) Computer Science Degree
3 1 (1.04%) CCNA
3 1 (1.04%) CCNP
3 1 (1.04%) Cisco Certification
3 1 (1.04%) Master's Degree
3 1 (1.04%) MCITP
3 1 (1.04%) Microsoft Certification
3 1 (1.04%) PMI Certification
3 1 (1.04%) PMP
3 1 (1.04%) Security Cleared
Quality Assurance & Compliance
1 1 (1.04%) PMO
1 1 (1.04%) QA
System Software
1 15 (15.63%) Docker
2 3 (3.13%) VMware Infrastructure
2 3 (3.13%) vSphere
Systems Management
1 8 (8.33%) Kubernetes
2 3 (3.13%) ZABBIX
3 1 (1.04%) HP ALM
3 1 (1.04%) Terraform
Vendors
1 5 (5.21%) Oracle
2 3 (3.13%) Microsoft
2 3 (3.13%) Red Hat
2 3 (3.13%) VMware
3 2 (2.08%) Google
4 1 (1.04%) Adobe
4 1 (1.04%) Atlassian
4 1 (1.04%) CheckPoint
4 1 (1.04%) Ericsson
4 1 (1.04%) HP
4 1 (1.04%) Huawei
4 1 (1.04%) Nokia Networks
4 1 (1.04%) Sitecore