Period
to 17 January 2019

The following table provides summary statistics for contract job vacancies advertised in Bristol with a requirement for Unit Testing skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited Unit Testing over the 6 months to 17 January 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.

Unit Testing
South West > Bristol
6 months to
17 Jan 2019
Same period 2018 Same period 2017
Rank 73 67 60
Rank change year-on-year -6 -7 -2
Contract jobs citing Unit Testing 51 45 38
As % of all contract IT jobs advertised in Bristol 2.39% 2.38% 2.43%
As % of the Processes & Methodologies category 2.80% 2.91% 2.86%
Number of daily rates quoted 35 22 32
Bristol median daily rate £425 £438 £356
Median daily rate % change year-on-year -2.86% +22.81% +1.79%
10th Percentile £350 £325 £288
90th Percentile £495 £500 £575
South West median daily rate £425 £400 £350
% change year-on-year +6.25% +14.29% -2.78%
Number of hourly rates quoted 1 0 2
Bristol median hourly rate £38.50 - £37.50
10th Percentile £36.75 - £36.25
90th Percentile £40.25 - £38.75
South West median hourly rate £43.25 £37.75 £37.50
% change year-on-year +14.57% +0.67% -

Unit Testing 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 Bristol with a requirement for process or methodology skills.

All Process and Methodology Skills
Bristol
Contract vacancies with a requirement for process or methodology skills 1,819 1,549 1,328
As % of all contract IT jobs advertised in Bristol 85.32% 81.78% 84.96%
Number of daily rates quoted 1,278 1,019 911
Bristol median daily rate £425 £388 £375
Median daily rate % change year-on-year +9.68% +3.33% -
10th Percentile £282 £256 £250
90th Percentile £575 £538 £556
South West median daily rate £425 £400 £375
% change year-on-year +6.25% +6.67% -
Number of hourly rates quoted 68 37 62
Bristol median hourly rate £38.50 £17.50 £25.00
Median hourly rate % change year-on-year +120.00% -30.00% -7.41%
10th Percentile £14.50 £11.55 £12.75
90th Percentile £64.75 £48.50 £48.75
South West median hourly rate £40.00 £31.00 £35.00
% change year-on-year +29.03% -11.43% -8.50%

Unit Testing
Job Vacancy Trend in Bristol

Job postings citing Unit Testing as a percentage of all IT jobs advertised in Bristol.

Job vacancy trend for Unit Testing in Bristol

Unit Testing
Contractor Daily Rate Trend in Bristol

This chart provides the 3-month moving average for daily rates quoted in contract jobs citing Unit Testing in Bristol.

Contractor daily rate trend for Unit Testing in Bristol

Unit Testing
Contractor Daily Rate Histogram in Bristol

The daily rate distribution of IT jobs citing Unit Testing in Bristol over the 6 months to 17 January 2019.

Contractor daily rate histogram for Unit Testing in Bristol

Unit Testing
Contractor Hourly Rate Trend in Bristol

This chart provides the 3-month moving average for contractor hourly rates quoted in IT jobs citing Unit Testing in Bristol.

Contractor hourly rate trend for Unit Testing in Bristol

For the 6 months to 17 January 2019, IT contractor jobs citing Unit Testing 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 Bristol region with a requirement for Unit Testing.

1 47 (92.16%) Agile Software Development
2 32 (62.75%) Scrum
3 30 (58.82%) C#
4 29 (56.86%) CSS
5 28 (54.90%) HTML
6 27 (52.94%) JavaScript
6 27 (52.94%) SQL
7 26 (50.98%) .NET
8 25 (49.02%) ASP.NET Web API
9 24 (47.06%) ASP.NET
10 19 (37.25%) Node.js
11 14 (27.45%) Java
11 14 (27.45%) Test Automation
12 13 (25.49%) TDD
12 13 (25.49%) Analytical Skills
12 13 (25.49%) Problem-Solving
13 12 (23.53%) MVC
13 12 (23.53%) Git (software)
14 11 (21.57%) SQL Server
15 10 (19.61%) XML
15 10 (19.61%) .NET Framework
16 9 (17.65%) Web Development
16 9 (17.65%) JSON
16 9 (17.65%) Maven
16 9 (17.65%) XMLUnit
16 9 (17.65%) Microsoft Azure
16 9 (17.65%) Entity Framework
16 9 (17.65%) HTTP
16 9 (17.65%) Oracle
16 9 (17.65%) DevOps

Unit Testing
Co-occurring IT Skills in Bristol 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 (11.76%) Apache Spark
2 4 (7.84%) JBoss
2 4 (7.84%) Tomcat
3 1 (1.96%) Adobe Experience Manager
3 1 (1.96%) Confluence
3 1 (1.96%) SharePoint
Applications
1 1 (1.96%) Microsoft Excel
1 1 (1.96%) Microsoft PowerPoint
1 1 (1.96%) Microsoft Project
1 1 (1.96%) MS Visio
Business Applications
1 1 (1.96%) Dynamics CRM
1 1 (1.96%) Maximo
Cloud Services
1 9 (17.65%) Microsoft Azure
2 8 (15.69%) npm
3 7 (13.73%) NuGet
4 4 (7.84%) SaaS
5 2 (3.92%) Amazon AWS
6 1 (1.96%) Dynamics 365
6 1 (1.96%) GitHub
Communications & Networking
1 9 (17.65%) HTTP
Database & Business Intelligence
1 11 (21.57%) SQL Server
2 5 (9.80%) Apache Cassandra
3 2 (3.92%) Big Data
3 2 (3.92%) Hadoop
3 2 (3.92%) HBase
4 1 (1.96%) Apache Hive
4 1 (1.96%) Data Warehouse
4 1 (1.96%) MongoDB
4 1 (1.96%) NoSQL
4 1 (1.96%) Power BI
Development Applications
1 12 (23.53%) Git (software)
2 9 (17.65%) Maven
2 9 (17.65%) XMLUnit
3 8 (15.69%) Eclipse
4 7 (13.73%) Moq
4 7 (13.73%) Selenium
4 7 (13.73%) SpecFlow
4 7 (13.73%) xUnit.net
5 6 (11.76%) Ant
5 6 (11.76%) Atlassian Bamboo
5 6 (11.76%) CruiseControl
5 6 (11.76%) JUnit
6 2 (3.92%) IntelliJ
6 2 (3.92%) Jenkins
7 1 (1.96%) Babel
7 1 (1.96%) Bitbucket
7 1 (1.96%) gcov
7 1 (1.96%) Rational Team Concert
7 1 (1.96%) SonarQube
7 1 (1.96%) webpack
General
1 4 (7.84%) Banking
2 3 (5.88%) Finance
3 2 (3.92%) Aerospace
4 1 (1.96%) Retail Banking
4 1 (1.96%) Telecoms
Job Titles
1 44 (86.27%) Developer
2 17 (33.33%) .NET Developer
3 12 (23.53%) Senior Developer
4 10 (19.61%) Java Developer
5 7 (13.73%) Senior .NET Developer
6 6 (11.76%) C# Developer
6 6 (11.76%) Lead Developer
7 3 (5.88%) C# .NET Developer
7 3 (5.88%) C# WPF Developer
7 3 (5.88%) Front End Developer (Client-Side Developer)
7 3 (5.88%) React Developer
7 3 (5.88%) WPF Developer
8 2 (3.92%) Consultant
8 2 (3.92%) Hadoop Developer
8 2 (3.92%) Lead .NET Developer
8 2 (3.92%) Silverlight Developer
9 1 (1.96%) Functional Consultant
9 1 (1.96%) Senior Java Developer
9 1 (1.96%) Test Leader
9 1 (1.96%) Tester
Libraries, Frameworks & Software Standards
1 29 (56.86%) CSS
2 28 (54.90%) HTML
3 26 (50.98%) .NET
4 25 (49.02%) ASP.NET Web API
5 24 (47.06%) ASP.NET
6 19 (37.25%) Node.js
7 10 (19.61%) .NET Framework
7 10 (19.61%) XML
8 9 (17.65%) ASP.NET Core
8 9 (17.65%) Entity Framework
8 9 (17.65%) JSON
9 8 (15.69%) Code First Entity Framework
9 8 (15.69%) Redux
9 8 (15.69%) Spring
9 8 (15.69%) Web Services
10 7 (13.73%) Autofac
10 7 (13.73%) D3.js
11 6 (11.76%) Hibernate
11 6 (11.76%) REST
11 6 (11.76%) SOAP
Miscellaneous
1 13 (25.49%) Analytical Skills
2 8 (15.69%) Self-Motivation
3 5 (9.80%) Enterprise Software
4 4 (7.84%) Algorithms
4 4 (7.84%) Data Structures
4 4 (7.84%) N-Tier
Operating Systems
1 2 (3.92%) Linux
2 1 (1.96%) Android
2 1 (1.96%) Apple iOS
2 1 (1.96%) Windows
Processes & Methodologies
1 47 (92.16%) Agile Software Development
2 32 (62.75%) Scrum
3 14 (27.45%) Test Automation
4 13 (25.49%) Problem-Solving
4 13 (25.49%) TDD
5 12 (23.53%) MVC
6 9 (17.65%) DevOps
6 9 (17.65%) SDLC
6 9 (17.65%) Web Development
7 8 (15.69%) Dependency Injection
7 8 (15.69%) Strategic Thinking
8 7 (13.73%) BDD
9 6 (11.76%) ETL
9 6 (11.76%) UML
10 5 (9.80%) Microservices
10 5 (9.80%) OO
11 4 (7.84%) Collaborative Working
11 4 (7.84%) Computer Science
11 4 (7.84%) High Availability
11 4 (7.84%) Performance Testing
Programming Languages
1 30 (58.82%) C#
2 27 (52.94%) JavaScript
2 27 (52.94%) SQL
3 14 (27.45%) Java
4 2 (3.92%) Python
4 2 (3.92%) Scala
5 1 (1.96%) Ada
5 1 (1.96%) Ada 95
5 1 (1.96%) C++
5 1 (1.96%) ES6
5 1 (1.96%) ES7
5 1 (1.96%) PL/SQL
5 1 (1.96%) PowerShell
5 1 (1.96%) Ruby
5 1 (1.96%) TypeScript
5 1 (1.96%) VB.NET
Qualifications
1 1 (1.96%) Degree
1 1 (1.96%) ISEB
1 1 (1.96%) ISTQB Foundation Certification
1 1 (1.96%) Sun Certification
Quality Assurance & Compliance
1 5 (9.80%) HL7
2 1 (1.96%) QA
System Software
1 7 (13.73%) Docker
Systems Management
1 8 (15.69%) Kubernetes
2 1 (1.96%) Ansible
2 1 (1.96%) Terraform
Vendors
1 9 (17.65%) Oracle
2 6 (11.76%) Perforce
3 4 (7.84%) Microsoft
4 2 (3.92%) Tableau
5 1 (1.96%) Adobe
5 1 (1.96%) Cisco
5 1 (1.96%) Cognos
5 1 (1.96%) Hortonworks
5 1 (1.96%) hybris
5 1 (1.96%) Juniper
5 1 (1.96%) Ruckus Wireless
5 1 (1.96%) Talend