Period
to 24 June 2018

The following table provides summary statistics for contract job vacancies advertised in Glasgow 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 24 June 2018 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)
Scotland > Glasgow
6 months to
24 Jun 2018
Same period 2017 Same period 2016
Rank 35 30 43
Rank change year-on-year -5 +13 +9
Contract jobs citing TDD 90 66 52
As % of all contract IT jobs advertised in Glasgow 5.55% 5.61% 4.07%
As % of the Processes & Methodologies category 6.41% 6.48% 4.80%
Number of daily rates quoted 56 44 31
Glasgow median daily rate £400 £370 £310
Median daily rate % change year-on-year +8.11% +19.35% -11.43%
10th Percentile £313 £295 £225
90th Percentile £538 £484 £413
Scotland median daily rate £400 £425 £375
% change year-on-year -5.88% +13.33% -
Number of hourly rates quoted 0 0 0
Glasgow median hourly rate - - -
Scotland median hourly rate - £35.00 -

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 Glasgow with a requirement for process or methodology skills.

All Process and Methodology Skills
Glasgow
Contract vacancies with a requirement for process or methodology skills 1,403 1,019 1,083
As % of all contract IT jobs advertised in Glasgow 86.44% 86.65% 84.81%
Number of daily rates quoted 840 539 621
Glasgow median daily rate £390 £375 £350
Median daily rate % change year-on-year +4.00% +7.14% -6.67%
10th Percentile £263 £250 £213
90th Percentile £531 £488 £475
Scotland median daily rate £400 £380 £375
% change year-on-year +5.26% +1.33% -
Number of hourly rates quoted 30 11 9
Glasgow median hourly rate £16.68 £17.32 £30.00
Median hourly rate % change year-on-year -3.70% -42.27% +9.09%
10th Percentile £10.47 £13.75 £9.25
90th Percentile £35.46 £41.00 £37.60
Scotland median hourly rate £17.50 £26.75 £36.00
% change year-on-year -34.58% -25.69% +20.00%

TDD
Job Vacancy Trend in Glasgow

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

Job vacancy trend for TDD in Glasgow

TDD
Contractor Daily Rate Trend in Glasgow

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

Contractor daily rate trend for TDD in Glasgow

TDD
Contractor Daily Rate Histogram in Glasgow

The daily rate distribution of IT jobs citing TDD in Glasgow over the 6 months to 24 June 2018.

Contractor daily rate histogram for TDD in Glasgow

For the 6 months to 24 June 2018, 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 Glasgow region with a requirement for TDD.

1 66 (73.33%) Agile Software Development
2 49 (54.44%) Java
2 49 (54.44%) JavaScript
3 43 (47.78%) HTML
4 37 (41.11%) HTML5
5 35 (38.89%) Spring
6 34 (37.78%) Scrum
7 33 (36.67%) CSS
8 28 (31.11%) AngularJS
9 24 (26.67%) Continuous Integration
10 22 (24.44%) Kanban
10 22 (24.44%) Test Automation
11 20 (22.22%) Web Services
11 20 (22.22%) Hibernate
12 18 (20.00%) BDD
12 18 (20.00%) Docker
13 17 (18.89%) Git (software)
13 17 (18.89%) Maven
14 16 (17.78%) Finance
14 16 (17.78%) OO
15 15 (16.67%) Linux
16 14 (15.56%) SOAP
16 14 (15.56%) MVC
16 14 (15.56%) CSS3
17 13 (14.44%) JUnit
18 12 (13.33%) J2EE
18 12 (13.33%) Python
18 12 (13.33%) MongoDB
18 12 (13.33%) React
19 11 (12.22%) NoSQL

TDD
Co-occurring IT Skills in Glasgow 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 (10.00%) Tomcat
2 8 (8.89%) JBoss
2 8 (8.89%) Jetty
2 8 (8.89%) WebLogic
3 7 (7.78%) WebSphere
4 2 (2.22%) Apache
4 2 (2.22%) Confluence
4 2 (2.22%) WebSphere Application Server
5 1 (1.11%) Anypoint
5 1 (1.11%) WebLogic Portal
Applications
1 1 (1.11%) Adobe Creative Suite
Business Applications
1 2 (2.22%) IBM Operational Decision Manager
Cloud Services
1 6 (6.67%) Amazon AWS
2 5 (5.56%) Microsoft Azure
3 4 (4.44%) PaaS
4 3 (3.33%) Amazon EC2
4 3 (3.33%) Amazon S3
4 3 (3.33%) Amazon SQS
4 3 (3.33%) OpenShift
5 2 (2.22%) GitHub
Communications & Networking
1 5 (5.56%) AMQP
2 1 (1.11%) Firewall
2 1 (1.11%) SMS
Database & Business Intelligence
1 12 (13.33%) MongoDB
2 11 (12.22%) NoSQL
3 8 (8.89%) Couchbase
3 8 (8.89%) Hadoop
3 8 (8.89%) Redis
3 8 (8.89%) Riak
4 7 (7.78%) DB2
4 7 (7.78%) Relational Database
4 7 (7.78%) SQL Server
5 4 (4.44%) Oracle Database
5 4 (4.44%) RDBMS
5 4 (4.44%) SQL Server 2014
6 3 (3.33%) Apache Cassandra
7 2 (2.22%) Oracle Database 10g
7 2 (2.22%) Oracle Database 11g
8 1 (1.11%) Amazon Redshift
Development Applications
1 17 (18.89%) Git (software)
1 17 (18.89%) Maven
2 13 (14.44%) JUnit
3 11 (12.22%) Subversion
4 10 (11.11%) Jenkins
5 9 (10.00%) Bitbucket
5 9 (10.00%) Eclipse
5 9 (10.00%) Mockito
6 8 (8.89%) Cucumber
6 8 (8.89%) Selenium
6 8 (8.89%) Vagrant
7 7 (7.78%) Gradle
8 6 (6.67%) FitNesse
9 4 (4.44%) JIRA
10 3 (3.33%) Hudson
10 3 (3.33%) Team Foundation Server
10 3 (3.33%) TeamCity
11 2 (2.22%) DbUnit
11 2 (2.22%) GoCD
11 2 (2.22%) SonarQube
General
1 16 (17.78%) Finance
2 11 (12.22%) Banking
3 6 (6.67%) Games
4 2 (2.22%) Investment Banking
4 2 (2.22%) Retail
5 1 (1.11%) Corporate Banking
5 1 (1.11%) Prime Brokerage
Job Titles
1 69 (76.67%) Developer
2 34 (37.78%) Java Developer
3 13 (14.44%) JavaScript Developer
4 11 (12.22%) Angular Developer
5 9 (10.00%) .NET Developer
6 8 (8.89%) Full Stack Developer
7 6 (6.67%) Agile Coach
7 6 (6.67%) Scrum Master
8 5 (5.56%) C# Developer
9 4 (4.44%) ASP.NET Developer
9 4 (4.44%) ASP.NET MVC Developer
9 4 (4.44%) C# .NET Developer
9 4 (4.44%) C# ASP.NET Developer
9 4 (4.44%) HTML CSS Developer
9 4 (4.44%) HTML Developer
9 4 (4.44%) React Developer
9 4 (4.44%) UI Developer
10 3 (3.33%) AWS Developer
11 2 (2.22%) Agile Java Developer
11 2 (2.22%) DB2 Developer
Libraries, Frameworks & Software Standards
1 43 (47.78%) HTML
2 37 (41.11%) HTML5
3 35 (38.89%) Spring
4 33 (36.67%) CSS
5 28 (31.11%) AngularJS
6 20 (22.22%) Hibernate
6 20 (22.22%) Web Services
7 14 (15.56%) CSS3
7 14 (15.56%) SOAP
8 12 (13.33%) J2EE
8 12 (13.33%) React
9 11 (12.22%) .NET
9 11 (12.22%) REST
9 11 (12.22%) RESTful
10 10 (11.11%) ASP.NET
11 8 (8.89%) jQuery
11 8 (8.89%) Kafka
12 7 (7.78%) OpenFin
12 7 (7.78%) Spring Boot
12 7 (7.78%) WebSockets
Miscellaneous
1 7 (7.78%) User Experience
2 6 (6.67%) Enterprise Software
3 4 (4.44%) Greenfield Project
4 3 (3.33%) Computer Science
4 3 (3.33%) DataPower
5 2 (2.22%) Analytical Skills
5 2 (2.22%) Foreign Exchange (FX)
6 1 (1.11%) Algorithms
6 1 (1.11%) Data Structures
6 1 (1.11%) Equities
6 1 (1.11%) Management Information System
6 1 (1.11%) PKI
6 1 (1.11%) Virtual Team
Operating Systems
1 15 (16.67%) Linux
2 9 (10.00%) Unix
3 1 (1.11%) Red Hat Enterprise Linux
Processes & Methodologies
1 66 (73.33%) Agile Software Development
2 34 (37.78%) Scrum
3 24 (26.67%) Continuous Integration
4 22 (24.44%) Kanban
4 22 (24.44%) Test Automation
5 18 (20.00%) BDD
6 16 (17.78%) OO
7 14 (15.56%) MVC
8 10 (11.11%) Coaching
8 10 (11.11%) Microservices
8 10 (11.11%) Multithreading
9 8 (8.89%) Deployment Automation
9 8 (8.89%) SDLC
10 7 (7.78%) ATDD
10 7 (7.78%) Concurrent Programming
10 7 (7.78%) Refactoring
10 7 (7.78%) Software Engineering
10 7 (7.78%) User Stories
11 6 (6.67%) Continuous Improvement
11 6 (6.67%) System Testing
Programming Languages
1 49 (54.44%) Java
1 49 (54.44%) JavaScript
2 12 (13.33%) Python
3 10 (11.11%) C#
4 9 (10.00%) Java 8
5 8 (8.89%) Ruby
6 7 (7.78%) Bash Shell
6 7 (7.78%) Shell Script
7 6 (6.67%) SQL
8 3 (3.33%) Kotlin
9 1 (1.11%) PL/SQL
9 1 (1.11%) T-SQL
9 1 (1.11%) XAML
Qualifications
1 6 (6.67%) Degree
2 1 (1.11%) BPSS Clearance
Quality Assurance & Compliance
1 8 (8.89%) QA
2 1 (1.11%) Disclosure Scotland
System Software
1 18 (20.00%) Docker
Systems Management
1 11 (12.22%) Ansible
2 9 (10.00%) Opscode Chef
2 9 (10.00%) Puppet
3 8 (8.89%) Cobbler
4 2 (2.22%) HP Quality Center
5 1 (1.11%) Business Desktop Deployment
5 1 (1.11%) CA Single Sign-On
5 1 (1.11%) Graphite
5 1 (1.11%) HAProxy
5 1 (1.11%) Icinga
5 1 (1.11%) Kubernetes
5 1 (1.11%) Packer
5 1 (1.11%) PingFederate
5 1 (1.11%) Terraform
Vendors
1 8 (8.89%) IBM
1 8 (8.89%) Oracle
2 5 (5.56%) TIBCO
3 4 (4.44%) Capita
3 4 (4.44%) Informatica
3 4 (4.44%) Sybase
4 2 (2.22%) HP
4 2 (2.22%) Splunk
5 1 (1.11%) Adobe
5 1 (1.11%) Apigee
5 1 (1.11%) CA
5 1 (1.11%) Epicor
5 1 (1.11%) Microsoft
5 1 (1.11%) MuleSoft
5 1 (1.11%) Peoplefluent
5 1 (1.11%) Sage
5 1 (1.11%) SAP
5 1 (1.11%) Sonatype
5 1 (1.11%) Workday
5 1 (1.11%) Xamarin