The table below looks at the statistics for TDD skills in IT contracts advertised for the Scotland region. Included is a guide to the contractor rates offered in IT contracts that have cited TDD over the 3 months to 1 July 2016 with a comparison to the same period over the previous 2 years.

Note that daily contractor rates and hourly contractor rates are treated separately. When calculating average contractor rates, daily rates are not derived from quoted hourly rates or vice versa.

3 months to
1 Jul 2016
Same period 2015 Same period 2014
Test-Driven Development (TDD)
Rank 63 47 71
Rank change year-on-year
-16 +24
Contract jobs citing TDD 95 100 62
As % of all contract IT jobs located in Scotland 3.26% 3.33% 2.27%
As % of the Processes & Methodologies category 3.89% 4.14% 2.88%
Number of daily rates quoted 51 56 36
Median daily rate £375 £375 £388
Median daily rate % change year-on-year
- -3.22%
90% offered a daily rate of more than £260 £320 £279
10% offered a daily rate of more than £425 £450 £425
UK excluding London median daily rate £413 £375 £375
% change year-on-year
+10.00% -
Number of hourly rates quoted 0 1 0
Median hourly rate - £34.80 -
UK excluding London median hourly rate £40.00 £45.00 £59.50
% change year-on-year
-11.11% -24.36%
TDD
UK

The following table is for comparison with the above and provides statistics for the entire Processes & Methodologies category in contract jobs advertised in the Scotland region.

Processes & Methodologies Category
Scotland
Contract IT job ads with a match in the
Processes & Methodologies category
2440 2413 2153
As % of all contract IT jobs located in Scotland 83.70% 80.30% 78.72%
Number of daily rates quoted 1400 1226 1181
Median daily rate £370 £360 £375
Median daily rate % change year-on-year
+2.77% -4.00%
90% offered a daily rate of more than £240 £265 £255
10% offered a daily rate of more than £500 £475 £500
UK excluding London median daily rate £400 £385 £375
% change year-on-year
+3.89% +2.66%
Number of hourly rates quoted 52 65 37
Median hourly rate £37.50 £30.50 £25.00
Median hourly rate % change year-on-year
+22.95% +22.00%
90% offered a hourly rate of more than £14.01 £13.00 £14.00
10% offered a hourly rate of more than £43.00 £41.65 £38.50
UK excluding London median hourly rate £28.50 £30.00 £30.00
% change year-on-year
-5.00% -

TDD
Jobs Demand Trend in Scotland

The demand trend of contract jobs across the Scotland region citing TDD as a proportion of all IT contracts with a match in the Processes & Methodologies category.

TDD Jobs Demand Trend in Scotland

TDD
Daily Rate Trend in Scotland

This chart provides the 3-month moving average for daily rates quoted in IT contract jobs citing TDD across the Scotland region.

TDD Daily Rate Trend in Scotland

TDD
Daily Rate Histogram in Scotland

This chart provides a histogram of daily rates quoted in contract IT jobs citing TDD across the Scotland region over the 3 months to 1 July 2016.

TDD Daily Rate Histogram in Scotland

TDD
Hourly Rate Trend in Scotland

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

TDD Hourly Rate Trend in Scotland

TDD
Contract Job Locations in Scotland

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing TDD within the Scotland region over the 3 months to 1 July 2016. The 'Rank Change' column provides an indication of the change in demand within each location based on the same 3 month period last year.

Location
(Click see detailed
statistics and trends)
Rank Change
on Same Period
Last Year
Matching
Contract
IT Job Ads
Median
Daily Rate
Last 3 Months
Median Daily Rate
% Change
on Same Period
Last Year
Live
Job
Vacancies
Edinburgh +8 61 £375 -6.25% 10
Glasgow -6 23 £375 +7.14% 24
Dundee - 6 £243 - 2
West Lothian +11 5 £423 +20.71% 1
TDD
UK

TDD
Top 30 Related IT Skills in Scotland

For the 6 months to 1 July 2016, IT contractor jobs citing TDD also mentioned the following skills in order of popularity. The figures indicate the number co-occurrences and its proportion to all contract ads across the Scotland region with a requirement for TDD.

1 136 (79.07%) Agile Software Development
2 118 (68.60%) Scrum
3 101 (58.72%) Java
4 77 (44.77%) JavaScript
5 71 (41.28%) Continuous Integration
6 66 (38.37%) AngularJS
7 65 (37.79%) Maven
8 64 (37.21%) BDD
9 59 (34.30%) HTML
10 54 (31.40%) CSS
10 54 (31.40%) Kanban
11 51 (29.65%) Web Services
12 49 (28.49%) Subversion
12 49 (28.49%) Git (software)
12 49 (28.49%) Gradle
13 47 (27.33%) Python
14 44 (25.58%) REST
15 42 (24.42%) Open Source
16 39 (22.67%) Spring
16 39 (22.67%) SQL
17 38 (22.09%) Eclipse
17 38 (22.09%) GeoServer
18 37 (21.51%) SOAP
19 36 (20.93%) PostGIS
20 35 (20.35%) Jenkins
20 35 (20.35%) OpenLayers
20 35 (20.35%) Web Development
21 34 (19.77%) GIS
22 32 (18.60%) JIRA
22 32 (18.60%) NoSQL

TDD
Top Related IT Skills in Scotland 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 38 (22.09%) GeoServer
2 20 (11.63%) JBoss
3 8 (4.65%) ArcGIS
4 7 (4.07%) WebSphere
5 5 (2.91%) CMS
6 4 (2.33%) Drupal
6 4 (2.33%) Tomcat
6 4 (2.33%) WebLogic
7 3 (1.74%) WebSphere Application Server
8 1 (0.58%) Apache
8 1 (0.58%) Confluence
Business Applications
1 3 (1.74%) IBM Operational Decision Manager
1 3 (1.74%) Payment Gateway
2 2 (1.16%) Oracle BPM
3 1 (0.58%) Dynamics CRM
Cloud Services
1 5 (2.91%) Amazon AWS
2 4 (2.33%) Microsoft Azure
3 2 (1.16%) Amazon CloudWatch
3 2 (1.16%) Amazon EC2
3 2 (1.16%) Amazon S3
3 2 (1.16%) SaaS
4 1 (0.58%) Heroku
4 1 (0.58%) PaaS
Communications & Networking
1 3 (1.74%) Internet
Database & Business Intelligence
1 34 (19.77%) GIS
2 32 (18.60%) NoSQL
3 15 (8.72%) MongoDB
4 12 (6.98%) Spatial Data
5 11 (6.40%) QGIS
6 8 (4.65%) Relational Database
6 8 (4.65%) SQL Server
7 5 (2.91%) Oracle Database
7 5 (2.91%) SQL Server Integration Services
7 5 (2.91%) SQL Server Reporting Services
8 4 (2.33%) Data Warehouse
9 3 (1.74%) Oracle Database 10g
9 3 (1.74%) Oracle Database 11g
9 3 (1.74%) Oracle Database 12c
10 2 (1.16%) Hadoop
Development Applications
1 65 (37.79%) Maven
2 49 (28.49%) Git (software)
2 49 (28.49%) Gradle
2 49 (28.49%) Subversion
3 38 (22.09%) Eclipse
4 35 (20.35%) Jenkins
5 32 (18.60%) JIRA
6 29 (16.86%) Cucumber
6 29 (16.86%) JBehave
7 28 (16.28%) Selenium
8 20 (11.63%) Hudson
9 19 (11.05%) JUnit
10 18 (10.47%) Bitbucket
10 18 (10.47%) Mockito
11 15 (8.72%) Bower
12 12 (6.98%) JProfiler
13 9 (5.23%) Visual Studio
14 8 (4.65%) Artifactory
15 7 (4.07%) DBeaver
16 5 (2.91%) Team Foundation Server
General
1 26 (15.12%) Banking
2 15 (8.72%) Finance
3 5 (2.91%) Games
4 2 (1.16%) Advertising
5 1 (0.58%) Back Office
Job Titles
1 117 (68.02%) Developer
2 44 (25.58%) Java Developer
3 28 (16.28%) GIS Developer
4 16 (9.30%) Front End Developer (Client-Side Developer)
4 16 (9.30%) Scrum Master
4 16 (9.30%) Senior Developer
4 16 (9.30%) Web Developer
5 12 (6.98%) Senior Java Developer
6 10 (5.81%) Open Source Developer
7 8 (4.65%) Architect
7 8 (4.65%) GIS Web Developer
7 8 (4.65%) JavaScript Developer
8 7 (4.07%) Agile Developer
9 6 (3.49%) Technical Architect
9 6 (3.49%) Technical Leader
10 5 (2.91%) Agile Java Developer
10 5 (2.91%) Oracle Developer
10 5 (2.91%) Programmer
10 5 (2.91%) SQL Developer
10 5 (2.91%) Technical Design Leader
Libraries, Frameworks & Software Standards
1 66 (38.37%) AngularJS
2 59 (34.30%) HTML
3 54 (31.40%) CSS
4 51 (29.65%) Web Services
5 44 (25.58%) REST
6 39 (22.67%) Spring
7 37 (21.51%) SOAP
8 36 (20.93%) PostGIS
9 35 (20.35%) OpenLayers
10 31 (18.02%) jQuery
11 27 (15.70%) Java EE
11 27 (15.70%) Leaflet
12 24 (13.95%) Hibernate
12 24 (13.95%) XML
13 23 (13.37%) CSS3
13 23 (13.37%) HTML5
13 23 (13.37%) Sass
14 22 (12.79%) Node.js
15 21 (12.21%) React
16 20 (11.63%) XSLT
Miscellaneous
1 14 (8.14%) User Experience
2 6 (3.49%) Algorithms
2 6 (3.49%) Data Structures
2 6 (3.49%) Mathematics
3 4 (2.33%) 3D Graphics
3 4 (2.33%) Foreign Exchange (FX)
3 4 (2.33%) iPad
4 3 (1.74%) Analytical Skills
4 3 (1.74%) DataPower
4 3 (1.74%) Visualisation
5 2 (1.16%) Hybrid Cloud
5 2 (1.16%) Inversion of Control
5 2 (1.16%) Photography
6 1 (0.58%) BBC
6 1 (0.58%) Enterprise Software
6 1 (0.58%) Fintech
6 1 (0.58%) IVR
6 1 (0.58%) Virtual Team
Operating Systems
1 21 (12.21%) Linux
2 13 (7.56%) Unix
3 7 (4.07%) Mac OS X
4 6 (3.49%) Apple iOS
5 4 (2.33%) Android
6 2 (1.16%) Windows
7 1 (0.58%) Red Hat Enterprise Linux
Processes & Methodologies
1 136 (79.07%) Agile Software Development
2 118 (68.60%) Scrum
3 71 (41.28%) Continuous Integration
4 64 (37.21%) BDD
5 54 (31.40%) Kanban
6 42 (24.42%) Open Source
7 35 (20.35%) Web Development
8 32 (18.60%) Microservices
9 30 (17.44%) SDLC
9 30 (17.44%) SOA
10 28 (16.28%) Front End Development
10 28 (16.28%) MVC
11 21 (12.21%) Mentoring
12 19 (11.05%) Responsive Web Design
13 18 (10.47%) Coaching
14 17 (9.88%) OO
15 15 (8.72%) Software Engineering
15 15 (8.72%) Web Design
16 14 (8.14%) Performance Monitoring
17 12 (6.98%) Application Performance Monitoring
Programming Languages
1 101 (58.72%) Java
2 77 (44.77%) JavaScript
3 47 (27.33%) Python
4 39 (22.67%) SQL
5 21 (12.21%) PL/SQL
6 19 (11.05%) C#
7 15 (8.72%) CoffeeScript
8 14 (8.14%) Perl
9 11 (6.40%) Ruby
10 8 (4.65%) Clojure
11 6 (3.49%) C++
12 5 (2.91%) PHP
13 4 (2.33%) TypeScript
14 2 (1.16%) Lua
15 1 (0.58%) T-SQL
Qualifications
1 10 (5.81%) Degree
2 8 (4.65%) Security Cleared
3 2 (1.16%) ISEB
3 2 (1.16%) ISTQB
3 2 (1.16%) SC Cleared
4 1 (0.58%) BPSS Clearance
4 1 (0.58%) MCP
Quality Assurance & Compliance
1 14 (8.14%) QA
2 9 (5.23%) Disclosure Scotland
2 9 (5.23%) WCAG
System Software
1 8 (4.65%) Docker
2 7 (4.07%) GeoWebCache
3 1 (0.58%) VMware Infrastructure
Systems Management
1 9 (5.23%) Ansible
2 2 (1.16%) Graphite
2 2 (1.16%) Kibana
2 2 (1.16%) Kubernetes
2 2 (1.16%) Mesos
3 1 (0.58%) AirWatch
3 1 (0.58%) Puppet
Vendors
1 28 (16.28%) ESRI
2 14 (8.14%) VMware
3 10 (5.81%) Oracle
4 3 (1.74%) IBM
5 2 (1.16%) Microsoft
5 2 (1.16%) Red Hat
6 1 (0.58%) Genesys
6 1 (0.58%) SAP
6 1 (0.58%) Twitter
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