Period
to 21 November 2018

The following table provides summary statistics for permanent job vacancies advertised in Cardiff with a requirement for REST skills. Included is a benchmarking guide to the salaries offered in vacancies that have cited REST over the 6 months to 21 November 2018 with a comparison to the same period in the previous 2 years.

Representational State Transfer (REST)
South Wales > Cardiff
6 months to
21 Nov 2018
Same period 2017 Same period 2016
Rank 27 49 49
Rank change year-on-year +22 0 +7
Permanent jobs citing REST 78 28 65
As % of all permanent IT jobs advertised in Cardiff 6.71% 3.46% 4.74%
As % of the Libraries, Frameworks & Software Standards category 17.18% 9.06% 12.10%
Number of salaries quoted 63 21 58
Cardiff median annual salary £50,000 £36,500 £42,500
Median salary % change year-on-year +36.99% -14.12% +18.88%
10th Percentile £32,500 £22,500 £32,125
90th Percentile £65,000 £55,000 £55,000
South Wales median annual salary £44,000 £40,000 £42,500
% change year-on-year +10.00% -5.88% +21.43%

REST is in the Software Libraries and Frameworks category. The following table is for comparison with the above and provides summary statistics for all permanent job vacancies advertised in Cardiff with a requirement for technical specification, industry standards, software libraries and framework skills.

All Software Libraries and Frameworks
Cardiff
Permanent vacancies with a requirement for technical specification, industry standards, software libraries and framework skills 454 309 537
As % of all permanent IT jobs advertised in Cardiff 39.07% 38.15% 39.17%
Number of salaries quoted 401 282 501
Cardiff median annual salary £40,000 £39,750 £35,000
Median salary % change year-on-year +0.63% +13.57% -
10th Percentile £27,500 £24,250 £23,000
90th Percentile £65,000 £55,000 £53,750
South Wales median annual salary £42,500 £40,000 £35,000
% change year-on-year +6.25% +14.29% -

REST
Job Vacancy Trend in Cardiff

Job postings citing REST as a percentage of all IT jobs advertised in Cardiff.

Job vacancy trend for REST in Cardiff

REST
Salary Trend in Cardiff

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

Salary trend for REST in Cardiff

REST
Salary Histogram in Cardiff

The salary distribution of IT jobs citing REST in Cardiff over the 6 months to 21 November 2018.

Salary histogram for REST in Cardiff

For the 6 months to 21 November 2018, IT jobs citing REST 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 Cardiff region with a requirement for REST.

1 47 (60.26%) Java
2 37 (47.44%) Test Automation
3 32 (41.03%) Selenium
3 32 (41.03%) Web Services
4 30 (38.46%) C#
5 29 (37.18%) Agile Software Development
5 29 (37.18%) TDD
6 28 (35.90%) Cucumber
7 26 (33.33%) BDD
8 25 (32.05%) QA
9 21 (26.92%) Linux
9 21 (26.92%) Continuous Integration
10 20 (25.64%) Amazon AWS
10 20 (25.64%) SOAP
10 20 (25.64%) JUnit
11 19 (24.36%) Fintech
12 16 (20.51%) NoSQL
12 16 (20.51%) Microsoft Azure
12 16 (20.51%) Docker
12 16 (20.51%) Microservices
13 15 (19.23%) Unit Testing
13 15 (19.23%) Scrum
13 15 (19.23%) Acceptance Criteria
14 14 (17.95%) Protractor
14 14 (17.95%) JMeter
14 14 (17.95%) Software Testing
14 14 (17.95%) Git (software)
14 14 (17.95%) WebDriver
14 14 (17.95%) DevOps
14 14 (17.95%) Issue Tracking

REST
Co-occurring IT Skills in Cardiff 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 4 (5.13%) Anypoint
2 3 (3.85%) Cloud Foundry
2 3 (3.85%) Elasticsearch
3 2 (2.56%) Confluence
3 2 (2.56%) SharePoint
4 1 (1.28%) ArcGIS
4 1 (1.28%) WebLogic
4 1 (1.28%) WebSphere
Applications
1 1 (1.28%) Adobe Illustrator
1 1 (1.28%) Photoshop
Cloud Services
1 20 (25.64%) Amazon AWS
2 16 (20.51%) Microsoft Azure
3 13 (16.67%) Google Cloud Platform
4 8 (10.26%) Stackdriver
5 3 (3.85%) IBM Cloud
6 2 (2.56%) GitHub
6 2 (2.56%) Office 365
7 1 (1.28%) Apigee
7 1 (1.28%) Cloud Computing
7 1 (1.28%) npm
Communications & Networking
1 8 (10.26%) Firewall
1 8 (10.26%) Wireshark
2 6 (7.69%) HTTP
3 5 (6.41%) DNS
4 1 (1.28%) IPv4
4 1 (1.28%) IPv6
4 1 (1.28%) SSL
Database & Business Intelligence
1 16 (20.51%) NoSQL
2 7 (8.97%) SQL Server
3 6 (7.69%) MongoDB
4 5 (6.41%) MySQL
5 2 (2.56%) Redis
6 1 (1.28%) GIS
6 1 (1.28%) PostgreSQL
6 1 (1.28%) RavenDB
Development Applications
1 32 (41.03%) Selenium
2 28 (35.90%) Cucumber
3 20 (25.64%) JUnit
4 14 (17.95%) Git (software)
4 14 (17.95%) JMeter
4 14 (17.95%) Protractor
4 14 (17.95%) WebDriver
5 9 (11.54%) SoapUI
6 8 (10.26%) CF BOSH
6 8 (10.26%) Visual Studio Team System
7 6 (7.69%) Jenkins
7 6 (7.69%) Maven
7 6 (7.69%) Visual Studio Coded UI
8 5 (6.41%) Gatling
8 5 (6.41%) Rational DOORS
8 5 (6.41%) Rational Quality Manager
8 5 (6.41%) Rational Team Concert
9 4 (5.13%) TestNG
10 3 (3.85%) Subversion
10 3 (3.85%) Visual Studio
General
1 11 (14.10%) Finance
2 3 (3.85%) Back Office
3 2 (2.56%) Banking
3 2 (2.56%) Games
4 1 (1.28%) Advertising
4 1 (1.28%) Legal
Job Titles
1 25 (32.05%) Developer
2 11 (14.10%) Automation Engineer
2 11 (14.10%) Java Engineer
2 11 (14.10%) Tester
3 10 (12.82%) Java Developer
4 8 (10.26%) Cloud Engineer
4 8 (10.26%) DevOps Engineer
5 7 (8.97%) QA Automation Engineer
5 7 (8.97%) QA Engineer
6 6 (7.69%) Software Developer
6 6 (7.69%) Technical Manager
6 6 (7.69%) Technical Test Manager
6 6 (7.69%) Test Engineer
6 6 (7.69%) Test Manager
7 5 (6.41%) Senior Developer
8 4 (5.13%) Cloud Automation Engineer
8 4 (5.13%) Front End Developer (Client-Side Developer)
8 4 (5.13%) Integration Engineer
8 4 (5.13%) Software Engineer
8 4 (5.13%) Test and Integration Engineer
Libraries, Frameworks & Software Standards
1 32 (41.03%) Web Services
2 20 (25.64%) SOAP
3 14 (17.95%) Swagger
4 12 (15.38%) Spring
5 11 (14.10%) Spring Boot
6 10 (12.82%) CSS
6 10 (12.82%) HTML
7 8 (10.26%) .NET
8 7 (8.97%) XML
9 6 (7.69%) AngularJS
9 6 (7.69%) Gherkin
9 6 (7.69%) HTML5
9 6 (7.69%) JSON
9 6 (7.69%) Middleware
10 5 (6.41%) jQuery
11 4 (5.13%) ASP.NET
11 4 (5.13%) ASP.NET Web API
11 4 (5.13%) RESTful
12 3 (3.85%) CSS3
12 3 (3.85%) RxJava
Miscellaneous
1 19 (24.36%) Fintech
2 13 (16.67%) Cloud Native
3 4 (5.13%) Mobile App
4 3 (3.85%) N-Tier
5 2 (2.56%) Greenfield Project
5 2 (2.56%) User Experience
6 1 (1.28%) Computer Science
6 1 (1.28%) Enterprise Software
6 1 (1.28%) Graphic Design
Operating Systems
1 21 (26.92%) Linux
2 9 (11.54%) CentOS
3 8 (10.26%) Red Hat Enterprise Linux
3 8 (10.26%) Ubuntu
4 3 (3.85%) Windows
4 3 (3.85%) Windows Server
5 2 (2.56%) Unix
6 1 (1.28%) Debian
Processes & Methodologies
1 37 (47.44%) Test Automation
2 29 (37.18%) Agile Software Development
2 29 (37.18%) TDD
3 26 (33.33%) BDD
4 21 (26.92%) Continuous Integration
5 16 (20.51%) Microservices
6 15 (19.23%) Acceptance Criteria
6 15 (19.23%) Scrum
6 15 (19.23%) Unit Testing
7 14 (17.95%) DevOps
7 14 (17.95%) Issue Tracking
7 14 (17.95%) Non-Functional Testing
7 14 (17.95%) Software Testing
8 11 (14.10%) SDET
9 9 (11.54%) Software Engineering
10 8 (10.26%) Performance Testing
10 8 (10.26%) Site Reliability Engineering
11 7 (8.97%) QA Automation
12 6 (7.69%) Line Management
13 5 (6.41%) Root Cause Analysis
Programming Languages
1 47 (60.26%) Java
2 30 (38.46%) C#
3 13 (16.67%) Python
4 12 (15.38%) JavaScript
5 10 (12.82%) Groovy
5 10 (12.82%) SQL
6 8 (10.26%) Bash Shell
6 8 (10.26%) Go
7 5 (6.41%) Java 8
7 5 (6.41%) PowerShell
7 5 (6.41%) Shell Script
8 4 (5.13%) PHP
9 2 (2.56%) C++
10 1 (1.28%) C
10 1 (1.28%) ES6
10 1 (1.28%) Perl
10 1 (1.28%) PL/SQL
10 1 (1.28%) Ruby
10 1 (1.28%) VB.NET
Qualifications
1 6 (7.69%) SC Cleared
1 6 (7.69%) Security Cleared
2 4 (5.13%) Degree
3 1 (1.28%) ISTQB
Quality Assurance & Compliance
1 25 (32.05%) QA
System Software
1 16 (20.51%) Docker
2 8 (10.26%) VMware Infrastructure
Systems Management
1 8 (10.26%) Ansible
1 8 (10.26%) Opscode Chef
1 8 (10.26%) Puppet
2 2 (2.56%) Kubernetes
Vendors
1 12 (15.38%) Google
2 9 (11.54%) Splunk
3 8 (10.26%) IBM
3 8 (10.26%) Red Hat
3 8 (10.26%) VMware
4 6 (7.69%) MuleSoft
5 4 (5.13%) Microsoft
6 2 (2.56%) Oracle
7 1 (1.28%) Mashery
7 1 (1.28%) Perforce