Period
to 20 October 2018

The following table provides summary statistics for contract job vacancies advertised in Cardiff with a requirement for SQL skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited SQL over the 6 months to 20 October 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.

SQL (Structured Query Language)
South Wales > Cardiff
6 months to
20 Oct 2018
Same period 2017 Same period 2016
Rank 8 4 5
Rank change year-on-year -4 +1 -3
Contract jobs citing SQL 132 110 104
As % of all contract IT jobs advertised in Cardiff 16.24% 18.33% 17.81%
As % of the Programming Languages category 35.11% 50.23% 44.44%
Number of daily rates quoted 99 73 77
Cardiff median daily rate £400 £350 £325
Median daily rate % change year-on-year +14.29% +7.69% -
10th Percentile £302 £177 £200
90th Percentile £576 £420 £560
South Wales median daily rate £414 £350 £355
% change year-on-year +18.21% -1.41% +5.58%
Number of hourly rates quoted 1 6 2
Cardiff median hourly rate £11.00 £18.50 £17.50
Median hourly rate % change year-on-year -40.54% +5.71% -
10th Percentile £10.50 £13.50 £13.63
90th Percentile £11.50 £22.46 £20.78
South Wales median hourly rate £15.00 £18.50 £39.50
% change year-on-year -18.92% -53.16% +146.88%

SQL is in the Programming Languages category. The following table is for comparison with the above and provides summary statistics for all contract job vacancies advertised in Cardiff with a requirement for coding skills.

All Programming Languages
Cardiff
Contract vacancies with a requirement for coding skills 376 219 234
As % of all contract IT jobs advertised in Cardiff 46.25% 36.50% 40.07%
Number of daily rates quoted 294 154 166
Cardiff median daily rate £405 £357 £361
Median daily rate % change year-on-year +13.37% -1.11% +6.25%
10th Percentile £310 £263 £207
90th Percentile £559 £468 £528
South Wales median daily rate £410 £375 £390
% change year-on-year +9.33% -3.85% +9.09%
Number of hourly rates quoted 1 7 3
Cardiff median hourly rate £11.00 £18.50 £21.50
Median hourly rate % change year-on-year -40.54% -13.95% +36.51%
10th Percentile £10.50 £13.65 £14.50
90th Percentile £11.50 £29.55 £36.30
South Wales median hourly rate £20.09 £18.75 £55.00
% change year-on-year +7.15% -65.91% +214.29%

SQL
Job Vacancy Trend in Cardiff

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

Job vacancy trend for SQL in Cardiff

SQL
Contractor Daily Rate Trend in Cardiff

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

Contractor daily rate trend for SQL in Cardiff

SQL
Contractor Daily Rate Histogram in Cardiff

The daily rate distribution of IT jobs citing SQL in Cardiff over the 6 months to 20 October 2018.

Contractor daily rate histogram for SQL in Cardiff

SQL
Contractor Hourly Rate Trend in Cardiff

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

Contractor hourly rate trend for SQL in Cardiff

For the 6 months to 20 October 2018, IT contractor jobs citing SQL 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 Cardiff region with a requirement for SQL.

1 58 (43.94%) SQL Server
2 48 (36.36%) Microsoft
3 44 (33.33%) Agile Software Development
4 38 (28.79%) .NET
5 31 (23.48%) Oracle
6 30 (22.73%) Windows
7 29 (21.97%) Git (software)
7 29 (21.97%) Relational Database
8 26 (19.70%) Java
9 25 (18.94%) MVC
9 25 (18.94%) Microsoft Azure
10 24 (18.18%) Finance
10 24 (18.18%) RDBMS
11 23 (17.42%) C#
11 23 (17.42%) SOAP
12 22 (16.67%) ASP.NET
12 22 (16.67%) Python
13 20 (15.15%) JIRA
13 20 (15.15%) Test Automation
14 19 (14.39%) Unit Testing
14 19 (14.39%) MySQL
15 18 (13.64%) JavaScript
15 18 (13.64%) Maven
15 18 (13.64%) Android
15 18 (13.64%) ASP.NET MVC
15 18 (13.64%) MSTest
15 18 (13.64%) Apple iOS
15 18 (13.64%) Android Development
15 18 (13.64%) iOS Development
15 18 (13.64%) Xamarin

SQL
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 12 (9.09%) Confluence
2 8 (6.06%) WebSphere
2 8 (6.06%) WebSphere Application Server
3 5 (3.79%) SAS
4 2 (1.52%) ArcGIS
4 2 (1.52%) IIS
4 2 (1.52%) JBoss
4 2 (1.52%) Umbraco
5 1 (0.76%) Apache
5 1 (0.76%) Apache Spark
5 1 (0.76%) CMS
5 1 (0.76%) MS Exchange
5 1 (0.76%) WebLogic
5 1 (0.76%) WordPress
Applications
1 9 (6.82%) Microsoft Excel
2 1 (0.76%) Microsoft Office
2 1 (0.76%) Spreadsheet
Business Applications
1 3 (2.27%) Dynamics CRM
2 1 (0.76%) OPENHousing
2 1 (0.76%) Sage 200
Cloud Services
1 25 (18.94%) Microsoft Azure
2 12 (9.09%) Amazon AWS
3 3 (2.27%) NuGet
4 2 (1.52%) IaaS
4 2 (1.52%) PaaS
4 2 (1.52%) Serverless
5 1 (0.76%) Azure Active Directory
5 1 (0.76%) Office 365
5 1 (0.76%) OpenShift
5 1 (0.76%) SaaS
5 1 (0.76%) Trello
Communications & Networking
1 4 (3.03%) TCP/IP
2 3 (2.27%) DNS
2 3 (2.27%) HTTP
2 3 (2.27%) SSH
2 3 (2.27%) tcpdump
3 2 (1.52%) Internet
4 1 (0.76%) DSL
4 1 (0.76%) Intranet
4 1 (0.76%) SAN
4 1 (0.76%) VoIP
4 1 (0.76%) VPN
4 1 (0.76%) Wi-Fi
Database & Business Intelligence
1 58 (43.94%) SQL Server
2 29 (21.97%) Relational Database
3 24 (18.18%) RDBMS
4 19 (14.39%) MySQL
5 11 (8.33%) SQL Server Integration Services
6 10 (7.58%) SQL Server Reporting Services
7 9 (6.82%) PostgreSQL
8 8 (6.06%) Oracle Database
9 6 (4.55%) MS Access
10 5 (3.79%) Big Data
10 5 (3.79%) BusinessObjects
11 4 (3.03%) Data Warehouse
11 4 (3.03%) SQL Server Analysis Services
12 3 (2.27%) Cosmos DB
12 3 (2.27%) Crystal Reports
12 3 (2.27%) DB2
12 3 (2.27%) Hadoop
13 2 (1.52%) Apache Hive
13 2 (1.52%) Power BI
13 2 (1.52%) SQL Server 2008
Development Applications
1 29 (21.97%) Git (software)
2 20 (15.15%) JIRA
3 18 (13.64%) Maven
3 18 (13.64%) MSTest
4 17 (12.88%) NUnit
5 16 (12.12%) JUnit
6 15 (11.36%) Jenkins
7 12 (9.09%) Team Foundation Server
8 11 (8.33%) Subversion
9 10 (7.58%) Artifactory
10 8 (6.06%) Cucumber
11 7 (5.30%) Gradle
11 7 (5.30%) SoapUI
12 6 (4.55%) TestNG
12 6 (4.55%) Visual Studio
13 5 (3.79%) Selenium
14 4 (3.03%) Ant
15 3 (2.27%) Vagrant
16 2 (1.52%) FitNesse
16 2 (1.52%) Sonatype Nexus
General
1 24 (18.18%) Finance
2 7 (5.30%) Telecoms
3 6 (4.55%) Banking
4 5 (3.79%) Retail
5 2 (1.52%) Advertising
6 1 (0.76%) Back Office
6 1 (0.76%) Financial Institution
6 1 (0.76%) Legal
6 1 (0.76%) Manufacturing
6 1 (0.76%) Marketing
Job Titles
1 66 (50.00%) Developer
2 21 (15.91%) Analyst
3 19 (14.39%) .NET Developer
4 16 (12.12%) Java Developer
5 14 (10.61%) Architect
6 12 (9.09%) DBA
6 12 (9.09%) SQL Developer
7 8 (6.06%) Database Architect
7 8 (6.06%) Support Analyst
7 8 (6.06%) Test Engineer
8 7 (5.30%) Applications Support
8 7 (5.30%) Lead Developer
8 7 (5.30%) Xamarin Developer
9 6 (4.55%) Applications Support Analyst
9 6 (4.55%) C# Developer
9 6 (4.55%) Quality Engineer
9 6 (4.55%) SC Cleared Java Developer
9 6 (4.55%) Test Analyst
9 6 (4.55%) Test Automation Engineer
10 5 (3.79%) Oracle DBA
Libraries, Frameworks & Software Standards
1 38 (28.79%) .NET
2 23 (17.42%) SOAP
3 22 (16.67%) ASP.NET
4 18 (13.64%) ASP.NET MVC
5 17 (12.88%) .NET Framework
6 16 (12.12%) XML
7 15 (11.36%) AngularJS
7 15 (11.36%) Entity Framework
7 15 (11.36%) Spring
8 13 (9.85%) LINQ
9 12 (9.09%) J2EE
9 12 (9.09%) WPF
10 11 (8.33%) CSS
10 11 (8.33%) HTML
11 10 (7.58%) Hibernate
11 10 (7.58%) Spring Boot
12 9 (6.82%) jQuery
12 9 (6.82%) Node.js
13 8 (6.06%) JMS
13 8 (6.06%) JSF
Miscellaneous
1 9 (6.82%) NHS
2 8 (6.06%) Mobile App
3 7 (5.30%) Clustering
4 6 (4.55%) Analytical Skills
5 4 (3.03%) Greenfield Project
6 2 (1.52%) Linux Command Line
6 2 (1.52%) Management Information System
7 1 (0.76%) Computer Science
7 1 (0.76%) Data Centre
7 1 (0.76%) Data Protection Act
7 1 (0.76%) Enterprise Software
7 1 (0.76%) Fintech
7 1 (0.76%) Fixed Income
7 1 (0.76%) N-Tier
7 1 (0.76%) Self-Motivation
7 1 (0.76%) Wiki
Operating Systems
1 30 (22.73%) Windows
2 18 (13.64%) Android
2 18 (13.64%) Apple iOS
3 10 (7.58%) Linux
3 10 (7.58%) Unix
3 10 (7.58%) Windows Server
4 3 (2.27%) Red Hat Enterprise Linux
5 2 (1.52%) Windows 10
5 2 (1.52%) Windows Server 2008
5 2 (1.52%) Windows Server 2012
6 1 (0.76%) AIX
6 1 (0.76%) VMS
Processes & Methodologies
1 44 (33.33%) Agile Software Development
2 25 (18.94%) MVC
3 20 (15.15%) Test Automation
4 19 (14.39%) Unit Testing
5 18 (13.64%) Android Development
5 18 (13.64%) iOS Development
6 17 (12.88%) OOP
7 14 (10.61%) Mentoring
8 13 (9.85%) Regression Testing
9 11 (8.33%) Coaching
10 10 (7.58%) Project Management
10 10 (7.58%) Scrum
11 9 (6.82%) Continuous Improvement
11 9 (6.82%) High Availability
11 9 (6.82%) ITIL
11 9 (6.82%) Problem-Solving
11 9 (6.82%) User Acceptance Testing
12 8 (6.06%) Microservices
13 7 (5.30%) Mobile Application Development
13 7 (5.30%) Software Testing
Programming Languages
1 26 (19.70%) Java
2 23 (17.42%) C#
3 22 (16.67%) Python
4 18 (13.64%) JavaScript
5 14 (10.61%) PowerShell
6 13 (9.85%) PL/SQL
6 13 (9.85%) XAML
7 12 (9.09%) C++
8 10 (7.58%) Groovy
8 10 (7.58%) Java 8
9 9 (6.82%) Ruby
9 9 (6.82%) T-SQL
10 8 (6.06%) VBA
11 7 (5.30%) Perl
12 3 (2.27%) C
13 2 (1.52%) R
13 2 (1.52%) VB.NET
14 1 (0.76%) Apple Swift
14 1 (0.76%) PHP
14 1 (0.76%) Scala
Qualifications
1 14 (10.61%) SC Cleared
1 14 (10.61%) Security Cleared
2 10 (7.58%) Degree
3 4 (3.03%) ISEB
4 3 (2.27%) CTC Cleared
4 3 (2.27%) ISTQB
4 3 (2.27%) ISTQB Foundation Certification
5 1 (0.76%) BPSS Clearance
5 1 (0.76%) ITIL Certification
5 1 (0.76%) Microsoft Certification
5 1 (0.76%) Postgraduate
5 1 (0.76%) PRINCE2 Certification
Quality Assurance & Compliance
1 10 (7.58%) QA
2 9 (6.82%) GDPR
3 8 (6.06%) Data Quality
4 4 (3.03%) PCI DSS
5 1 (0.76%) Disclosure Scotland
5 1 (0.76%) SLA
System Software
1 9 (6.82%) Active Directory
2 6 (4.55%) Docker
2 6 (4.55%) Oracle RAC
3 3 (2.27%) iptables
3 3 (2.27%) NFS
4 1 (0.76%) Tivoli Workload Scheduler
Systems Management
1 11 (8.33%) Opscode Chef
2 6 (4.55%) Data Guard
3 5 (3.79%) Microsoft Clustering
4 4 (3.03%) Kubernetes
4 4 (3.03%) SCOM
5 3 (2.27%) Ansible
5 3 (2.27%) Puppet
6 2 (1.52%) Oracle RMAN
7 1 (0.76%) Tivoli
Vendors
1 48 (36.36%) Microsoft
2 31 (23.48%) Oracle
3 18 (13.64%) Xamarin
4 10 (7.58%) Teradata
5 6 (4.55%) Tableau
6 4 (3.03%) SAP
7 3 (2.27%) Citrix
7 3 (2.27%) Red Hat
7 3 (2.27%) Remedy
8 2 (1.52%) Avaya
8 2 (1.52%) Cisco
8 2 (1.52%) Cloudera
8 2 (1.52%) ESRI
8 2 (1.52%) Hortonworks
8 2 (1.52%) Mitel
9 1 (0.76%) AppDynamics
9 1 (0.76%) Capita
9 1 (0.76%) Guidewire
9 1 (0.76%) Sitecore
9 1 (0.76%) Twitter