Period
to 12 December 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 12 December 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
12 Dec 2018
Same period 2017 Same period 2016
Rank 6 4 5
Rank change year-on-year -2 +1 -2
Contract jobs citing SQL 160 115 89
As % of all contract IT jobs advertised in Cardiff 18.14% 18.61% 15.98%
As % of the Programming Languages category 38.83% 51.57% 43.20%
Number of daily rates quoted 117 68 67
Cardiff median daily rate £390 £324 £325
Median daily rate % change year-on-year +20.56% -0.46% -1.52%
10th Percentile £236 £174 £203
90th Percentile £530 £420 £513
South Wales median daily rate £400 £343 £360
% change year-on-year +16.79% -4.86% +5.88%
Number of hourly rates quoted 3 5 1
Cardiff median hourly rate £26.11 £19.00 £21.50
Median hourly rate % change year-on-year +37.39% -11.63% -12.24%
South Wales median hourly rate £21.25 £19.00 £57.50
% change year-on-year +11.82% -66.96% +217.55%

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 412 223 206
As % of all contract IT jobs advertised in Cardiff 46.71% 36.08% 36.98%
Number of daily rates quoted 309 142 152
Cardiff median daily rate £400 £367 £375
Median daily rate % change year-on-year +8.99% -2.13% +11.11%
10th Percentile £304 £225 £211
90th Percentile £575 £463 £531
South Wales median daily rate £410 £375 £405
% change year-on-year +9.33% -7.41% +15.71%
Number of hourly rates quoted 5 7 3
Cardiff median hourly rate £35.00 £19.80 £40.00
Median hourly rate % change year-on-year +76.77% -50.50% +135.29%
South Wales median hourly rate £23.49 £23.14 £55.00
% change year-on-year +1.51% -57.93% +184.13%

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 12 December 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

SQL
Contractor Hourly Rate Histogram in Cardiff

The hourly rate distribution of IT jobs citing SQL in Cardiff over the 6 months to 12 December 2018.

Contractor hourly rate histogram for SQL in Cardiff

For the 6 months to 12 December 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 68 (42.50%) SQL Server
2 60 (37.50%) Microsoft
3 51 (31.88%) .NET
4 50 (31.25%) Agile Software Development
5 35 (21.88%) Java
6 34 (21.25%) MVC
7 33 (20.63%) Windows
7 33 (20.63%) Git (software)
8 31 (19.38%) ASP.NET
9 29 (18.13%) Relational Database
10 28 (17.50%) .NET Framework
11 27 (16.88%) Oracle
12 26 (16.25%) OOP
13 25 (15.63%) SOAP
13 25 (15.63%) Unit Testing
13 25 (15.63%) Finance
13 25 (15.63%) ASP.NET MVC
13 25 (15.63%) MSTest
13 25 (15.63%) Entity Framework
14 24 (15.00%) NUnit
14 24 (15.00%) RDBMS
15 23 (14.38%) LINQ
16 22 (13.75%) Spring
17 21 (13.13%) JavaScript
17 21 (13.13%) C#
17 21 (13.13%) Microsoft Azure
17 21 (13.13%) Test Automation
18 19 (11.88%) Mentoring
18 19 (11.88%) JIRA
19 18 (11.25%) Maven

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 11 (6.88%) Confluence
2 8 (5.00%) WebSphere
2 8 (5.00%) WebSphere Application Server
3 4 (2.50%) SAS
4 3 (1.88%) IIS
5 2 (1.25%) Apache Spark
5 2 (1.25%) ArcGIS
5 2 (1.25%) JBoss
5 2 (1.25%) Tomcat
5 2 (1.25%) Umbraco
6 1 (0.63%) Apache
6 1 (0.63%) CMS
6 1 (0.63%) MS Exchange
6 1 (0.63%) WebLogic
Applications
1 12 (7.50%) Microsoft Excel
2 1 (0.63%) Microsoft Office
2 1 (0.63%) Spreadsheet
Business Applications
1 2 (1.25%) Dynamics CRM
2 1 (0.63%) OPENHousing
2 1 (0.63%) Sage X3
Cloud Services
1 21 (13.13%) Microsoft Azure
2 7 (4.38%) Amazon AWS
3 2 (1.25%) IaaS
3 2 (1.25%) NuGet
3 2 (1.25%) Office 365
3 2 (1.25%) PaaS
3 2 (1.25%) Serverless
4 1 (0.63%) Azure Active Directory
4 1 (0.63%) OpenShift
4 1 (0.63%) SaaS
4 1 (0.63%) Trello
Communications & Networking
1 3 (1.88%) HTTP
1 3 (1.88%) Internet
1 3 (1.88%) TCP/IP
2 2 (1.25%) DNS
2 2 (1.25%) DSL
2 2 (1.25%) Intranet
2 2 (1.25%) SSH
2 2 (1.25%) tcpdump
3 1 (0.63%) SAN
3 1 (0.63%) SSL
3 1 (0.63%) VoIP
3 1 (0.63%) VPN
3 1 (0.63%) Wi-Fi
Database & Business Intelligence
1 68 (42.50%) SQL Server
2 29 (18.13%) Relational Database
3 24 (15.00%) RDBMS
4 15 (9.38%) MySQL
4 15 (9.38%) SQL Server 2008
5 13 (8.13%) SQL Server 2016
6 10 (6.25%) MS Access
6 10 (6.25%) Oracle Database
6 10 (6.25%) SQL Server Integration Services
7 9 (5.63%) SQL Server Reporting Services
8 6 (3.75%) Big Data
9 5 (3.13%) Data Warehouse
10 4 (2.50%) Azure SQL Database
10 4 (2.50%) BusinessObjects
10 4 (2.50%) Cosmos DB
10 4 (2.50%) DB2
10 4 (2.50%) Hadoop
11 3 (1.88%) Crystal Reports
11 3 (1.88%) Power BI
11 3 (1.88%) SQL Server Analysis Services
Development Applications
1 33 (20.63%) Git (software)
2 25 (15.63%) MSTest
3 24 (15.00%) NUnit
4 19 (11.88%) JIRA
5 18 (11.25%) Maven
6 17 (10.63%) JUnit
7 15 (9.38%) Jenkins
7 15 (9.38%) Team Foundation Server
8 10 (6.25%) Artifactory
8 10 (6.25%) SoapUI
8 10 (6.25%) Subversion
9 8 (5.00%) Cucumber
9 8 (5.00%) Gradle
9 8 (5.00%) Visual Studio
10 7 (4.38%) TestNG
11 5 (3.13%) Selenium
12 3 (1.88%) Ant
12 3 (1.88%) Vagrant
13 2 (1.25%) Flyway
13 2 (1.25%) Sonatype Nexus
General
1 25 (15.63%) Finance
2 7 (4.38%) Banking
3 6 (3.75%) Telecoms
4 5 (3.13%) Retail
5 2 (1.25%) Legal
6 1 (0.63%) Advertising
6 1 (0.63%) Back Office
6 1 (0.63%) Financial Institution
6 1 (0.63%) Investment Banking
6 1 (0.63%) Law
6 1 (0.63%) Marketing
Job Titles
1 79 (49.38%) Developer
2 31 (19.38%) .NET Developer
3 28 (17.50%) Analyst
4 23 (14.38%) Java Developer
5 15 (9.38%) SQL Developer
6 13 (8.13%) DBA
7 8 (5.00%) Lead Developer
7 8 (5.00%) Oracle DBA
7 8 (5.00%) Test Analyst
7 8 (5.00%) Test Engineer
8 7 (4.38%) Architect
8 7 (4.38%) Data Analyst
8 7 (4.38%) Support Analyst
9 6 (3.75%) Applications Support
9 6 (3.75%) Quality Engineer
9 6 (3.75%) SC Cleared Java Developer
9 6 (3.75%) Test Automation Engineer
9 6 (3.75%) Xamarin Developer
10 5 (3.13%) Software Developer
10 5 (3.13%) SQL DBA
Libraries, Frameworks & Software Standards
1 51 (31.88%) .NET
2 31 (19.38%) ASP.NET
3 28 (17.50%) .NET Framework
4 25 (15.63%) ASP.NET MVC
4 25 (15.63%) Entity Framework
4 25 (15.63%) SOAP
5 23 (14.38%) LINQ
6 22 (13.75%) Spring
7 18 (11.25%) XML
8 16 (10.00%) AngularJS
8 16 (10.00%) CSS
8 16 (10.00%) Hibernate
9 14 (8.75%) Spring Boot
10 12 (7.50%) HTML
10 12 (7.50%) J2EE
10 12 (7.50%) jQuery
10 12 (7.50%) WPF
11 9 (5.63%) Node.js
12 8 (5.00%) JMS
12 8 (5.00%) JSF
Miscellaneous
1 14 (8.75%) NHS
2 7 (4.38%) Clustering
2 7 (4.38%) Mobile App
3 4 (2.50%) Analytical Skills
3 4 (2.50%) Greenfield Project
4 3 (1.88%) Management Information System
5 2 (1.25%) Linux Command Line
6 1 (0.63%) Data Centre
6 1 (0.63%) Enterprise Software
6 1 (0.63%) Fixed Income
6 1 (0.63%) N-Tier
6 1 (0.63%) Self-Motivation
6 1 (0.63%) Wiki
Operating Systems
1 33 (20.63%) Windows
2 17 (10.63%) Android
2 17 (10.63%) Apple iOS
3 14 (8.75%) Unix
4 12 (7.50%) Windows Server
5 11 (6.88%) Linux
6 2 (1.25%) Red Hat Enterprise Linux
6 2 (1.25%) Windows 10
6 2 (1.25%) Windows Server 2008
6 2 (1.25%) Windows Server 2012
7 1 (0.63%) AIX
7 1 (0.63%) VMS
Processes & Methodologies
1 50 (31.25%) Agile Software Development
2 34 (21.25%) MVC
3 26 (16.25%) OOP
4 25 (15.63%) Unit Testing
5 21 (13.13%) Test Automation
6 19 (11.88%) Mentoring
7 17 (10.63%) Android Development
7 17 (10.63%) iOS Development
7 17 (10.63%) Project Management
8 15 (9.38%) Coaching
8 15 (9.38%) Regression Testing
9 12 (7.50%) Migration
9 12 (7.50%) Scrum
10 11 (6.88%) Microservices
11 10 (6.25%) ITIL
12 9 (5.63%) Continuous Improvement
12 9 (5.63%) Software Testing
12 9 (5.63%) User Acceptance Testing
13 8 (5.00%) DevOps
13 8 (5.00%) Test Strategy
Programming Languages
1 35 (21.88%) Java
2 21 (13.13%) C#
2 21 (13.13%) JavaScript
3 17 (10.63%) Python
4 13 (8.13%) Java 8
5 12 (7.50%) XAML
6 11 (6.88%) Groovy
6 11 (6.88%) VBA
7 9 (5.63%) PL/SQL
8 8 (5.00%) PowerShell
8 8 (5.00%) T-SQL
9 6 (3.75%) C++
9 6 (3.75%) Perl
10 5 (3.13%) C
11 3 (1.88%) Ruby
12 2 (1.25%) R
12 2 (1.25%) VB.NET
13 1 (0.63%) Scala
13 1 (0.63%) Shell Script
13 1 (0.63%) VB
Qualifications
1 17 (10.63%) Security Cleared
2 15 (9.38%) SC Cleared
3 14 (8.75%) Degree
4 5 (3.13%) BPSS Clearance
5 4 (2.50%) ISEB
5 4 (2.50%) ISTQB
5 4 (2.50%) ISTQB Foundation Certification
6 2 (1.25%) DBS Check
7 1 (0.63%) CTC Cleared
7 1 (0.63%) ITIL Certification
7 1 (0.63%) Microsoft Certification
7 1 (0.63%) Postgraduate
7 1 (0.63%) PRINCE2 Certification
Quality Assurance & Compliance
1 11 (6.88%) QA
2 4 (2.50%) PCI DSS
3 3 (1.88%) Data Quality
3 3 (1.88%) GDPR
4 1 (0.63%) Disclosure Scotland
4 1 (0.63%) SLA
System Software
1 11 (6.88%) Docker
2 9 (5.63%) Active Directory
3 6 (3.75%) Oracle RAC
4 2 (1.25%) iptables
4 2 (1.25%) NFS
5 1 (0.63%) Tivoli Workload Scheduler
Systems Management
1 11 (6.88%) Opscode Chef
2 6 (3.75%) Data Guard
3 5 (3.13%) Kubernetes
3 5 (3.13%) Microsoft Clustering
4 4 (2.50%) Ansible
4 4 (2.50%) SCOM
5 3 (1.88%) Oracle RMAN
6 2 (1.25%) Puppet
7 1 (0.63%) Tivoli
Vendors
1 60 (37.50%) Microsoft
2 27 (16.88%) Oracle
3 17 (10.63%) Xamarin
4 5 (3.13%) Tableau
5 4 (2.50%) Teradata
6 3 (1.88%) Citrix
6 3 (1.88%) SAP
7 2 (1.25%) Avaya
7 2 (1.25%) Cisco
7 2 (1.25%) Cloudera
7 2 (1.25%) ESRI
7 2 (1.25%) Hortonworks
7 2 (1.25%) Mitel
7 2 (1.25%) Red Hat
7 2 (1.25%) Remedy
8 1 (0.63%) Apple
8 1 (0.63%) Atlassian
8 1 (0.63%) Capita
8 1 (0.63%) Sage
8 1 (0.63%) Sitecore