Period
to 18 November 2017

The following table provides summary statistics for permanent job vacancies advertised in Welwyn Garden City with a requirement for SQL skills. Included is a benchmarking guide to the salaries offered in vacancies that have cited SQL over the 6 months to 18 November 2017 with a comparison to the same period in the previous 2 years.

SQL (Structured Query Language)
Hertfordshire > Welwyn Garden City
6 months to
18 Nov 2017
Same period 2016 Same period 2015
Rank 7 1 12
Rank change year-on-year -6 +11 -10
Permanent jobs citing SQL 47 56 27
As % of all permanent IT jobs advertised in Welwyn Garden City 22.38% 25.81% 11.64%
As % of the Programming Languages category 43.93% 42.42% 34.62%
Number of salaries quoted 57 46 16
Welwyn Garden City median annual salary £32,000 £37,500 £57,500
Median salary % change year-on-year -14.67% -34.78% +36.90%
10th Percentile £21,000 £21,000 £38,125
90th Percentile £55,000 £42,500 £62,500
Hertfordshire median annual salary £45,000 £45,000 £45,000

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

All Programming Languages
Welwyn Garden City
Permanent vacancies with a requirement for coding skills 107 132 78
As % of all permanent IT jobs advertised in Welwyn Garden City 50.95% 60.83% 33.62%
Number of salaries quoted 88 104 59
Welwyn Garden City median annual salary £41,500 £45,000 £57,500
Median salary % change year-on-year -7.78% -21.74% +36.90%
10th Percentile £27,125 £25,500 £30,500
90th Percentile £65,000 £71,250 £77,500
Hertfordshire median annual salary £47,500 £47,500 £45,000
% change year-on-year - +5.56% +2.27%

SQL
Job Vacancy Trend in Welwyn Garden City

Job postings citing SQL as a percentage of all IT jobs advertised in Welwyn Garden City.

Job vacancy trend for SQL in Welwyn Garden City

SQL
Salary Trend in Welwyn Garden City

This chart provides the 3-month moving average for salaries quoted in permanent IT jobs citing SQL in Welwyn Garden City.

Salary trend for SQL in Welwyn Garden City

SQL
Salary Histogram in Welwyn Garden City

The salary distribution of IT jobs citing SQL in Welwyn Garden City over the 6 months to 18 November 2017.

Salary histogram for SQL in Welwyn Garden City

For the 6 months to 18 November 2017, IT jobs citing SQL also mentioned the following skills in order of popularity. The figures indicate the number co-occurrences and its proportion to all job ads across the Welwyn Garden City region with a requirement for SQL.

1 37 (78.72%) SQL Server
2 35 (74.47%) Microsoft
3 24 (51.06%) Degree
4 23 (48.94%) Oracle
5 22 (46.81%) SLA
6 21 (44.68%) MySQL
6 21 (44.68%) Windows
7 20 (42.55%) Client/Server
7 20 (42.55%) IBM
7 20 (42.55%) Adobe
7 20 (42.55%) SAN
7 20 (42.55%) NetApp
7 20 (42.55%) Unix
7 20 (42.55%) ISO 9001
7 20 (42.55%) VPN
7 20 (42.55%) Disaster Recovery
7 20 (42.55%) Back Office
7 20 (42.55%) Finance
7 20 (42.55%) CMS
7 20 (42.55%) VMware
7 20 (42.55%) Military
7 20 (42.55%) VMware Infrastructure
7 20 (42.55%) vSphere
7 20 (42.55%) Network Management
7 20 (42.55%) Process Improvement
7 20 (42.55%) Document Management
7 20 (42.55%) ISO/IEC 27001
7 20 (42.55%) Windows Server
7 20 (42.55%) Xerox
8 17 (36.17%) Agile Software Development

SQL
Co-occurring IT Skills in Welwyn Garden City 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 20 (42.55%) CMS
2 1 (2.13%) JBoss
2 1 (2.13%) Tomcat
2 1 (2.13%) WebLogic
2 1 (2.13%) WebSphere
Applications
1 3 (6.38%) Microsoft Excel
Business Applications
1 2 (4.26%) FastStats
Cloud Services
1 8 (17.02%) Microsoft Azure
2 2 (4.26%) Responsys
Communications & Networking
1 20 (42.55%) SAN
1 20 (42.55%) VPN
Database & Business Intelligence
1 37 (78.72%) SQL Server
2 21 (44.68%) MySQL
3 7 (14.89%) Data Warehouse
4 4 (8.51%) SQL Server Analysis Services
4 4 (8.51%) SQL Server Integration Services
4 4 (8.51%) SQL Server Reporting Services
5 3 (6.38%) Big Data
5 3 (6.38%) Hadoop
6 2 (4.26%) Data Mining
6 2 (4.26%) MS Access
6 2 (4.26%) Relational Database
Development Applications
1 4 (8.51%) SQL Server Management Studio (SSMS)
2 1 (2.13%) Git (software)
2 1 (2.13%) Maven
2 1 (2.13%) Mockito
2 1 (2.13%) Subversion
2 1 (2.13%) Team Foundation Server
General
1 20 (42.55%) Back Office
1 20 (42.55%) Finance
1 20 (42.55%) Military
2 4 (8.51%) Advertising
3 1 (2.13%) Marketing
3 1 (2.13%) Retail
Job Titles
1 20 (42.55%) Infrastructure Specialist
2 9 (19.15%) Analyst
3 8 (17.02%) Developer
4 6 (12.77%) Graduate
5 5 (10.64%) Graduate Analyst
5 5 (10.64%) Graduate Software Analyst
5 5 (10.64%) Software Analyst
5 5 (10.64%) Software Tester
5 5 (10.64%) Tester
6 4 (8.51%) .NET Development Team Leader
6 4 (8.51%) .NET Team Leader
6 4 (8.51%) Business Developer
6 4 (8.51%) Business Intelligence Developer
6 4 (8.51%) Data Analyst
6 4 (8.51%) Development Team Leader
6 4 (8.51%) Team Leader
7 2 (4.26%) .NET Developer
7 2 (4.26%) C# .NET Developer
7 2 (4.26%) Java Developer
7 2 (4.26%) Senior Data Analyst
Libraries, Frameworks & Software Standards
1 6 (12.77%) .NET
2 4 (8.51%) .NET Framework
2 4 (8.51%) AngularJS
2 4 (8.51%) Entity Framework
3 3 (6.38%) XML
4 2 (4.26%) WCF
4 2 (4.26%) Web Services
4 2 (4.26%) WPF
5 1 (2.13%) ASP.NET
5 1 (2.13%) CSS
5 1 (2.13%) Guice
5 1 (2.13%) J2EE
5 1 (2.13%) Java SE
5 1 (2.13%) JavaFX
5 1 (2.13%) JDBC
5 1 (2.13%) JSP
5 1 (2.13%) Spring
5 1 (2.13%) WinForms
5 1 (2.13%) XSD
5 1 (2.13%) XSLT
Miscellaneous
1 20 (42.55%) Client/Server
2 6 (12.77%) Computer Science
2 6 (12.77%) User Experience
Operating Systems
1 21 (44.68%) Windows
2 20 (42.55%) Unix
2 20 (42.55%) Windows Server
Processes & Methodologies
1 20 (42.55%) Disaster Recovery
1 20 (42.55%) Document Management
1 20 (42.55%) Network Management
1 20 (42.55%) Process Improvement
2 17 (36.17%) Agile Software Development
3 6 (12.77%) Scrum
4 5 (10.64%) Functional Testing
4 5 (10.64%) Performance Testing
4 5 (10.64%) Scalability Testing
4 5 (10.64%) SDLC
4 5 (10.64%) Software Engineering
4 5 (10.64%) Stress Testing
4 5 (10.64%) Test Automation
4 5 (10.64%) Test Scripting
4 5 (10.64%) Web Design
5 4 (8.51%) Business Intelligence
5 4 (8.51%) ETL
5 4 (8.51%) Mathematics
5 4 (8.51%) Waterfall
5 4 (8.51%) Web Development
Programming Languages
1 15 (31.91%) T-SQL
2 6 (12.77%) C#
2 6 (12.77%) VB.NET
3 2 (4.26%) Java
3 2 (4.26%) JavaScript
4 1 (2.13%) VB
4 1 (2.13%) VBA
4 1 (2.13%) XPath
Qualifications
1 24 (51.06%) Degree
2 3 (6.38%) Numerate Degree
3 1 (2.13%) Computer Science Degree
Quality Assurance & Compliance
1 22 (46.81%) SLA
2 20 (42.55%) ISO 9001
2 20 (42.55%) ISO/IEC 27001
3 7 (14.89%) QA
System Software
1 20 (42.55%) VMware Infrastructure
1 20 (42.55%) vSphere
Vendors
1 35 (74.47%) Microsoft
2 23 (48.94%) Oracle
3 20 (42.55%) Adobe
3 20 (42.55%) IBM
3 20 (42.55%) NetApp
3 20 (42.55%) VMware
3 20 (42.55%) Xerox