The following table provides summary statistics for contract job vacancies advertised in Leatherhead with a requirement for SQL skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited SQL over the 3 months to 23 June 2017 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)
Surrey / Leatherhead
3 months to
23 Jun 2017
Same period 2016 Same period 2015
Rank 11 8 4
Rank change year-on-year -3 -4  
Contract jobs citing SQL 4 27 30
As % of all contract IT jobs advertised in Leatherhead 7.55% 22.88% 29.13%
As % of the Programming Languages category 17.39% 33.75% 50.00%
Number of daily rates quoted 3 27 29
Median daily rate £413 £450 £400
Median daily rate % change year-on-year -8.33% +12.50%  
90% offered a daily rate of more than £403 £400 £355
10% offered a daily rate of more than £443 £468 £450
UK excluding London median daily rate £375 £363 £340
% change year-on-year +3.44% +6.61%  
Number of hourly rates quoted 0 0 0
Median hourly rate - - -
UK excluding London median hourly rate £40.00 £32.50 £22.50
% change year-on-year +23.07% +44.44%  

SQL is in the programming language skills category. The next table is for comparison with the above and provides summary statistics for all contract job vacancies advertised in Leatherhead with a requirement for programming language skills.

Contract Programming Language Skills
Leatherhead
Contract job vacancies with a requirement for programming language skills 23 80 60
As % of all contract IT job vacancies advertised in Leatherhead 43.40% 67.80% 58.25%
Number of daily rates quoted 22 79 57
Median daily rate £400 £450 £400
Median daily rate % change year-on-year -11.11% +12.50%  
90% offered a daily rate of more than £325 £400 £355
10% offered a daily rate of more than £525 £550 £450
UK excluding London median daily rate £400 £375 £350
% change year-on-year +6.66% +7.14%  
Number of hourly rates quoted 0 0 1
Median hourly rate - - £40.00
UK excluding London median hourly rate £42.50 £37.50 £36.50
% change year-on-year +13.33% +2.73%  

SQL
Job Vacancy Trend in Leatherhead

The job posting trend of jobs advertised in Leatherhead citing SQL as a proportion of all contract or permanent IT jobs with a match in the Programming Languages category.

Job vacancy trend for SQL in Leatherhead

SQL
Contractor Daily Rate Trend in Leatherhead

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

Contractor daily rate trend for SQL in Leatherhead

SQL
Contractor Hourly Rate Trend in Leatherhead

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

Contractor hourly rate trend for SQL in Leatherhead

For the 6 months to 23 June 2017, IT contractor jobs citing SQL 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 Leatherhead region with a requirement for SQL.

1 9 (52.94%) SQL Server
2 8 (47.06%) C#
2 8 (47.06%) T-SQL
2 8 (47.06%) PowerShell
2 8 (47.06%) Performance Tuning
3 7 (41.18%) SC Cleared
3 7 (41.18%) Security Cleared
3 7 (41.18%) .NET Framework
3 7 (41.18%) WCF
3 7 (41.18%) JavaScript
3 7 (41.18%) HTML
3 7 (41.18%) .NET
3 7 (41.18%) CSS
3 7 (41.18%) Agile Software Development
4 6 (35.29%) TDD
4 6 (35.29%) Change Management
4 6 (35.29%) MSMQ
4 6 (35.29%) SOA
4 6 (35.29%) Microsoft
4 6 (35.29%) Web Services
4 6 (35.29%) Unit Testing
4 6 (35.29%) JSUnit
4 6 (35.29%) Domain-Driven Design
4 6 (35.29%) Microsoft Azure
4 6 (35.29%) SaaS
4 6 (35.29%) HTML5
4 6 (35.29%) NServiceBus
4 6 (35.29%) ASP.NET Web API
4 6 (35.29%) DevOps
4 6 (35.29%) Azure SQL Database

SQL
Co-occurring IT Skills in Leatherhead 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 6 (35.29%) NServiceBus
2 1 (5.88%) JBoss
Cloud Services
1 6 (35.29%) Microsoft Azure
1 6 (35.29%) SaaS
Database & Business Intelligence
1 9 (52.94%) SQL Server
2 6 (35.29%) Azure SQL Database
3 2 (11.76%) SQL Server 2008
3 2 (11.76%) SQL Server Analysis Services
3 2 (11.76%) SQL Server Integration Services
3 2 (11.76%) SQL Server Reporting Services
4 1 (5.88%) Apache Cassandra
4 1 (5.88%) Apache Kudu
4 1 (5.88%) GIS
4 1 (5.88%) HBase
4 1 (5.88%) Impala
4 1 (5.88%) Oracle Database
4 1 (5.88%) VoltDB
Development Applications
1 6 (35.29%) GoCD
1 6 (35.29%) JSUnit
2 3 (17.65%) LoadRunner
2 3 (17.65%) Selenium
3 2 (11.76%) HP UFT
4 1 (5.88%) Maven
4 1 (5.88%) Subversion
4 1 (5.88%) Team Foundation Server
4 1 (5.88%) Visual Studio
General
1 3 (17.65%) Finance
1 3 (17.65%) Telecoms
2 2 (11.76%) Advertising
3 1 (5.88%) Automotive
Job Titles
1 9 (52.94%) Developer
2 7 (41.18%) .NET Developer
3 6 (35.29%) C# .NET Developer
3 6 (35.29%) C# Developer
4 3 (17.65%) Analyst
4 3 (17.65%) Angular Developer
4 3 (17.65%) ASP.NET Developer
4 3 (17.65%) C# ASP.NET Developer
4 3 (17.65%) Senior .NET Developer
4 3 (17.65%) Senior ASP.NET Developer
4 3 (17.65%) Senior C# .NET Developer
4 3 (17.65%) Senior C# ASP.NET Developer
4 3 (17.65%) Senior C# Developer
4 3 (17.65%) Senior Developer
5 2 (11.76%) DBA
5 2 (11.76%) Java Developer
5 2 (11.76%) SQL DBA
5 2 (11.76%) Team Leader
5 2 (11.76%) Test Analyst
5 2 (11.76%) Test Team Leader
Libraries, Frameworks & Software Standards
1 7 (41.18%) .NET
1 7 (41.18%) .NET Framework
1 7 (41.18%) CSS
1 7 (41.18%) HTML
1 7 (41.18%) WCF
2 6 (35.29%) AngularJS
2 6 (35.29%) ASP.NET Web API
2 6 (35.29%) Entity Framework
2 6 (35.29%) HTML5
2 6 (35.29%) LESS
2 6 (35.29%) MSMQ
2 6 (35.29%) REST
2 6 (35.29%) Web Services
3 5 (29.41%) XML
4 4 (23.53%) ASP.NET
5 3 (17.65%) SOAP
5 3 (17.65%) XML Messaging
6 1 (5.88%) ASP.NET MVC
6 1 (5.88%) Hibernate
6 1 (5.88%) Spring
Miscellaneous
1 3 (17.65%) Analytical Skills
1 3 (17.65%) Client/Server
2 2 (11.76%) Clustering
2 2 (11.76%) Replication
3 1 (5.88%) Driving Licence
3 1 (5.88%) Greenfield Project
Operating Systems
1 3 (17.65%) Linux
1 3 (17.65%) Unix
Processes & Methodologies
1 8 (47.06%) Performance Tuning
2 7 (41.18%) Agile Software Development
3 6 (35.29%) Change Management
3 6 (35.29%) DevOps
3 6 (35.29%) Domain-Driven Design
3 6 (35.29%) SOA
3 6 (35.29%) SOLID
3 6 (35.29%) TDD
3 6 (35.29%) Unit Testing
4 5 (29.41%) Scenario Testing
4 5 (29.41%) Test Automation
4 5 (29.41%) Test Scripting
5 3 (17.65%) Defect Management
5 3 (17.65%) Software Architecture
5 3 (17.65%) Software Engineering
5 3 (17.65%) Test Management
5 3 (17.65%) Use Case
5 3 (17.65%) User Stories
6 2 (11.76%) Database Optimisation
6 2 (11.76%) OO
Programming Languages
1 8 (47.06%) C#
1 8 (47.06%) PowerShell
1 8 (47.06%) T-SQL
2 7 (41.18%) JavaScript
3 4 (23.53%) Java
4 2 (11.76%) VBScript
5 1 (5.88%) C++
5 1 (5.88%) PL/SQL
Qualifications
1 7 (41.18%) SC Cleared
1 7 (41.18%) Security Cleared
2 3 (17.65%) ISTQB
2 3 (17.65%) ISTQB Foundation Certification
3 1 (5.88%) Degree
Systems Management
1 3 (17.65%) HP Quality Center
Vendors
1 6 (35.29%) Microsoft
2 5 (29.41%) HP
3 3 (17.65%) IBM
4 1 (5.88%) Google
4 1 (5.88%) Oracle