Period
to 18 November 2017

The following table provides summary statistics for contract job vacancies advertised in Hounslow 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 18 November 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)
West London > Hounslow
6 months to
18 Nov 2017
Same period 2016 Same period 2015
Rank 5 6 13
Rank change year-on-year +1 +7 +1
Contract jobs citing SQL 42 30 31
As % of all contract IT jobs advertised in Hounslow 13.91% 9.93% 9.25%
As % of the Programming Languages category 32.06% 35.71% 43.66%
Number of daily rates quoted 24 19 39
Hounslow median daily rate £463 £400 £375
Median daily rate % change year-on-year +15.63% +6.67% -4.76%
10th Percentile £313 £213 £293
90th Percentile £560 £488 £469
West London median daily rate £425 £375 £350
% change year-on-year +13.33% +7.14% -6.04%
Number of hourly rates quoted 0 3 1
Hounslow median hourly rate - £50.00 £40.00
Median hourly rate % change year-on-year - +25.00% -
West London median hourly rate £19.25 £35.00 £33.50
% change year-on-year -45.00% +4.48% +48.89%

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 Hounslow with a requirement for coding skills.

All Programming Languages
Hounslow
Contract vacancies with a requirement for coding skills 131 84 71
As % of all contract IT jobs advertised in Hounslow 43.38% 27.81% 21.19%
Number of daily rates quoted 88 58 58
Hounslow median daily rate £525 £433 £398
Median daily rate % change year-on-year +21.39% +8.67% -5.24%
10th Percentile £339 £300 £287
90th Percentile £586 £561 £525
West London median daily rate £475 £413 £375
% change year-on-year +15.15% +10.00% -6.25%
Number of hourly rates quoted 0 3 2
Hounslow median hourly rate - £50.00 £26.21
Median hourly rate % change year-on-year - +90.77% -24.03%
West London median hourly rate £42.50 £27.50 £37.50
% change year-on-year +54.55% -26.67% +4.17%

SQL
Job Vacancy Trend in Hounslow

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

Job vacancy trend for SQL in Hounslow

SQL
Contractor Daily Rate Trend in Hounslow

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

Contractor daily rate trend for SQL in Hounslow

SQL
Contractor Daily Rate Histogram in Hounslow

The daily rate distribution of IT jobs citing SQL in Hounslow over the 6 months to 18 November 2017.

Contractor daily rate histogram for SQL in Hounslow

SQL
Contractor Hourly Rate Trend in Hounslow

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

Contractor hourly rate trend for SQL in Hounslow

SQL
Contract Job Locations in Hounslow

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing SQL within the Hounslow region over the 6 months to 18 November 2017. The 'Rank Change' column provides an indication of the change in demand within each location based on the same 6 month period last year.

Location Rank Change
on Same Period
Last Year
Matching
Contract
IT Job Ads
Median
Daily Rate
Past 6 Months
Median Daily Rate
% Change
on Same Period
Last Year
Live
Job
Vacancies
Isleworth -18 10 £540 +20.00%
Brentford +3 8 £375 -6.25%
Feltham -4 3 £600 +57.89%
Osterley -8 2 £395 +54.90%
SQL
West London

For the 6 months to 18 November 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 Hounslow region with a requirement for SQL.

1 22 (52.38%) Agile Software Development
2 17 (40.48%) Unix
2 17 (40.48%) Linux
3 16 (38.10%) Java
4 13 (30.95%) NoSQL
5 12 (28.57%) Python
6 11 (26.19%) Shell Script
6 11 (26.19%) Acceptance Criteria
7 10 (23.81%) JUnit
7 10 (23.81%) TDD
7 10 (23.81%) Pair Programming
7 10 (23.81%) Spring
7 10 (23.81%) BDD
7 10 (23.81%) High Availability
7 10 (23.81%) Continuous Integration
7 10 (23.81%) RESTful
7 10 (23.81%) Scala
7 10 (23.81%) User Stories
7 10 (23.81%) Performance Tuning
7 10 (23.81%) DevOps
8 9 (21.43%) Kibana
8 9 (21.43%) Microservices
8 9 (21.43%) AppDynamics
8 9 (21.43%) logstash
8 9 (21.43%) Kanban
8 9 (21.43%) Splunk
8 9 (21.43%) Games
8 9 (21.43%) Oracle
8 9 (21.43%) SQL Server
9 8 (19.05%) Analytics

SQL
Co-occurring IT Skills in Hounslow 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 5 (11.90%) Elasticsearch
2 2 (4.76%) BizTalk Server
2 2 (4.76%) IIS
3 1 (2.38%) nginx
3 1 (2.38%) SAS
3 1 (2.38%) Tomcat
Applications
1 3 (7.14%) Microsoft Excel
2 1 (2.38%) Microsoft PowerPoint
2 1 (2.38%) MS Visio
Business Applications
1 1 (2.38%) Dynamics AX
Cloud Services
1 5 (11.90%) Microsoft Azure
2 1 (2.38%) GitHub
Communications & Networking
1 4 (9.52%) Internet
2 2 (4.76%) TCP/IP
Database & Business Intelligence
1 13 (30.95%) NoSQL
2 9 (21.43%) SQL Server
3 7 (16.67%) Relational Database
4 6 (14.29%) Data Warehouse
5 5 (11.90%) MongoDB
5 5 (11.90%) Oracle Database
5 5 (11.90%) RDBMS
6 4 (9.52%) Apache Cassandra
7 3 (7.14%) OLTP
7 3 (7.14%) Power BI
7 3 (7.14%) SQL Server Integration Services
7 3 (7.14%) SQL Server Reporting Services
8 2 (4.76%) BusinessObjects
8 2 (4.76%) PowerPivot
8 2 (4.76%) SQL Server Analysis Services
8 2 (4.76%) Star Schema
9 1 (2.38%) Apache Hive
9 1 (2.38%) Big Data
9 1 (2.38%) HBase
9 1 (2.38%) Spotfire
Development Applications
1 10 (23.81%) JUnit
2 6 (14.29%) Cucumber
3 5 (11.90%) Git (software)
3 5 (11.90%) IntelliJ
3 5 (11.90%) Mockito
4 4 (9.52%) Subversion
5 2 (4.76%) Team Foundation Server
6 1 (2.38%) Appium
6 1 (2.38%) Bitbucket
6 1 (2.38%) Gradle
6 1 (2.38%) Hudson
6 1 (2.38%) Jenkins
6 1 (2.38%) JIRA
6 1 (2.38%) JMeter
6 1 (2.38%) LoadRunner
6 1 (2.38%) Protractor
6 1 (2.38%) Selenium
6 1 (2.38%) SoapUI
6 1 (2.38%) TestNG
6 1 (2.38%) WebDriver
General
1 9 (21.43%) Games
2 2 (4.76%) Back Office
2 2 (4.76%) Finance
3 1 (2.38%) Marketing
3 1 (2.38%) Retail
Job Titles
1 29 (69.05%) Developer
2 13 (30.95%) Java Developer
3 9 (21.43%) Senior Developer
3 9 (21.43%) Senior Java Developer
4 4 (9.52%) C++ Developer
4 4 (9.52%) Linux Developer
4 4 (9.52%) Oracle Developer
4 4 (9.52%) Python Developer
4 4 (9.52%) Senior Python Developer
4 4 (9.52%) Sybase Developer
4 4 (9.52%) Unix Developer
5 3 (7.14%) Analyst
5 3 (7.14%) C# Developer
5 3 (7.14%) SQL Developer
6 2 (4.76%) Applications Support
6 2 (4.76%) Broadcast Engineer
6 2 (4.76%) Business Intelligence Developer
6 2 (4.76%) Consultant
6 2 (4.76%) Real Time Developer
6 2 (4.76%) Support Engineer
Libraries, Frameworks & Software Standards
1 10 (23.81%) RESTful
1 10 (23.81%) Spring
2 5 (11.90%) Dropwizard
2 5 (11.90%) Elastic Stack
2 5 (11.90%) Grails
2 5 (11.90%) Spring MVC
3 4 (9.52%) .NET
3 4 (9.52%) .NET Framework
3 4 (9.52%) Django
3 4 (9.52%) Entity Framework
3 4 (9.52%) Flask
3 4 (9.52%) STL
4 3 (7.14%) CSS
4 3 (7.14%) CSS3
4 3 (7.14%) HTML
4 3 (7.14%) HTML5
4 3 (7.14%) Web Services
5 2 (4.76%) jQuery
5 2 (4.76%) MDX
5 2 (4.76%) Twitter Bootstrap
Miscellaneous
1 6 (14.29%) Management Information System
2 5 (11.90%) Data Structures
3 4 (9.52%) Blog
4 1 (2.38%) Analytical Skills
4 1 (2.38%) Computer Science
4 1 (2.38%) Foreign Exchange (FX)
4 1 (2.38%) LIMS
4 1 (2.38%) Mobile App
4 1 (2.38%) User Experience
4 1 (2.38%) Video on Demand
Operating Systems
1 17 (40.48%) Linux
1 17 (40.48%) Unix
2 4 (9.52%) Mac OS X
2 4 (9.52%) Windows
3 2 (4.76%) Windows Server
4 1 (2.38%) Oracle Linux
4 1 (2.38%) Windows 7
4 1 (2.38%) Windows 8
Processes & Methodologies
1 22 (52.38%) Agile Software Development
2 11 (26.19%) Acceptance Criteria
3 10 (23.81%) BDD
3 10 (23.81%) Continuous Integration
3 10 (23.81%) DevOps
3 10 (23.81%) High Availability
3 10 (23.81%) Pair Programming
3 10 (23.81%) Performance Tuning
3 10 (23.81%) TDD
3 10 (23.81%) User Stories
4 9 (21.43%) Kanban
4 9 (21.43%) Microservices
5 8 (19.05%) Analytics
6 7 (16.67%) Business Intelligence
6 7 (16.67%) MVC
7 6 (14.29%) Continuous Delivery
7 6 (14.29%) Continuous Improvement
7 6 (14.29%) Open Source
7 6 (14.29%) Software Engineering
7 6 (14.29%) Test Automation
Programming Languages
1 16 (38.10%) Java
2 12 (28.57%) Python
3 11 (26.19%) Shell Script
4 10 (23.81%) Scala
5 6 (14.29%) C#
5 6 (14.29%) T-SQL
6 5 (11.90%) Bash Shell
6 5 (11.90%) Groovy
6 5 (11.90%) Kotlin
6 5 (11.90%) Perl
7 4 (9.52%) C++
7 4 (9.52%) Go
7 4 (9.52%) JavaScript
8 3 (7.14%) R
8 3 (7.14%) VB.NET
9 2 (4.76%) Data Analysis Expressions (DAX)
9 2 (4.76%) PHP
9 2 (4.76%) PHP 5
9 2 (4.76%) PL/SQL
10 1 (2.38%) VBA
Qualifications
1 3 (7.14%) Degree
2 1 (2.38%) Computer Science Degree
Quality Assurance & Compliance
1 6 (14.29%) QA
2 2 (4.76%) WCAG
3 1 (2.38%) PMO
System Software
1 5 (11.90%) Docker
2 1 (2.38%) IAG
2 1 (2.38%) VMware Infrastructure
Systems Management
1 9 (21.43%) Kibana
1 9 (21.43%) logstash
2 5 (11.90%) Grafana
3 4 (9.52%) Kubernetes
3 4 (9.52%) Prometheus
4 1 (2.38%) Nagios
4 1 (2.38%) Opscode Chef
Vendors
1 9 (21.43%) AppDynamics
1 9 (21.43%) Oracle
1 9 (21.43%) Splunk
2 5 (11.90%) Microsoft
2 5 (11.90%) Sybase
2 5 (11.90%) Tableau
3 4 (9.52%) Apple
4 2 (4.76%) Capita
4 2 (4.76%) Cisco
4 2 (4.76%) Cognos
5 1 (2.38%) CA
5 1 (2.38%) Cloudera
5 1 (2.38%) Informatica
5 1 (2.38%) JDA
5 1 (2.38%) Perforce
5 1 (2.38%) Platfora
5 1 (2.38%) SAP
5 1 (2.38%) Teradata
5 1 (2.38%) TIBCO
5 1 (2.38%) VMware