Period
to 22 November 2017

The following table provides summary statistics for contract job vacancies advertised in Watford 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 22 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)
Hertfordshire > Watford
6 months to
22 Nov 2017
Same period 2016 Same period 2015
Rank 3 4 3
Rank change year-on-year +1 -1 +4
Contract jobs citing SQL 96 52 48
As % of all contract IT jobs advertised in Watford 22.02% 18.06% 19.51%
As % of the Programming Languages category 48.24% 49.06% 43.24%
Number of daily rates quoted 36 12 9
Watford median daily rate £350 £320 £375
Median daily rate % change year-on-year +9.38% -14.67% +15.38%
10th Percentile £256 £190 £325
90th Percentile £575 £495 £420
Hertfordshire median daily rate £364 £350 £375
% change year-on-year +3.93% -6.67% +11.94%
Number of hourly rates quoted 1 0 0
Watford median hourly rate £17.50 - -
Hertfordshire median hourly rate £16.81 £28.54 £32.50
% change year-on-year -41.12% -12.18% +160.00%

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 Watford with a requirement for coding skills.

All Programming Languages
Watford
Contract vacancies with a requirement for coding skills 199 106 111
As % of all contract IT jobs advertised in Watford 45.64% 36.81% 45.12%
Number of daily rates quoted 104 41 51
Watford median daily rate £425 £400 £400
Median daily rate % change year-on-year +6.25% - +6.67%
10th Percentile £300 £231 £325
90th Percentile £604 £538 £438
Hertfordshire median daily rate £420 £390 £375
% change year-on-year +7.69% +4.00% +7.14%
Number of hourly rates quoted 3 0 0
Watford median hourly rate £40.00 - -
Hertfordshire median hourly rate £17.50 £49.75 £35.00
% change year-on-year -64.82% +42.14% +75.00%

SQL
Job Vacancy Trend in Watford

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

Job vacancy trend for SQL in Watford

SQL
Contractor Daily Rate Trend in Watford

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

Contractor daily rate trend for SQL in Watford

SQL
Contractor Daily Rate Histogram in Watford

The daily rate distribution of IT jobs citing SQL in Watford over the 6 months to 22 November 2017.

Contractor daily rate histogram for SQL in Watford

SQL
Contractor Hourly Rate Trend in Watford

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

Contractor hourly rate trend for SQL in Watford

For the 6 months to 22 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 Watford region with a requirement for SQL.

1 40 (41.67%) Java
2 33 (34.38%) Finance
3 30 (31.25%) JSP
4 29 (30.21%) Spring
5 27 (28.13%) JSON
6 25 (26.04%) SQL Server
6 25 (26.04%) MVC
7 23 (23.96%) Spring MVC
8 22 (22.92%) Agile Software Development
9 21 (21.88%) Oracle
9 21 (21.88%) Analytical Skills
10 20 (20.83%) T-SQL
11 17 (17.71%) Data Quality
12 16 (16.67%) E-Commerce
13 15 (15.63%) ETL
13 15 (15.63%) Linux
13 15 (15.63%) SQL Server Reporting Services
13 15 (15.63%) Talend Open Studio
13 15 (15.63%) Talend
14 14 (14.58%) Unix
14 14 (14.58%) Business Intelligence
14 14 (14.58%) C#
14 14 (14.58%) Migration
14 14 (14.58%) Games
15 13 (13.54%) Data Modelling
15 13 (13.54%) Data Migration
16 12 (12.50%) PL/SQL
17 11 (11.46%) XML
17 11 (11.46%) Microsoft
17 11 (11.46%) Data Mapping

SQL
Co-occurring IT Skills in Watford 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 9 (9.38%) Tomcat
2 8 (8.33%) Apache
3 5 (5.21%) JBoss
3 5 (5.21%) MQSeries
4 4 (4.17%) WebLogic
4 4 (4.17%) WebSphere
5 2 (2.08%) WebSphere Application Server
6 1 (1.04%) Adobe Experience Manager
6 1 (1.04%) CMS
6 1 (1.04%) Elasticsearch
6 1 (1.04%) SharePoint
6 1 (1.04%) SharePoint 2013
Applications
1 1 (1.04%) Microsoft Excel
Business Applications
1 4 (4.17%) Oracle Retail
2 3 (3.13%) Magento
3 2 (2.08%) iTrent
4 1 (1.04%) Dynamics CRM
4 1 (1.04%) Orchard Housing
4 1 (1.04%) SAP Business One
Cloud Services
1 3 (3.13%) Microsoft Azure
2 2 (2.08%) Azure Data Factory
3 1 (1.04%) Amazon AWS
3 1 (1.04%) IBM Cloud
3 1 (1.04%) Office 365
3 1 (1.04%) SaaS
Communications & Networking
1 5 (5.21%) Internet
2 4 (4.17%) SAN
3 3 (3.13%) SSL
4 1 (1.04%) 4G
4 1 (1.04%) DHCP
4 1 (1.04%) DNS
4 1 (1.04%) Firewall
4 1 (1.04%) LAN
4 1 (1.04%) MPLS
4 1 (1.04%) VoIP
4 1 (1.04%) WAN
4 1 (1.04%) Wi-Fi
Database & Business Intelligence
1 25 (26.04%) SQL Server
2 15 (15.63%) SQL Server Reporting Services
3 11 (11.46%) SQL Server Integration Services
4 10 (10.42%) Data Warehouse
5 9 (9.38%) DB2
6 8 (8.33%) Power BI
7 7 (7.29%) DbVisualizer
7 7 (7.29%) Oracle Database
8 6 (6.25%) Data Lake
8 6 (6.25%) Qlik Sense
9 5 (5.21%) MySQL
9 5 (5.21%) Oracle Database 11g
9 5 (5.21%) RDBMS
9 5 (5.21%) Relational Database
10 4 (4.17%) Big Data
10 4 (4.17%) OLAP
10 4 (4.17%) Oracle Database 12c
10 4 (4.17%) SQL Server Analysis Services
11 3 (3.13%) OLAP Cube
11 3 (3.13%) SQL Server 2012
Development Applications
1 15 (15.63%) Talend Open Studio
2 11 (11.46%) Git (software)
3 7 (7.29%) Subversion
4 6 (6.25%) JMeter
4 6 (6.25%) JUnit
5 5 (5.21%) Eclipse
5 5 (5.21%) LoadRunner
5 5 (5.21%) Log4j
5 5 (5.21%) Mockito
5 5 (5.21%) The Grinder
6 4 (4.17%) Jenkins
6 4 (4.17%) Maven
6 4 (4.17%) Selenium
6 4 (4.17%) Visual Studio
7 3 (3.13%) Cucumber
7 3 (3.13%) JIRA
7 3 (3.13%) WebDriver
8 2 (2.08%) LabVIEW
9 1 (1.04%) jMock
9 1 (1.04%) WebSphere Studio Application Developer
General
1 33 (34.38%) Finance
2 14 (14.58%) Games
3 10 (10.42%) French Language
4 9 (9.38%) Retail
5 4 (4.17%) Publishing
6 2 (2.08%) Legal
7 1 (1.04%) Marketing
Job Titles
1 55 (57.29%) Developer
2 28 (29.17%) SQL Developer
3 25 (26.04%) Java Developer
4 22 (22.92%) JSP Developer
5 19 (19.79%) Consultant
6 8 (8.33%) Analyst
6 8 (8.33%) SQL Server Consultant
7 5 (5.21%) Business Intelligence Developer
7 5 (5.21%) C++ Developer
7 5 (5.21%) Performance Consultant
7 5 (5.21%) Senior Developer
8 4 (4.17%) Data Analyst
8 4 (4.17%) Technical Leader
9 3 (3.13%) Analyst Developer
9 3 (3.13%) Business Intelligence Analyst
9 3 (3.13%) C++ Software Developer
9 3 (3.13%) Developer Analyst
9 3 (3.13%) Infrastructure Engineer
9 3 (3.13%) Senior C++ Developer
9 3 (3.13%) Tester
Libraries, Frameworks & Software Standards
1 30 (31.25%) JSP
2 29 (30.21%) Spring
3 27 (28.13%) JSON
4 23 (23.96%) Spring MVC
5 11 (11.46%) XML
6 10 (10.42%) .NET
6 10 (10.42%) Web Services
7 8 (8.33%) HTML
7 8 (8.33%) REST
8 7 (7.29%) CSS
8 7 (7.29%) J2EE
9 6 (6.25%) AngularJS
9 6 (6.25%) EJB
10 5 (5.21%) JDBC
10 5 (5.21%) JMS
10 5 (5.21%) SOAP
10 5 (5.21%) Spring Boot
10 5 (5.21%) XSD
10 5 (5.21%) XSLT
11 4 (4.17%) ActiveMQ
Miscellaneous
1 21 (21.88%) Analytical Skills
2 11 (11.46%) Reference Data
3 4 (4.17%) Computer Science
3 4 (4.17%) Data Centre
4 1 (1.04%) Blog
4 1 (1.04%) Greenfield Project
4 1 (1.04%) User Experience
4 1 (1.04%) Virtual Team
Operating Systems
1 15 (15.63%) Linux
2 14 (14.58%) Unix
3 5 (5.21%) AIX
3 5 (5.21%) HPUX
3 5 (5.21%) Solaris
4 3 (3.13%) Windows
5 1 (1.04%) Windows Server
5 1 (1.04%) Windows Server 2012
Processes & Methodologies
1 25 (26.04%) MVC
2 22 (22.92%) Agile Software Development
3 16 (16.67%) E-Commerce
4 15 (15.63%) ETL
5 14 (14.58%) Business Intelligence
5 14 (14.58%) Migration
6 13 (13.54%) Data Migration
6 13 (13.54%) Data Modelling
7 11 (11.46%) Data Mapping
8 8 (8.33%) Workflow
9 7 (7.29%) Data Analysis
10 6 (6.25%) Analytics
10 6 (6.25%) Database Tuning
10 6 (6.25%) Performance Testing
11 5 (5.21%) Continuous Delivery
11 5 (5.21%) Dashboard Development
11 5 (5.21%) Data Analytics
11 5 (5.21%) Multithreading
11 5 (5.21%) Performance Monitoring
11 5 (5.21%) Root Cause Analysis
Programming Languages
1 40 (41.67%) Java
2 20 (20.83%) T-SQL
3 14 (14.58%) C#
4 12 (12.50%) PL/SQL
5 9 (9.38%) Perl
6 8 (8.33%) JavaScript
7 6 (6.25%) C++
7 6 (6.25%) Python
8 5 (5.21%) AWK
8 5 (5.21%) PHP
8 5 (5.21%) Shell Script
9 4 (4.17%) C
9 4 (4.17%) R
10 3 (3.13%) VB.NET
11 2 (2.08%) PowerShell
12 1 (1.04%) Bash Shell
12 1 (1.04%) Ruby
12 1 (1.04%) U-SQL
Qualifications
1 11 (11.46%) SC Cleared
1 11 (11.46%) Security Cleared
2 7 (7.29%) Degree
3 4 (4.17%) Computer Science Degree
4 1 (1.04%) MCSE
4 1 (1.04%) Microsoft Certification
Quality Assurance & Compliance
1 17 (17.71%) Data Quality
2 3 (3.13%) SLA
System Software
1 5 (5.21%) VMware Infrastructure
2 2 (2.08%) Hyper-V
2 2 (2.08%) Virtual Servers
2 2 (2.08%) VMware ESXi
3 1 (1.04%) Active Directory
3 1 (1.04%) vSphere
3 1 (1.04%) XenApp
3 1 (1.04%) XenServer
Systems Management
1 5 (5.21%) Grafana
2 3 (3.13%) Microsoft Clustering
2 3 (3.13%) Norton AntiVirus
2 3 (3.13%) WSUS
3 1 (1.04%) BMC PATROL
Vendors
1 21 (21.88%) Oracle
2 15 (15.63%) Talend
3 11 (11.46%) Microsoft
4 8 (8.33%) IBM
5 5 (5.21%) AppDynamics
5 5 (5.21%) Dynatrace
5 5 (5.21%) New Relic
5 5 (5.21%) VMware
6 4 (4.17%) Alteryx
6 4 (4.17%) hybris
6 4 (4.17%) Tableau
7 3 (3.13%) CommVault
7 3 (3.13%) Dell
7 3 (3.13%) EMC
7 3 (3.13%) NetApp
7 3 (3.13%) Sybase
7 3 (3.13%) Symantec
8 2 (2.08%) Citrix
8 2 (2.08%) SAP
8 2 (2.08%) Teradata