Period
to 23 February 2018

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 23 February 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)
Hertfordshire > Watford
6 months to
23 Feb 2018
Same period 2017 Same period 2016
Rank 7 13 7
Rank change year-on-year +6 -6 +3
Contract jobs citing SQL 64 23 30
As % of all contract IT jobs advertised in Watford 17.39% 10.04% 14.78%
As % of the Programming Languages category 36.36% 29.87% 39.47%
Number of daily rates quoted 17 4 4
Watford median daily rate £365 £413 £319
Median daily rate % change year-on-year -11.52% +29.41% -1.92%
10th Percentile £327 £220 £295
90th Percentile £409 £496 £394
Hertfordshire median daily rate £365 £325 £386
% change year-on-year +12.31% -15.86% +15.30%
Number of hourly rates quoted 4 0 1
Watford median hourly rate £17.50 - £37.50
10th Percentile £16.25 - £33.75
90th Percentile £37.13 - £41.25
Hertfordshire median hourly rate £37.50 £45.00 £35.50
% change year-on-year -16.67% +26.76% +112.38%

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 176 77 76
As % of all contract IT jobs advertised in Watford 47.83% 33.62% 37.44%
Number of daily rates quoted 82 43 39
Watford median daily rate £425 £460 £410
Median daily rate % change year-on-year -7.61% +12.20% +13.10%
10th Percentile £328 £328 £294
90th Percentile £573 £563 £455
Hertfordshire median daily rate £413 £425 £388
% change year-on-year -2.94% +9.68% +8.39%
Number of hourly rates quoted 5 0 2
Watford median hourly rate £17.50 - £37.50
10th Percentile £16.25 - £33.75
90th Percentile £81.00 - £41.25
Hertfordshire median hourly rate £37.50 £47.50 £41.00
% change year-on-year -21.05% +15.85% +13.89%

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 23 February 2018.

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

SQL
Contractor Hourly Rate Histogram in Watford

The hourly rate distribution of IT jobs citing SQL in Watford over the 6 months to 23 February 2018.

Contractor hourly rate histogram for SQL in Watford

For the 6 months to 23 February 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 Watford region with a requirement for SQL.

1 30 (46.88%) Java
2 22 (34.38%) E-Commerce
3 20 (31.25%) Oracle
4 19 (29.69%) Agile Software Development
4 19 (29.69%) Analytical Skills
5 18 (28.13%) DB2
6 16 (25.00%) DNA
6 16 (25.00%) WebSphere
6 16 (25.00%) DbVisualizer
7 15 (23.44%) Linux
8 14 (21.88%) Perl
8 14 (21.88%) Finance
8 14 (21.88%) IBM
8 14 (21.88%) Git (software)
9 13 (20.31%) Magento
9 13 (20.31%) hybris
9 13 (20.31%) MVC
9 13 (20.31%) JSP
10 12 (18.75%) Web Services
10 12 (18.75%) JavaScript
10 12 (18.75%) HTML
10 12 (18.75%) SQL Server
10 12 (18.75%) Business Intelligence
10 12 (18.75%) JSON
11 11 (17.19%) Spring
11 11 (17.19%) Games
11 11 (17.19%) Unix
12 10 (15.63%) JMeter
12 10 (15.63%) AngularJS
13 9 (14.06%) Root Cause Analysis

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 16 (25.00%) WebSphere
2 9 (14.06%) JBoss
2 9 (14.06%) Tomcat
3 8 (12.50%) WebSphere Application Server
4 6 (9.38%) Apache
5 4 (6.25%) Apache Solr
6 3 (4.69%) CMS
6 3 (4.69%) MQSeries
7 2 (3.13%) Adobe Experience Manager
8 1 (1.56%) Confluence
8 1 (1.56%) Elasticsearch
Applications
1 1 (1.56%) Microsoft Excel
Business Applications
1 13 (20.31%) Magento
2 3 (4.69%) iTrent
3 1 (1.56%) Dynamics CRM
3 1 (1.56%) Orchard Housing
3 1 (1.56%) SAP Business One
Cloud Services
1 2 (3.13%) Amazon AWS
1 2 (3.13%) Heroku
2 1 (1.56%) Amazon ElastiCache
2 1 (1.56%) Amazon S3
2 1 (1.56%) Amazon SQS
2 1 (1.56%) AWS CloudFormation
2 1 (1.56%) AWS Elastic Beanstalk
2 1 (1.56%) AWS Lambda
2 1 (1.56%) CloudFront
2 1 (1.56%) GitHub
2 1 (1.56%) Route 53
2 1 (1.56%) Serverless
Communications & Networking
1 2 (3.13%) Internet
2 1 (1.56%) DHCP
2 1 (1.56%) DNS
2 1 (1.56%) Firewall
2 1 (1.56%) SAN
2 1 (1.56%) SSL
Database & Business Intelligence
1 18 (28.13%) DB2
2 16 (25.00%) DbVisualizer
3 12 (18.75%) SQL Server
4 8 (12.50%) SQL Server Reporting Services
5 7 (10.94%) SQL Server Integration Services
6 5 (7.81%) Data Warehouse
6 5 (7.81%) Power BI
6 5 (7.81%) Qlik Sense
7 4 (6.25%) BusinessObjects
7 4 (6.25%) Crystal Reports
7 4 (6.25%) Relational Database
7 4 (6.25%) SQL Server 2016
8 3 (4.69%) NoSQL
8 3 (4.69%) OLTP
8 3 (4.69%) RDBMS
8 3 (4.69%) Sybase ASE
9 2 (3.13%) Jackrabbit
9 2 (3.13%) MongoDB
9 2 (3.13%) MySQL
9 2 (3.13%) PostgreSQL
Development Applications
1 14 (21.88%) Git (software)
2 10 (15.63%) JMeter
3 9 (14.06%) JIRA
3 9 (14.06%) LoadRunner
3 9 (14.06%) The Grinder
4 8 (12.50%) Selenium
5 7 (10.94%) Jenkins
6 6 (9.38%) Cucumber
6 6 (9.38%) WebDriver
7 5 (7.81%) Subversion
8 4 (6.25%) Firebug
9 3 (4.69%) JUnit
10 2 (3.13%) Ant
10 2 (3.13%) Eclipse
10 2 (3.13%) Log4j
10 2 (3.13%) Mockito
10 2 (3.13%) SoapUI
10 2 (3.13%) WebSphere Studio Application Developer
11 1 (1.56%) SQL Server Management Studio (SSMS)
11 1 (1.56%) Zephyr
General
1 14 (21.88%) Finance
2 11 (17.19%) Games
3 9 (14.06%) Retail
4 5 (7.81%) Publishing
5 3 (4.69%) Legal
6 2 (3.13%) Marketing
7 1 (1.56%) Automotive
7 1 (1.56%) French Language
Job Titles
1 36 (56.25%) Developer
2 12 (18.75%) Analyst
2 12 (18.75%) SQL Developer
3 11 (17.19%) Java Developer
4 8 (12.50%) JSP Developer
4 8 (12.50%) Tester
5 7 (10.94%) Consultant
6 6 (9.38%) Automation Tester
6 6 (9.38%) Data Analyst
7 5 (7.81%) Performance Consultant
8 4 (6.25%) Performance Analyst
8 4 (6.25%) Senior Developer
9 3 (4.69%) C++ Developer
9 3 (4.69%) C++ Software Developer
9 3 (4.69%) Data Quality Analyst
9 3 (4.69%) Quality Analyst
9 3 (4.69%) Report Developer
9 3 (4.69%) Senior C++ Developer
9 3 (4.69%) Senior Software Developer
9 3 (4.69%) Software Developer
Libraries, Frameworks & Software Standards
1 13 (20.31%) JSP
2 12 (18.75%) HTML
2 12 (18.75%) JSON
2 12 (18.75%) Web Services
3 11 (17.19%) Spring
4 10 (15.63%) AngularJS
5 9 (14.06%) Spring MVC
6 7 (10.94%) .NET
6 7 (10.94%) CSS
6 7 (10.94%) RESTEasy
6 7 (10.94%) RESTful
7 6 (9.38%) Gherkin
7 6 (9.38%) REST
7 6 (9.38%) XML
8 5 (7.81%) Ajax
8 5 (7.81%) HTML5
8 5 (7.81%) J2EE
8 5 (7.81%) Node.js
9 4 (6.25%) EJB
9 4 (6.25%) Struts
Miscellaneous
1 19 (29.69%) Analytical Skills
2 3 (4.69%) Computer Science
3 1 (1.56%) Data Centre
3 1 (1.56%) Greenfield Project
3 1 (1.56%) Reference Data
3 1 (1.56%) User Experience
3 1 (1.56%) W3C
Operating Systems
1 15 (23.44%) Linux
2 11 (17.19%) Unix
3 9 (14.06%) AIX
4 2 (3.13%) HPUX
4 2 (3.13%) Solaris
5 1 (1.56%) Windows
Processes & Methodologies
1 22 (34.38%) E-Commerce
2 19 (29.69%) Agile Software Development
3 16 (25.00%) DNA
4 13 (20.31%) MVC
5 12 (18.75%) Business Intelligence
6 9 (14.06%) BDD
6 9 (14.06%) Continuous Delivery
6 9 (14.06%) Dashboard Development
6 9 (14.06%) Data Analysis
6 9 (14.06%) Performance Monitoring
6 9 (14.06%) Performance Testing
6 9 (14.06%) Root Cause Analysis
6 9 (14.06%) Statistics
6 9 (14.06%) Test Automation
7 8 (12.50%) Data Modelling
7 8 (12.50%) ETL
7 8 (12.50%) System Testing
7 8 (12.50%) Validation
8 7 (10.94%) Scenario Testing
9 6 (9.38%) Scrum
Programming Languages
1 30 (46.88%) Java
2 14 (21.88%) Perl
3 12 (18.75%) JavaScript
4 9 (14.06%) AWK
4 9 (14.06%) PHP
5 8 (12.50%) T-SQL
6 7 (10.94%) Python
7 5 (7.81%) C#
7 5 (7.81%) R
8 4 (6.25%) C++
9 3 (4.69%) PL/SQL
9 3 (4.69%) Ruby
10 2 (3.13%) Bash Shell
11 1 (1.56%) C
11 1 (1.56%) ES6
11 1 (1.56%) GraphQL
11 1 (1.56%) Shell Script
Qualifications
1 4 (6.25%) Degree
2 3 (4.69%) Computer Science Degree
3 2 (3.13%) SC Cleared
3 2 (3.13%) Security Cleared
4 1 (1.56%) ISTQB
4 1 (1.56%) ISTQB Foundation Certification
Quality Assurance & Compliance
1 9 (14.06%) Data Quality
2 1 (1.56%) PCI DSS
2 1 (1.56%) QA
2 1 (1.56%) SLA
System Software
1 2 (3.13%) VMware Infrastructure
2 1 (1.56%) Active Directory
2 1 (1.56%) Hyper-V
2 1 (1.56%) vSphere
2 1 (1.56%) XenApp
2 1 (1.56%) XenServer
Systems Management
1 9 (14.06%) Grafana
2 1 (1.56%) Microsoft Clustering
2 1 (1.56%) Norton AntiVirus
2 1 (1.56%) WSUS
Vendors
1 20 (31.25%) Oracle
2 14 (21.88%) IBM
3 13 (20.31%) hybris
4 9 (14.06%) AppDynamics
4 9 (14.06%) Dynatrace
4 9 (14.06%) New Relic
5 8 (12.50%) Microsoft
6 5 (7.81%) Alteryx
6 5 (7.81%) SAP
6 5 (7.81%) Tableau
7 4 (6.25%) Intershop
8 3 (4.69%) Sybase
9 2 (3.13%) ATG
9 2 (3.13%) Blue Martini
9 2 (3.13%) Demandware
9 2 (3.13%) Elastic Path
9 2 (3.13%) VMware
10 1 (1.56%) Orchard
10 1 (1.56%) RedGate
10 1 (1.56%) Talend