The following table provides summary statistics for contract job vacancies advertised in Chester with a requirement for PL/SQL skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited PL/SQL over the 3 months to 27 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.

PL/SQL (PLSQL)
Cheshire / Chester
3 months to
27 Jun 2017
Same period 2016 Same period 2015
Rank 22 17 29
Rank change year-on-year -5 +12  
Contract jobs citing PL/SQL 4 26 6
As % of all contract IT jobs advertised in Chester 2.88% 11.71% 2.87%
As % of the Programming Languages category 5.97% 18.98% 7.69%
Number of daily rates quoted 4 23 5
Median daily rate £358 £375 £401
Median daily rate % change year-on-year -4.66% -6.36%  
90% offered a daily rate of more than £350 £315 £370
10% offered a daily rate of more than £433 £525 £470
UK excluding London median daily rate £388 £388 £373
% change year-on-year - +4.02%  
Number of hourly rates quoted 0 0 0
Median hourly rate - - -
UK excluding London median hourly rate £43.39 £40.00 £35.00
% change year-on-year +8.47% +14.28%  

PL/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 Chester with a requirement for programming language skills.

Contract Programming Language Skills
Chester
Contract job vacancies with a requirement for programming language skills 67 137 78
As % of all contract IT job vacancies advertised in Chester 48.20% 61.71% 37.32%
Number of daily rates quoted 63 127 56
Median daily rate £450 £400 £401
Median daily rate % change year-on-year +12.50% -0.12%  
90% offered a daily rate of more than £326 £301 £346
10% offered a daily rate of more than £475 £500 £485
UK excluding London median daily rate £400 £375 £350
% change year-on-year +6.66% +7.14%  
Number of hourly rates quoted 0 3 2
Median hourly rate - £21.00 £33.00
Median hourly rate % change year-on-year - -36.36%  
UK excluding London median hourly rate £42.50 £37.50 £37.00
% change year-on-year +13.33% +1.35%  

PL/SQL
Job Vacancy Trend in Chester

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

Job vacancy trend for PL/SQL in Chester

PL/SQL
Contractor Daily Rate Trend in Chester

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

Contractor daily rate trend for PL/SQL in Chester

PL/SQL
Contractor Hourly Rate Trend in Chester

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

Contractor hourly rate trend for PL/SQL in Chester

For the 6 months to 27 June 2017, IT contractor jobs citing PL/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 Chester region with a requirement for PL/SQL.

1 5 (100.00%) SQL
2 4 (80.00%) Finance
2 4 (80.00%) Oracle
2 4 (80.00%) Oracle Database
3 3 (60.00%) System Integration Testing
3 3 (60.00%) Investment Banking
3 3 (60.00%) Integration Testing
3 3 (60.00%) Kanban
3 3 (60.00%) Waterfall
3 3 (60.00%) Agile Software Development
3 3 (60.00%) Java
3 3 (60.00%) Banking
3 3 (60.00%) XML
4 2 (40.00%) XSLT
4 2 (40.00%) Linux
4 2 (40.00%) Oracle9i Database
4 2 (40.00%) Data Warehouse
4 2 (40.00%) ETL
4 2 (40.00%) WSDL
4 2 (40.00%) Toad
4 2 (40.00%) IBM
4 2 (40.00%) Oracle Database 10g
4 2 (40.00%) JAXB
4 2 (40.00%) Shell Script
4 2 (40.00%) JUnit
4 2 (40.00%) WebSphere Application Server
4 2 (40.00%) JDBC
4 2 (40.00%) SOAP
4 2 (40.00%) Web Services
4 2 (40.00%) J2EE

PL/SQL
Co-occurring IT Skills in Chester 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 2 (40.00%) WebSphere
1 2 (40.00%) WebSphere Application Server
Database & Business Intelligence
1 4 (80.00%) Oracle Database
2 2 (40.00%) Data Warehouse
2 2 (40.00%) Oracle Database 10g
2 2 (40.00%) Oracle Database 11g
2 2 (40.00%) Oracle Database 12c
2 2 (40.00%) Oracle9i Database
Development Applications
1 2 (40.00%) Jenkins
1 2 (40.00%) JIRA
1 2 (40.00%) JUnit
1 2 (40.00%) Selenium
1 2 (40.00%) Subversion
1 2 (40.00%) Toad
General
1 4 (80.00%) Finance
2 3 (60.00%) Banking
2 3 (60.00%) Investment Banking
Job Titles
1 5 (100.00%) Developer
2 4 (80.00%) Database Developer
3 3 (60.00%) Java Developer
3 3 (60.00%) Oracle Database Developer
3 3 (60.00%) Oracle Developer
3 3 (60.00%) PL/SQL Developer
3 3 (60.00%) SQL Database Developer
3 3 (60.00%) SQL Developer
4 1 (20.00%) J2EE Developer
4 1 (20.00%) Java Middleware Developer
4 1 (20.00%) Java/J2EE Developer
4 1 (20.00%) Middleware Developer
4 1 (20.00%) XML Developer
Libraries, Frameworks & Software Standards
1 3 (60.00%) XML
2 2 (40.00%) J2EE
2 2 (40.00%) JAXB
2 2 (40.00%) JAX-WS
2 2 (40.00%) JDBC
2 2 (40.00%) POJO
2 2 (40.00%) RESTful
2 2 (40.00%) SOAP
2 2 (40.00%) Spring
2 2 (40.00%) Web Services
2 2 (40.00%) WSDL
2 2 (40.00%) XSLT
3 1 (20.00%) Apache Camel
3 1 (20.00%) Hibernate
3 1 (20.00%) JDOM
3 1 (20.00%) JiBX
3 1 (20.00%) JSON
3 1 (20.00%) Middleware
Operating Systems
1 2 (40.00%) Linux
Processes & Methodologies
1 3 (60.00%) Agile Software Development
1 3 (60.00%) Integration Testing
1 3 (60.00%) Kanban
1 3 (60.00%) System Integration Testing
1 3 (60.00%) Waterfall
2 2 (40.00%) AOP
2 2 (40.00%) BDD
2 2 (40.00%) Continuous Integration
2 2 (40.00%) ETL
2 2 (40.00%) Extreme Programming
2 2 (40.00%) TDD
3 1 (20.00%) Software Engineering
3 1 (20.00%) User Acceptance Testing
Programming Languages
1 5 (100.00%) SQL
2 3 (60.00%) Java
3 2 (40.00%) Shell Script
4 1 (20.00%) XPath
Vendors
1 4 (80.00%) Oracle
2 2 (40.00%) IBM