The following table provides summary statistics for contract job vacancies advertised in Preston 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 28 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)
Lancashire / Preston
3 months to
28 Jun 2017
Same period 2016 Same period 2015
Rank 25 16 10
Rank change year-on-year -9 -6  
Contract jobs citing PL/SQL 11 3 11
As % of all contract IT jobs advertised in Preston 4.64% 2.73% 12.50%
As % of the Programming Languages category 32.35% 7.32% 25.58%
Number of daily rates quoted 3 0 5
Median daily rate £313 - £500
UK excluding London median daily rate £388 £375 £370
% change year-on-year +3.33% +1.35%  
Number of hourly rates quoted 4 3 0
Median hourly rate £44.00 £20.50 -
Median hourly rate % change year-on-year +114.63% -  
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 Preston with a requirement for programming language skills.

Contract Programming Language Skills
Preston
Contract job vacancies with a requirement for programming language skills 34 41 43
As % of all contract IT job vacancies advertised in Preston 14.35% 37.27% 48.86%
Number of daily rates quoted 23 34 44
Median daily rate £313 £350 £375
Median daily rate % change year-on-year -10.71% -6.66%  
90% offered a daily rate of more than £269 £313 £262
10% offered a daily rate of more than £400 £404 £500
UK excluding London median daily rate £400 £375 £350
% change year-on-year +6.66% +7.14%  
Number of hourly rates quoted 28 17 4
Median hourly rate £42.50 £20.50 £37.00
Median hourly rate % change year-on-year +107.31% -44.59%  
UK excluding London median hourly rate £42.50 £37.00 £37.00
% change year-on-year +14.86% -  

PL/SQL
Job Vacancy Trend in Preston

Job postings citing PL/SQL as a percentage of all IT jobs advertised in Preston.

Job vacancy trend for PL/SQL in Preston

PL/SQL
Contractor Daily Rate Trend in Preston

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

Contractor daily rate trend for PL/SQL in Preston

PL/SQL
Contractor Hourly Rate Trend in Preston

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

Contractor hourly rate trend for PL/SQL in Preston

For the 6 months to 28 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 Preston region with a requirement for PL/SQL.

1 13 (100.00%) SQL
1 13 (100.00%) Oracle
1 13 (100.00%) Oracle RMAN
1 13 (100.00%) Oracle Database
1 13 (100.00%) Oracle GoldenGate
2 9 (69.23%) Migration
2 9 (69.23%) Security Cleared
3 8 (61.54%) PowerShell
3 8 (61.54%) TKPROF
3 8 (61.54%) SC Cleared
3 8 (61.54%) Toad
3 8 (61.54%) Perl
4 7 (53.85%) Microsoft
4 7 (53.85%) Windows
5 5 (38.46%) SQL Server
5 5 (38.46%) Red Hat
5 5 (38.46%) Shell Script
5 5 (38.46%) TCP/IP
5 5 (38.46%) Linux
5 5 (38.46%) Oracle Enterprise Manager
5 5 (38.46%) RDBMS
5 5 (38.46%) Relational Database
5 5 (38.46%) Performance Tuning
5 5 (38.46%) Virtual Machines
5 5 (38.46%) Red Hat Enterprise Linux
5 5 (38.46%) Data Migration
5 5 (38.46%) Data Guard
5 5 (38.46%) Oracle Database 12c
5 5 (38.46%) SSH
6 4 (30.77%) Performance Monitoring

PL/SQL
Co-occurring IT Skills in Preston 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:

Applications
1 2 (15.38%) Microsoft Excel
1 2 (15.38%) Microsoft Office
1 2 (15.38%) Microsoft PowerPoint
Communications & Networking
1 5 (38.46%) SSH
1 5 (38.46%) TCP/IP
Database & Business Intelligence
1 13 (100.00%) Oracle Database
2 8 (61.54%) TKPROF
3 5 (38.46%) Oracle Database 12c
3 5 (38.46%) RDBMS
3 5 (38.46%) Relational Database
3 5 (38.46%) SQL Server
4 3 (23.08%) SQLPlus
Development Applications
1 8 (61.54%) Toad
General
1 3 (23.08%) Finance
1 3 (23.08%) Manufacturing
Job Titles
1 11 (84.62%) DBA
1 11 (84.62%) Oracle DBA
2 5 (38.46%) Administrator
3 4 (30.77%) Architect
3 4 (30.77%) Database Architect
3 4 (30.77%) Oracle Architect
4 2 (15.38%) Developer
4 2 (15.38%) Oracle Developer
4 2 (15.38%) SQL DBA
4 2 (15.38%) Technical Support
5 1 (7.69%) Applications Developer
5 1 (7.69%) Database Developer
5 1 (7.69%) Oracle Applications Developer
5 1 (7.69%) Oracle Database Developer
5 1 (7.69%) SC Cleared DBA
5 1 (7.69%) Support Engineer
5 1 (7.69%) Technical Engineer
5 1 (7.69%) Technical Support Engineer
Libraries, Frameworks & Software Standards
1 13 (100.00%) Oracle GoldenGate
Miscellaneous
1 2 (15.38%) Data Centre
Operating Systems
1 7 (53.85%) Windows
2 5 (38.46%) Linux
2 5 (38.46%) Red Hat Enterprise Linux
3 2 (15.38%) AIX
3 2 (15.38%) HPUX
3 2 (15.38%) Solaris
Processes & Methodologies
1 9 (69.23%) Migration
2 5 (38.46%) Data Migration
2 5 (38.46%) Performance Tuning
3 4 (30.77%) Performance Monitoring
4 3 (23.08%) Programme Management
Programming Languages
1 13 (100.00%) SQL
2 8 (61.54%) Perl
2 8 (61.54%) PowerShell
3 5 (38.46%) Shell Script
Qualifications
1 9 (69.23%) Security Cleared
2 8 (61.54%) SC Cleared
3 2 (15.38%) NVQ Level 3
System Software
1 5 (38.46%) Virtual Machines
Systems Management
1 13 (100.00%) Oracle RMAN
2 5 (38.46%) Data Guard
2 5 (38.46%) Oracle Enterprise Manager
Vendors
1 13 (100.00%) Oracle
2 7 (53.85%) Microsoft
3 5 (38.46%) Red Hat