The following table provides summary statistics for permanent job vacancies advertised in London with a requirement for OCA qualifications. Included is a benchmarking guide to the salaries offered over the 3 months to 23 June 2017 with a comparison to the same period in the previous 2 years.

Oracle Certified Associate (OCA)
England / London
3 months to
23 Jun 2017
Same period 2016 Same period 2015
Rank 614 628 685
Rank change year-on-year +14 +57  
Permanent jobs citing OCA 1 4 3
As % of all permanent IT jobs advertised in London 0.003% 0.010% 0.007%
As % of the Qualifications category 0.012% 0.041% 0.026%
Number of salaries quoted 1 4 3
Median salary £47,500 £53,000 £60,000
Median salary % change year-on-year -10.37% -11.66%  
UK excluding London median salary £38,750 £55,000 £37,500
% change year-on-year -29.54% +46.66%  

OCA is in the academic qualifications and professional certifications category. The following table is for comparison with the above and provides summary statistics for all academic qualifications and professional certifications cited in permanent job vacancies advertised in London.

Academic & Professional Certification
London
Permanent job vacancies requiring academic qualifications or professional certifications 8446 9755 11623
As % of all permanent IT job vacancies advertised in London 23.06% 24.38% 25.89%
Number of salaries quoted 6517 8175 9486
Median salary £55,000 £55,000 £52,500
Median salary % change year-on-year - +4.76%  
90% offered a salary of more than £32,500 £32,500 £30,000
10% offered a salary of more than £85,000 £75,000 £80,000
UK excluding London median salary £42,500 £42,500 £41,500
% change year-on-year - +2.40%  

OCA
Job Vacancy Trend in London

The job posting trend of jobs advertised in London citing OCA as a proportion of all permanent or contract IT jobs with a match in the Qualifications category.

Job vacancy trend for OCA in London

OCA
Salary Trend in London

This chart provides the 3-month moving average for salaries quoted in permanent IT jobs citing OCA in London.

Salary trend for OCA in London

OCA
Job Locations in London

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing OCA within the London region over the 3 months to 23 June 2017. The 'Rank Change' column provides an indication of the change in demand within each location based on the same 3 month period last year.

Location Rank Change
on Same Period
Last Year
Matching
Permanent
IT Job Ads
Median Salary
Last 3 Months
Median Salary
% Change
on Same Period
Last Year
Live
Job
Vacancies
Twickenham - 1 £47,500 -
OCA
England

For the 6 months to 23 June 2017, IT jobs citing OCA also mentioned the following skills in order of popularity. The figures indicate the number co-occurrences and its proportion to all job ads across the London region with a requirement for OCA.

1 8 (100.00%) PL/SQL
1 8 (100.00%) SQL
1 8 (100.00%) Oracle
1 8 (100.00%) Oracle Certification
2 5 (62.50%) Oracle Database 10g
2 5 (62.50%) Oracle Database 11g
2 5 (62.50%) Oracle Database 12c
2 5 (62.50%) Oracle Database
3 4 (50.00%) Data Structures
3 4 (50.00%) Data Migration
3 4 (50.00%) Data Analysis
3 4 (50.00%) Migration
3 4 (50.00%) Database Optimisation
4 3 (37.50%) Ruby
4 3 (37.50%) Web Development
4 3 (37.50%) XPath
4 3 (37.50%) XQuery
4 3 (37.50%) C
4 3 (37.50%) C#
4 3 (37.50%) C++
4 3 (37.50%) HTML
4 3 (37.50%) Java
4 3 (37.50%) JavaScript
4 3 (37.50%) PHP
4 3 (37.50%) CSS
4 3 (37.50%) XML
4 3 (37.50%) XSLT
5 1 (12.50%) Front End Development
5 1 (12.50%) Windows Server
5 1 (12.50%) Enterprise Manager Cloud Control

OCA
Co-occurring IT Skills in London 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:

Database & Business Intelligence
1 5 (62.50%) Oracle Database
1 5 (62.50%) Oracle Database 10g
1 5 (62.50%) Oracle Database 11g
1 5 (62.50%) Oracle Database 12c
2 1 (12.50%) Oracle8/8i Database
Job Titles
1 5 (62.50%) DBA
1 5 (62.50%) Oracle DBA
2 4 (50.00%) SQL DBA
3 3 (37.50%) Developer
4 2 (25.00%) Full Stack Developer
5 1 (12.50%) Front End Developer (Client-Side Developer)
Libraries, Frameworks & Software Standards
1 3 (37.50%) CSS
1 3 (37.50%) HTML
1 3 (37.50%) XML
1 3 (37.50%) XSLT
Miscellaneous
1 4 (50.00%) Data Structures
Operating Systems
1 1 (12.50%) Linux
1 1 (12.50%) Windows
1 1 (12.50%) Windows Server
Processes & Methodologies
1 4 (50.00%) Data Analysis
1 4 (50.00%) Data Migration
1 4 (50.00%) Database Optimisation
1 4 (50.00%) Migration
2 3 (37.50%) Web Development
3 1 (12.50%) Data Modelling
3 1 (12.50%) Front End Development
3 1 (12.50%) ITIL
3 1 (12.50%) ITSM
3 1 (12.50%) Performance Tuning
3 1 (12.50%) Service Management
Programming Languages
1 8 (100.00%) PL/SQL
1 8 (100.00%) SQL
2 3 (37.50%) C
2 3 (37.50%) C#
2 3 (37.50%) C++
2 3 (37.50%) Java
2 3 (37.50%) JavaScript
2 3 (37.50%) PHP
2 3 (37.50%) Ruby
2 3 (37.50%) XPath
2 3 (37.50%) XQuery
Qualifications
1 8 (100.00%) Oracle Certification
2 1 (12.50%) OCP
System Software
1 1 (12.50%) Oracle Clusterware
1 1 (12.50%) Oracle RAC
Systems Management
1 1 (12.50%) Data Guard
1 1 (12.50%) Enterprise Manager Cloud Control
1 1 (12.50%) Oracle Enterprise Manager
1 1 (12.50%) Oracle RMAN
Vendors
1 8 (100.00%) Oracle