The following table provides summary statistics for permanent job vacancies with a requirement for OCA qualifications. Included is a benchmarking guide to the salaries offered over the 3 months to 28 May 2017 with a comparison to the same period in the previous 2 years.

Oracle Certified Associate (OCA)
UK
3 months to
28 May 2017
Same period 2016 Same period 2015
Rank 840 911 967
Rank change year-on-year +71 +56  
Permanent jobs citing OCA 18 7 7
As % of all permanent IT jobs advertised in the UK 0.021% 0.007% 0.006%
As % of the Qualifications category 0.085% 0.026% 0.023%
Number of salaries quoted 12 4 5
Median salary £40,000 £35,250 £37,500
Median salary % change year-on-year +13.47% -6.00%  
90% offered a salary of more than £32,500 £32,400 £35,700
10% offered a salary of more than £61,500 £49,300 £59,500
UK excluding London median salary £40,000 £43,250 £37,500
% change year-on-year -7.51% +15.33%  

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.

Academic & Professional Certification
UK
Permanent job vacancies requiring academic qualifications or professional certifications 21127 27066 29810
As % of all permanent IT job vacancies advertised in the UK 24.85% 27.15% 27.58%
Number of salaries quoted 16486 21840 23409
Median salary £45,000 £47,500 £45,000
Median salary % change year-on-year -5.26% +5.55%  
90% offered a salary of more than £27,500 £27,500 £27,000
10% offered a salary of more than £75,000 £70,000 £70,500
UK excluding London median salary £42,500 £42,500 £42,500

OCA
Job Vacancy Trend

The job posting trend of jobs advertised 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 the UK

OCA
Salary Trend

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

Salary trend for OCA in the UK

OCA
Salary Histogram

The salary distribution of IT jobs citing OCA over the 3 months to 28 May 2017.

Salary histogram for OCA in the UK

OCA
Top 13 Job Locations

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing OCA within the UK over the 3 months to 28 May 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
England +79 16 £42,500 +20.56%
South East +79 12 £40,000 -27.27%
Hampshire +32 9 £40,000 -27.27%
West Sussex - 3 £62,500 -
Gatwick - 3 £62,500 -
Nottinghamshire - 2 £38,750 -
Nottingham - 2 £38,750 -
East Midlands - 2 £38,750 -
London +47 1 £47,500 +34.75%
Yorkshire - 1 - -
Twickenham - 1 £47,500 -
Glasgow - 1 £32,500 -
Scotland - 1 £32,500 -

For the 6 months to 28 May 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 with a requirement for OCA.

1 57 (100.00%) Oracle Certification
2 54 (94.74%) Oracle
3 50 (87.72%) OCP
4 46 (80.70%) SQL
4 46 (80.70%) Oracle Database
5 43 (75.44%) PL/SQL
6 40 (70.18%) Oracle Database 12c
6 40 (70.18%) Oracle Database 11g
7 36 (63.16%) Data Guard
7 36 (63.16%) Oracle RMAN
8 31 (54.39%) Performance Tuning
9 30 (52.63%) Oracle RAC
9 30 (52.63%) Shell Script
10 21 (36.84%) Unix
11 20 (35.09%) Oracle Enterprise Manager
12 17 (29.82%) Linux
13 14 (24.56%) SQL Server
14 13 (22.81%) WebLogic
15 11 (19.30%) ITIL
16 10 (17.54%) Disaster Recovery
17 8 (14.04%) Oracle EBS
17 8 (14.04%) RDBMS
17 8 (14.04%) Java
17 8 (14.04%) Relational Database
18 7 (12.28%) High Availability
18 7 (12.28%) Oracle Applications
19 6 (10.53%) SAP
19 6 (10.53%) Windows
19 6 (10.53%) Enterprise Manager Cloud Control
20 5 (8.77%) Information Security

OCA
Co-occurring IT Skills 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 13 (22.81%) WebLogic
2 2 (3.51%) GlassFish
Business Applications
1 8 (14.04%) Oracle EBS
2 7 (12.28%) Oracle Applications
Cloud Services
1 2 (3.51%) Amazon AWS
1 2 (3.51%) Microsoft Azure
Communications & Networking
1 3 (5.26%) Fibre Channel
1 3 (5.26%) SAN
Database & Business Intelligence
1 46 (80.70%) Oracle Database
2 40 (70.18%) Oracle Database 11g
2 40 (70.18%) Oracle Database 12c
3 14 (24.56%) SQL Server
4 8 (14.04%) RDBMS
4 8 (14.04%) Relational Database
5 5 (8.77%) Oracle Database 10g
6 2 (3.51%) Apache Cassandra
6 2 (3.51%) Big Data
6 2 (3.51%) Couchbase
6 2 (3.51%) DB2
6 2 (3.51%) Hadoop
6 2 (3.51%) MariaDB
7 1 (1.75%) Oracle8/8i Database
Development Applications
1 2 (3.51%) Eclipse
General
1 4 (7.02%) Finance
Job Titles
1 46 (80.70%) DBA
1 46 (80.70%) Oracle DBA
2 40 (70.18%) Administrator
3 7 (12.28%) Oracle Applications DBA
4 5 (8.77%) Developer
5 4 (7.02%) SQL DBA
6 3 (5.26%) Linux Administrator
6 3 (5.26%) Solaris Administrator
6 3 (5.26%) Unix Administrator
7 2 (3.51%) Architect
7 2 (3.51%) Full Stack Developer
7 2 (3.51%) Java Developer
7 2 (3.51%) Junior
7 2 (3.51%) Junior DBA
7 2 (3.51%) Junior Oracle DBA
8 1 (1.75%) Consultant
8 1 (1.75%) Database Architect
8 1 (1.75%) Software Engineer
8 1 (1.75%) Solutions Architect
8 1 (1.75%) Technical Architect
Libraries, Frameworks & Software Standards
1 4 (7.02%) XML
2 3 (5.26%) CSS
2 3 (5.26%) HTML
2 3 (5.26%) XSLT
3 2 (3.51%) JCE
3 2 (3.51%) Swing
4 1 (1.75%) .NET
Miscellaneous
1 4 (7.02%) Data Structures
2 3 (5.26%) Computer Science
2 3 (5.26%) Management Information System
3 2 (3.51%) Data Centre
3 2 (3.51%) Driving Licence
3 2 (3.51%) PKI
Operating Systems
1 21 (36.84%) Unix
2 17 (29.82%) Linux
3 6 (10.53%) Windows
4 5 (8.77%) Solaris
5 3 (5.26%) CentOS
5 3 (5.26%) Red Hat Enterprise Linux
6 1 (1.75%) AIX
6 1 (1.75%) Windows Server
Processes & Methodologies
1 31 (54.39%) Performance Tuning
2 11 (19.30%) ITIL
3 10 (17.54%) Disaster Recovery
4 7 (12.28%) High Availability
5 5 (8.77%) Information Security
6 4 (7.02%) Data Analysis
6 4 (7.02%) Data Migration
6 4 (7.02%) Database Optimisation
6 4 (7.02%) Migration
7 3 (5.26%) Benchmarking
7 3 (5.26%) Business Continuity
7 3 (5.26%) Change Management
7 3 (5.26%) Mathematics
7 3 (5.26%) QMS
7 3 (5.26%) Quality Management
7 3 (5.26%) Server Hardening
7 3 (5.26%) Web Development
8 2 (3.51%) Cryptography
8 2 (3.51%) Data Protection
8 2 (3.51%) Presales
Programming Languages
1 46 (80.70%) SQL
2 43 (75.44%) PL/SQL
3 30 (52.63%) Shell Script
4 8 (14.04%) Java
5 4 (7.02%) C++
6 3 (5.26%) AWK
6 3 (5.26%) Bourne shell
6 3 (5.26%) C
6 3 (5.26%) C#
6 3 (5.26%) JavaScript
6 3 (5.26%) Korn
6 3 (5.26%) Perl
6 3 (5.26%) PHP
6 3 (5.26%) Ruby
6 3 (5.26%) XPath
6 3 (5.26%) XQuery
7 1 (1.75%) Python
Qualifications
1 57 (100.00%) Oracle Certification
2 50 (87.72%) OCP
3 3 (5.26%) Degree
3 3 (5.26%) RHCE
3 3 (5.26%) RHCSA
4 2 (3.51%) CISSP
Quality Assurance & Compliance
1 5 (8.77%) SLA
System Software
1 30 (52.63%) Oracle RAC
2 3 (5.26%) GlusterFS
2 3 (5.26%) Veritas Cluster Server
3 2 (3.51%) HDFS
3 2 (3.51%) VMware Infrastructure
4 1 (1.75%) Oracle Clusterware
Systems Management
1 36 (63.16%) Data Guard
1 36 (63.16%) Oracle RMAN
2 20 (35.09%) Oracle Enterprise Manager
3 6 (10.53%) Enterprise Manager Cloud Control
4 3 (5.26%) NetBackup
4 3 (5.26%) Oracle ZFS
4 3 (5.26%) Red Hat Satellite
4 3 (5.26%) Red Hat Spacewalk
4 3 (5.26%) Veritas Storage Foundation
Vendors
1 54 (94.74%) Oracle
2 6 (10.53%) SAP
3 5 (8.77%) VMware
4 3 (5.26%) Brocade
4 3 (5.26%) EMC
4 3 (5.26%) HP
4 3 (5.26%) Microsoft
4 3 (5.26%) Red Hat
4 3 (5.26%) StorageTek
4 3 (5.26%) Sun
4 3 (5.26%) Veritas