Period
to 20 November 2017

The following table provides summary statistics for contract job vacancies advertised in Cardiff with a requirement for Performance Tuning skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited Performance Tuning over the 6 months to 20 November 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.

Performance Tuning
South Wales > Cardiff
6 months to
20 Nov 2017
Same period 2016 Same period 2015
Rank 54 52 62
Rank change year-on-year -2 +10 +1
Contract jobs citing Performance Tuning 5 1 23
As % of all contract IT jobs advertised in Cardiff 0.82% 0.18% 2.63%
As % of the Processes & Methodologies category 0.95% 0.22% 3.23%
Number of daily rates quoted 3 1 18
Cardiff median daily rate £388 £375 £375
Median daily rate % change year-on-year +3.33% - +7.14%
10th Percentile £366 £363 £313
90th Percentile £469 £388 £466
South Wales median daily rate £381 £375 £400
% change year-on-year +1.67% -6.25% +14.29%
Number of hourly rates quoted 0 0 0
Cardiff median hourly rate - - -
South Wales median hourly rate - - -

Performance Tuning is in the Processes and Methodologies category. The following table is for comparison with the above and provides summary statistics for all contract job vacancies advertised in Cardiff with a requirement for process or methodology skills.

All Process and Methodology Skills
Cardiff
Contract vacancies with a requirement for process or methodology skills 529 454 712
As % of all contract IT jobs advertised in Cardiff 86.58% 83.30% 81.46%
Number of daily rates quoted 368 367 593
Cardiff median daily rate £375 £375 £350
Median daily rate % change year-on-year - +7.14% -
10th Percentile £175 £187 £221
90th Percentile £500 £525 £462
South Wales median daily rate £375 £400 £350
% change year-on-year -6.25% +14.29% -
Number of hourly rates quoted 19 16 14
Cardiff median hourly rate £17.50 £14.25 £14.88
Median hourly rate % change year-on-year +22.81% -4.20% +35.23%
10th Percentile £13.00 £10.75 £10.05
90th Percentile £35.45 £37.13 £21.05
South Wales median hourly rate £19.00 £18.75 £15.88
% change year-on-year +1.33% +18.11% +11.40%

Performance Tuning
Job Vacancy Trend in Cardiff

Job postings citing Performance Tuning as a percentage of all IT jobs advertised in Cardiff.

Job vacancy trend for Performance Tuning in Cardiff

Performance Tuning
Contractor Daily Rate Trend in Cardiff

This chart provides the 3-month moving average for daily rates quoted in contract jobs citing Performance Tuning in Cardiff.

Contractor daily rate trend for Performance Tuning in Cardiff

Performance Tuning
Contractor Hourly Rate Trend in Cardiff

This chart provides the 3-month moving average for contractor hourly rates quoted in IT jobs citing Performance Tuning in Cardiff.

Contractor hourly rate trend for Performance Tuning in Cardiff

For the 6 months to 20 November 2017, IT contractor jobs citing Performance Tuning 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 Cardiff region with a requirement for Performance Tuning.

1 4 (80.00%) Oracle
2 3 (60.00%) Unix
2 3 (60.00%) Agile Software Development
2 3 (60.00%) Oracle Database
2 3 (60.00%) SQL
3 2 (40.00%) Oracle Database 12c
3 2 (40.00%) Oracle Flashback
3 2 (40.00%) Oracle Clusterware
3 2 (40.00%) Oracle RAC
3 2 (40.00%) Oracle Database 11g
3 2 (40.00%) Oracle Statspack
3 2 (40.00%) Linux
3 2 (40.00%) PL/SQL
3 2 (40.00%) Oracle Enterprise Manager
3 2 (40.00%) Oracle Certification
3 2 (40.00%) Red Hat
3 2 (40.00%) Shell Script
3 2 (40.00%) Migration
3 2 (40.00%) Oracle RMAN
3 2 (40.00%) Red Hat Enterprise Linux
3 2 (40.00%) Data Guard
3 2 (40.00%) Database Tuning
4 1 (20.00%) Git (software)
4 1 (20.00%) Amazon EC2
4 1 (20.00%) Amazon S3
4 1 (20.00%) Amazon AWS
4 1 (20.00%) WebDriver
4 1 (20.00%) Waterfall
4 1 (20.00%) Cucumber
4 1 (20.00%) MongoDB

Performance Tuning
Co-occurring IT Skills in Cardiff 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 1 (20.00%) Elasticsearch
1 1 (20.00%) WebLogic
Cloud Services
1 1 (20.00%) Amazon AWS
1 1 (20.00%) Amazon CloudWatch
1 1 (20.00%) Amazon EC2
1 1 (20.00%) Amazon ElastiCache
1 1 (20.00%) Amazon ELB
1 1 (20.00%) Amazon S3
1 1 (20.00%) Route 53
1 1 (20.00%) Virtual Private Cloud
Communications & Networking
1 1 (20.00%) DSL
Database & Business Intelligence
1 3 (60.00%) Oracle Database
2 2 (40.00%) Oracle Database 11g
2 2 (40.00%) Oracle Database 12c
3 1 (20.00%) Data Warehouse
3 1 (20.00%) MongoDB
3 1 (20.00%) SQL Server
Development Applications
1 1 (20.00%) Cucumber
1 1 (20.00%) Git (software)
1 1 (20.00%) Jenkins
1 1 (20.00%) Selenium
1 1 (20.00%) WebDriver
General
1 1 (20.00%) Finance
Job Titles
1 3 (60.00%) DBA
2 2 (40.00%) Oracle DBA
3 1 (20.00%) Administrator
3 1 (20.00%) DevOps Engineer
3 1 (20.00%) SQL DBA
3 1 (20.00%) Systems Administrator
3 1 (20.00%) Unix Administrator
3 1 (20.00%) Unix Systems Administrator
Operating Systems
1 3 (60.00%) Unix
2 2 (40.00%) Linux
2 2 (40.00%) Red Hat Enterprise Linux
Processes & Methodologies
1 3 (60.00%) Agile Software Development
2 2 (40.00%) Database Tuning
2 2 (40.00%) Migration
3 1 (20.00%) Business Intelligence
3 1 (20.00%) DevOps
3 1 (20.00%) High Availability
3 1 (20.00%) Mentoring
3 1 (20.00%) Microservices
3 1 (20.00%) Waterfall
Programming Languages
1 3 (60.00%) SQL
2 2 (40.00%) PL/SQL
2 2 (40.00%) Shell Script
3 1 (20.00%) Groovy
3 1 (20.00%) Java
Qualifications
1 2 (40.00%) Oracle Certification
2 1 (20.00%) SC Cleared
2 1 (20.00%) Security Cleared
System Software
1 2 (40.00%) Oracle Clusterware
1 2 (40.00%) Oracle RAC
Systems Management
1 2 (40.00%) Data Guard
1 2 (40.00%) Oracle Enterprise Manager
1 2 (40.00%) Oracle Flashback
1 2 (40.00%) Oracle RMAN
1 2 (40.00%) Oracle Statspack
2 1 (20.00%) Ansible
2 1 (20.00%) Grafana
2 1 (20.00%) Kibana
2 1 (20.00%) Marathon
2 1 (20.00%) Mesos
2 1 (20.00%) Prometheus
2 1 (20.00%) Rundeck
2 1 (20.00%) Terraform
Vendors
1 4 (80.00%) Oracle
2 2 (40.00%) Red Hat