The following table provides summary statistics for contract job vacancies advertised in Oxford 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 3 months to 25 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.

Performance Tuning
Oxfordshire / Oxford
3 months to
25 Jun 2017
Same period 2016 Same period 2015
Rank 27 - -
Rank change year-on-year - 0  
Contract jobs citing Performance Tuning 19 0 0
As % of all contract IT jobs advertised in Oxford 5.85% - -
As % of the Processes & Methodologies category 6.86% - -
Number of daily rates quoted 17 0 0
Median daily rate £500 - -
UK excluding London median daily rate £400 £400 £375
% change year-on-year - +6.66%  
Number of hourly rates quoted 0 0 0
Median hourly rate - - -
UK excluding London median hourly rate £40.00 £40.00 £65.00
% change year-on-year - -38.46%  

Performance Tuning is in the process and methodology skills category. The next table is for comparison with the above and provides summary statistics for all contract job vacancies advertised in Oxford with a requirement for process and methodology skills.

Contract Process & Methodology Skills
Oxford
Contract job vacancies with a requirement for process and methodology skills 277 234 286
As % of all contract IT job vacancies advertised in Oxford 85.23% 79.32% 84.37%
Number of daily rates quoted 218 177 231
Median daily rate £475 £425 £403
Median daily rate % change year-on-year +11.76% +5.59%  
90% offered a daily rate of more than £350 £325 £263
10% offered a daily rate of more than £580 £520 £500
UK excluding London median daily rate £415 £400 £380
% change year-on-year +3.75% +5.26%  
Number of hourly rates quoted 7 5 7
Median hourly rate £15.50 £16.00 £27.50
Median hourly rate % change year-on-year -3.12% -41.81%  
90% offered a hourly rate of more than £11.77 £13.80 £8.50
10% offered a hourly rate of more than £28.50 £47.50 £45.00
UK excluding London median hourly rate £34.00 £28.50 £30.00
% change year-on-year +19.29% -5.00%  

Performance Tuning
Job Vacancy Trend in Oxford

The job posting trend of jobs advertised in Oxford citing Performance Tuning as a proportion of all contract or permanent IT jobs with a match in the Processes & Methodologies category.

Job vacancy trend for Performance Tuning in Oxford

Performance Tuning
Contractor Daily Rate Trend in Oxford

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

Contractor daily rate trend for Performance Tuning in Oxford

Performance Tuning
Contractor Daily Rate Histogram in Oxford

The daily rate distribution of IT jobs citing Performance Tuning in Oxford over the 3 months to 25 June 2017.

Contractor daily rate histogram for Performance Tuning in Oxford

For the 6 months to 25 June 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 Oxford region with a requirement for Performance Tuning.

1 19 (82.61%) SQL
2 16 (69.57%) Agile Software Development
2 16 (69.57%) Talend Open Studio
2 16 (69.57%) Talend
2 16 (69.57%) Kimball Methodology
3 14 (60.87%) PL/SQL
3 14 (60.87%) Data Warehouse
3 14 (60.87%) ETL
4 13 (56.52%) Data Modelling
4 13 (56.52%) Oracle
5 12 (52.17%) Business Intelligence
5 12 (52.17%) Waterfall
5 12 (52.17%) Dimensional Modelling
5 12 (52.17%) Oracle BI EE
6 11 (47.83%) Software Engineering
7 10 (43.48%) Oracle Database
8 6 (26.09%) Continuous Improvement
9 5 (21.74%) Finance
9 5 (21.74%) SQL Server
9 5 (21.74%) Java
10 4 (17.39%) T-SQL
10 4 (17.39%) Microsoft
10 4 (17.39%) BDD
11 3 (13.04%) Integration Testing
11 3 (13.04%) SQL Optimisation
11 3 (13.04%) SQL Server 2014
11 3 (13.04%) Replication
11 3 (13.04%) TDD
11 3 (13.04%) Data Management
11 3 (13.04%) Data Integration

Performance Tuning
Co-occurring IT Skills in Oxford 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 (4.35%) Oracle Service Bus
1 1 (4.35%) Oracle SOA Suite
1 1 (4.35%) WebLogic
Business Applications
1 1 (4.35%) Oracle BPM
1 1 (4.35%) Siebel CRM
Database & Business Intelligence
1 14 (60.87%) Data Warehouse
2 12 (52.17%) Oracle BI EE
3 10 (43.48%) Oracle Database
4 5 (21.74%) SQL Server
5 3 (13.04%) SQL Server 2005
5 3 (13.04%) SQL Server 2008
5 3 (13.04%) SQL Server 2014
6 1 (4.35%) Big Data
6 1 (4.35%) MySQL
6 1 (4.35%) Oracle OWB
6 1 (4.35%) PostgreSQL
6 1 (4.35%) RDBMS
6 1 (4.35%) Relational Database
6 1 (4.35%) SQL Server 2000
6 1 (4.35%) SQL Server 2012
Development Applications
1 16 (69.57%) Talend Open Studio
2 1 (4.35%) Cucumber
2 1 (4.35%) Jenkins
2 1 (4.35%) JUnit
2 1 (4.35%) Selenium
General
1 5 (21.74%) Finance
2 1 (4.35%) Publishing
Job Titles
1 18 (78.26%) Developer
2 12 (52.17%) Data Warehouse Developer
3 10 (43.48%) SQL Developer
4 9 (39.13%) Talend Developer
5 7 (30.43%) OBIEE Developer
6 4 (17.39%) DBA
6 4 (17.39%) SQL DBA
7 3 (13.04%) Administrator
7 3 (13.04%) SQL Server DBA
8 2 (8.70%) Oracle Developer
9 1 (4.35%) Architect
9 1 (4.35%) Data Architect
9 1 (4.35%) Database Developer
9 1 (4.35%) ETL Developer
9 1 (4.35%) OBIEE Architect
9 1 (4.35%) Oracle Data Warehouse Developer
9 1 (4.35%) Oracle SOA Developer
9 1 (4.35%) Siebel Architect
9 1 (4.35%) Siebel Data Architect
9 1 (4.35%) Siebel Developer
Libraries, Frameworks & Software Standards
1 1 (4.35%) .NET
1 1 (4.35%) HTML
1 1 (4.35%) J2EE
1 1 (4.35%) JSP
1 1 (4.35%) XML
Miscellaneous
1 3 (13.04%) Replication
2 1 (4.35%) Computer Science
Operating Systems
1 1 (4.35%) Unix
1 1 (4.35%) Windows
Processes & Methodologies
1 16 (69.57%) Agile Software Development
1 16 (69.57%) Kimball Methodology
2 14 (60.87%) ETL
3 13 (56.52%) Data Modelling
4 12 (52.17%) Business Intelligence
4 12 (52.17%) Dimensional Modelling
4 12 (52.17%) Waterfall
5 11 (47.83%) Software Engineering
6 6 (26.09%) Continuous Improvement
7 4 (17.39%) BDD
8 3 (13.04%) Data Integration
8 3 (13.04%) Data Management
8 3 (13.04%) Integration Testing
8 3 (13.04%) SQL Optimisation
8 3 (13.04%) TDD
8 3 (13.04%) Test Automation
9 2 (8.70%) Migration
10 1 (4.35%) BPEL
10 1 (4.35%) Scrum
10 1 (4.35%) Stakeholder Management
Programming Languages
1 19 (82.61%) SQL
2 14 (60.87%) PL/SQL
3 5 (21.74%) Java
4 4 (17.39%) T-SQL
5 1 (4.35%) C
5 1 (4.35%) C++
5 1 (4.35%) JavaScript
Qualifications
1 1 (4.35%) Degree
Quality Assurance & Compliance
1 1 (4.35%) QA
Vendors
1 16 (69.57%) Talend
2 13 (56.52%) Oracle
3 4 (17.39%) Microsoft
4 1 (4.35%) Siebel