The following table provides summary statistics for contract job vacancies advertised in Chester 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 29 March 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
Cheshire / Chester
3 months to
29 Mar 2017
Same period 2016 Same period 2015
Rank 22 30 -
Rank change year-on-year +8 -  
Contract jobs citing Performance Tuning 1 1 0
As % of all contract IT jobs advertised in Chester 0.95% 0.65% -
As % of the Processes & Methodologies category 1.18% 0.79% -
Number of daily rates quoted 0 1 0
Median daily rate - £300 -
UK excluding London median daily rate £409 £400 £375
% change year-on-year +2.25% +6.66%  
Number of hourly rates quoted 1 0 0
Median hourly rate £35.00 - -
UK excluding London median hourly rate £35.00 £44.00 £37.50
% change year-on-year -20.45% +17.33%  

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 Chester with a requirement for process and methodology skills.

Contract Process & Methodology Skills
Chester
Contract job vacancies with a requirement for process and methodology skills 85 126 163
As % of all contract IT job vacancies advertised in Chester 80.95% 81.82% 84.02%
Number of daily rates quoted 72 92 112
Median daily rate £375 £400 £413
Median daily rate % change year-on-year -6.25% -3.03%  
90% offered a daily rate of more than £275 £248 £300
10% offered a daily rate of more than £489 £500 £600
UK excluding London median daily rate £410 £400 £396
% change year-on-year +2.50% +1.01%  
Number of hourly rates quoted 6 10 15
Median hourly rate £23.75 £26.25 £35.00
Median hourly rate % change year-on-year -9.52% -25.00%  
90% offered a hourly rate of more than £16.70 £16.59 £18.91
10% offered a hourly rate of more than £50.00 £35.00 £55.00
UK excluding London median hourly rate £35.75 £38.50 £30.00
% change year-on-year -7.14% +28.33%  

Performance Tuning
Job Vacancy Trend in Chester

The job posting trend of jobs advertised in Chester 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 Chester

Performance Tuning
Contractor Daily Rate Trend in Chester

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

Contractor daily rate trend for Performance Tuning in Chester

Performance Tuning
Contractor Hourly Rate Trend in Chester

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

Contractor hourly rate trend for Performance Tuning in Chester

For the 6 months to 29 March 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 Chester region with a requirement for Performance Tuning.

1 7 (100.00%) ETL
1 7 (100.00%) Business Intelligence
2 5 (71.43%) SQL
3 4 (57.14%) SQL Server
3 4 (57.14%) Data Mining
3 4 (57.14%) Finance
3 4 (57.14%) Agile Software Development
3 4 (57.14%) SQL Server Reporting Services
3 4 (57.14%) Data Analysis
3 4 (57.14%) Scrum
3 4 (57.14%) SQL Server Analysis Services
3 4 (57.14%) Visualisation
3 4 (57.14%) Tableau
3 4 (57.14%) SQL Server Integration Services
3 4 (57.14%) Performance Monitoring
3 4 (57.14%) Performance Optimisation
4 3 (42.86%) Enterprise Data Warehouse
4 3 (42.86%) MDX
4 3 (42.86%) Data Analytics
4 3 (42.86%) SQL Server 2012
4 3 (42.86%) Analytics
4 3 (42.86%) Business Analysis
4 3 (42.86%) Local Government
4 3 (42.86%) Data Warehouse
5 2 (28.57%) MS Excel
5 2 (28.57%) Microsoft
5 2 (28.57%) Analytical Skills
6 1 (14.29%) Dashboard Development
6 1 (14.29%) Stakeholder Management

Performance Tuning
Co-occurring IT Skills in Chester 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 (28.57%) MS Excel
Database & Business Intelligence
1 4 (57.14%) Data Mining
1 4 (57.14%) SQL Server
1 4 (57.14%) SQL Server Analysis Services
1 4 (57.14%) SQL Server Integration Services
1 4 (57.14%) SQL Server Reporting Services
2 3 (42.86%) Data Warehouse
2 3 (42.86%) Enterprise Data Warehouse
2 3 (42.86%) SQL Server 2012
General
1 4 (57.14%) Finance
2 3 (42.86%) Local Government
Job Titles
1 7 (100.00%) Developer
2 3 (42.86%) Data Warehouse Developer
2 3 (42.86%) Tableau Developer
3 2 (28.57%) Business Intelligence Developer
Libraries, Frameworks & Software Standards
1 3 (42.86%) MDX
Miscellaneous
1 2 (28.57%) Analytical Skills
Processes & Methodologies
1 7 (100.00%) Business Intelligence
1 7 (100.00%) ETL
2 4 (57.14%) Agile Software Development
2 4 (57.14%) Data Analysis
2 4 (57.14%) Performance Monitoring
2 4 (57.14%) Performance Optimisation
2 4 (57.14%) Scrum
2 4 (57.14%) Visualisation
3 3 (42.86%) Analytics
3 3 (42.86%) Business Analysis
3 3 (42.86%) Data Analytics
4 1 (14.29%) Dashboard Development
4 1 (14.29%) Stakeholder Management
Programming Languages
1 5 (71.43%) SQL
Vendors
1 4 (57.14%) Tableau
2 2 (28.57%) Microsoft