Period
to 23 November 2017

The following table provides summary statistics for contract job vacancies advertised in the City of London with a requirement for Database Tuning skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited Database Tuning over the 6 months to 23 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.

Database Performance Tuning
Central London > City of London
6 months to
23 Nov 2017
Same period 2016 Same period 2015
Rank 246 230 263
Rank change year-on-year -16 +33 +23
Contract jobs citing Database Tuning 2 11 9
As % of all contract IT jobs advertised in the City of London 0.028% 0.16% 0.100%
As % of the Processes & Methodologies category 0.032% 0.19% 0.12%
Number of daily rates quoted 2 7 4
City of London median daily rate £581 £425 £372
Median daily rate % change year-on-year +36.76% +14.40% -12.59%
10th Percentile £532 £327 £237
90th Percentile £626 £438 £473
Central London median daily rate £400 £425 £372
% change year-on-year -5.88% +14.40% -12.59%
Number of hourly rates quoted 0 0 0
City of London median hourly rate - - -
Central London median hourly rate - - -

Database 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 the City of London with a requirement for process or methodology skills.

All Process and Methodology Skills
City of London
Contract vacancies with a requirement for process or methodology skills 6308 5856 7591
As % of all contract IT jobs advertised in the City of London 88.36% 87.43% 83.93%
Number of daily rates quoted 5014 4674 6040
City of London median daily rate £513 £475 £465
Median daily rate % change year-on-year +7.89% +2.15% +3.33%
10th Percentile £325 £317 £288
90th Percentile £688 £675 £650
Central London median daily rate £500 £475 £460
% change year-on-year +5.26% +3.26% +2.79%
Number of hourly rates quoted 59 54 74
City of London median hourly rate £20.00 £20.00 £21.13
Median hourly rate % change year-on-year - -5.33% +11.18%
10th Percentile £13.34 £13.58 £10.91
90th Percentile £32.07 £53.54 £45.15
Central London median hourly rate £20.50 £19.00 £21.00
% change year-on-year +7.89% -9.52% +16.67%

Database Tuning
Job Vacancy Trend in the City of London

Job postings citing Database Tuning as a percentage of all IT jobs advertised in the City of London.

Job vacancy trend for Database Tuning in the City of London

Database Tuning
Contractor Daily Rate Trend in the City of London

This chart provides the 3-month moving average for daily rates quoted in contract jobs citing Database Tuning in the City of London.

Contractor daily rate trend for Database Tuning in the City of London

Database Tuning
Contractor Hourly Rate Trend in the City of London

This chart provides the 3-month moving average for contractor hourly rates quoted in IT jobs citing Database Tuning in the City of London.

Contractor hourly rate trend for Database Tuning in the City of London

For the 6 months to 23 November 2017, IT contractor jobs citing Database 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 City of London region with a requirement for Database Tuning.

1 2 (100.00%) OO
1 2 (100.00%) OOD
1 2 (100.00%) InterSystems
1 2 (100.00%) Performance Tuning
2 1 (50.00%) User Experience
2 1 (50.00%) SQL
2 1 (50.00%) Finance
2 1 (50.00%) InterSystems Cache
2 1 (50.00%) Open Source

Database Tuning
Co-occurring IT Skills in the City of 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 1 (50.00%) InterSystems Cache
General
1 1 (50.00%) Finance
Job Titles
1 2 (100.00%) Developer
Miscellaneous
1 1 (50.00%) User Experience
Processes & Methodologies
1 2 (100.00%) OO
1 2 (100.00%) OOD
1 2 (100.00%) Performance Tuning
2 1 (50.00%) Open Source
Programming Languages
1 1 (50.00%) SQL
Vendors
1 2 (100.00%) InterSystems