Period
to 16 January 2022

The following table provides summary statistics for contract job vacancies advertised in the City of London with a requirement for Star Schema skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited Star Schema over the 6 months to 16 January 2022 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.

Star Schema
Central London > City of London
6 months to
16 Jan 2022
Same period 2021 Same period 2020
Rank 183 - 190
Rank change year-on-year - +190 +27
Contract jobs citing Star Schema 1 0 12
As % of all contract jobs advertised in the City of London 0.026% - 0.24%
As % of the Database & Business Intelligence category 0.11% - 1.03%
Number of daily rates quoted 1 0 11
10th Percentile " " "
25th Percentile £513 " £390
Median daily rate (50th Percentile) £575 - £475
75th Percentile £638 " £491
90th Percentile " " £550
Central London median daily rate £575 - £475

Star Schema is in the Databases and Business Intelligence 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 database or business intelligence skills.

All Database and Business Intelligence Skills
City of London
Contract vacancies with a requirement for database or business intelligence skills 931 464 1,169
As % of all contract IT jobs advertised in the City of London 23.78% 22.83% 23.46%
Number of daily rates quoted 739 350 922
10th Percentile £370 £327 £375
25th Percentile £488 £417 £425
Median daily rate (50th Percentile) £570 £525 £518
Median % change year-on-year +8.57% +1.45% -1.43%
75th Percentile £669 £625 £594
90th Percentile £750 £688 £663
Central London median daily rate £570 £525 £512
% change year-on-year +8.57% +2.49% -2.43%
Number of hourly rates quoted 5 1 4
10th Percentile £34.45 " £22.17
25th Percentile £36.25 " £23.67
Median hourly rate £58.00 £22.00 £25.00
Median % change year-on-year +163.64% -12.00% -32.60%
75th Percentile £61.75 " £33.00
90th Percentile £71.20 " £46.50
Central London median hourly rate £58.00 £42.25 £25.00
% change year-on-year +37.28% +69.00% -32.60%

Star Schema
Job Vacancy Trend in the City of London

Job postings citing Star Schema as a proportion of all IT jobs advertised in the City of London.

Job vacancy trend for Star Schema in the City of London

Star Schema
Contractor Daily Rate Trend in the City of London

3-month moving average daily rate quoted in jobs citing Star Schema in the City of London.

Daily rate trend for Star Schema in the City of London

For the 6 months to 16 January 2022, IT contractor jobs citing Star Schema also mentioned the following skills in order of popularity. The figures indicate the absolute number co-occurrences and as a proportion of all contract job ads across the City of London region with a requirement for Star Schema.

1 1 (100.00%) XML
1 1 (100.00%) Apache
1 1 (100.00%) Python
1 1 (100.00%) Data Modelling
1 1 (100.00%) Business Intelligence
1 1 (100.00%) JSON
1 1 (100.00%) Data Mapping
1 1 (100.00%) Data Integration
1 1 (100.00%) AWS
1 1 (100.00%) Amazon Redshift
1 1 (100.00%) Apache Spark
1 1 (100.00%) Data Lake

Star Schema
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:

Application Platforms
1 1 (100.00%) Apache
1 1 (100.00%) Apache Spark
Cloud Services
1 1 (100.00%) AWS
Database & Business Intelligence
1 1 (100.00%) Amazon Redshift
1 1 (100.00%) Data Lake
Job Titles
1 1 (100.00%) Data Modeller
1 1 (100.00%) Designer
Libraries, Frameworks & Software Standards
1 1 (100.00%) JSON
1 1 (100.00%) XML
Processes & Methodologies
1 1 (100.00%) Business Intelligence
1 1 (100.00%) Data Integration
1 1 (100.00%) Data Mapping
1 1 (100.00%) Data Modelling
Programming Languages
1 1 (100.00%) Python