Period
to 16 January 2018

The following table provides summary statistics for contract job vacancies advertised in the City of London with a requirement for Bigtable skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited Bigtable over the 6 months to 16 January 2018 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.

Google Cloud Bigtable
Central London > City of London
6 months to
16 Jan 2018
Same period 2017 Same period 2016
Rank 239 222 232
Rank change year-on-year -17 +10 -
Contract jobs citing Bigtable 2 4 2
As % of all contract IT jobs advertised in the City of London 0.028% 0.064% 0.028%
As % of the Database & Business Intelligence category 0.11% 0.23% 0.11%
Number of daily rates quoted 2 1 2
City of London median daily rate £525 £650 £625
Median daily rate % change year-on-year -19.23% +4.00% -
10th Percentile £513 £650 £605
90th Percentile £538 £650 £645
Central London median daily rate £525 £650 £625
% change year-on-year -19.23% +4.00% -
Number of hourly rates quoted 0 0 0
City of London median hourly rate - - -
Central London median hourly rate - - -

Bigtable 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 1,768 1,727 1,872
As % of all contract IT jobs advertised in the City of London 25.05% 27.83% 26.14%
Number of daily rates quoted 1,476 1,388 1,506
City of London median daily rate £525 £475 £475
Median daily rate % change year-on-year +10.53% - +11.76%
10th Percentile £363 £325 £313
90th Percentile £688 £661 £638
Central London median daily rate £513 £463 £475
% change year-on-year +10.81% -2.63% +11.76%
Number of hourly rates quoted 6 1 6
City of London median hourly rate £27.75 £45.00 £40.00
Median hourly rate % change year-on-year -38.33% +12.50% +29.79%
10th Percentile £23.38 £42.50 £27.75
90th Percentile £33.25 £47.50 £60.00
Central London median hourly rate £27.50 £45.00 £38.75
% change year-on-year -38.89% +16.13% +27.43%

Bigtable
Job Vacancy Trend in the City of London

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

Job vacancy trend for Bigtable in the City of London

Bigtable
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 Bigtable in the City of London.

Contractor daily rate trend for Bigtable in the City of London

For the 6 months to 16 January 2018, IT contractor jobs citing Bigtable 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 Bigtable.

1 2 (100.00%) Java
1 2 (100.00%) SQL
1 2 (100.00%) Apache
1 2 (100.00%) Python
1 2 (100.00%) Software Engineering
1 2 (100.00%) Git (software)
1 2 (100.00%) Hadoop
1 2 (100.00%) NoSQL
1 2 (100.00%) Parallel Processing
1 2 (100.00%) HBase
1 2 (100.00%) Big Data
1 2 (100.00%) Big Data Analytics
1 2 (100.00%) Kafka
1 2 (100.00%) Data Analytics
1 2 (100.00%) Analytics
1 2 (100.00%) Impala
1 2 (100.00%) Apache Spark
1 2 (100.00%) BigQuery
1 2 (100.00%) Data Engineering
1 2 (100.00%) Virtual Environments

Bigtable
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 2 (100.00%) Apache
1 2 (100.00%) Apache Spark
Database & Business Intelligence
1 2 (100.00%) Big Data
1 2 (100.00%) BigQuery
1 2 (100.00%) Hadoop
1 2 (100.00%) HBase
1 2 (100.00%) Impala
1 2 (100.00%) NoSQL
Development Applications
1 2 (100.00%) Git (software)
Job Titles
1 2 (100.00%) Big Data Engineer
1 2 (100.00%) Data Engineer
1 2 (100.00%) Hadoop Engineer
1 2 (100.00%) Java Engineer
Libraries, Frameworks & Software Standards
1 2 (100.00%) Kafka
Processes & Methodologies
1 2 (100.00%) Analytics
1 2 (100.00%) Big Data Analytics
1 2 (100.00%) Data Analytics
1 2 (100.00%) Data Engineering
1 2 (100.00%) Parallel Processing
1 2 (100.00%) Software Engineering
1 2 (100.00%) Virtual Environments
Programming Languages
1 2 (100.00%) Java
1 2 (100.00%) Python
1 2 (100.00%) SQL