The following table provides summary statistics for contract job vacancies with a requirement for Bigtable skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited Bigtable over the 3 months to 28 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.

Google Cloud Bigtable
UK
3 months to
28 Jun 2017
Same period 2016 Same period 2015
Rank 604 - 644
Rank change year-on-year - 0  
Contract jobs citing Bigtable 6 0 1
As % of all contract IT jobs advertised in the UK 0.013% - 0.002%
As % of the Database & Business Intelligence category 0.057% - 0.008%
Number of daily rates quoted 6 0 0
Median daily rate £544 - -
UK excluding London median daily rate - - -
Number of hourly rates quoted 0 0 0
Median hourly rate - - -
UK excluding London median hourly rate - - -

Bigtable is in the database and business intelligence skills category. The next table is for comparison with the above and provides summary statistics for all contract job vacancies with a requirement for database and business intelligence skills.

Contract Database & Business Intelligence Skills
UK
Contract job vacancies with a requirement for database and business intelligence skills 10537 11747 13009
As % of all contract IT job vacancies advertised in the UK 22.37% 21.81% 23.59%
Number of daily rates quoted 6886 7932 8486
Median daily rate £450 £425 £400
Median daily rate % change year-on-year +5.88% +6.25%  
90% offered a daily rate of more than £325 £300 £275
10% offered a daily rate of more than £600 £575 £550
UK excluding London median daily rate £400 £375 £350
% change year-on-year +6.66% +7.14%  
Number of hourly rates quoted 141 202 180
Median hourly rate £31.25 £31.90 £27.64
Median hourly rate % change year-on-year -2.03% +15.41%  
90% offered a hourly rate of more than £13.15 £12.00 £16.00
10% offered a hourly rate of more than £50.00 £48.70 £52.17
UK excluding London median hourly rate £38.00 £31.14 £26.00
% change year-on-year +22.04% +19.75%  

Bigtable
Job Vacancy Trend

The job posting trend of jobs advertised citing Bigtable as a proportion of all contract or permanent IT jobs with a match in the Database & Business Intelligence category.

Job vacancy trend for Bigtable in the UK

Bigtable
Contractor Daily Rate Trend

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

Contractor daily rate trend for Bigtable in the UK

Bigtable
Top 3 Contract Locations

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing Bigtable within the UK over the 3 months to 28 June 2017. The 'Rank Change' column provides an indication of the change in demand within each location based on the same 3 month period last year.

Location Rank Change
on Same Period
Last Year
Matching
Contract
IT Job Ads
Median
Daily Rate
Last 3 Months
Median Daily Rate
% Change
on Same Period
Last Year
Live
Job
Vacancies
London - 6 £544 - 1
England - 6 £544 - 1
City of London - 2 £519 -

For the 6 months to 28 June 2017, 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 with a requirement for Bigtable.

1 6 (75.00%) SQL
1 6 (75.00%) ETL
2 5 (62.50%) Apache
2 5 (62.50%) Python
2 5 (62.50%) Java
2 5 (62.50%) Web Services
2 5 (62.50%) Scala
2 5 (62.50%) Hadoop
2 5 (62.50%) Amazon AWS
2 5 (62.50%) NoSQL
2 5 (62.50%) Apache Spark
2 5 (62.50%) Google Cloud Platform
3 3 (37.50%) Amazon Kinesis
3 3 (37.50%) Samza
3 3 (37.50%) Data Engineering
3 3 (37.50%) Swagger
3 3 (37.50%) Algorithms
3 3 (37.50%) Clojure
3 3 (37.50%) MongoDB
3 3 (37.50%) Apache Cassandra
3 3 (37.50%) Riak
3 3 (37.50%) Neo4j
3 3 (37.50%) Machine Learning
3 3 (37.50%) Big Data
3 3 (37.50%) Customer Insight
3 3 (37.50%) Hortonworks
3 3 (37.50%) Cloudera
3 3 (37.50%) Kafka
3 3 (37.50%) Amazon EMR
3 3 (37.50%) Amazon DynamoDB

Bigtable
Co-occurring IT Skills 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 5 (62.50%) Apache
1 5 (62.50%) Apache Spark
2 3 (37.50%) Elasticsearch
Cloud Services
1 5 (62.50%) Amazon AWS
1 5 (62.50%) Google Cloud Platform
2 3 (37.50%) Amazon EMR
2 3 (37.50%) Amazon Kinesis
2 3 (37.50%) Amazon S3
3 2 (25.00%) Microsoft Azure
4 1 (12.50%) Azure Active Directory
Communications & Networking
1 3 (37.50%) DNS
1 3 (37.50%) HTTP
1 3 (37.50%) LDAP
1 3 (37.50%) X.509
Database & Business Intelligence
1 5 (62.50%) Hadoop
1 5 (62.50%) NoSQL
2 3 (37.50%) Amazon DynamoDB
2 3 (37.50%) Apache Cassandra
2 3 (37.50%) Big Data
2 3 (37.50%) Data Warehouse
2 3 (37.50%) MongoDB
2 3 (37.50%) MySQL
2 3 (37.50%) Neo4j
2 3 (37.50%) RDBMS
2 3 (37.50%) Relational Database
2 3 (37.50%) Riak
2 3 (37.50%) SQL Server
2 3 (37.50%) SQL Server Integration Services
3 2 (25.00%) Apache Accumulo
3 2 (25.00%) HBase
Job Titles
1 8 (100.00%) Developer
2 5 (62.50%) Java Developer
3 3 (37.50%) Apache Spark Developer
3 3 (37.50%) Big Data Developer
3 3 (37.50%) Hadoop Developer
3 3 (37.50%) Java Hadoop Developer
3 3 (37.50%) Java Scala Developer
3 3 (37.50%) Scala Developer
4 2 (25.00%) C# Developer
5 1 (12.50%) .NET Developer
5 1 (12.50%) AWS Developer
5 1 (12.50%) Azure Developer
5 1 (12.50%) C# .NET Developer
5 1 (12.50%) Data Integration Developer
5 1 (12.50%) Integration Developer
5 1 (12.50%) Python Developer
Libraries, Frameworks & Software Standards
1 5 (62.50%) Web Services
2 3 (37.50%) JSON
2 3 (37.50%) JSON Schema
2 3 (37.50%) Kafka
2 3 (37.50%) LINQ
2 3 (37.50%) OAuth
2 3 (37.50%) OAuth2
2 3 (37.50%) Samza
2 3 (37.50%) Swagger
2 3 (37.50%) XML
2 3 (37.50%) XML Schema
3 1 (12.50%) .NET
Miscellaneous
1 3 (37.50%) Algorithms
Processes & Methodologies
1 6 (75.00%) ETL
2 3 (37.50%) Continuous Deployment
2 3 (37.50%) Continuous Integration
2 3 (37.50%) Customer Insight
2 3 (37.50%) Data Engineering
2 3 (37.50%) Data Integration
2 3 (37.50%) DevOps
2 3 (37.50%) Machine Learning
2 3 (37.50%) TDD
3 2 (25.00%) Agile Software Development
3 2 (25.00%) API Design
4 1 (12.50%) API Development
Programming Languages
1 6 (75.00%) SQL
2 5 (62.50%) Java
2 5 (62.50%) Python
2 5 (62.50%) Scala
3 3 (37.50%) C#
3 3 (37.50%) Clojure
3 3 (37.50%) Groovy
System Software
1 3 (37.50%) Docker
2 1 (12.50%) Active Directory
Systems Management
1 3 (37.50%) Ansible
1 3 (37.50%) Terraform
Vendors
1 3 (37.50%) Cloudera
1 3 (37.50%) Hortonworks
1 3 (37.50%) Oracle
1 3 (37.50%) SaltStack