Period
to 18 November 2017

The following table provides summary statistics for contract job vacancies advertised in the East of England with a requirement for Apache Cassandra skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited Apache Cassandra over the 6 months to 18 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.

Apache Cassandra
England > East of England
6 months to
18 Nov 2017
Same period 2016 Same period 2015
Rank 179 177 197
Rank change year-on-year -2 +20 +19
Contract jobs citing Apache Cassandra 29 12 9
As % of all contract IT jobs advertised in the East of England 0.57% 0.25% 0.15%
As % of the Database & Business Intelligence category 2.95% 1.07% 0.70%
Number of daily rates quoted 11 12 2
East of England median daily rate £550 £525 £458
Median daily rate % change year-on-year +4.76% +14.75% -
10th Percentile £456 £513 £374
90th Percentile £638 £538 £555
England median daily rate £550 £525 £525
% change year-on-year +4.76% - +5.00%
Number of hourly rates quoted 0 0 0
East of England median hourly rate - - -
England median hourly rate - £38.75 -

Apache Cassandra 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 East of England with a requirement for database or business intelligence skills.

All Database and Business Intelligence Skills
East of England
Contract vacancies with a requirement for database or business intelligence skills 983 1120 1288
As % of all contract IT jobs advertised in the East of England 19.22% 22.98% 21.65%
Number of daily rates quoted 569 691 724
East of England median daily rate £400 £375 £375
Median daily rate % change year-on-year +6.67% - -
10th Percentile £283 £233 £225
90th Percentile £569 £538 £538
England median daily rate £455 £425 £413
% change year-on-year +7.06% +3.03% +3.13%
Number of hourly rates quoted 20 41 51
East of England median hourly rate £29.50 £37.50 £32.00
Median hourly rate % change year-on-year -21.33% +17.19% +12.28%
10th Percentile £16.18 £15.75 £14.00
90th Percentile £40.38 £46.00 £47.50
England median hourly rate £31.50 £28.00 £28.00
% change year-on-year +12.50% - +16.67%

Apache Cassandra
Job Vacancy Trend in the East of England

Job postings citing Apache Cassandra as a percentage of all IT jobs advertised in the East of England.

Job vacancy trend for Apache Cassandra in the East of England

Apache Cassandra
Contractor Daily Rate Trend in the East of England

This chart provides the 3-month moving average for daily rates quoted in contract jobs citing Apache Cassandra in the East of England.

Contractor daily rate trend for Apache Cassandra in the East of England

Apache Cassandra
Contractor Daily Rate Histogram in the East of England

The daily rate distribution of IT jobs citing Apache Cassandra in the East of England over the 6 months to 18 November 2017.

Contractor daily rate histogram for Apache Cassandra in the East of England

Apache Cassandra
Contract Job Locations in the East of England

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing Apache Cassandra within the East of England region over the 6 months to 18 November 2017. The 'Rank Change' column provides an indication of the change in demand within each location based on the same 6 month period last year.

Location Rank Change
on Same Period
Last Year
Matching
Contract
IT Job Ads
Median
Daily Rate
Past 6 Months
Median Daily Rate
% Change
on Same Period
Last Year
Live
Job
Vacancies
Norfolk - 9 - -
Hertfordshire -8 7 £506 -3.57% 3
Suffolk - 5 - -
Bedfordshire -6 4 £625 +19.05%
Cambridgeshire - 3 £488 -
Essex -17 1 £550 +25.71%
Apache Cassandra
England

For the 6 months to 18 November 2017, IT contractor jobs citing Apache Cassandra 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 East of England region with a requirement for Apache Cassandra.

1 20 (68.97%) SQL
2 19 (65.52%) Big Data
2 19 (65.52%) Apache Spark
3 16 (55.17%) Hadoop
4 15 (51.72%) Agile Software Development
5 12 (41.38%) Java
5 12 (41.38%) Cloudera
6 11 (37.93%) Kafka
6 11 (37.93%) Amazon AWS
6 11 (37.93%) MapReduce
6 11 (37.93%) Python
6 11 (37.93%) Spring
7 9 (31.03%) Oracle
7 9 (31.03%) SQL Server
7 9 (31.03%) Apache
8 8 (27.59%) Migration
8 8 (27.59%) HDFS
9 7 (24.14%) Analytics
9 7 (24.14%) MySQL
9 7 (24.14%) Spark Streaming
10 6 (20.69%) Greenfield Project
10 6 (20.69%) TDD
10 6 (20.69%) Impala
10 6 (20.69%) Apache Hive
10 6 (20.69%) HBase
10 6 (20.69%) Data Integration
11 5 (17.24%) Apache Solr
11 5 (17.24%) Mahout
11 5 (17.24%) MongoDB
11 5 (17.24%) NoSQL

Apache Cassandra
Co-occurring IT Skills in the East of England 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 19 (65.52%) Apache Spark
2 9 (31.03%) Apache
3 5 (17.24%) Apache Solr
3 5 (17.24%) Tomcat
4 4 (13.79%) Apache Pig
5 1 (3.45%) Cloud Foundry
5 1 (3.45%) Elasticsearch
5 1 (3.45%) OpenStack
Cloud Services
1 11 (37.93%) Amazon AWS
2 2 (6.90%) Amazon EMR
2 2 (6.90%) Amazon Kinesis
3 1 (3.45%) Amazon EC2
3 1 (3.45%) Microsoft Azure
Database & Business Intelligence
1 19 (65.52%) Big Data
2 16 (55.17%) Hadoop
3 9 (31.03%) SQL Server
4 7 (24.14%) MySQL
5 6 (20.69%) Apache Hive
5 6 (20.69%) HBase
5 6 (20.69%) Impala
6 5 (17.24%) Mahout
6 5 (17.24%) MongoDB
6 5 (17.24%) NoSQL
6 5 (17.24%) Oracle Database
7 3 (10.34%) Amazon QuickSight
7 3 (10.34%) Amazon Redshift
7 3 (10.34%) BusinessObjects
7 3 (10.34%) Data Warehouse
7 3 (10.34%) Oracle ODI
7 3 (10.34%) PostgreSQL
7 3 (10.34%) QlikView
7 3 (10.34%) SQL Server Integration Services
8 2 (6.90%) Oracle Exadata
Development Applications
1 5 (17.24%) Eclipse
2 4 (13.79%) Maven
3 1 (3.45%) Jenkins
General
1 1 (3.45%) Finance
1 1 (3.45%) Retail
1 1 (3.45%) Spanish Language
1 1 (3.45%) Telecoms
Job Titles
1 7 (24.14%) Architect
2 6 (20.69%) Developer
3 4 (13.79%) Big Data Engineer
3 4 (13.79%) Data Engineer
4 3 (10.34%) Big Data Architect
4 3 (10.34%) Data Architect
4 3 (10.34%) Database Developer
4 3 (10.34%) Java Developer
5 2 (6.90%) Administrator
5 2 (6.90%) Big Data Solutions Architect
5 2 (6.90%) Solutions Architect
6 1 (3.45%) Consultant
6 1 (3.45%) DBA
6 1 (3.45%) DevOps Administrator
6 1 (3.45%) Elasticsearch Engineer
6 1 (3.45%) Genesys Consultant
6 1 (3.45%) Java Scala Developer
6 1 (3.45%) Scala Developer
6 1 (3.45%) Senior Developer
6 1 (3.45%) Senior Java Developer
Libraries, Frameworks & Software Standards
1 11 (37.93%) Kafka
1 11 (37.93%) Spring
2 7 (24.14%) Spark Streaming
3 5 (17.24%) JMS
3 5 (17.24%) Spring MVC
3 5 (17.24%) Web Services
4 3 (10.34%) RESTful
4 3 (10.34%) Spring Cloud
5 2 (6.90%) Akka
5 2 (6.90%) GraphX
5 2 (6.90%) MLlib
5 2 (6.90%) TensorFlow
6 1 (3.45%) AngularJS
6 1 (3.45%) Memcached
6 1 (3.45%) Node.js
6 1 (3.45%) React
6 1 (3.45%) Spring Boot
6 1 (3.45%) YAML
Miscellaneous
1 6 (20.69%) Greenfield Project
2 2 (6.90%) Analytical Skills
3 1 (3.45%) Management Information System
Operating Systems
1 3 (10.34%) Linux
2 2 (6.90%) Unix
3 1 (3.45%) Windows
Processes & Methodologies
1 15 (51.72%) Agile Software Development
2 11 (37.93%) MapReduce
3 8 (27.59%) Migration
4 7 (24.14%) Analytics
5 6 (20.69%) Data Integration
5 6 (20.69%) TDD
6 5 (17.24%) Coaching
6 5 (17.24%) Data Analytics
6 5 (17.24%) MVC
6 5 (17.24%) Software Engineering
7 4 (13.79%) BDD
7 4 (13.79%) Continuous Integration
7 4 (13.79%) ETL
7 4 (13.79%) ITIL
7 4 (13.79%) Scrum
8 3 (10.34%) Data Modelling
8 3 (10.34%) Enterprise Architecture
8 3 (10.34%) Loose Coupling
8 3 (10.34%) Microservices
8 3 (10.34%) Open Source
Programming Languages
1 20 (68.97%) SQL
2 12 (41.38%) Java
3 11 (37.93%) Python
4 5 (17.24%) Ruby
5 4 (13.79%) C++
6 3 (10.34%) Scala
7 2 (6.90%) Bash Shell
7 2 (6.90%) R
8 1 (3.45%) JavaScript
8 1 (3.45%) Korn
8 1 (3.45%) Perl
8 1 (3.45%) Shell Script
Qualifications
1 1 (3.45%) Degree
Quality Assurance & Compliance
1 3 (10.34%) QA
System Software
1 8 (27.59%) HDFS
2 1 (3.45%) Apache Flume
2 1 (3.45%) Docker
2 1 (3.45%) VMware ESXi
2 1 (3.45%) vSphere
Systems Management
1 5 (17.24%) Hadoop YARN
2 3 (10.34%) Mesos
3 2 (6.90%) Ansible
4 1 (3.45%) Kibana
4 1 (3.45%) Kubernetes
4 1 (3.45%) Opscode Chef
4 1 (3.45%) Puppet
Vendors
1 12 (41.38%) Cloudera
2 9 (31.03%) Oracle
3 5 (17.24%) Genesys
4 3 (10.34%) Hortonworks
4 3 (10.34%) MapR
4 3 (10.34%) SAP
4 3 (10.34%) Tableau
4 3 (10.34%) Teradata
5 1 (3.45%) VMware