Period
to 19 September 2018

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 19 September 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.

Apache Cassandra
England > East of England
6 months to
19 Sep 2018
Same period 2017 Same period 2016
Rank 187 163 188
Rank change year-on-year -24 +25 +10
Contract jobs citing Apache Cassandra 26 38 6
As % of all contract IT jobs advertised in the East of England 0.52% 0.78% 0.12%
As % of the Database & Business Intelligence category 2.79% 4.14% 0.54%
Number of daily rates quoted 23 13 6
East of England median daily rate £425 £550 £525
Median daily rate % change year-on-year -22.73% +4.76% +43.84%
10th Percentile £364 £461 £513
90th Percentile £600 £575 £538
England median daily rate £525 £537 £525
% change year-on-year -2.14% +2.19% +5.00%
Number of hourly rates quoted 0 0 0
East of England median hourly rate - - -
England median hourly rate £50.00 - £55.00

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 931 918 1,115
As % of all contract IT jobs advertised in the East of England 18.48% 18.81% 22.20%
Number of daily rates quoted 589 519 673
East of England median daily rate £425 £400 £388
Median daily rate % change year-on-year +6.25% +3.23% +3.33%
10th Percentile £300 £275 £230
90th Percentile £575 £563 £525
England median daily rate £475 £450 £425
% change year-on-year +5.56% +5.88% +6.25%
Number of hourly rates quoted 20 18 45
East of England median hourly rate £23.50 £30.75 £35.43
Median hourly rate % change year-on-year -23.58% -13.21% -2.93%
10th Percentile £13.66 £15.37 £26.55
90th Percentile £44.63 £40.00 £45.45
England median hourly rate £30.00 £29.81 £29.94
% change year-on-year +0.64% -0.43% +8.32%

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 19 September 2018.

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 19 September 2018. 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
Bedfordshire +16 13 £475 -16.30%
Hertfordshire -11 8 £385 -30.00% 3
Cambridgeshire +3 5 £450 -7.69% 10
Apache Cassandra
England

For the 6 months to 19 September 2018, IT contractor jobs citing Apache Cassandra 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 East of England region with a requirement for Apache Cassandra.

1 23 (88.46%) Java
2 19 (73.08%) PostgreSQL
3 17 (65.38%) NoSQL
4 16 (61.54%) Scala
4 16 (61.54%) Python
5 15 (57.69%) SQL
5 15 (57.69%) Hadoop
5 15 (57.69%) Amazon AWS
6 14 (53.85%) Big Data
6 14 (53.85%) Apache Spark
7 13 (50.00%) C++
7 13 (50.00%) Oracle
8 12 (46.15%) OO
8 12 (46.15%) Predictive Modelling
8 12 (46.15%) Linear Programming
8 12 (46.15%) MLlib
8 12 (46.15%) Data Science
9 11 (42.31%) Amazon EMR
9 11 (42.31%) Analytics
10 10 (38.46%) Amazon RDS
10 10 (38.46%) Amazon EC2
10 10 (38.46%) Amazon Athena
10 10 (38.46%) Amazon Redshift
10 10 (38.46%) Amazon Kinesis
11 9 (34.62%) Apache Airflow
11 9 (34.62%) Luigi
11 9 (34.62%) Customer Acquisition
11 9 (34.62%) Actionable Insight
11 9 (34.62%) Performance Metrics
11 9 (34.62%) Oracle Workflow

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 14 (53.85%) Apache Spark
2 9 (34.62%) Apache Airflow
2 9 (34.62%) Luigi
2 9 (34.62%) Oracle Workflow
3 2 (7.69%) Apache
4 1 (3.85%) Apache Pig
4 1 (3.85%) Apache Solr
4 1 (3.85%) Cloud Foundry
4 1 (3.85%) JBoss
4 1 (3.85%) OpenStack
4 1 (3.85%) Oracle SOA Suite
4 1 (3.85%) SAS
Business Applications
1 1 (3.85%) BusinessWorks
Cloud Services
1 15 (57.69%) Amazon AWS
2 11 (42.31%) Amazon EMR
3 10 (38.46%) Amazon EC2
3 10 (38.46%) Amazon Kinesis
4 1 (3.85%) Cloud Computing
4 1 (3.85%) GitHub
Communications & Networking
1 1 (3.85%) Internet
Database & Business Intelligence
1 19 (73.08%) PostgreSQL
2 17 (65.38%) NoSQL
3 15 (57.69%) Hadoop
4 14 (53.85%) Big Data
5 10 (38.46%) Amazon Athena
5 10 (38.46%) Amazon RDS
5 10 (38.46%) Amazon Redshift
6 3 (11.54%) MongoDB
7 2 (7.69%) Apache Hive
7 2 (7.69%) Data Warehouse
7 2 (7.69%) Electronic Patient Records
7 2 (7.69%) HBase
7 2 (7.69%) Impala
7 2 (7.69%) Relational Database
8 1 (3.85%) Flink
8 1 (3.85%) MySQL
8 1 (3.85%) Parquet
8 1 (3.85%) RDBMS
8 1 (3.85%) Scylla
8 1 (3.85%) SQL Server
Development Applications
1 1 (3.85%) Atlassian Bamboo
1 1 (3.85%) Cucumber
1 1 (3.85%) Git (software)
1 1 (3.85%) Jenkins
1 1 (3.85%) JIRA
1 1 (3.85%) Octopus Deploy
1 1 (3.85%) TeamCity
1 1 (3.85%) Vagrant
General
1 3 (11.54%) Retail
2 1 (3.85%) Manufacturing
Job Titles
1 12 (46.15%) AWS Engineer
1 12 (46.15%) Big Data Engineer
1 12 (46.15%) Data Engineer
2 9 (34.62%) Developer
3 4 (15.38%) .NET Developer
3 4 (15.38%) Java Developer
4 3 (11.54%) Software Engineer
5 2 (7.69%) Hadoop Engineer
5 2 (7.69%) Java Engineer
5 2 (7.69%) Java Software Engineer
5 2 (7.69%) VB.NET Developer
6 1 (3.85%) Cassandra Engineer
6 1 (3.85%) Computer Scientist
6 1 (3.85%) Computer Vision Scientist
6 1 (3.85%) Data Science Engineer
6 1 (3.85%) Integration Developer
6 1 (3.85%) IT Engineer
6 1 (3.85%) Java Scala Software Engineer
6 1 (3.85%) Machine Learning Engineer
6 1 (3.85%) Scala Software Engineer
Libraries, Frameworks & Software Standards
1 12 (46.15%) MLlib
2 8 (30.77%) RESTful
3 5 (19.23%) .NET
3 5 (19.23%) Kafka
4 2 (7.69%) Akka
4 2 (7.69%) AngularJS
4 2 (7.69%) Node.js
4 2 (7.69%) Spring
4 2 (7.69%) Web Services
5 1 (3.85%) ActiveMQ
5 1 (3.85%) Apache Avro
5 1 (3.85%) Apache Camel
5 1 (3.85%) ASP.NET Web API
5 1 (3.85%) CSS
5 1 (3.85%) CSS3
5 1 (3.85%) Django
5 1 (3.85%) Flask
5 1 (3.85%) HTML5
5 1 (3.85%) Oracle Fusion
5 1 (3.85%) RabbitMQ
Miscellaneous
1 2 (7.69%) Computer Science
1 2 (7.69%) NHS
2 1 (3.85%) Data Centre
2 1 (3.85%) Mobile App
2 1 (3.85%) Public Cloud
2 1 (3.85%) Virtual Team
Operating Systems
1 1 (3.85%) Android
1 1 (3.85%) Apple iOS
1 1 (3.85%) CentOS
1 1 (3.85%) Fedora
1 1 (3.85%) Linux
1 1 (3.85%) Red Hat Enterprise Linux
1 1 (3.85%) Ubuntu
Processes & Methodologies
1 12 (46.15%) Data Science
1 12 (46.15%) Linear Programming
1 12 (46.15%) OO
1 12 (46.15%) Predictive Modelling
2 11 (42.31%) Analytics
3 9 (34.62%) Actionable Insight
3 9 (34.62%) Customer Acquisition
3 9 (34.62%) Performance Metrics
3 9 (34.62%) Workflow
3 9 (34.62%) Workflow Management
4 6 (23.08%) API Development
4 6 (23.08%) CQRS
5 5 (19.23%) DevOps
6 4 (15.38%) Data Engineering
7 3 (11.54%) Agile Software Development
7 3 (11.54%) E-Commerce
7 3 (11.54%) Software Engineering
7 3 (11.54%) Stakeholder Management
8 2 (7.69%) Business Intelligence
8 2 (7.69%) Machine Learning
Programming Languages
1 23 (88.46%) Java
2 16 (61.54%) Python
2 16 (61.54%) Scala
3 15 (57.69%) SQL
4 13 (50.00%) C++
5 3 (11.54%) JavaScript
6 2 (7.69%) R
6 2 (7.69%) Ruby
6 2 (7.69%) VB.NET
7 1 (3.85%) C#
7 1 (3.85%) ES6
7 1 (3.85%) Go
7 1 (3.85%) Perl
7 1 (3.85%) PHP
7 1 (3.85%) Rust
Qualifications
1 1 (3.85%) Computer Science Degree
1 1 (3.85%) Degree
1 1 (3.85%) PhD
Quality Assurance & Compliance
1 2 (7.69%) PCI DSS
1 2 (7.69%) PMO
System Software
1 3 (11.54%) Docker
2 2 (7.69%) Apache Flume
3 1 (3.85%) Apache ZooKeeper
Systems Management
1 1 (3.85%) Ansible
1 1 (3.85%) Hadoop YARN
1 1 (3.85%) Kibana
1 1 (3.85%) Kubernetes
1 1 (3.85%) Mesos
1 1 (3.85%) Oozie
1 1 (3.85%) Puppet
1 1 (3.85%) Terraform
Vendors
1 13 (50.00%) Oracle
2 6 (23.08%) Capita
3 1 (3.85%) Cloudera
3 1 (3.85%) Hortonworks
3 1 (3.85%) IBM
3 1 (3.85%) MapR
3 1 (3.85%) MuleSoft
3 1 (3.85%) Red Hat
3 1 (3.85%) Salesforce.com
3 1 (3.85%) SAP
3 1 (3.85%) Siebel
3 1 (3.85%) Tableau
3 1 (3.85%) Talend
3 1 (3.85%) TIBCO
3 1 (3.85%) webMethods
3 1 (3.85%) WorldPay
3 1 (3.85%) WSO2