Period
to 21 July 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 21 July 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
21 Jul 2018
Same period 2017 Same period 2016
Rank 174 163 191
Rank change year-on-year -11 +28 +5
Contract jobs citing Apache Cassandra 27 36 1
As % of all contract IT jobs advertised in the East of England 0.57% 0.76% 0.019%
As % of the Database & Business Intelligence category 2.97% 3.90% 0.10%
Number of daily rates quoted 24 14 1
East of England median daily rate £425 £550 £525
Median daily rate % change year-on-year -22.73% +4.76% +23.53%
10th Percentile £302 £483 £513
90th Percentile £600 £575 £538
England median daily rate £525 £550 £525
% change year-on-year -4.55% +4.76% +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 908 924 995
As % of all contract IT jobs advertised in the East of England 19.07% 19.63% 19.23%
Number of daily rates quoted 576 541 594
East of England median daily rate £425 £400 £390
Median daily rate % change year-on-year +6.25% +2.56% +4.00%
10th Percentile £288 £263 £233
90th Percentile £563 £565 £508
England median daily rate £475 £450 £425
% change year-on-year +5.56% +5.88% +6.25%
Number of hourly rates quoted 27 16 32
East of England median hourly rate £26.00 £31.25 £33.45
Median hourly rate % change year-on-year -16.80% -6.58% +17.37%
10th Percentile £13.61 £15.27 £25.13
90th Percentile £48.60 £42.88 £42.83
England median hourly rate £32.25 £30.00 £29.88
% change year-on-year +7.50% +0.40% +19.52%

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 21 July 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 21 July 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 +10 14 £450 -14.29%
Hertfordshire -11 9 £390 -29.09% 1
Cambridgeshire +2 4 £450 -7.69% 4
Apache Cassandra
England

For the 6 months to 21 July 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 24 (88.89%) Java
2 20 (74.07%) PostgreSQL
3 18 (66.67%) NoSQL
4 17 (62.96%) Amazon AWS
4 17 (62.96%) Python
4 17 (62.96%) SQL
5 16 (59.26%) Scala
5 16 (59.26%) Hadoop
5 16 (59.26%) Big Data
6 15 (55.56%) Apache Spark
6 15 (55.56%) C++
6 15 (55.56%) Oracle
7 13 (48.15%) OO
7 13 (48.15%) Linear Programming
7 13 (48.15%) Predictive Modelling
7 13 (48.15%) MLlib
8 11 (40.74%) Data Science
9 10 (37.04%) Analytics
9 10 (37.04%) Amazon EMR
10 9 (33.33%) Amazon RDS
10 9 (33.33%) Amazon Kinesis
10 9 (33.33%) Amazon Redshift
10 9 (33.33%) Amazon EC2
10 9 (33.33%) Amazon Athena
11 8 (29.63%) Actionable Insight
11 8 (29.63%) Apache Airflow
11 8 (29.63%) Luigi
11 8 (29.63%) Performance Metrics
11 8 (29.63%) Customer Acquisition
11 8 (29.63%) RESTful

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 15 (55.56%) Apache Spark
2 8 (29.63%) Apache Airflow
2 8 (29.63%) Luigi
2 8 (29.63%) Oracle Workflow
3 3 (11.11%) Apache
4 2 (7.41%) Apache Solr
4 2 (7.41%) JBoss
4 2 (7.41%) Oracle SOA Suite
4 2 (7.41%) SAS
5 1 (3.70%) Apache Pig
5 1 (3.70%) Cloud Foundry
Business Applications
1 2 (7.41%) BusinessWorks
Cloud Services
1 17 (62.96%) Amazon AWS
2 10 (37.04%) Amazon EMR
3 9 (33.33%) Amazon EC2
3 9 (33.33%) Amazon Kinesis
4 1 (3.70%) Cloud Computing
4 1 (3.70%) GitHub
Database & Business Intelligence
1 20 (74.07%) PostgreSQL
2 18 (66.67%) NoSQL
3 16 (59.26%) Big Data
3 16 (59.26%) Hadoop
4 9 (33.33%) Amazon Athena
4 9 (33.33%) Amazon RDS
4 9 (33.33%) Amazon Redshift
5 4 (14.81%) MongoDB
6 3 (11.11%) Apache Hive
6 3 (11.11%) HBase
6 3 (11.11%) Impala
6 3 (11.11%) Relational Database
7 2 (7.41%) Data Warehouse
7 2 (7.41%) Electronic Patient Records
7 2 (7.41%) MySQL
7 2 (7.41%) RDBMS
7 2 (7.41%) SQL Server
8 1 (3.70%) Mahout
8 1 (3.70%) Parquet
Development Applications
1 1 (3.70%) Cucumber
1 1 (3.70%) Git (software)
1 1 (3.70%) JIRA
1 1 (3.70%) Octopus Deploy
General
1 4 (14.81%) Retail
2 2 (7.41%) Manufacturing
Job Titles
1 13 (48.15%) AWS Engineer
1 13 (48.15%) Big Data Engineer
1 13 (48.15%) Data Engineer
2 10 (37.04%) Developer
3 4 (14.81%) .NET Developer
3 4 (14.81%) Hadoop Engineer
3 4 (14.81%) Java Developer
4 2 (7.41%) Computer Scientist
4 2 (7.41%) Computer Vision Scientist
4 2 (7.41%) Data Scientist
4 2 (7.41%) Integration Developer
4 2 (7.41%) Senior Developer
4 2 (7.41%) VB.NET Developer
5 1 (3.70%) Big Data Architect
5 1 (3.70%) Data Architect
5 1 (3.70%) Data Science Engineer
5 1 (3.70%) Java Engineer
5 1 (3.70%) Java Software Developer
5 1 (3.70%) Java Software Engineer
5 1 (3.70%) Software Developer
Libraries, Frameworks & Software Standards
1 13 (48.15%) MLlib
2 8 (29.63%) RESTful
3 6 (22.22%) Kafka
4 5 (18.52%) .NET
5 3 (11.11%) Akka
5 3 (11.11%) Node.js
6 2 (7.41%) ActiveMQ
6 2 (7.41%) JMS
6 2 (7.41%) Oracle Fusion
6 2 (7.41%) RabbitMQ
6 2 (7.41%) TensorFlow
6 2 (7.41%) Web Services
7 1 (3.70%) AngularJS
7 1 (3.70%) Apache Avro
7 1 (3.70%) Apache Camel
7 1 (3.70%) CSS
7 1 (3.70%) CSS3
7 1 (3.70%) HTML
7 1 (3.70%) HTML5
7 1 (3.70%) Spring
Miscellaneous
1 2 (7.41%) Computer Science
1 2 (7.41%) Data Centre
1 2 (7.41%) Mobile App
1 2 (7.41%) NHS
2 1 (3.70%) Public Cloud
2 1 (3.70%) Virtual Team
Operating Systems
1 2 (7.41%) CentOS
1 2 (7.41%) Fedora
1 2 (7.41%) Linux
1 2 (7.41%) Red Hat Enterprise Linux
1 2 (7.41%) Ubuntu
2 1 (3.70%) Android
2 1 (3.70%) Apple iOS
Processes & Methodologies
1 13 (48.15%) Linear Programming
1 13 (48.15%) OO
1 13 (48.15%) Predictive Modelling
2 11 (40.74%) Data Science
3 10 (37.04%) Analytics
4 8 (29.63%) Actionable Insight
4 8 (29.63%) Customer Acquisition
4 8 (29.63%) Performance Metrics
4 8 (29.63%) Workflow
4 8 (29.63%) Workflow Management
5 6 (22.22%) API Development
5 6 (22.22%) CQRS
6 5 (18.52%) Data Engineering
6 5 (18.52%) DevOps
6 5 (18.52%) Stakeholder Management
7 3 (11.11%) Agile Software Development
7 3 (11.11%) E-Commerce
8 2 (7.41%) ERP
8 2 (7.41%) ETL
8 2 (7.41%) SOA
Programming Languages
1 24 (88.89%) Java
2 17 (62.96%) Python
2 17 (62.96%) SQL
3 16 (59.26%) Scala
4 15 (55.56%) C++
5 3 (11.11%) R
6 2 (7.41%) JavaScript
6 2 (7.41%) Ruby
6 2 (7.41%) VB.NET
7 1 (3.70%) ES6
7 1 (3.70%) PHP
Qualifications
1 2 (7.41%) PhD
Quality Assurance & Compliance
1 2 (7.41%) PCI DSS
1 2 (7.41%) PMO
System Software
1 3 (11.11%) Apache Flume
2 2 (7.41%) Docker
3 1 (3.70%) Apache ZooKeeper
Systems Management
1 2 (7.41%) Terraform
2 1 (3.70%) Ansible
2 1 (3.70%) Hadoop YARN
2 1 (3.70%) Kibana
2 1 (3.70%) Oozie
2 1 (3.70%) Puppet
Vendors
1 15 (55.56%) Oracle
2 7 (25.93%) Capita
3 2 (7.41%) Cloudera
3 2 (7.41%) Hortonworks
3 2 (7.41%) IBM
3 2 (7.41%) MapR
3 2 (7.41%) MuleSoft
3 2 (7.41%) Red Hat
3 2 (7.41%) Salesforce.com
3 2 (7.41%) SAP
3 2 (7.41%) Siebel
3 2 (7.41%) TIBCO
3 2 (7.41%) webMethods
3 2 (7.41%) WSO2
4 1 (3.70%) Talend
4 1 (3.70%) WorldPay