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 3 months to 26 March 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.

3 months to
26 Mar 2017
Same period 2016 Same period 2015
Apache Cassandra
England / East of England
Rank 121 124 124
Rank change year-on-year +3 0  
Contract jobs citing Apache Cassandra 7 2 2
As % of all contract IT jobs advertised in the East of England 0.33% 0.081% 0.076%
As % of the Database & Business Intelligence category 1.69% 0.49% 0.36%
Number of daily rates quoted 6 2 1
Median daily rate £550 £550 £425
Median daily rate % change year-on-year - +29.41%  
UK excluding London median daily rate £484 £550 £600
% change year-on-year -12.04% -8.33%  
Number of hourly rates quoted 0 0 0
Median hourly rate - - -
UK excluding London median hourly rate - - -

Apache Cassandra 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 advertised in the East of England with a requirement for database and business intelligence skills.

Contract Database & Business Intelligence Skills
East of England
Contract job vacancies with a requirement for database and business intelligence skills 413 406 563
As % of all contract IT job vacancies advertised in the East of England 19.39% 16.52% 21.44%
Number of daily rates quoted 272 238 348
Median daily rate £413 £375 £400
Median daily rate % change year-on-year +10.00% -6.25%  
90% offered a daily rate of more than £257 £265 £235
10% offered a daily rate of more than £532 £525 £525
UK excluding London median daily rate £400 £388 £375
% change year-on-year +3.22% +3.33%  
Number of hourly rates quoted 10 12 28
Median hourly rate £37.50 £42.50 £32.10
Median hourly rate % change year-on-year -11.76% +32.39%  
90% offered a hourly rate of more than £20.90 £19.00 £20.00
10% offered a hourly rate of more than £47.00 £62.50 £40.00
UK excluding London median hourly rate £31.00 £32.50 £32.50
% change year-on-year -4.61% -  

Apache Cassandra
Job Vacancy Trend in the East of England

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

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 3 months to 26 March 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 3 months to 26 March 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
Hertfordshire - 6 £550 - 1
Cambridgeshire +7 1 - - 2
Apache Cassandra
England

Apache Cassandra
Top 30 Related IT Skills in the East of England

For the 6 months to 26 March 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 14 (93.33%) Agile Software Development
2 12 (80.00%) Java
3 11 (73.33%) TDD
4 10 (66.67%) NoSQL
5 9 (60.00%) MongoDB
6 7 (46.67%) Continuous Integration
6 7 (46.67%) Big Data
7 6 (40.00%) BDD
7 6 (40.00%) Apache Spark
7 6 (40.00%) DevOps
7 6 (40.00%) Mentoring
7 6 (40.00%) Pair Programming
7 6 (40.00%) Spring
7 6 (40.00%) Unix
7 6 (40.00%) Linux
8 5 (33.33%) OO
8 5 (33.33%) Client/Server
8 5 (33.33%) Service Design
8 5 (33.33%) Continuous Delivery
8 5 (33.33%) Opscode Chef
8 5 (33.33%) Puppet
8 5 (33.33%) Open Source
9 4 (26.67%) Finance
9 4 (26.67%) Scrum
10 3 (20.00%) SQL Server
10 3 (20.00%) E-Commerce
10 3 (20.00%) Haskell
11 2 (13.33%) Relational Database
11 2 (13.33%) REST
11 2 (13.33%) AngularJS

Apache Cassandra
Top Related 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 6 (40.00%) Apache Spark
2 1 (6.67%) Apache Solr
2 1 (6.67%) Elasticsearch
Applications
1 1 (6.67%) GNU Octave
1 1 (6.67%) MS Excel
Cloud Services
1 2 (13.33%) Amazon AWS
1 2 (13.33%) Microsoft Azure
Database & Business Intelligence
1 10 (66.67%) NoSQL
2 9 (60.00%) MongoDB
3 7 (46.67%) Big Data
4 3 (20.00%) SQL Server
5 2 (13.33%) Hadoop
5 2 (13.33%) HBase
5 2 (13.33%) Relational Database
6 1 (6.67%) CouchDB
6 1 (6.67%) MySQL
6 1 (6.67%) Neo4j
6 1 (6.67%) RavenDB
6 1 (6.67%) RDBMS
6 1 (6.67%) Redis
6 1 (6.67%) Riak
General
1 4 (26.67%) Finance
2 2 (13.33%) Banking
3 1 (6.67%) Multimedia
Job Titles
1 13 (86.67%) Developer
2 12 (80.00%) Java Developer
3 9 (60.00%) Senior Developer
3 9 (60.00%) Senior Java Developer
4 6 (40.00%) Agile Developer
4 6 (40.00%) Agile Java Developer
5 5 (33.33%) Senior Agile Developer
5 5 (33.33%) Senior Agile Java Developer
6 3 (20.00%) AWS Developer
6 3 (20.00%) AWS DevOps
7 2 (13.33%) Senior DevOps
8 1 (6.67%) .NET Developer
8 1 (6.67%) Administrator
8 1 (6.67%) Architect
8 1 (6.67%) ASP.NET Developer
8 1 (6.67%) C# .NET Developer
8 1 (6.67%) C# Developer
8 1 (6.67%) Data Architect
8 1 (6.67%) DBA
8 1 (6.67%) SQL DBA
Libraries, Frameworks & Software Standards
1 6 (40.00%) Spring
2 2 (13.33%) AngularJS
2 2 (13.33%) CSS
2 2 (13.33%) HTML
2 2 (13.33%) HTML5
2 2 (13.33%) REST
3 1 (6.67%) ASP.NET MVC
3 1 (6.67%) CSS3
3 1 (6.67%) D3.js
3 1 (6.67%) Dropwizard
3 1 (6.67%) Entity Framework
3 1 (6.67%) Kafka
3 1 (6.67%) Leaflet
3 1 (6.67%) Node.js
3 1 (6.67%) NumPy
3 1 (6.67%) React
3 1 (6.67%) SciPy
3 1 (6.67%) SOAP
3 1 (6.67%) Twitter Bootstrap
3 1 (6.67%) Web Services
Miscellaneous
1 5 (33.33%) Client/Server
2 1 (6.67%) Analytical Skills
2 1 (6.67%) Clustering
2 1 (6.67%) Data Centre
2 1 (6.67%) Hedge funds
Operating Systems
1 6 (40.00%) Linux
1 6 (40.00%) Unix
2 1 (6.67%) Android
2 1 (6.67%) Apple iOS
2 1 (6.67%) Windows
Processes & Methodologies
1 14 (93.33%) Agile Software Development
2 11 (73.33%) TDD
3 7 (46.67%) Continuous Integration
4 6 (40.00%) BDD
4 6 (40.00%) DevOps
4 6 (40.00%) Mentoring
4 6 (40.00%) Pair Programming
5 5 (33.33%) Continuous Delivery
5 5 (33.33%) OO
5 5 (33.33%) Open Source
5 5 (33.33%) Service Design
6 4 (26.67%) Scrum
7 3 (20.00%) E-Commerce
8 1 (6.67%) Asset Management
8 1 (6.67%) Business Intelligence
8 1 (6.67%) Kanban
8 1 (6.67%) MVC
8 1 (6.67%) Project Management
8 1 (6.67%) Unit Testing
8 1 (6.67%) Web Design
Programming Languages
1 12 (80.00%) Java
2 3 (20.00%) Haskell
3 2 (13.33%) SQL
4 1 (6.67%) C#
4 1 (6.67%) JavaScript
4 1 (6.67%) MATLAB
4 1 (6.67%) Python
4 1 (6.67%) R
Systems Management
1 5 (33.33%) Opscode Chef
1 5 (33.33%) Puppet
Vendors
1 1 (6.67%) Google
1 1 (6.67%) Mapbox
1 1 (6.67%) Microsoft
1 1 (6.67%) Oracle
1 1 (6.67%) SAP
1 1 (6.67%) Teradata