The following table provides summary statistics for contract job vacancies advertised in Reading 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 27 April 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
Berkshire / Reading
3 months to
27 Apr 2017
Same period 2016 Same period 2015
Rank 53 81 68
Rank change year-on-year +28 -13  
Contract jobs citing Apache Cassandra 6 1 6
As % of all contract IT jobs advertised in Reading 0.90% 0.097% 0.60%
As % of the Database & Business Intelligence category 5.22% 0.57% 3.41%
Number of daily rates quoted 6 1 1
Median daily rate £525 £475 £330
Median daily rate % change year-on-year +10.52% +43.93%  
UK excluding London median daily rate £475 £475 £600
% change year-on-year - -20.83%  
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 Reading with a requirement for database and business intelligence skills.

Contract Database & Business Intelligence Skills
Reading
Contract job vacancies with a requirement for database and business intelligence skills 115 175 176
As % of all contract IT job vacancies advertised in Reading 17.24% 16.94% 17.51%
Number of daily rates quoted 66 118 116
Median daily rate £400 £425 £403
Median daily rate % change year-on-year -5.88% +5.59%  
90% offered a daily rate of more than £300 £321 £300
10% offered a daily rate of more than £550 £500 £518
UK excluding London median daily rate £400 £388 £375
% change year-on-year +3.22% +3.33%  
Number of hourly rates quoted 15 2 0
Median hourly rate £9.50 £9.56 -
Median hourly rate % change year-on-year -0.65% -  
UK excluding London median hourly rate £31.25 £32.50 £32.50
% change year-on-year -3.84% -  

Apache Cassandra
Job Vacancy Trend in Reading

The job posting trend of jobs advertised in Reading 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 Reading

Apache Cassandra
Contractor Daily Rate Trend in Reading

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

Contractor daily rate trend for Apache Cassandra in Reading

Apache Cassandra
Contractor Daily Rate Histogram in Reading

The daily rate distribution of IT jobs citing Apache Cassandra in Reading over the 3 months to 27 April 2017.

Contractor daily rate histogram for Apache Cassandra in Reading

For the 6 months to 27 April 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 Reading region with a requirement for Apache Cassandra.

1 6 (100.00%) Java
2 5 (83.33%) SOAP
2 5 (83.33%) Linux
2 5 (83.33%) Python
2 5 (83.33%) Microsoft Azure
2 5 (83.33%) Amazon AWS
3 4 (66.67%) JSON
3 4 (66.67%) Load Balancing
3 4 (66.67%) Use Case
3 4 (66.67%) Node.js
3 4 (66.67%) REST
3 4 (66.67%) nginx
3 4 (66.67%) User Stories
3 4 (66.67%) Enterprise Software
3 4 (66.67%) OAuth2
3 4 (66.67%) Apigee
3 4 (66.67%) Linux Command Line
3 4 (66.67%) Amazon EC2
3 4 (66.67%) Firewall
3 4 (66.67%) Microsoft
3 4 (66.67%) SAML
3 4 (66.67%) Scrum
3 4 (66.67%) Agile Software Development
3 4 (66.67%) SOA
3 4 (66.67%) DNS
3 4 (66.67%) XML
3 4 (66.67%) XSLT
3 4 (66.67%) JavaScript
3 4 (66.67%) .NET
3 4 (66.67%) J2EE

Apache Cassandra
Co-occurring IT Skills in Reading 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 4 (66.67%) nginx
2 1 (16.67%) Apache Spark
Cloud Services
1 5 (83.33%) Amazon AWS
1 5 (83.33%) Microsoft Azure
2 4 (66.67%) Amazon EC2
3 1 (16.67%) Cloud Computing
Communications & Networking
1 4 (66.67%) DNS
1 4 (66.67%) Firewall
2 1 (16.67%) HTTP
2 1 (16.67%) Network Security
2 1 (16.67%) SMPP
Database & Business Intelligence
1 1 (16.67%) Apache Hive
1 1 (16.67%) Big Data
1 1 (16.67%) Data Warehouse
1 1 (16.67%) DataStax
1 1 (16.67%) Hadoop
1 1 (16.67%) HBase
1 1 (16.67%) MongoDB
1 1 (16.67%) Relational Database
Development Applications
1 1 (16.67%) Maven
General
1 3 (50.00%) Finance
2 2 (33.33%) Telecoms
Job Titles
1 5 (83.33%) Developer
2 3 (50.00%) Lead Developer
3 1 (16.67%) Architect
3 1 (16.67%) Big Data Architect
3 1 (16.67%) Chief Architect
3 1 (16.67%) Chief Data Architect
3 1 (16.67%) Data Architect
3 1 (16.67%) Hadoop Architect
3 1 (16.67%) Java Developer
Libraries, Frameworks & Software Standards
1 5 (83.33%) SOAP
2 4 (66.67%) .NET
2 4 (66.67%) J2EE
2 4 (66.67%) JSON
2 4 (66.67%) Node.js
2 4 (66.67%) OAuth2
2 4 (66.67%) REST
2 4 (66.67%) SAML
2 4 (66.67%) XML
2 4 (66.67%) XSLT
3 1 (16.67%) .NET Framework
3 1 (16.67%) Middleware
Miscellaneous
1 4 (66.67%) Enterprise Software
1 4 (66.67%) Linux Command Line
2 1 (16.67%) Greenfield Project
Operating Systems
1 5 (83.33%) Linux
2 1 (16.67%) Unix
2 1 (16.67%) Windows
Processes & Methodologies
1 4 (66.67%) Agile Software Development
1 4 (66.67%) Load Balancing
1 4 (66.67%) Scrum
1 4 (66.67%) SOA
1 4 (66.67%) Use Case
1 4 (66.67%) User Stories
2 1 (16.67%) API Development
2 1 (16.67%) Business Intelligence
2 1 (16.67%) Change Control
2 1 (16.67%) Concurrent Programming
2 1 (16.67%) Continuous Integration
2 1 (16.67%) Data Architecture
2 1 (16.67%) Data Modelling
2 1 (16.67%) DevOps
2 1 (16.67%) Digital Transformation Programme
2 1 (16.67%) High Availability
2 1 (16.67%) MapReduce
2 1 (16.67%) OO
2 1 (16.67%) OOA/OOD
2 1 (16.67%) TDD
Programming Languages
1 6 (100.00%) Java
2 5 (83.33%) Python
3 4 (66.67%) JavaScript
4 1 (16.67%) PHP
4 1 (16.67%) Ruby
4 1 (16.67%) Scala
Vendors
1 4 (66.67%) Apigee
1 4 (66.67%) Microsoft