The table below looks at the statistics for Apache Cassandra skills in IT contracts advertised for the City of London region. Included is a guide to the average contractor rates offered in IT contracts that have cited Apache Cassandra over the 3 months to 28 April 2016 with a comparison to the same period in the previous 2 years.

Note that daily contractor rates and hourly contractor rates are treated separately. When calculating average contractor rates, daily rates are not derived from quoted hourly rates or vice versa.

3 months to
28 Apr 2016
Same period 2015 Same period 2014
Apache Cassandra
Rank 91 180 179
Rank change year-on-year
+89 -1
Contract jobs citing Apache Cassandra 73 22 33
As % of all contract IT jobs located in the City of London 2.11% 0.40% 0.53%
As % of the Database & Business Intelligence category 8.34% 1.58% 2.33%
Number of daily rates quoted 71 20 29
Average daily rate £525 £500 £475
Average daily rate % change year-on-year
+5.00% +5.26%
90% offered a daily rate of more than £500 £373 £420
10% offered a daily rate of more than £563 £582 £655
UK excluding London average daily rate £500 £600 £550
% change year-on-year
-16.66% +9.09%
Number of hourly rates quoted 0 1 0
Average hourly rate - £92.50 -
UK excluding London average hourly rate - - -
Apache Cassandra
London

The following table is for comparison with the above and provides statistics for the entire Database & Business Intelligence category in contract jobs advertised in the City of London region.

Database & Business Intelligence Category
City of London
Contract IT job ads with a match in the
Database & Business Intelligence category
875 1390 1418
As % of all contract IT jobs located in the City of London 25.24% 25.54% 22.83%
Number of daily rates quoted 716 1096 1041
Average daily rate £490 £450 £425
Average daily rate % change year-on-year
+8.88% +5.88%
90% offered a daily rate of more than £350 £325 £300
10% offered a daily rate of more than £600 £600 £575
UK excluding London average daily rate £388 £375 £350
% change year-on-year
+3.33% +7.14%
Number of hourly rates quoted 8 7 9
Average hourly rate £19.00 £45.00 £27.50
Average hourly rate % change year-on-year
-57.77% +63.63%
UK excluding London average hourly rate £32.75 £32.30 £35.00
% change year-on-year
+1.39% -7.71%

Apache Cassandra
Jobs Demand Trend in the City of London

This chart provides a 3-month moving total of IT contractor jobs citing Apache Cassandra across the City of London region as a proportion of the total demand within the Database & Business Intelligence category.

Apache Cassandra Jobs Demand Trend in the City of London

Apache Cassandra
Daily Rate Trend in the City of London

This chart provides the 3-month moving average for daily rates quoted in IT contract jobs citing Apache Cassandra across the City of London region.

Apache Cassandra Daily Rate Trend in the City of London

Apache Cassandra
Daily Rate Histogram in the City of London

This chart provides a histogram of daily rates quoted in contract IT jobs citing Apache Cassandra across the City of London region over the 3 months to 28 April 2016.

Apache Cassandra Daily Rate Histogram in the City of London

Apache Cassandra
Top 30 Related IT Skills in the City of London

For the 6 months to 28 April 2016, IT contractor jobs across the City of London region citing Apache Cassandra also mentioned the following IT skills in order of popularity. The figures indicate the number of jobs and their proportion against the total number of contract IT job ads sampled that cited Apache Cassandra.

1 126 (85.71%) Java
2 119 (80.95%) TDD
3 110 (74.83%) Agile Software Development
4 94 (63.95%) Finance
5 90 (61.22%) NoSQL
6 79 (53.74%) Pair Programming
7 69 (46.94%) Scrum
8 67 (45.58%) REST
9 61 (41.50%) SDLC
10 58 (39.46%) Banking
11 52 (35.37%) BDD
12 47 (31.97%) MongoDB
13 40 (27.21%) Linux
14 39 (26.53%) Web Services
15 36 (24.49%) Amazon AWS
16 31 (21.09%) Scala
17 25 (17.01%) Big Data
17 25 (17.01%) Kafka
18 22 (14.97%) JavaScript
18 22 (14.97%) Apache Spark
19 21 (14.29%) Software Engineering
19 21 (14.29%) Hadoop
20 19 (12.93%) Ruby
20 19 (12.93%) DevOps
21 18 (12.24%) Akka
21 18 (12.24%) RabbitMQ
22 17 (11.56%) Continuous Integration
22 17 (11.56%) Unix
23 15 (10.20%) HBase
24 13 (8.84%) Node.js

Apache Cassandra
Top Related IT Skills in the City of London by Category

For the 6 months to 28 April 2016, IT contractor jobs across the City of London region citing Apache Cassandra also mentioned the following IT skills grouped by category. The figures indicate the number of jobs and their proportion against the total number of contract IT job ads sampled that cited Apache Cassandra. Up to 20 skills are shown per category.

Application Platforms
1 22 (14.97%) Apache Spark
2 13 (8.84%) Node.js
3 12 (8.16%) OpenStack
4 10 (6.80%) Cloud Foundry
5 6 (4.08%) Elasticsearch
6 5 (3.40%) Jetty
7 3 (2.04%) Tomcat
8 2 (1.36%) Apache Pig
8 2 (1.36%) JBoss
9 1 (0.68%) Apache
9 1 (0.68%) GemFire
9 1 (0.68%) Lightstreamer
9 1 (0.68%) Oracle Coherence
Cloud Services
1 36 (24.49%) Amazon AWS
2 11 (7.48%) PaaS
3 10 (6.80%) Heroku
3 10 (6.80%) Microsoft Azure
4 5 (3.40%) AWS CloudFormation
5 3 (2.04%) Amazon EMR
5 3 (2.04%) Cloud Computing
5 3 (2.04%) GitHub
6 2 (1.36%) Amazon EC2
7 1 (0.68%) Amazon Glacier
7 1 (0.68%) Amazon S3
7 1 (0.68%) Google App Engine
7 1 (0.68%) Google Cloud Platform
7 1 (0.68%) Virtual Private Cloud
Communications & Networking
1 7 (4.76%) HTTP
2 2 (1.36%) HTTPS
2 2 (1.36%) Internet
2 2 (1.36%) Network Security
2 2 (1.36%) SAN
Database & Business Intelligence
1 90 (61.22%) NoSQL
2 47 (31.97%) MongoDB
3 25 (17.01%) Big Data
4 21 (14.29%) Hadoop
5 15 (10.20%) HBase
6 12 (8.16%) Redis
7 11 (7.48%) Relational Database
8 9 (6.12%) SQL Server
9 8 (5.44%) Apache Hive
9 8 (5.44%) Neo4j
10 6 (4.08%) PostgreSQL
11 5 (3.40%) MySQL
12 4 (2.72%) Data Warehouse
12 4 (2.72%) KNIME
12 4 (2.72%) Oracle Database
13 3 (2.04%) DB2
13 3 (2.04%) RDBMS
14 2 (1.36%) Datomic
14 2 (1.36%) Oracle Database 10g
14 2 (1.36%) Oracle Database 11g
Development Applications
1 11 (7.48%) Git (software)
2 10 (6.80%) Jenkins
3 9 (6.12%) Jasmine
4 7 (4.76%) IntelliJ
4 7 (4.76%) Subversion
5 6 (4.08%) Gradle
5 6 (4.08%) JIRA
6 5 (3.40%) Cucumber
6 5 (3.40%) Maven
7 4 (2.72%) GitLab
7 4 (2.72%) JUnit
8 3 (2.04%) Mockito
8 3 (2.04%) Selenium
8 3 (2.04%) WebDriver
9 2 (1.36%) Hudson
9 2 (1.36%) MSBuild
9 2 (1.36%) NUnit
9 2 (1.36%) Team Foundation Server
9 2 (1.36%) Visual Studio
10 1 (0.68%) JMeter
General
1 94 (63.95%) Finance
2 58 (39.46%) Banking
3 5 (3.40%) Publishing
4 3 (2.04%) Marketing
5 2 (1.36%) Law
6 1 (0.68%) Games
Job Titles
1 116 (78.91%) Developer
2 98 (66.67%) Java Developer
3 61 (41.50%) Agile Developer
3 61 (41.50%) Agile Java Developer
4 18 (12.24%) Scala Developer
5 12 (8.16%) DevOps Engineer
6 8 (5.44%) Cloud Engineer
6 8 (5.44%) Java Engineer
7 7 (4.76%) AWS Developer
7 7 (4.76%) Big Data Developer
7 7 (4.76%) Cassandra Developer
7 7 (4.76%) Data Engineer
7 7 (4.76%) Java Scala Developer
8 5 (3.40%) Apache Spark Developer
9 4 (2.72%) Administrator
9 4 (2.72%) Data Scientist
9 4 (2.72%) Software Engineer
9 4 (2.72%) Systems Administrator
10 3 (2.04%) Architect
10 3 (2.04%) Senior Developer
Libraries, Frameworks & Software Standards
1 67 (45.58%) REST
2 39 (26.53%) Web Services
3 25 (17.01%) Kafka
4 18 (12.24%) Akka
4 18 (12.24%) RabbitMQ
5 13 (8.84%) Spring
6 12 (8.16%) Ajax
6 12 (8.16%) Play Framework
7 10 (6.80%) jQuery
8 9 (6.12%) Hibernate
8 9 (6.12%) HTML
8 9 (6.12%) XML
9 8 (5.44%) CSS
9 8 (5.44%) JSON
9 8 (5.44%) SOAP
10 6 (4.08%) RESTful
10 6 (4.08%) spray
11 5 (3.40%) AngularJS
11 5 (3.40%) J2EE
12 4 (2.72%) HTML5
Miscellaneous
1 3 (2.04%) Clustering
1 3 (2.04%) Hedge funds
1 3 (2.04%) Mobile App
2 2 (1.36%) Algorithms
2 2 (1.36%) Analytical Skills
2 2 (1.36%) Data Structures
2 2 (1.36%) Enterprise Software
2 2 (1.36%) Life Science
2 2 (1.36%) Social Network
3 1 (0.68%) Computer Science
3 1 (0.68%) Management Information System
3 1 (0.68%) RIA
3 1 (0.68%) Social Media
3 1 (0.68%) User Experience
3 1 (0.68%) Visualisation
Operating Systems
1 40 (27.21%) Linux
2 17 (11.56%) Unix
3 5 (3.40%) Windows
4 4 (2.72%) Android
4 4 (2.72%) Apple iOS
4 4 (2.72%) Mac OS X
5 2 (1.36%) CentOS
5 2 (1.36%) VyOS
6 1 (0.68%) Debian
Processes & Methodologies
1 119 (80.95%) TDD
2 110 (74.83%) Agile Software Development
3 79 (53.74%) Pair Programming
4 69 (46.94%) Scrum
5 61 (41.50%) SDLC
6 52 (35.37%) BDD
7 21 (14.29%) Software Engineering
8 19 (12.93%) DevOps
9 17 (11.56%) Continuous Integration
10 13 (8.84%) Continuous Delivery
11 12 (8.16%) Mentoring
12 11 (7.48%) Kanban
13 9 (6.12%) Configuration Management
14 8 (5.44%) Open Source
15 7 (4.76%) Microservices
16 5 (3.40%) Automated Testing
16 5 (3.40%) Multithreading
16 5 (3.40%) OO
16 5 (3.40%) Web Development
17 4 (2.72%) Web Design
Programming Languages
1 126 (85.71%) Java
2 31 (21.09%) Scala
3 22 (14.97%) JavaScript
4 19 (12.93%) Ruby
5 12 (8.16%) Go
5 12 (8.16%) Python
6 6 (4.08%) SQL
7 5 (3.40%) Bash Shell
7 5 (3.40%) R
8 4 (2.72%) C#
8 4 (2.72%) PHP
9 3 (2.04%) PowerShell
9 3 (2.04%) XAML
10 2 (1.36%) C++
10 2 (1.36%) Clojure
10 2 (1.36%) Erlang
10 2 (1.36%) PL/SQL
10 2 (1.36%) Shell Script
11 1 (0.68%) Groovy
11 1 (0.68%) Haskell
Qualifications
1 1 (0.68%) DV Cleared
1 1 (0.68%) Security Cleared
Quality Assurance & Compliance
1 9 (6.12%) QA
2 2 (1.36%) SLA
System Software
1 10 (6.80%) Docker
1 10 (6.80%) vSphere
2 3 (2.04%) Apache Flume
2 3 (2.04%) VMware Infrastructure
3 2 (1.36%) HDFS
3 2 (1.36%) NFS
4 1 (0.68%) Apache ZooKeeper
4 1 (0.68%) Hyper-V
4 1 (0.68%) KVM
4 1 (0.68%) VMware ESX
Systems Management
1 8 (5.44%) Opscode Chef
2 7 (4.76%) Puppet
3 3 (2.04%) Ansible
4 2 (1.36%) Mesos
4 2 (1.36%) Oozie
Vendors
1 10 (6.80%) Oracle
2 5 (3.40%) Cloudera
2 5 (3.40%) VMware
3 4 (2.72%) RapidMiner
4 3 (2.04%) Cisco
4 3 (2.04%) Google
4 3 (2.04%) Vyatta
5 2 (1.36%) 3PAR
5 2 (1.36%) Brocade
5 2 (1.36%) Microsoft
5 2 (1.36%) New Relic
5 2 (1.36%) Red Hat
5 2 (1.36%) Sybase
6 1 (0.68%) DataSynapse
6 1 (0.68%) Facebook
6 1 (0.68%) MapR
6 1 (0.68%) SOASTA, Inc
6 1 (0.68%) Splunk
6 1 (0.68%) Tableau
6 1 (0.68%) TIBCO
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