The table below looks at the statistics for Apache Cassandra skills in IT contracts advertised for the 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 23 January 2015 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.

Location
3 months to
23 Jan 2015
Same period 2014 Same period 2013
Apache Cassandra
Rank 261 280 305
Rank change year-on-year
+19 +25
Contract jobs citing Apache Cassandra 134 115 66
As % of all contract IT jobs located in London 0.64% 0.53% 0.34%
As % of the Database & Business Intelligence category 2.80% 2.30% 1.46%
Number of daily rates quoted 118 94 58
Average daily rate
Keep up to 90%
of your Daily Rate
Get a Free Illustration
£500 £500 £475
Average daily rate % change year-on-year
- +5.26%
90% offered a daily rate of more than £375 £425 £350
10% offered a daily rate of more than £633 £650 £525
UK excluding London average daily rate £475 £375 £325
% change year-on-year
+26.66% +15.38%
Number of hourly rates quoted 0 0 0
Average hourly rate - - -
UK excluding London average hourly rate - - -
Apache Cassandra
England

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 London region.

Database & Business Intelligence Category
London
Contract IT job ads with a match in the
Database & Business Intelligence category
4787 5006 4526
As % of all contract IT jobs located in London 22.79% 22.86% 23.52%
Number of daily rates quoted 3399 3478 3146
Average daily rate £445 £430 £425
Average daily rate % change year-on-year
+3.48% +1.17%
90% offered a daily rate of more than £300 £300 £290
10% offered a daily rate of more than £600 £575 £575
UK excluding London average daily rate £363 £340 £335
% change year-on-year
+6.61% +1.49%
Number of hourly rates quoted 23 33 42
Average hourly rate £20.00 £33.35 £27.50
Average hourly rate % change year-on-year
-40.02% +21.25%
90% offered a hourly rate of more than £19.10 £18.00 £18.76
10% offered a hourly rate of more than £44.30 £57.50 £47.50
UK excluding London average hourly rate £34.00 £27.00 £30.00
% change year-on-year
+25.92% -10.00%

Apache Cassandra
Jobs Demand Trend in London

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

Apache Cassandra Jobs Demand Trend in London

Apache Cassandra
Daily Rate Trend in London

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

Apache Cassandra Daily Rate Trend in London

Apache Cassandra
Daily Rate Histogram in London

This chart provides a histogram of daily rates quoted in contract IT jobs citing Apache Cassandra across the London region over the 3 months to 23 January 2015.

Apache Cassandra Daily Rate Histogram in London

Apache Cassandra
Contract Job Locations in London

The table below looks at the demand and provides a guide to the average contractor rates quoted in IT jobs citing Apache Cassandra within the London region over the 3 months to 23 January 2015. 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
(Use links below to see detailed
statistics and historical trends)
Rank Change
on Same Period
Last Year
Matching
Contract
IT Job Ads
Average
Daily Rate
Last 3 Months
Average Daily Rate
% Change
on Same Period
Last Year
Live
Job
Vacancies
City of London +14 29 £475 - 7
Isleworth - - - -
Apache Cassandra
England

Apache Cassandra
Top 30 Related IT Skills in London

For the 6 months to 23 January 2015, IT contractor jobs across the 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.

1 202 (70.38%) NoSQL
2 180 (62.72%) MongoDB
3 153 (53.31%) Java
4 149 (51.92%) Agile Software Development
5 125 (43.55%) Linux
6 114 (39.72%) Hadoop
7 108 (37.63%) Python
8 104 (36.24%) Big Data
9 93 (32.40%) DevOps
9 93 (32.40%) TDD
10 92 (32.06%) Jenkins
11 87 (30.31%) Puppet
12 73 (25.44%) Continuous Integration
13 69 (24.04%) Ruby
14 67 (23.34%) Scala
15 63 (21.95%) Apache Hive
15 63 (21.95%) Open Source
16 62 (21.60%) Opscode Chef
16 62 (21.60%) MySQL
17 60 (20.91%) Apache
18 58 (20.21%) Web Services
18 58 (20.21%) Nagios
19 56 (19.51%) JavaScript
20 53 (18.47%) HBase
21 52 (18.12%) CentOS
22 50 (17.42%) Scrum
23 48 (16.72%) BDD
23 48 (16.72%) Amazon AWS
24 47 (16.38%) Riak
25 44 (15.33%) Hudson

Apache Cassandra
Top Related IT Skills in London by Category

For the 6 months to 23 January 2015, IT contractor jobs across the 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 60 (20.91%) Apache
2 42 (14.63%) Elasticsearch
3 38 (13.24%) Apache Spark
4 37 (12.89%) OpenStack
5 30 (10.45%) Node.js
6 23 (8.01%) Apache Pig
7 19 (6.62%) Tomcat
8 15 (5.23%) nginx
9 13 (4.53%) Cloud Foundry
10 11 (3.83%) Jetty
11 8 (2.79%) Apache Solr
12 6 (2.09%) Oracle Coherence
13 4 (1.39%) Alfresco
14 3 (1.05%) CloudStack
14 3 (1.05%) JBoss
14 3 (1.05%) CMS
15 1 (0.35%) Confluence
15 1 (0.35%) Apache ServiceMix
15 1 (0.35%) TIBCO EMS
15 1 (0.35%) Mule
Cloud Services
1 48 (16.72%) Amazon AWS
2 15 (5.23%) Heroku
3 11 (3.83%) PaaS
3 11 (3.83%) Engine Yard
4 10 (3.48%) GitHub
5 6 (2.09%) Google Cloud Platform
6 5 (1.74%) Google App Engine
6 5 (1.74%) Amazon EC2
6 5 (1.74%) IaaS
7 4 (1.39%) Amazon EMR
8 3 (1.05%) Cloud Computing
8 3 (1.05%) Microsoft Azure
9 2 (0.70%) Amazon S3
10 1 (0.35%) SoftLayer
Communications & Networking
1 17 (5.92%) DNS
2 14 (4.88%) Firewall
3 12 (4.18%) TCP/IP
4 11 (3.83%) VLAN
5 9 (3.14%) Internet
6 6 (2.09%) HTTP
7 5 (1.74%) LAN
7 5 (1.74%) WAN
8 4 (1.39%) AMQP
9 3 (1.05%) SSL
9 3 (1.05%) VPN
10 2 (0.70%) RTP
11 1 (0.35%) Reverse Proxy
11 1 (0.35%) SAN
Database & Business Intelligence
1 202 (70.38%) NoSQL
2 180 (62.72%) MongoDB
3 114 (39.72%) Hadoop
4 104 (36.24%) Big Data
5 63 (21.95%) Apache Hive
6 62 (21.60%) MySQL
7 53 (18.47%) HBase
8 47 (16.38%) Riak
9 37 (12.89%) Redis
10 28 (9.76%) Relational Database
10 28 (9.76%) Couchbase
11 23 (8.01%) Data Warehouse
11 23 (8.01%) CouchDB
12 21 (7.32%) Sqoop
12 21 (7.32%) RDBMS
12 21 (7.32%) SQL Server
13 20 (6.97%) HCatalog
14 19 (6.62%) Mahout
14 19 (6.62%) Oracle Exadata
14 19 (6.62%) MarkLogic
Development Applications
1 92 (32.06%) Jenkins
2 44 (15.33%) Hudson
3 37 (12.89%) Cucumber
4 34 (11.85%) Git (software)
5 27 (9.41%) Maven
6 20 (6.97%) Subversion
6 20 (6.97%) JIRA
7 19 (6.62%) WebDriver
8 15 (5.23%) JUnit
9 12 (4.18%) Mocha
10 11 (3.83%) Jasmine
10 11 (3.83%) Selenium
11 8 (2.79%) Atlassian Bamboo
11 8 (2.79%) JBehave
11 8 (2.79%) TestNG
12 6 (2.09%) SoapUI
13 3 (1.05%) Gradle
13 3 (1.05%) CruiseControl
13 3 (1.05%) Eclipse
13 3 (1.05%) JMeter
General
1 38 (13.24%) Banking
2 13 (4.53%) Finance
3 12 (4.18%) Investment Banking
4 7 (2.44%) Front Office
5 5 (1.74%) Telecoms
6 4 (1.39%) Games
7 3 (1.05%) Marketing
7 3 (1.05%) Publishing
8 2 (0.70%) Retail
9 1 (0.35%) Law
Job Titles
1 125 (43.55%) Developer
2 57 (19.86%) Architect
2 57 (19.86%) Java Developer
3 52 (18.12%) DevOps Engineer
4 35 (12.20%) Senior DevOps Engineer
5 26 (9.06%) Linux DevOps Engineer
6 23 (8.01%) Big Data Developer
7 15 (5.23%) DevOps Architect
7 15 (5.23%) Hadoop Developer
7 15 (5.23%) Data Architect
8 12 (4.18%) Enterprise Architect
9 11 (3.83%) JavaScript Developer
10 10 (3.48%) Senior Developer
11 9 (3.14%) Big Data Architect
12 8 (2.79%) Technical Architect
13 7 (2.44%) Scala Developer
14 6 (2.09%) Platform Engineer
15 5 (1.74%) Front-End Developer
15 5 (1.74%) QA Automation Engineer
15 5 (1.74%) Automation Engineer
Libraries, Frameworks & Software Standards
1 58 (20.21%) Web Services
2 41 (14.29%) REST
3 35 (12.20%) HTML
4 33 (11.50%) CSS
5 32 (11.15%) HTML5
5 32 (11.15%) Backbone.js
6 26 (9.06%) CSS3
7 25 (8.71%) AngularJS
8 21 (7.32%) Ruby on Rails
9 20 (6.97%) Spring
10 18 (6.27%) JSON
11 17 (5.92%) J2EE
12 16 (5.57%) LAMP
12 16 (5.57%) RabbitMQ
13 15 (5.23%) Akka
14 14 (4.88%) jQuery
14 14 (4.88%) Sass
14 14 (4.88%) LESS
14 14 (4.88%) Kafka
14 14 (4.88%) MCollective
Miscellaneous
1 63 (21.95%) Open Source
2 26 (9.06%) Computer Science
3 22 (7.67%) Visualisation
4 16 (5.57%) Clustering
4 16 (5.57%) User Experience
5 13 (4.53%) Device Driver
6 12 (4.18%) Algorithms
7 8 (2.79%) Foreign Exchange (FX)
8 6 (2.09%) Digital Media
9 5 (1.74%) Mobile App
9 5 (1.74%) Derivative
10 4 (1.39%) Mathematics
10 4 (1.39%) Data Structures
10 4 (1.39%) Social Media
11 3 (1.05%) Social Network
11 3 (1.05%) Statistics
12 2 (0.70%) Artificial Intelligence
12 2 (0.70%) Market Risk
12 2 (0.70%) Reference Data
12 2 (0.70%) Internet of Things
Operating Systems
1 125 (43.55%) Linux
2 52 (18.12%) CentOS
3 34 (11.85%) Ubuntu
4 29 (10.10%) UNIX
5 17 (5.92%) Debian
6 12 (4.18%) Windows
7 2 (0.70%) Android
7 2 (0.70%) Windows Server 2008
7 2 (0.70%) CoreOS
7 2 (0.70%) Windows Server 2012
7 2 (0.70%) Apple iOS
7 2 (0.70%) Windows 7
Processes & Methodologies
1 149 (51.92%) Agile Software Development
2 93 (32.40%) DevOps
2 93 (32.40%) TDD
3 73 (25.44%) Continuous Integration
4 50 (17.42%) Scrum
5 48 (16.72%) BDD
6 44 (15.33%) MapReduce
7 42 (14.63%) OO
8 37 (12.89%) Software Engineering
9 35 (12.20%) Kanban
9 35 (12.20%) Analytics
10 30 (10.45%) Load Balancing
11 27 (9.41%) Release Management
12 23 (8.01%) Pair Programming
13 21 (7.32%) Service Delivery
14 18 (6.27%) Mentoring
15 15 (5.23%) Business Intelligence
16 14 (4.88%) E-Commerce
16 14 (4.88%) OOP
16 14 (4.88%) Configuration Management
Programming Languages
1 153 (53.31%) Java
2 108 (37.63%) Python
3 69 (24.04%) Ruby
4 67 (23.34%) Scala
5 56 (19.51%) JavaScript
6 36 (12.54%) Perl
6 36 (12.54%) PHP
7 35 (12.20%) Bash Shell
8 34 (11.85%) SQL
9 19 (6.62%) C#
10 17 (5.92%) Shell Script
11 16 (5.57%) Groovy
12 12 (4.18%) Clojure
13 11 (3.83%) Golang
13 11 (3.83%) Korn
14 6 (2.09%) Haskell
15 5 (1.74%) R
15 5 (1.74%) Erlang
16 4 (1.39%) XPath
17 2 (0.70%) C++
Qualifications
1 26 (9.06%) Degree
2 8 (2.79%) ISEB
3 5 (1.74%) ISTQB
4 4 (1.39%) CISSP
4 4 (1.39%) Cisco Certification
4 4 (1.39%) CCNA
4 4 (1.39%) CISM
4 4 (1.39%) JNCIA
4 4 (1.39%) CCSA
5 3 (1.05%) ISTQB Foundation Certification
6 1 (0.35%) PhD
Quality Assurance & Compliance
1 29 (10.10%) QA
2 1 (0.35%) COBIT
System Software
1 30 (10.45%) Apache ZooKeeper
2 29 (10.10%) HDFS
3 28 (9.76%) vCloud
4 19 (6.62%) Apache Flume
5 7 (2.44%) Docker
5 7 (2.44%) Oracle RAC
5 7 (2.44%) VMware Infrastructure
6 5 (1.74%) vSphere
7 2 (0.70%) Active Directory
7 2 (0.70%) Terminal Services
7 2 (0.70%) XenApp
7 2 (0.70%) XenDesktop
8 1 (0.35%) GridGain
8 1 (0.35%) KVM
Systems Management
1 87 (30.31%) Puppet
2 62 (21.60%) Opscode Chef
3 58 (20.21%) Nagios
4 41 (14.29%) ZABBIX
5 30 (10.45%) Ansible
6 25 (8.71%) Oozie
7 21 (7.32%) Salt
7 21 (7.32%) Graphite
8 19 (6.62%) Ambari
9 18 (6.27%) Zenoss
9 18 (6.27%) Kibana
10 17 (5.92%) Graylog2
10 17 (5.92%) Cacti
11 14 (4.88%) Cobbler
12 12 (4.18%) collectd
13 10 (3.48%) Hadoop YARN
14 5 (1.74%) HAProxy
15 4 (1.39%) Opsview
16 3 (1.05%) Mesos
17 1 (0.35%) logstash
Vendors
1 38 (13.24%) Oracle
2 32 (11.15%) Red Hat
3 25 (8.71%) VMware
4 23 (8.01%) Rackspace
5 22 (7.67%) Hortonworks
6 21 (7.32%) Splunk
6 21 (7.32%) Netezza
7 20 (6.97%) MapR
8 19 (6.62%) Teradata
9 18 (6.27%) Perforce
10 12 (4.18%) Sybase
11 11 (3.83%) Zend
12 5 (1.74%) Google
12 5 (1.74%) Cisco
12 5 (1.74%) Microsoft
12 5 (1.74%) Intel
13 4 (1.39%) Akamai
14 3 (1.05%) Facebook
14 3 (1.05%) Tableau
14 3 (1.05%) Cloudera
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Rate: £400 - 650 per day
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