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 27 April 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
27 Apr 2015
Same period 2014 Same period 2013
Apache Cassandra
Rank 315 259 324
Rank change year-on-year
-56 +65
Contract jobs citing Apache Cassandra 99 145 61
As % of all contract IT jobs located in London 0.44% 0.62% 0.28%
As % of the Database & Business Intelligence category 1.88% 2.74% 1.29%
Number of daily rates quoted 77 114 52
Average daily rate
Keep up to 90%
of your Daily Rate
Get a Free Illustration
£513 £525 £500
Average daily rate % change year-on-year
-2.38% +5.00%
90% offered a daily rate of more than £390 £408 £341
10% offered a daily rate of more than £632 £679 £575
UK excluding London average daily rate £600 £550 £400
% change year-on-year
+9.09% +37.50%
Number of hourly rates quoted 1 0 0
Average hourly rate £92.50 - -
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
5267 5298 4730
As % of all contract IT jobs located in London 23.58% 22.72% 21.86%
Number of daily rates quoted 3683 3740 3309
Average daily rate £450 £425 £438
Average daily rate % change year-on-year
+5.88% -2.85%
90% offered a daily rate of more than £313 £300 £300
10% offered a daily rate of more than £600 £575 £575
UK excluding London average daily rate £375 £350 £334
% change year-on-year
+7.14% +4.79%
Number of hourly rates quoted 35 25 28
Average hourly rate £27.32 £32.00 £22.85
Average hourly rate % change year-on-year
-14.64% +40.04%
90% offered a hourly rate of more than £11.50 £22.50 £17.30
10% offered a hourly rate of more than £72.50 £62.50 £52.50
UK excluding London average hourly rate £32.50 £35.00 £28.00
% change year-on-year
-7.14% +25.00%

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 27 April 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 27 April 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 -3 22 £500 +5.26% 16
Apache Cassandra
England

Apache Cassandra
Top 30 Related IT Skills in London

For the 6 months to 27 April 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.

1 170 (73.28%) NoSQL
2 147 (63.36%) MongoDB
3 126 (54.31%) Agile Software Development
4 112 (48.28%) Java
5 89 (38.36%) Hadoop
6 82 (35.34%) Linux
7 81 (34.91%) Big Data
8 77 (33.19%) DevOps
8 77 (33.19%) TDD
9 75 (32.33%) Python
10 71 (30.60%) Scala
11 69 (29.74%) Amazon AWS
11 69 (29.74%) MySQL
12 67 (28.88%) Ruby
13 64 (27.59%) Puppet
14 62 (26.72%) Jenkins
15 54 (23.28%) Apache Hive
16 52 (22.41%) Scrum
16 52 (22.41%) Web Services
17 47 (20.26%) Continuous Integration
18 46 (19.83%) CentOS
18 46 (19.83%) HTML
19 45 (19.40%) Apache Spark
20 43 (18.53%) REST
20 43 (18.53%) Apache
21 42 (18.10%) CSS
21 42 (18.10%) Oracle
22 41 (17.67%) Nagios
22 41 (17.67%) HBase
23 39 (16.81%) MapReduce

Apache Cassandra
Top Related IT Skills in London by Category

For the 6 months to 27 April 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 45 (19.40%) Apache Spark
2 43 (18.53%) Apache
3 32 (13.79%) OpenStack
3 32 (13.79%) Elasticsearch
4 23 (9.91%) Node.js
5 20 (8.62%) Apache Pig
6 17 (7.33%) Cloud Foundry
7 14 (6.03%) nginx
8 11 (4.74%) Tomcat
9 9 (3.88%) Jetty
10 6 (2.59%) Apache Solr
11 4 (1.72%) Alfresco
12 3 (1.29%) CMS
12 3 (1.29%) Oracle Coherence
13 2 (0.86%) CloudStack
14 1 (0.43%) Confluence
14 1 (0.43%) Apache ServiceMix
14 1 (0.43%) Mule
14 1 (0.43%) SAS
14 1 (0.43%) WebLogic
Applications
1 2 (0.86%) SPSS
2 1 (0.43%) Weka
Cloud Services
1 69 (29.74%) Amazon AWS
2 18 (7.76%) Heroku
3 15 (6.47%) Engine Yard
4 11 (4.74%) PaaS
5 7 (3.02%) Microsoft Azure
6 6 (2.59%) GitHub
7 5 (2.16%) Amazon EMR
8 4 (1.72%) Amazon EC2
8 4 (1.72%) Google Cloud Platform
9 3 (1.29%) Google App Engine
10 2 (0.86%) Cloud Computing
10 2 (0.86%) SaaS
11 1 (0.43%) SoftLayer
Communications & Networking
1 22 (9.48%) TCP/IP
1 22 (9.48%) Firewall
2 21 (9.05%) DNS
3 19 (8.19%) VLAN
4 11 (4.74%) Internet
5 9 (3.88%) HTTP
6 8 (3.45%) AMQP
7 6 (2.59%) SSL
8 4 (1.72%) VPN
9 2 (0.86%) LAN
9 2 (0.86%) WAN
10 1 (0.43%) RTP
10 1 (0.43%) Reverse Proxy
Database & Business Intelligence
1 170 (73.28%) NoSQL
2 147 (63.36%) MongoDB
3 89 (38.36%) Hadoop
4 81 (34.91%) Big Data
5 69 (29.74%) MySQL
6 54 (23.28%) Apache Hive
7 41 (17.67%) HBase
8 29 (12.50%) Relational Database
9 28 (12.07%) RDBMS
10 24 (10.34%) Redis
11 23 (9.91%) PostgreSQL
12 21 (9.05%) CouchDB
13 16 (6.90%) Riak
14 12 (5.17%) Data Warehouse
15 11 (4.74%) OrientDB
16 10 (4.31%) SQL Server
16 10 (4.31%) DataStax
17 9 (3.88%) Sqoop
18 7 (3.02%) Couchbase
19 5 (2.16%) Mahout
Development Applications
1 62 (26.72%) Jenkins
2 27 (11.64%) Subversion
3 23 (9.91%) Git (software)
4 18 (7.76%) Maven
5 16 (6.90%) Hudson
6 15 (6.47%) JIRA
7 14 (6.03%) Cucumber
8 12 (5.17%) Jasmine
8 12 (5.17%) JUnit
8 12 (5.17%) WebDriver
9 11 (4.74%) Mocha
10 7 (3.02%) Selenium
11 5 (2.16%) TestNG
11 5 (2.16%) JBehave
11 5 (2.16%) Atlassian Bamboo
12 4 (1.72%) Gradle
13 3 (1.29%) SoapUI
13 3 (1.29%) Mockito
14 2 (0.86%) MSI
14 2 (0.86%) JMeter
General
1 21 (9.05%) Banking
2 19 (8.19%) Finance
3 5 (2.16%) Front Office
3 5 (2.16%) Retail
4 4 (1.72%) Investment Banking
4 4 (1.72%) Games
5 2 (0.86%) Marketing
5 2 (0.86%) Back Office
5 2 (0.86%) Telecoms
6 1 (0.43%) Legal
6 1 (0.43%) Publishing
6 1 (0.43%) German Language
Job Titles
1 92 (39.66%) Developer
2 43 (18.53%) Architect
3 42 (18.10%) Java Developer
4 40 (17.24%) DevOps Engineer
5 29 (12.50%) Senior DevOps Engineer
6 18 (7.76%) Linux DevOps Engineer
6 18 (7.76%) Hadoop Developer
7 16 (6.90%) Big Data Developer
8 15 (6.47%) Technical Architect
9 13 (5.60%) Data Architect
10 10 (4.31%) Big Data Architect
11 9 (3.88%) Senior Developer
12 8 (3.45%) DevOps Architect
12 8 (3.45%) Scala Developer
13 6 (2.59%) Digital Architect
13 6 (2.59%) DBA
14 5 (2.16%) Solutions Architect
14 5 (2.16%) Software Engineer
14 5 (2.16%) Ruby Developer
14 5 (2.16%) Digital Technical Architect
Libraries, Frameworks & Software Standards
1 52 (22.41%) Web Services
2 46 (19.83%) HTML
3 43 (18.53%) REST
4 42 (18.10%) CSS
5 38 (16.38%) HTML5
6 34 (14.66%) CSS3
7 31 (13.36%) Ruby on Rails
8 23 (9.91%) Ajax
8 23 (9.91%) MCollective
9 22 (9.48%) Kafka
9 22 (9.48%) RESTful
9 22 (9.48%) JSON
10 21 (9.05%) Django
11 20 (8.62%) Play Framework
12 19 (8.19%) AngularJS
13 17 (7.33%) jQuery
14 16 (6.90%) J2EE
14 16 (6.90%) Akka
15 14 (6.03%) Cascading
15 14 (6.03%) Spring
Miscellaneous
1 34 (14.66%) Open Source
2 22 (9.48%) Clustering
3 21 (9.05%) Device Driver
4 17 (7.33%) User Experience
5 14 (6.03%) Computer Science
6 12 (5.17%) Algorithms
7 9 (3.88%) Hybrid Cloud
8 8 (3.45%) Internet of Things
8 8 (3.45%) Mobile App
9 6 (2.59%) Data Structures
10 5 (2.16%) Visualisation
11 4 (1.72%) Digital Media
11 4 (1.72%) Enterprise Software
11 4 (1.72%) Social Media
11 4 (1.72%) Derivative
12 3 (1.29%) Management Information System
12 3 (1.29%) Mathematics
12 3 (1.29%) Analytical Skills
13 2 (0.86%) Public Cloud
13 2 (0.86%) Social Gaming
Operating Systems
1 82 (35.34%) Linux
2 46 (19.83%) CentOS
3 34 (14.66%) Ubuntu
4 16 (6.90%) UNIX
5 10 (4.31%) Windows
5 10 (4.31%) Debian
6 4 (1.72%) Android
7 3 (1.29%) Apple iOS
8 2 (0.86%) Windows Server 2012
8 2 (0.86%) CoreOS
8 2 (0.86%) Windows 7
8 2 (0.86%) Windows Server 2008
9 1 (0.43%) Red Hat Enterprise Linux
Processes & Methodologies
1 126 (54.31%) Agile Software Development
2 77 (33.19%) TDD
2 77 (33.19%) DevOps
3 52 (22.41%) Scrum
4 47 (20.26%) Continuous Integration
5 39 (16.81%) MapReduce
6 36 (15.52%) BDD
7 30 (12.93%) Kanban
7 30 (12.93%) Load Balancing
8 28 (12.07%) Mentoring
9 25 (10.78%) Analytics
10 24 (10.34%) Release Management
11 21 (9.05%) OO
12 20 (8.62%) OOP
12 20 (8.62%) Configuration Management
13 16 (6.90%) Software Engineering
14 14 (6.03%) Pair Programming
15 13 (5.60%) ETL
15 13 (5.60%) Microservices
16 12 (5.17%) Service Delivery
Programming Languages
1 112 (48.28%) Java
2 75 (32.33%) Python
3 71 (30.60%) Scala
4 67 (28.88%) Ruby
5 37 (15.95%) JavaScript
6 36 (15.52%) Perl
6 36 (15.52%) Bash Shell
7 31 (13.36%) SQL
8 24 (10.34%) Shell Script
9 19 (8.19%) Korn
10 14 (6.03%) PHP
11 12 (5.17%) C#
12 10 (4.31%) Groovy
13 7 (3.02%) Go
13 7 (3.02%) Haskell
14 6 (2.59%) Clojure
14 6 (2.59%) R
15 4 (1.72%) XPath
16 3 (1.29%) Objective-C
16 3 (1.29%) T-SQL
Qualifications
1 9 (3.88%) Degree
2 5 (2.16%) ISEB
3 3 (1.29%) ISTQB
4 1 (0.43%) PhD
4 1 (0.43%) SC Cleared
4 1 (0.43%) Security Cleared
4 1 (0.43%) ISTQB Foundation Certification
Quality Assurance & Compliance
1 26 (11.21%) QA
System Software
1 17 (7.33%) vCloud
1 17 (7.33%) HDFS
2 14 (6.03%) Apache Flume
3 13 (5.60%) Apache ZooKeeper
4 7 (3.02%) Docker
5 6 (2.59%) VMware Infrastructure
6 3 (1.29%) Oracle RAC
6 3 (1.29%) vSphere
7 2 (0.86%) XenApp
7 2 (0.86%) XenDesktop
7 2 (0.86%) Active Directory
7 2 (0.86%) Terminal Services
8 1 (0.43%) Squid
8 1 (0.43%) GridGain
8 1 (0.43%) iptables
Systems Management
1 64 (27.59%) Puppet
2 41 (17.67%) Nagios
3 31 (13.36%) Opscode Chef
4 29 (12.50%) Ansible
5 24 (10.34%) ZABBIX
6 23 (9.91%) Cobbler
7 15 (6.47%) collectd
8 13 (5.60%) Oozie
8 13 (5.60%) Salt
9 11 (4.74%) Hadoop YARN
9 11 (4.74%) Graphite
10 10 (4.31%) Kibana
10 10 (4.31%) Cacti
11 9 (3.88%) Zenoss
11 9 (3.88%) Graylog
12 5 (2.16%) HAProxy
13 3 (1.29%) Ambari
13 3 (1.29%) Opsview
13 3 (1.29%) Mesos
14 2 (0.86%) logstash
Vendors
1 42 (18.10%) Oracle
2 35 (15.09%) Red Hat
3 32 (13.79%) VMware
4 20 (8.62%) Splunk
5 15 (6.47%) Rackspace
6 9 (3.88%) Perforce
7 6 (2.59%) Hortonworks
7 6 (2.59%) Akamai
8 5 (2.16%) Cloudera
8 5 (2.16%) Tableau
9 4 (1.72%) Netezza
9 4 (1.72%) MapR
9 4 (1.72%) TIBCO
9 4 (1.72%) Teradata
9 4 (1.72%) Sybase
9 4 (1.72%) Microsoft
10 3 (1.29%) Intel
10 3 (1.29%) Google
10 3 (1.29%) Informatica
10 3 (1.29%) Zend
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Rate: £350 - £450 per day + Benefits
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