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 22 August 2014 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
22 Aug 2014
Same period 2013 Same period 2012
Apache Cassandra
Rank 252 295 351
Rank change year-on-year
+43 +56
Contract jobs citing Apache Cassandra 168 132 65
As % of all contract IT jobs located in London 0.69% 0.52% 0.25%
As % of the Database & Business Intelligence category 3.05% 2.31% 1.19%
Number of daily rates quoted 138 116 53
Average daily rate
Keep up to 90%
of your Daily Rate
Get a Free Illustration
£509 £475 £410
Average daily rate % change year-on-year
+7.10% +15.85%
90% offered a daily rate of more than £400 £424 £350
10% offered a daily rate of more than £673 £558 £525
UK excluding London average daily rate £500 £550 £400
% change year-on-year
-9.09% +37.50%
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
5507 5710 5470
As % of all contract IT jobs located in London 22.68% 22.66% 20.90%
Number of daily rates quoted 3691 3934 3667
Average daily rate £445 £430 £425
Average daily rate % change year-on-year
+3.37% +1.17%
90% offered a daily rate of more than £300 £301 £300
10% offered a daily rate of more than £600 £575 £575
UK excluding London average daily rate £350 £350 £325
% change year-on-year
- +7.69%
Number of hourly rates quoted 37 39 66
Average hourly rate £27.50 £27.50 £27.50
90% offered a hourly rate of more than £15.00 £18.80 £15.75
10% offered a hourly rate of more than £53.00 £52.14 £47.50
UK excluding London average hourly rate £28.50 £30.75 £29.00
% change year-on-year
-7.31% +6.03%

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 22 August 2014.

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 22 August 2014. 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 +15 22 £481 +1.31% 9
Isleworth - 1 £378 -
Hounslow - - - -
Chiswick - - - -
Apache Cassandra
England

Apache Cassandra
Top 30 Related IT Skills in London

For the 6 months to 22 August 2014, 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.

1 188 (58.93%) NoSQL
2 182 (57.05%) Java
3 168 (52.66%) MongoDB
4 132 (41.38%) Hadoop
5 118 (36.99%) TDD
6 117 (36.68%) Linux
7 100 (31.35%) Big Data
8 97 (30.41%) Agile Software Development
9 95 (29.78%) Ruby
10 86 (26.96%) Scala
11 82 (25.71%) Python
12 79 (24.76%) Scrum
13 72 (22.57%) Open Source
14 68 (21.32%) DevOps
15 67 (21.00%) MySQL
16 63 (19.75%) Opscode Chef
17 62 (19.44%) Spring
18 60 (18.81%) JavaScript
18 60 (18.81%) Web Services
19 59 (18.50%) REST
20 58 (18.18%) Jenkins
21 55 (17.24%) Apache Hive
21 55 (17.24%) Puppet
21 55 (17.24%) Continuous Integration
22 54 (16.93%) BDD
23 53 (16.61%) Redis
24 51 (15.99%) Kanban
25 50 (15.67%) JSON
25 50 (15.67%) HTML
26 47 (14.73%) Apache

Apache Cassandra
Top Related IT Skills in London by Category

For the 6 months to 22 August 2014, 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 47 (14.73%) Apache
2 37 (11.60%) Elasticsearch
3 36 (11.29%) Apache Pig
4 32 (10.03%) Node.js
5 23 (7.21%) Tomcat
6 14 (4.39%) OpenStack
7 12 (3.76%) Cloud Foundry
8 11 (3.45%) Apache Solr
9 10 (3.13%) Confluence
10 8 (2.51%) nginx
10 8 (2.51%) GemFire
10 8 (2.51%) CloudStack
11 5 (1.57%) SharePoint
12 4 (1.25%) Apache ServiceMix
13 3 (0.94%) TIBCO EMS
14 2 (0.63%) Oracle Coherence
15 1 (0.31%) SAS
Business Applications
1 5 (1.57%) ION MarketView
2 3 (0.94%) BusinessWorks
3 1 (0.31%) Summit
Cloud Services
1 42 (13.17%) Amazon AWS
2 13 (4.08%) GitHub
3 10 (3.13%) Amazon EC2
4 6 (1.88%) Cloud Computing
5 5 (1.57%) Microsoft Azure
6 4 (1.25%) Heroku
6 4 (1.25%) PaaS
6 4 (1.25%) Amazon S3
7 3 (0.94%) SaaS
7 3 (0.94%) Amazon EMR
8 2 (0.63%) IaaS
8 2 (0.63%) Google App Engine
9 1 (0.31%) CloudFront
Communications & Networking
1 19 (5.96%) HTTP
1 19 (5.96%) TCP/IP
2 14 (4.39%) Internet
3 6 (1.88%) DNS
4 5 (1.57%) SSL
5 2 (0.63%) AMQP
5 2 (0.63%) LAN
5 2 (0.63%) VoIP
5 2 (0.63%) WAN
6 1 (0.31%) SAN
Database & Business Intelligence
1 188 (58.93%) NoSQL
2 168 (52.66%) MongoDB
3 132 (41.38%) Hadoop
4 100 (31.35%) Big Data
5 67 (21.00%) MySQL
6 55 (17.24%) Apache Hive
7 53 (16.61%) Redis
8 40 (12.54%) Riak
9 38 (11.91%) HBase
10 37 (11.60%) PostgreSQL
11 29 (9.09%) CouchDB
12 24 (7.52%) Couchbase
13 20 (6.27%) Relational Database
14 19 (5.96%) Data Warehouse
15 18 (5.64%) Sqoop
16 16 (5.02%) Mahout
17 15 (4.70%) Oracle Exadata
18 14 (4.39%) MarkLogic
18 14 (4.39%) Impala
18 14 (4.39%) SQL Server
Development Applications
1 58 (18.18%) Jenkins
2 40 (12.54%) Hudson
3 21 (6.58%) Maven
3 21 (6.58%) Git (software)
4 20 (6.27%) JUnit
5 16 (5.02%) Cucumber
5 16 (5.02%) JIRA
6 12 (3.76%) Eclipse
7 5 (1.57%) TeamCity
7 5 (1.57%) Gradle
8 4 (1.25%) Mockito
9 3 (0.94%) Mocha
10 2 (0.63%) QUnit
10 2 (0.63%) Jasmine
10 2 (0.63%) Subversion
11 1 (0.31%) Selenium
11 1 (0.31%) jMock
11 1 (0.31%) TestNG
11 1 (0.31%) Talend Open Studio
11 1 (0.31%) Ant
General
1 24 (7.52%) Finance
2 18 (5.64%) Banking
3 11 (3.45%) Marketing
4 9 (2.82%) Games
5 7 (2.19%) Investment Banking
6 5 (1.57%) Publishing
7 1 (0.31%) Pharmaceutical
7 1 (0.31%) Front Office
7 1 (0.31%) Telecoms
7 1 (0.31%) Law
7 1 (0.31%) Advertising
Job Titles
1 184 (57.68%) Developer
2 86 (26.96%) Java Developer
3 64 (20.06%) Architect
4 37 (11.60%) DevOps Engineer
5 31 (9.72%) Senior Developer
6 19 (5.96%) Enterprise Architect
7 18 (5.64%) Senior DevOps Engineer
8 17 (5.33%) Ruby Developer
8 17 (5.33%) Technical Architect
9 16 (5.02%) Scala Developer
10 14 (4.39%) Hadoop Developer
11 13 (4.08%) Senior Java Developer
11 13 (4.08%) Big Data Developer
12 12 (3.76%) Programmer
13 11 (3.45%) JavaScript Developer
13 11 (3.45%) Data Architect
13 11 (3.45%) DevOps Architect
13 11 (3.45%) Linux DevOps Engineer
14 10 (3.13%) Lead Architect
15 9 (2.82%) Ruby on Rails Developer
Libraries, Frameworks & Software Standards
1 62 (19.44%) Spring
2 60 (18.81%) Web Services
3 59 (18.50%) REST
4 50 (15.67%) JSON
4 50 (15.67%) HTML
5 45 (14.11%) CSS
6 39 (12.23%) HTML5
7 35 (10.97%) Ruby on Rails
7 35 (10.97%) CSS3
8 32 (10.03%) XML
9 29 (9.09%) Kafka
10 28 (8.78%) RabbitMQ
11 25 (7.84%) Hibernate
11 25 (7.84%) AngularJS
12 24 (7.52%) SOAP
13 23 (7.21%) Cascading
14 22 (6.90%) Backbone.js
14 22 (6.90%) Ajax
15 20 (6.27%) Play Framework
16 17 (5.33%) Django
Miscellaneous
1 72 (22.57%) Open Source
2 27 (8.46%) Computer Science
3 12 (3.76%) Visualisation
4 9 (2.82%) Social Gaming
5 8 (2.51%) Management Information System
6 6 (1.88%) Wiki
6 6 (1.88%) Social Network
6 6 (1.88%) Derivative
7 5 (1.57%) Market Risk
8 4 (1.25%) Digital Media
8 4 (1.25%) Foreign Exchange (FX)
8 4 (1.25%) Credit Risk
8 4 (1.25%) Data Integration
9 3 (0.94%) Statistics
9 3 (0.94%) Mathematics
9 3 (0.94%) Physics
9 3 (0.94%) Online Games
9 3 (0.94%) Streaming Video
9 3 (0.94%) Enterprise Software
10 2 (0.63%) Mobile Payment
Operating Systems
1 117 (36.68%) Linux
2 40 (12.54%) UNIX
3 28 (8.78%) CentOS
4 17 (5.33%) Debian
5 12 (3.76%) Ubuntu
6 8 (2.51%) Windows
7 2 (0.63%) Apple iOS
7 2 (0.63%) Android
8 1 (0.31%) Mac OS X
8 1 (0.31%) SmartOS
Processes & Methodologies
1 118 (36.99%) TDD
2 97 (30.41%) Agile Software Development
3 79 (24.76%) Scrum
4 68 (21.32%) DevOps
5 55 (17.24%) Continuous Integration
6 54 (16.93%) BDD
7 51 (15.99%) Kanban
8 46 (14.42%) OO
9 45 (14.11%) MapReduce
10 37 (11.60%) Software Engineering
11 33 (10.34%) Pair Programming
12 30 (9.40%) Configuration Management
13 27 (8.46%) Analytics
14 26 (8.15%) E-Commerce
15 22 (6.90%) UML
16 19 (5.96%) Product Management
17 18 (5.64%) Software Architecture
18 16 (5.02%) ITIL
19 15 (4.70%) OOP
20 14 (4.39%) Complex Event Processing
Programming Languages
1 182 (57.05%) Java
2 95 (29.78%) Ruby
3 86 (26.96%) Scala
4 82 (25.71%) Python
5 60 (18.81%) JavaScript
6 36 (11.29%) PHP
7 34 (10.66%) SQL
8 31 (9.72%) Perl
9 29 (9.09%) Groovy
10 20 (6.27%) Bash Shell
11 19 (5.96%) Clojure
12 14 (4.39%) C#
13 9 (2.82%) Shell Script
14 8 (2.51%) Erlang
15 7 (2.19%) C++
15 7 (2.19%) C
16 5 (1.57%) R
17 4 (1.25%) Golang
17 4 (1.25%) PL/SQL
18 3 (0.94%) Haskell
Qualifications
1 38 (11.91%) Degree
2 5 (1.57%) Security Cleared
3 4 (1.25%) CISM
3 4 (1.25%) CISSP
3 4 (1.25%) Cisco Certification
3 4 (1.25%) CCNA
3 4 (1.25%) SC Cleared
3 4 (1.25%) CCSA
3 4 (1.25%) JNCIA
4 1 (0.31%) PhD
Quality Assurance & Compliance
1 7 (2.19%) SLA
2 4 (1.25%) QA
3 1 (0.31%) COBIT
3 1 (0.31%) ISO 9001
3 1 (0.31%) ISO 14001
System Software
1 21 (6.58%) HDFS
2 17 (5.33%) Apache Flume
3 15 (4.70%) Apache ZooKeeper
3 15 (4.70%) vCloud
4 5 (1.57%) Oracle RAC
5 3 (0.94%) VMware Infrastructure
6 2 (0.63%) vSphere
7 1 (0.31%) KVM
Systems Management
1 63 (19.75%) Opscode Chef
2 55 (17.24%) Puppet
3 36 (11.29%) Nagios
4 34 (10.66%) Oozie
5 29 (9.09%) ZABBIX
6 20 (6.27%) Salt
7 17 (5.33%) Cacti
8 16 (5.02%) Ansible
9 12 (3.76%) Ambari
10 11 (3.45%) Zenoss
11 10 (3.13%) Kibana
11 10 (3.13%) Graylog2
12 8 (2.51%) collectd
12 8 (2.51%) Opsview
13 2 (0.63%) Chukwa
13 2 (0.63%) Vagrant
14 1 (0.31%) YUM
Vendors
1 43 (13.48%) Oracle
2 24 (7.52%) Rackspace
3 19 (5.96%) Red Hat
4 18 (5.64%) Netezza
5 17 (5.33%) JBoss
6 14 (4.39%) Teradata
7 13 (4.08%) MapR
8 12 (3.76%) Hortonworks
8 12 (3.76%) Perforce
9 11 (3.45%) Splunk
10 10 (3.13%) Atlassian
10 10 (3.13%) VMware
11 9 (2.82%) Akamai
12 8 (2.51%) Sybase
12 8 (2.51%) Google
13 7 (2.19%) Zend
14 5 (1.57%) ION Trading
14 5 (1.57%) Greenplum
14 5 (1.57%) Microsoft
14 5 (1.57%) Vertica
City of London
esynergy Solutions - UK
Rate: £350 - £400 per day
Posted: 20 hours ago
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Oliver Bernard
Rate: From £500 to £550 per day
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London
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Rate: £450 - £550 per day
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City, London
Burns Sheehan
Rate: £350 - £451 per day
Posted: 4 days ago