The first table below looks at the demand 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 18 April 2014 with a comparison to the same period in the previous 2 years. The second table is for comparison and provides aggregates for all of the Database & Business Intelligence category for the London region.

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
18 Apr 2014
Same period 2013 Same period 2012
Apache Cassandra
Rank 263 318 367
Rank change year-on-year
+55 +49
Contract jobs citing Apache Cassandra 155 71 56
As % of all contract IT jobs located in London 0.64% 0.33% 0.20%
As % of the Database & Business Intelligence category 2.83% 1.49% 1.02%
Number of daily rates quoted 123 61 46
Average daily rate £525 £475 £450
Average daily rate % change year-on-year
+10.52% +5.55%
90% offered a daily rate of more than £425 £325 £393
10% offered a daily rate of more than £675 £575 £475
UK excluding London average daily rate £550 £363 £406
% change year-on-year
+51.72% -10.76%
Number of hourly rates quoted 0 0 0
Average hourly rate - - -
UK excluding London average hourly rate - - -
Database & Business Intelligence Category
London
Contract IT job ads with a match in the
Database & Business Intelligence category
5469 4756 5465
As % of all contract IT jobs located in London 22.60% 22.01% 19.50%
Number of daily rates quoted 3851 3335 3553
Average daily rate £425 £450 £425
Average daily rate % change year-on-year
-5.55% +5.88%
90% offered a daily rate of more than £295 £300 £300
10% offered a daily rate of more than £575 £575 £550
UK excluding London average daily rate £350 £330 £338
% change year-on-year
+6.06% -2.22%
Number of hourly rates quoted 25 28 30
Average hourly rate £31.00 £23.20 £29.50
Average hourly rate % change year-on-year
+33.62% -21.35%
90% offered a hourly rate of more than £22.35 £17.30 £16.74
10% offered a hourly rate of more than £78.25 £52.50 £49.02
UK excluding London average hourly rate £35.00 £28.00 £28.50
% change year-on-year
+25.00% -1.75%
Apache Cassandra
England

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 18 April 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 18 April 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
(Click each for more statistics)
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
Find
Job
Vacancies
City of London -4 37 £473 -5.50% 11
Westminster - - - -
Apache Cassandra
England

Apache Cassandra
Top 30 Related IT Skills in London

For the 6 months to 18 April 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.

1 167 (63.02%) Java
2 164 (61.89%) MongoDB
3 149 (56.23%) NoSQL
4 109 (41.13%) Hadoop
5 106 (40.00%) Big Data
6 102 (38.49%) Linux
7 87 (32.83%) Ruby
8 86 (32.45%) Agile Software Development
9 78 (29.43%) Opscode Chef
10 70 (26.42%) Python
11 69 (26.04%) MySQL
12 66 (24.91%) Web Services
13 65 (24.53%) Scala
14 62 (23.40%) Puppet
15 56 (21.13%) TDD
16 50 (18.87%) Spring
16 50 (18.87%) Open Source
17 47 (17.74%) Amazon AWS
18 46 (17.36%) Continuous Integration
18 46 (17.36%) SQL
19 45 (16.98%) UNIX
19 45 (16.98%) Nagios
20 41 (15.47%) Apache
21 40 (15.09%) Tomcat
21 40 (15.09%) Perl
21 40 (15.09%) CouchDB
22 38 (14.34%) Degree
22 38 (14.34%) Scrum
23 35 (13.21%) MapReduce
24 34 (12.83%) REST

Apache Cassandra
Top Related IT Skills in London by Category

For the 6 months to 18 April 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 41 (15.47%) Apache
2 40 (15.09%) Tomcat
3 31 (11.70%) Node.js
3 31 (11.70%) Apache Pig
4 26 (9.81%) Cloud Foundry
5 23 (8.68%) Elasticsearch
6 22 (8.30%) nginx
7 17 (6.42%) CloudStack
8 9 (3.40%) Apache Solr
8 9 (3.40%) Oracle Coherence
9 6 (2.26%) GemFire
10 4 (1.51%) SAS
11 3 (1.13%) CMS
11 3 (1.13%) Adobe CQ
11 3 (1.13%) Magnolia
12 2 (0.75%) OpenStack
12 2 (0.75%) Documentum
13 1 (0.38%) Alfresco
13 1 (0.38%) Jetty
13 1 (0.38%) Apache ServiceMix
Applications
1 4 (1.51%) SPSS
Business Applications
1 2 (0.75%) Maximo
Cloud Services
1 47 (17.74%) Amazon AWS
2 10 (3.77%) Cloud Computing
3 6 (2.26%) Amazon EC2
4 4 (1.51%) Amazon EMR
5 3 (1.13%) SaaS
5 3 (1.13%) PaaS
6 2 (0.75%) IaaS
6 2 (0.75%) CloudFront
6 2 (0.75%) Microsoft Azure
7 1 (0.38%) Amazon S3
7 1 (0.38%) Heroku
7 1 (0.38%) GitHub
Communications & Networking
1 13 (4.91%) TCP/IP
2 11 (4.15%) HTTP
3 10 (3.77%) DNS
4 7 (2.64%) AMQP
4 7 (2.64%) Wireless
5 6 (2.26%) ZigBee
6 5 (1.89%) SSL
7 3 (1.13%) Internet
8 1 (0.38%) SAN
8 1 (0.38%) Firewall
Database & Business Intelligence
1 164 (61.89%) MongoDB
2 149 (56.23%) NoSQL
3 109 (41.13%) Hadoop
4 106 (40.00%) Big Data
5 69 (26.04%) MySQL
6 40 (15.09%) CouchDB
7 33 (12.45%) Apache Hive
8 29 (10.94%) PostgreSQL
9 28 (10.57%) Riak
10 26 (9.81%) HBase
11 18 (6.79%) Relational Database
12 16 (6.04%) Redis
13 11 (4.15%) RDBMS
13 11 (4.15%) Amazon DynamoDB
14 8 (3.02%) Sqoop
14 8 (3.02%) DB2
15 7 (2.64%) Apache Accumulo
16 6 (2.26%) Couchbase
16 6 (2.26%) Data Warehouse
17 4 (1.51%) RavenDB
Development Applications
1 32 (12.08%) Hudson
2 30 (11.32%) Jenkins
3 21 (7.92%) JUnit
4 13 (4.91%) Maven
5 11 (4.15%) Eclipse
6 8 (3.02%) Mockito
6 8 (3.02%) JIRA
7 7 (2.64%) TeamCity
8 4 (1.51%) Cucumber
8 4 (1.51%) Mocha
8 4 (1.51%) Git (software)
9 3 (1.13%) Selenium
9 3 (1.13%) Subversion
9 3 (1.13%) QUnit
9 3 (1.13%) Jasmine
10 2 (0.75%) WebDriver
10 2 (0.75%) FitNesse
11 1 (0.38%) TestNG
11 1 (0.38%) RSpec
11 1 (0.38%) JBehave
General
1 26 (9.81%) Finance
2 7 (2.64%) Marketing
2 7 (2.64%) Billing
3 6 (2.26%) Banking
4 4 (1.51%) Retail
5 3 (1.13%) Front Office
5 3 (1.13%) Pharmaceutical
5 3 (1.13%) Advertising
6 2 (0.75%) Publishing
7 1 (0.38%) Investment Banking
7 1 (0.38%) Financial Institution
7 1 (0.38%) Law
Job Titles
1 112 (42.26%) Developer
2 79 (29.81%) Java Developer
3 53 (20.00%) DevOps Engineer
4 50 (18.87%) Architect
5 24 (9.06%) Scala Developer
6 21 (7.92%) Senior Developer
7 19 (7.17%) Technical Architect
8 17 (6.42%) Big Data Developer
9 13 (4.91%) Senior Java Developer
10 11 (4.15%) Enterprise Architect
11 9 (3.40%) Software Engineer
11 9 (3.40%) Software Architect
12 8 (3.02%) Java Architect
13 7 (2.64%) Agile Java Developer
13 7 (2.64%) Data Architect
13 7 (2.64%) Consultant
13 7 (2.64%) Big Data Architect
14 6 (2.26%) Java Technical Architect
15 5 (1.89%) Senior Architect
15 5 (1.89%) Infrastructure Engineer
Libraries, Frameworks & Software Standards
1 66 (24.91%) Web Services
2 50 (18.87%) Spring
3 35 (13.21%) MapReduce
4 34 (12.83%) REST
4 34 (12.83%) Hibernate
5 30 (11.32%) HTML
6 29 (10.94%) CSS
7 25 (9.43%) LAMP
7 25 (9.43%) HTML5
8 24 (9.06%) CSS3
9 20 (7.55%) JSON
10 19 (7.17%) Ruby on Rails
11 18 (6.79%) Ajax
12 16 (6.04%) RESTful
13 13 (4.91%) Django
13 13 (4.91%) Play Framework
14 11 (4.15%) Spring MVC
14 11 (4.15%) SOAP
14 11 (4.15%) J2EE
15 10 (3.77%) .NET
Miscellaneous
1 50 (18.87%) Open Source
2 25 (9.43%) Computer Science
3 11 (4.15%) Management Information System
3 11 (4.15%) Machine Learning
4 9 (3.40%) Fixed Income
5 8 (3.02%) Digital Media
5 8 (3.02%) Derivative
6 7 (2.64%) Clustering
7 6 (2.26%) Enterprise Software
7 6 (2.26%) Replication
7 6 (2.26%) Smart Meter
8 4 (1.51%) Mobile Payment
8 4 (1.51%) Statistics
9 3 (1.13%) Equity Derivative
9 3 (1.13%) Mathematics
9 3 (1.13%) Physics
9 3 (1.13%) Credit Derivative
10 2 (0.75%) Mobile App
10 2 (0.75%) Foreign Exchange (FX)
10 2 (0.75%) Social Network
Operating Systems
1 102 (38.49%) Linux
2 45 (16.98%) UNIX
3 23 (8.68%) CentOS
4 15 (5.66%) Debian
5 11 (4.15%) Windows
6 9 (3.40%) Android
6 9 (3.40%) Apple iOS
7 6 (2.26%) Red Hat Enterprise Linux
8 2 (0.75%) Ubuntu
9 1 (0.38%) Mac OS
9 1 (0.38%) Mac OS X
9 1 (0.38%) Gentoo
Processes & Methodologies
1 86 (32.45%) Agile Software Development
2 56 (21.13%) TDD
3 46 (17.36%) Continuous Integration
4 38 (14.34%) Scrum
5 28 (10.57%) Software Engineering
6 23 (8.68%) BDD
7 20 (7.55%) OO
8 17 (6.42%) Continuous Improvement
9 15 (5.66%) Analytics
9 15 (5.66%) UML
9 15 (5.66%) Configuration Management
10 13 (4.91%) MVC
10 13 (4.91%) Multithreading
11 12 (4.53%) Software Architecture
11 12 (4.53%) Pair Programming
11 12 (4.53%) Kanban
12 11 (4.15%) Security Management
13 10 (3.77%) Project Management
14 9 (3.40%) OOA/OOD
15 8 (3.02%) Data Architecture
Programming Languages
1 167 (63.02%) Java
2 87 (32.83%) Ruby
3 70 (26.42%) Python
4 65 (24.53%) Scala
5 46 (17.36%) SQL
6 40 (15.09%) Perl
7 33 (12.45%) PHP
8 23 (8.68%) Bash Shell
9 18 (6.79%) C#
10 17 (6.42%) JavaScript
11 15 (5.66%) R
12 11 (4.15%) Clojure
13 9 (3.40%) Groovy
14 6 (2.26%) F#
15 5 (1.89%) PowerShell
15 5 (1.89%) C++
16 4 (1.51%) C
16 4 (1.51%) Shell Script
17 3 (1.13%) Erlang
18 2 (0.75%) PL/SQL
Qualifications
1 38 (14.34%) Degree
2 3 (1.13%) PhD
3 1 (0.38%) CTC Cleared
3 1 (0.38%) Security Cleared
Quality Assurance & Compliance
1 4 (1.51%) SLA
1 4 (1.51%) QA
System Software
1 8 (3.02%) Platform Symphony
2 6 (2.26%) Apache Flume
2 6 (2.26%) Varnish
3 5 (1.89%) Apache ZooKeeper
4 1 (0.38%) VirtualBox
4 1 (0.38%) KVM
Systems Management
1 78 (29.43%) Opscode Chef
2 62 (23.40%) Puppet
3 45 (16.98%) Nagios
4 22 (8.30%) ZABBIX
5 17 (6.42%) collectd
6 15 (5.66%) Cacti
7 11 (4.15%) Oozie
8 8 (3.02%) Ansible
9 6 (2.26%) StatsD
9 6 (2.26%) Munin
10 1 (0.38%) YUM
10 1 (0.38%) Vagrant
10 1 (0.38%) HAProxy
Vendors
1 31 (11.70%) Oracle
2 25 (9.43%) Rackspace
3 18 (6.79%) Akamai
4 17 (6.42%) Red Hat
5 11 (4.15%) DataSynapse
5 11 (4.15%) Foundry
6 9 (3.40%) JBoss
6 9 (3.40%) Vyatta
7 8 (3.02%) Vertica
8 6 (2.26%) Percona
8 6 (2.26%) Splunk
8 6 (2.26%) IBM
8 6 (2.26%) Google
8 6 (2.26%) Netezza
8 6 (2.26%) Greenplum
9 5 (1.89%) VMware
9 5 (1.89%) Thunderhead
10 4 (1.51%) DoubleClick
11 3 (1.13%) Yantra
11 3 (1.13%) SAP
London
Computer Futures
Posted: 3 days ago
London
Opus Recruitment Solutions Ltd
Rate: Market Rate
Posted: 3 days ago
London
Hydrogen Group
Rate: £400.00 - £500.00 per day
Posted: 4 days ago
City, London
Oliver Bernard
Rate: £600 per day - 6 month contract
Posted: 5 days ago
London
Aston Carter
Rate: £450 - £550 per day
Posted: 6 days ago
Central London / West End
Oliver Bernard
Rate: From £550 to £600 per day
Posted: 6 days ago
City, London
E-synergy Solutions
Rate: £400 - £500 per day
Posted: 6 days ago
City of London
esynergy Solutions - UK
Rate: £600 - £700 per day
Posted: 17 days ago
London
Opus Recruitment Solutions Ltd
Rate: Market Rate
Posted: 23 days ago