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 contractor rates offered in IT contracts that have cited Apache Cassandra over the 3 months to 16 January 2017 with a comparison to the same period over 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
16 Jan 2017
Same period 2016 Same period 2015
Apache Cassandra
London / City of London
Rank 104 83 160
Rank change year-on-year
-21 +77
Contract jobs citing Apache Cassandra 52 67 27
As % of all contract IT jobs located in the City of London 1.79% 2.24% 0.53%
As % of the Database & Business Intelligence category 6.10% 8.57% 2.24%
Number of daily rates quoted 46 66 24
Median daily rate £575 £525 £488
Median daily rate % change year-on-year
+9.52% +7.69%
90% offered a daily rate of more than £481 £443 £318
10% offered a daily rate of more than £663 £600 £618
UK excluding London median daily rate £488 £500 £475
% change year-on-year
-2.50% +5.26%
Number of hourly rates quoted 0 0 0
Median hourly rate - - -
UK excluding London median hourly rate £22.50 - -

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
853 782 1204
As % of all contract IT jobs located in the City of London 29.31% 26.11% 23.52%
Number of daily rates quoted 688 618 962
Median daily rate £475 £488 £425
Median daily rate % change year-on-year
-2.56% +14.70%
90% offered a daily rate of more than £350 £345 £300
10% offered a daily rate of more than £625 £600 £600
UK excluding London median daily rate £400 £384 £363
% change year-on-year
+4.16% +5.93%
Number of hourly rates quoted 0 3 2
Median hourly rate - £55.00 £30.00
Median hourly rate % change year-on-year
- +83.33%
UK excluding London median hourly rate £37.50 £26.50 £32.00
% change year-on-year
+41.50% -17.18%

Apache Cassandra
Jobs Demand Trend in the City of London

The demand trend of contract jobs across the City of London region citing Apache Cassandra as a proportion of all IT contracts with a match in 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 16 January 2017.

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 16 January 2017, IT contractor jobs citing Apache Cassandra also mentioned the following skills in order of popularity. The figures indicate the number co-occurrences and its proportion to all contract ads across the City of London region with a requirement for Apache Cassandra.

1 78 (69.03%) Java
2 72 (63.72%) Scala
3 70 (61.95%) Agile Software Development
4 59 (52.21%) TDD
5 52 (46.02%) Scrum
6 49 (43.36%) Big Data
7 44 (38.94%) BDD
7 44 (38.94%) Apache Spark
8 43 (38.05%) MongoDB
9 41 (36.28%) Kafka
10 39 (34.51%) NoSQL
11 37 (32.74%) Hadoop
11 37 (32.74%) Banking
12 33 (29.20%) JavaScript
13 32 (28.32%) Kanban
14 31 (27.43%) Akka
15 29 (25.66%) Continuous Integration
15 29 (25.66%) REST
16 28 (24.78%) HTML
17 27 (23.89%) Software Engineering
18 26 (23.01%) Git (software)
18 26 (23.01%) DevOps
19 23 (20.35%) HBase
19 23 (20.35%) HTML5
19 23 (20.35%) CSS
20 22 (19.47%) AngularJS
20 22 (19.47%) Amazon AWS
20 22 (19.47%) Microservices
21 21 (18.58%) Play Framework
21 21 (18.58%) SQL

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

The follow tables expand on the table above by listing co-occurrences grouped by category. The same job type, locality and period is covered with up to 20 co-occurrences shown in each of the following categories:

Application Platforms
1 44 (38.94%) Apache Spark
2 18 (15.93%) Apache
3 13 (11.50%) Apache Pig
4 10 (8.85%) Elasticsearch
5 5 (4.42%) Jetty
5 5 (4.42%) Oracle Coherence
6 3 (2.65%) Apache Solr
6 3 (2.65%) nginx
7 2 (1.77%) JBoss
7 2 (1.77%) WildFly
8 1 (0.88%) Cloud Foundry
8 1 (0.88%) CMS
8 1 (0.88%) Jupyter
8 1 (0.88%) OpenStack
8 1 (0.88%) SAS
Applications
1 2 (1.77%) SPSS
2 1 (0.88%) MS Excel
Business Applications
1 1 (0.88%) SAP Oil and Gas
Cloud Services
1 22 (19.47%) Amazon AWS
2 5 (4.42%) Cloud Computing
3 3 (2.65%) AWS CloudFormation
3 3 (2.65%) GitHub
3 3 (2.65%) Microsoft Azure
4 1 (0.88%) Heroku
4 1 (0.88%) PaaS
4 1 (0.88%) SaaS
Communications & Networking
1 6 (5.31%) Firewall
1 6 (5.31%) HTTP
2 3 (2.65%) Network Security
3 2 (1.77%) Internet
4 1 (0.88%) SNMP
Database & Business Intelligence
1 49 (43.36%) Big Data
2 43 (38.05%) MongoDB
3 39 (34.51%) NoSQL
4 37 (32.74%) Hadoop
5 23 (20.35%) HBase
6 18 (15.93%) PostgreSQL
7 12 (10.62%) Apache Hive
7 12 (10.62%) MySQL
8 10 (8.85%) Data Lake
9 9 (7.96%) Neo4j
10 8 (7.08%) Relational Database
11 7 (6.19%) Data Warehouse
11 7 (6.19%) SQL Server
12 6 (5.31%) Redis
13 5 (4.42%) Flink
13 5 (4.42%) RDBMS
13 5 (4.42%) Spark SQL
14 4 (3.54%) Oracle Database
14 4 (3.54%) Oracle Database 11g
15 2 (1.77%) MariaDB
Development Applications
1 26 (23.01%) Git (software)
2 15 (13.27%) Gradle
3 14 (12.39%) IntelliJ
3 14 (12.39%) Jenkins
4 10 (8.85%) Maven
5 7 (6.19%) Subversion
6 6 (5.31%) Selenium
7 5 (4.42%) JIRA
7 5 (4.42%) WebDriver
8 4 (3.54%) GitLab
8 4 (3.54%) Jasmine
9 2 (1.77%) Cucumber
10 1 (0.88%) Atlassian Bamboo
10 1 (0.88%) Bitbucket
10 1 (0.88%) Capybara
10 1 (0.88%) JUnit
10 1 (0.88%) NUnit
10 1 (0.88%) RSpec
10 1 (0.88%) SpecFlow
10 1 (0.88%) TeamCity
General
1 37 (32.74%) Banking
2 21 (18.58%) Finance
2 21 (18.58%) Front Office
3 19 (16.81%) Investment Banking
4 3 (2.65%) Marketing
5 2 (1.77%) Law
6 1 (0.88%) Billing
6 1 (0.88%) Electronics
6 1 (0.88%) Financial Institution
6 1 (0.88%) Manufacturing
6 1 (0.88%) Telecoms
Job Titles
1 82 (72.57%) Developer
2 43 (38.05%) Java Developer
3 28 (24.78%) Scala Developer
4 19 (16.81%) Senior Developer
5 18 (15.93%) Senior Java Developer
6 13 (11.50%) Big Data Developer
7 11 (9.73%) Apache Spark Developer
7 11 (9.73%) Java Scala Developer
7 11 (9.73%) Market Risk Developer
7 11 (9.73%) Market Risk Java Developer
7 11 (9.73%) Senior Market Risk Java Developer
8 7 (6.19%) Cassandra Developer
8 7 (6.19%) Full Stack Developer
8 7 (6.19%) Senior Scala Developer
9 6 (5.31%) Architect
9 6 (5.31%) Digital Developer
9 6 (5.31%) Front Office Developer
9 6 (5.31%) Senior Java Scala Developer
10 5 (4.42%) Senior Test Engineer
10 5 (4.42%) Test Engineer
Libraries, Frameworks & Software Standards
1 41 (36.28%) Kafka
2 31 (27.43%) Akka
3 29 (25.66%) REST
4 28 (24.78%) HTML
5 23 (20.35%) CSS
5 23 (20.35%) HTML5
6 22 (19.47%) AngularJS
7 21 (18.58%) Play Framework
8 20 (17.70%) Web Services
9 18 (15.93%) Node.js
10 16 (14.16%) Spring
11 14 (12.39%) Dropwizard
12 11 (9.73%) Ajax
12 11 (9.73%) CSS3
12 11 (9.73%) Hystrix
12 11 (9.73%) JSON
12 11 (9.73%) Scalatra
13 10 (8.85%) JMS
13 10 (8.85%) jQuery
13 10 (8.85%) React
Miscellaneous
1 14 (12.39%) Equities
2 13 (11.50%) Derivative
3 12 (10.62%) Foreign Exchange (FX)
3 12 (10.62%) Market Risk
4 10 (8.85%) Mathematics
5 5 (4.42%) Algorithms
5 5 (4.42%) Interest Rate Derivative
6 4 (3.54%) Data Centre
6 4 (3.54%) Semantic Web
6 4 (3.54%) Statistics
7 3 (2.65%) Management Information System
8 2 (1.77%) Internet of Things
8 2 (1.77%) Life Science
9 1 (0.88%) Analytical Skills
9 1 (0.88%) Computer Science
9 1 (0.88%) Data Integration
9 1 (0.88%) Enterprise Cloud
9 1 (0.88%) Public Cloud
9 1 (0.88%) User Experience
9 1 (0.88%) Visualisation
Operating Systems
1 16 (14.16%) Linux
2 10 (8.85%) Android
2 10 (8.85%) Apple iOS
2 10 (8.85%) Unix
3 3 (2.65%) Debian
3 3 (2.65%) Mac OS X
3 3 (2.65%) Ubuntu
4 1 (0.88%) Windows
4 1 (0.88%) Windows XP
Processes & Methodologies
1 70 (61.95%) Agile Software Development
2 59 (52.21%) TDD
3 52 (46.02%) Scrum
4 44 (38.94%) BDD
5 32 (28.32%) Kanban
6 29 (25.66%) Continuous Integration
7 27 (23.89%) Software Engineering
8 26 (23.01%) DevOps
9 22 (19.47%) Microservices
10 19 (16.81%) Pair Programming
11 18 (15.93%) Analytics
12 17 (15.04%) MVC
12 17 (15.04%) Open Source
13 16 (14.16%) Automated Testing
13 16 (14.16%) Configuration Management
14 15 (13.27%) Risk Management
15 14 (12.39%) Front End Development
15 14 (12.39%) Multithreading
16 13 (11.50%) SOA
17 12 (10.62%) Web Development
Programming Languages
1 78 (69.03%) Java
2 72 (63.72%) Scala
3 33 (29.20%) JavaScript
4 21 (18.58%) SQL
5 17 (15.04%) Python
6 15 (13.27%) Ruby
7 13 (11.50%) Haskell
8 8 (7.08%) C#
9 6 (5.31%) PHP
10 5 (4.42%) Perl
10 5 (4.42%) R
11 4 (3.54%) MATLAB
11 4 (3.54%) PL/SQL
11 4 (3.54%) Shell Script
12 2 (1.77%) Bash Shell
13 1 (0.88%) Apple Swift
13 1 (0.88%) Go
Qualifications
1 5 (4.42%) Degree
2 3 (2.65%) PhD
Quality Assurance & Compliance
1 20 (17.70%) QA
System Software
1 15 (13.27%) Docker
2 8 (7.08%) HDFS
3 7 (6.19%) Apache ZooKeeper
4 3 (2.65%) Xen
5 2 (1.77%) Apache Flume
6 1 (0.88%) vSphere
Systems Management
1 6 (5.31%) Puppet
2 5 (4.42%) Hadoop YARN
3 3 (2.65%) Kibana
3 3 (2.65%) logstash
3 3 (2.65%) Nagios
4 1 (0.88%) Kubernetes
4 1 (0.88%) Marathon
4 1 (0.88%) Mesos
Vendors
1 11 (9.73%) New Relic
2 6 (5.31%) Oracle
3 5 (4.42%) Hortonworks
4 4 (3.54%) Google
5 3 (2.65%) Cisco
5 3 (2.65%) Citrix
5 3 (2.65%) Dell
5 3 (2.65%) SAP
5 3 (2.65%) Tableau
6 2 (1.77%) Percona
7 1 (0.88%) Apigee
7 1 (0.88%) Canoo
7 1 (0.88%) Cloudera
7 1 (0.88%) Microsoft
7 1 (0.88%) Sybase
7 1 (0.88%) Teradata
City, London
TEKsystems
Rate: £550 - £650 per day
Posted: 12 hours ago
City, London
Oliver Bernard
Rate: £600 - £650 per day
Posted: 3 days ago
City, London
Oliver Bernard
Rate: £500 - £550 per day
Posted: 5 days ago
City, London
Michael Bailey Associates
Rate: £450 - £500 per day + Negotiable
Posted: 3 days ago