Period
to 24 November 2017

The following table provides summary statistics for contract job vacancies advertised in England with a requirement for Apache Cassandra skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited Apache Cassandra over the 6 months to 24 November 2017 with a comparison to the same period in the previous 2 years.

Note that daily and hourly rates are treated separately in these statistics. When calculating contractor rate percentiles, daily rates are never derived from quoted hourly rates or vice versa.

Apache Cassandra
UK > England
6 months to
24 Nov 2017
Same period 2016 Same period 2015
Rank 326 338 459
Rank change year-on-year +12 +121 +27
Contract jobs citing Apache Cassandra 712 675 476
As % of all contract IT jobs advertised in England 0.75% 0.69% 0.45%
As % of the Database & Business Intelligence category 3.40% 3.06% 1.95%
Number of daily rates quoted 550 490 378
England median daily rate £550 £525 £525
Median daily rate % change year-on-year +4.76% - +5.00%
10th Percentile £400 £400 £390
90th Percentile £650 £650 £657
UK median daily rate £543 £525 £525
% change year-on-year +3.33% - +5.00%
Number of hourly rates quoted 0 2 0
England median hourly rate - £38.75 -
UK median hourly rate - £38.75 -

Apache Cassandra is in the Databases and Business Intelligence category. The following table is for comparison with the above and provides summary statistics for all contract job vacancies advertised in England with a requirement for database or business intelligence skills.

All Database and Business Intelligence Skills
England
Contract vacancies with a requirement for database or business intelligence skills 20938 22027 24466
As % of all contract IT jobs advertised in England 22.08% 22.58% 23.38%
Number of daily rates quoted 14493 14745 16282
England median daily rate £460 £425 £413
Median daily rate % change year-on-year +8.24% +3.03% +3.13%
10th Percentile £313 £290 £275
90th Percentile £638 £600 £588
UK median daily rate £450 £425 £401
% change year-on-year +5.88% +6.12% +1.04%
Number of hourly rates quoted 261 324 390
England median hourly rate £32.00 £27.75 £27.64
Median hourly rate % change year-on-year +15.32% +0.40% +12.82%
10th Percentile £14.54 £11.25 £12.00
90th Percentile £56.75 £48.00 £52.17
UK median hourly rate £31.41 £28.00 £28.13
% change year-on-year +12.16% -0.44% +12.50%

Apache Cassandra
Job Vacancy Trend in England

Job postings citing Apache Cassandra as a percentage of all IT jobs advertised in England.

Job vacancy trend for Apache Cassandra in England

Apache Cassandra
Contractor Daily Rate Trend in England

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

Contractor daily rate trend for Apache Cassandra in England

Apache Cassandra
Contractor Daily Rate Histogram in England

The daily rate distribution of IT jobs citing Apache Cassandra in England over the 6 months to 24 November 2017.

Contractor daily rate histogram for Apache Cassandra in England

Apache Cassandra
Contractor Hourly Rate Trend in England

This chart provides the 3-month moving average for contractor hourly rates quoted in IT jobs citing Apache Cassandra in England.

Contractor hourly rate trend for Apache Cassandra in England

Apache Cassandra
Contract Job Locations in England

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing Apache Cassandra within the England region over the 6 months to 24 November 2017. The 'Rank Change' column provides an indication of the change in demand within each location based on the same 6 month period last year.

Location Rank Change
on Same Period
Last Year
Matching
Contract
IT Job Ads
Median
Daily Rate
Past 6 Months
Median Daily Rate
% Change
on Same Period
Last Year
Live
Job
Vacancies
London +11 476 £550 +4.76% 88
North of England +46 86 £500 +11.11% 11
South East -18 59 £450 -17.81% 6
Yorkshire +49 58 £500 +12.68% 3
Midlands +43 48 £475 -9.52% 4
West Midlands +48 39 £475 -2.56% 2
East of England +14 27 £488 -7.14% 10
North West +9 23 £543 +20.56% 7
South West -7 15 £350 -30.00% 4
North East +55 11 £550 +10.00% 1
East Midlands -12 9 £450 -18.18% 2
Apache Cassandra
UK

For the 6 months to 24 November 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 England region with a requirement for Apache Cassandra.

1 446 (62.64%) Java
2 403 (56.60%) Agile Software Development
3 393 (55.20%) NoSQL
4 330 (46.35%) MongoDB
5 251 (35.25%) Kafka
6 250 (35.11%) SQL
7 249 (34.97%) Scala
8 241 (33.85%) TDD
9 234 (32.87%) Python
10 224 (31.46%) Apache Spark
11 217 (30.48%) Microservices
12 213 (29.92%) Linux
13 201 (28.23%) Big Data
14 199 (27.95%) Amazon AWS
15 190 (26.69%) DevOps
16 185 (25.98%) Continuous Integration
17 184 (25.84%) Scrum
18 179 (25.14%) Docker
19 176 (24.72%) Jenkins
20 175 (24.58%) Hadoop
21 168 (23.60%) MySQL
22 155 (21.77%) Spring
23 147 (20.65%) BDD
24 142 (19.94%) Elasticsearch
25 140 (19.66%) Git (software)
26 139 (19.52%) JavaScript
27 138 (19.38%) RESTful
28 132 (18.54%) Open Source
29 129 (18.12%) Software Engineering
30 127 (17.84%) Kanban

Apache Cassandra
Co-occurring IT Skills in England 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
1 224 (31.46%) Apache Spark
2 142 (19.94%) Elasticsearch
3 89 (12.50%) Apache
4 47 (6.60%) Confluence
5 39 (5.48%) Apache Solr
6 31 (4.35%) Apache Pig
7 24 (3.37%) Tomcat
8 19 (2.67%) JBoss
9 15 (2.11%) OpenStack
10 13 (1.83%) nginx
10 13 (1.83%) Oracle SOA Suite
11 12 (1.69%) Jetty
12 10 (1.40%) GlassFish
12 10 (1.40%) WildFly
13 8 (1.12%) Apache Airflow
14 6 (0.84%) Oracle Coherence
15 5 (0.70%) Tornado
15 5 (0.70%) WebLogic
16 4 (0.56%) Cloud Foundry
16 4 (0.56%) MQSeries
Applications
1 6 (0.84%) Microsoft Excel
2 2 (0.28%) Microsoft Project
3 1 (0.14%) Adobe Illustrator
3 1 (0.14%) Photoshop
3 1 (0.14%) SPSS
Business Applications
1 2 (0.28%) Payment Gateway
2 1 (0.14%) BASE24
2 1 (0.14%) Primavera
Cloud Services
1 199 (27.95%) Amazon AWS
2 32 (4.49%) Microsoft Azure
3 29 (4.07%) Amazon S3
3 29 (4.07%) Slack
4 25 (3.51%) Amazon EMR
5 24 (3.37%) Amazon EC2
6 17 (2.39%) GitHub
6 17 (2.39%) Google Cloud Platform
7 15 (2.11%) AWS CloudFormation
8 13 (1.83%) Amazon Kinesis
9 12 (1.69%) Amazon SQS
10 11 (1.54%) SaaS
11 10 (1.40%) Google Play
12 8 (1.12%) PaaS
13 7 (0.98%) Route 53
14 4 (0.56%) Amazon Glacier
14 4 (0.56%) Cloud Computing
14 4 (0.56%) IaaS
14 4 (0.56%) OpenShift
14 4 (0.56%) Virtual Private Cloud
Communications & Networking
1 56 (7.87%) HTTP
2 21 (2.95%) TCP/IP
3 17 (2.39%) Internet
4 12 (1.69%) Firewall
5 8 (1.12%) SSL
6 7 (0.98%) DNS
6 7 (0.98%) HTTPS
7 6 (0.84%) AMQP
7 6 (0.84%) LAN
7 6 (0.84%) LDAP
7 6 (0.84%) WAN
8 3 (0.42%) Intranet
9 2 (0.28%) DHCP
9 2 (0.28%) Kerberos
9 2 (0.28%) Network Security
9 2 (0.28%) VPN
9 2 (0.28%) ZigBee
10 1 (0.14%) FTP
10 1 (0.14%) IPv6
10 1 (0.14%) VLAN
Database & Business Intelligence
1 393 (55.20%) NoSQL
2 330 (46.35%) MongoDB
3 201 (28.23%) Big Data
4 175 (24.58%) Hadoop
5 168 (23.60%) MySQL
6 120 (16.85%) PostgreSQL
7 73 (10.25%) HBase
8 69 (9.69%) Apache Hive
9 58 (8.15%) Relational Database
10 50 (7.02%) SQL Server
11 43 (6.04%) Amazon DynamoDB
12 35 (4.92%) Impala
13 30 (4.21%) Redis
14 29 (4.07%) Data Warehouse
15 28 (3.93%) Flink
16 27 (3.79%) Couchbase
17 23 (3.23%) DB2
18 21 (2.95%) Oracle Database
19 19 (2.67%) Neo4j
19 19 (2.67%) Riak
Development Applications
1 176 (24.72%) Jenkins
2 140 (19.66%) Git (software)
3 67 (9.41%) JUnit
4 65 (9.13%) JIRA
5 58 (8.15%) Cucumber
5 58 (8.15%) Maven
6 55 (7.72%) Mockito
7 31 (4.35%) Jasmine
8 28 (3.93%) Hudson
8 28 (3.93%) Selenium
9 23 (3.23%) Gradle
9 23 (3.23%) SonarQube
10 16 (2.25%) JMeter
11 15 (2.11%) Bitbucket
11 15 (2.11%) JBehave
11 15 (2.11%) TeamCity
12 10 (1.40%) Subversion
12 10 (1.40%) Vagrant
13 9 (1.26%) Atlassian Bamboo
13 9 (1.26%) NUnit
General
1 107 (15.03%) Finance
2 78 (10.96%) Banking
3 31 (4.35%) Games
4 15 (2.11%) Publishing
5 11 (1.54%) Front Office
6 10 (1.40%) Advertising
7 9 (1.26%) Investment Banking
8 8 (1.12%) Marketing
8 8 (1.12%) Telecoms
9 5 (0.70%) Retail
10 4 (0.56%) Retail Banking
11 3 (0.42%) Electronics
11 3 (0.42%) Manufacturing
12 2 (0.28%) Billing
12 2 (0.28%) Financial Institution
12 2 (0.28%) International Banking
12 2 (0.28%) Private Banking
12 2 (0.28%) Spanish Language
13 1 (0.14%) Law
13 1 (0.14%) Legal
Job Titles
1 332 (46.63%) Developer
2 150 (21.07%) Java Developer
3 90 (12.64%) Scala Developer
4 70 (9.83%) Architect
5 68 (9.55%) Data Engineer
6 67 (9.41%) Senior Developer
7 60 (8.43%) DevOps Engineer
8 45 (6.32%) Big Data Developer
8 45 (6.32%) Big Data Engineer
9 41 (5.76%) AWS Engineer
9 41 (5.76%) Software Engineer
10 35 (4.92%) Agile Developer
11 32 (4.49%) Agile Java Developer
12 31 (4.35%) Java Scala Developer
13 30 (4.21%) Java Engineer
14 28 (3.93%) AWS DevOps
15 26 (3.65%) AWS DevOps Engineer
15 26 (3.65%) Senior Java Developer
16 25 (3.51%) DBA
17 24 (3.37%) Data Architect
Libraries, Frameworks & Software Standards
1 251 (35.25%) Kafka
2 155 (21.77%) Spring
3 138 (19.38%) RESTful
4 127 (17.84%) REST
5 101 (14.19%) Node.js
5 101 (14.19%) Web Services
6 89 (12.50%) Elastic Stack
7 85 (11.94%) HTML
8 82 (11.52%) Akka
9 66 (9.27%) Hibernate
9 66 (9.27%) HTML5
10 64 (8.99%) CSS
11 57 (8.01%) JSON
11 57 (8.01%) Spring Boot
12 54 (7.58%) AngularJS
12 54 (7.58%) Play Framework
13 49 (6.88%) RabbitMQ
14 44 (6.18%) React
15 41 (5.76%) JMS
16 40 (5.62%) Spark Streaming
Miscellaneous
1 56 (7.87%) Greenfield Project
2 41 (5.76%) Algorithms
2 41 (5.76%) Analytical Skills
3 38 (5.34%) Fintech
4 32 (4.49%) User Experience
5 30 (4.21%) Data Structures
6 27 (3.79%) Mobile App
7 23 (3.23%) Computer Science
8 22 (3.09%) Replication
9 18 (2.53%) Clustering
10 13 (1.83%) Management Information System
11 10 (1.40%) Blog
12 9 (1.26%) Data Centre
12 9 (1.26%) Foreign Exchange (FX)
13 8 (1.12%) Fixed Income
13 8 (1.12%) Video on Demand
14 7 (0.98%) Derivative
15 6 (0.84%) Grid Computing
15 6 (0.84%) Market Risk
16 5 (0.70%) Credit Risk
Operating Systems
1 213 (29.92%) Linux
2 118 (16.57%) Unix
3 59 (8.29%) Red Hat Enterprise Linux
4 30 (4.21%) Android
4 30 (4.21%) Apple iOS
4 30 (4.21%) CentOS
5 28 (3.93%) Windows
6 14 (1.97%) Mac OS X
7 8 (1.12%) Windows Server
8 6 (0.84%) CoreOS
9 5 (0.70%) Ubuntu
10 4 (0.56%) Fedora
11 2 (0.28%) Debian
12 1 (0.14%) Solaris
12 1 (0.14%) VMS
12 1 (0.14%) Windows Server 2008
12 1 (0.14%) Windows Server 2012
Processes & Methodologies
1 403 (56.60%) Agile Software Development
2 241 (33.85%) TDD
3 217 (30.48%) Microservices
4 190 (26.69%) DevOps
5 185 (25.98%) Continuous Integration
6 184 (25.84%) Scrum
7 147 (20.65%) BDD
8 132 (18.54%) Open Source
9 129 (18.12%) Software Engineering
10 127 (17.84%) Kanban
11 82 (11.52%) Test Automation
12 80 (11.24%) Analytics
13 77 (10.81%) Machine Learning
14 76 (10.67%) Pair Programming
15 60 (8.43%) Configuration Management
16 59 (8.29%) Mentoring
17 58 (8.15%) Continuous Delivery
18 56 (7.87%) Coaching
18 56 (7.87%) High Availability
19 54 (7.58%) Domain-Driven Design
Programming Languages
1 446 (62.64%) Java
2 250 (35.11%) SQL
3 249 (34.97%) Scala
4 234 (32.87%) Python
5 139 (19.52%) JavaScript
6 79 (11.10%) Bash Shell
7 62 (8.71%) Ruby
8 46 (6.46%) Shell Script
9 39 (5.48%) R
10 37 (5.20%) C#
11 28 (3.93%) Groovy
12 22 (3.09%) GraphQL
13 20 (2.81%) Go
13 20 (2.81%) Objective-C
14 19 (2.67%) Perl
15 17 (2.39%) ES6
15 17 (2.39%) PHP
16 14 (1.97%) PL/SQL
17 12 (1.69%) Clojure
18 11 (1.54%) C++
Qualifications
1 51 (7.16%) Degree
2 18 (2.53%) Computer Science Degree
3 10 (1.40%) BPSS Clearance
4 7 (0.98%) MySQL Certification
4 7 (0.98%) Numerate Degree
5 5 (0.70%) Cisco Certification
5 5 (0.70%) CISM
5 5 (0.70%) CISSP
6 3 (0.42%) CCNA
6 3 (0.42%) CCSA
6 3 (0.42%) JNCIA
7 2 (0.28%) AWS Certification
7 2 (0.28%) CCDP
7 2 (0.28%) CCNP
7 2 (0.28%) Chartered Engineer
7 2 (0.28%) ITIL Certification
7 2 (0.28%) Master's Degree
7 2 (0.28%) Security Cleared
8 1 (0.14%) CESG Certified Professional
Quality Assurance & Compliance
1 21 (2.95%) QA
2 3 (0.42%) ISO/IEC 27001
2 3 (0.42%) PCI DSS
3 2 (0.28%) GCP
4 1 (0.14%) COBIT
4 1 (0.14%) Data Quality
4 1 (0.14%) MiFID
4 1 (0.14%) SLA
4 1 (0.14%) WCAG
System Software
1 179 (25.14%) Docker
2 55 (7.72%) HDFS
3 20 (2.81%) Apache Flume
4 19 (2.67%) Apache ZooKeeper
5 12 (1.69%) Xen
6 10 (1.40%) LXC
7 6 (0.84%) VMware Infrastructure
8 5 (0.70%) KVM
9 4 (0.56%) Active Directory
9 4 (0.56%) VirtualBox
9 4 (0.56%) vSphere
10 3 (0.42%) Platform Symphony
10 3 (0.42%) Virtual Machines
11 2 (0.28%) Ceph
11 2 (0.28%) Firmware
11 2 (0.28%) GlusterFS
11 2 (0.28%) Hyper-V
12 1 (0.14%) Oracle RAC
12 1 (0.14%) Squid
12 1 (0.14%) VMware ESXi
Systems Management
1 83 (11.66%) Puppet
2 74 (10.39%) logstash
3 73 (10.25%) Kibana
4 72 (10.11%) Kubernetes
5 68 (9.55%) Ansible
6 54 (7.58%) Grafana
7 46 (6.46%) Opscode Chef
8 44 (6.18%) Terraform
9 20 (2.81%) Hadoop YARN
10 15 (2.11%) Prometheus
11 13 (1.83%) Mesos
12 11 (1.54%) Oozie
12 11 (1.54%) Packer
13 10 (1.40%) Nagios
14 9 (1.26%) Galera Cluster
14 9 (1.26%) Rancher
15 5 (0.70%) HAProxy
15 5 (0.70%) ZABBIX
16 4 (0.56%) Graphite
16 4 (0.56%) Salt
Vendors
1 104 (14.61%) Oracle
2 68 (9.55%) Splunk
3 56 (7.87%) AppDynamics
4 39 (5.48%) Red Hat
5 30 (4.21%) Cloudera
6 24 (3.37%) Microsoft
7 21 (2.95%) Google
8 20 (2.81%) Hortonworks
9 16 (2.25%) Teradata
10 14 (1.97%) IBM
11 13 (1.83%) Apple
12 12 (1.69%) MapR
13 10 (1.40%) Pega
13 10 (1.40%) VMware
14 9 (1.26%) Percona
14 9 (1.26%) SaltStack
15 7 (0.98%) SAP
15 7 (0.98%) Tableau
16 6 (0.84%) hybris
16 6 (0.84%) New Relic