Job Vacancy Trend Daily Rate Trend Daily Rate Histogram Hourly Rate Trend Job Locations Skill Sets
Period
to 16 October 2018

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 16 October 2018 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
16 Oct 2018		 Same period 2017 Same period 2016
Rank 298 327 361
Rank change year-on-year +29 +34 +143
Contract jobs citing Apache Cassandra 816 704 637
As % of all contract IT jobs advertised in England 0.87% 0.77% 0.65%
As % of the Database & Business Intelligence category 3.82% 3.48% 2.90%
Number of daily rates quoted 643 524 470
England median daily rate £525 £539 £518
Median daily rate % change year-on-year -2.55% +4.11% +3.50%
10th Percentile £375 £400 £388
90th Percentile £675 £659 £638
UK median daily rate £525 £538 £518
% change year-on-year -2.33% +3.86% +3.50%
Number of hourly rates quoted 1 0 2
England median hourly rate £22.50 - £55.00
10th Percentile £21.75 - £52.50
90th Percentile £23.25 - £57.50
UK median hourly rate £43.75 - £55.00

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 21,386 20,223 21,993
As % of all contract IT jobs advertised in England 22.69% 22.17% 22.45%
Number of daily rates quoted 15,076 13,791 14,829
England median daily rate £475 £450 £425
Median daily rate % change year-on-year +5.56% +5.88% +6.25%
10th Percentile £313 £308 £287
90th Percentile £638 £625 £600
UK median daily rate £475 £450 £425
% change year-on-year +5.56% +5.88% +6.25%
Number of hourly rates quoted 218 261 346
England median hourly rate £32.24 £30.50 £28.50
Median hourly rate % change year-on-year +5.70% +7.02% +3.64%
10th Percentile £13.90 £13.50 £11.38
90th Percentile £56.01 £52.50 £48.75
UK median hourly rate £32.00 £30.00 £28.50
% change year-on-year +6.67% +5.26% +1.33%

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 16 October 2018.

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 16 October 2018. 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 +23 496 £563 +2.27% 108
South East +60 162 £513 +7.89% 15
North of England -18 81 £475 -5.00% 26
Midlands -11 46 £398 -11.67% 11
Yorkshire -23 46 £488 -2.50% 12
North West +7 33 £469 -14.77% 14
East Midlands +15 25 £350 -22.22% 2
West Midlands -36 21 £500 +11.11% 9
East of England -17 17 £425 -22.73% 7
South West -26 11 £550 +50.68% 13
North East -3 5 £500 +5.26%
Apache Cassandra
UK

For the 6 months to 16 October 2018, IT contractor jobs citing Apache Cassandra also mentioned the following skills in order of popularity. The figures indicate the absolute number co-occurrences and as a proportion of all contract job ads across the England region with a requirement for Apache Cassandra.

1 468 (57.35%) Java
2 466 (57.11%) NoSQL
3 398 (48.77%) Agile Software Development
4 378 (46.32%) MongoDB
5 346 (42.40%) Docker
6 302 (37.01%) Amazon AWS
7 299 (36.64%) Python
8 288 (35.29%) Kafka
9 282 (34.56%) TDD
10 275 (33.70%) Microservices
11 266 (32.60%) Jenkins
12 234 (28.68%) Kubernetes
13 233 (28.55%) DevOps
14 229 (28.06%) Big Data
15 228 (27.94%) Git (software)
16 226 (27.70%) Spring
17 217 (26.59%) Linux
17 217 (26.59%) Apache Spark
18 204 (25.00%) Scala
19 188 (23.04%) REST
20 184 (22.55%) Java 8
21 180 (22.06%) Hadoop
22 167 (20.47%) SQL
23 165 (20.22%) RESTful
24 159 (19.49%) MySQL
25 158 (19.36%) BDD
26 153 (18.75%) Web Services
27 147 (18.01%) JavaScript
28 142 (17.40%) Maven
29 140 (17.16%) Spring Boot

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
1 217 (26.59%) Apache Spark
2 137 (16.79%) Elasticsearch
3 86 (10.54%) Apache
4 54 (6.62%) Apache Solr
5 53 (6.50%) MQSeries
6 37 (4.53%) Confluence
6 37 (4.53%) OpenStack
7 33 (4.04%) Apache Pig
8 24 (2.94%) Tomcat
9 17 (2.08%) nginx
10 8 (0.98%) Cloud Foundry
11 5 (0.61%) Apache Airflow
11 5 (0.61%) Luigi
12 4 (0.49%) CMS
12 4 (0.49%) IIS
12 4 (0.49%) Oracle Workflow
12 4 (0.49%) WildFly
13 3 (0.37%) WebSphere
14 2 (0.25%) JBoss
14 2 (0.25%) WebLogic
Applications
1 3 (0.37%) Microsoft Excel
2 1 (0.12%) SPSS
Business Applications
1 3 (0.37%) SAP MM
1 3 (0.37%) SAP Oil and Gas
1 3 (0.37%) SAP R/3
2 2 (0.25%) Markit EDM
2 2 (0.25%) PolarLake
3 1 (0.12%) Distributed Ledger
3 1 (0.12%) Dynamics CRM
3 1 (0.12%) Dynamics GP
3 1 (0.12%) Payment Gateway
3 1 (0.12%) Unica
Cloud Services
1 302 (37.01%) Amazon AWS
2 60 (7.35%) Amazon EC2
3 56 (6.86%) Microsoft Azure
4 44 (5.39%) Amazon S3
5 32 (3.92%) Google Cloud Platform
5 32 (3.92%) Virtual Private Cloud
6 29 (3.55%) Amazon ELB
6 29 (3.55%) OpenShift
7 28 (3.43%) Route 53
8 23 (2.82%) GitHub
9 21 (2.57%) Amazon Kinesis
9 21 (2.57%) PaaS
10 17 (2.08%) SaaS
11 14 (1.72%) Amazon EMR
12 12 (1.47%) Heroku
13 11 (1.35%) Slack
14 9 (1.10%) Datadog
14 9 (1.10%) IaaS
14 9 (1.10%) Serverless
15 8 (0.98%) Cloud Computing
Communications & Networking
1 103 (12.62%) HTTP
2 45 (5.51%) TCP/IP
3 43 (5.27%) SSL
4 30 (3.68%) DNS
5 22 (2.70%) Kerberos
6 20 (2.45%) Firewall
7 13 (1.59%) FTP
8 11 (1.35%) VPN
9 7 (0.86%) Internet
10 5 (0.61%) HTTPS
10 5 (0.61%) LAN
10 5 (0.61%) SMTP
10 5 (0.61%) VLAN
10 5 (0.61%) WAN
11 4 (0.49%) DOCSIS
12 3 (0.37%) SSH
13 2 (0.25%) DHCP
13 2 (0.25%) IPsec
13 2 (0.25%) SMS
14 1 (0.12%) DVB
Database & Business Intelligence
1 466 (57.11%) NoSQL
2 378 (46.32%) MongoDB
3 229 (28.06%) Big Data
4 180 (22.06%) Hadoop
5 159 (19.49%) MySQL
6 126 (15.44%) PostgreSQL
7 108 (13.24%) HBase
8 97 (11.89%) Redis
9 85 (10.42%) Relational Database
10 78 (9.56%) Apache Hive
11 61 (7.48%) Couchbase
12 60 (7.35%) SQL Server
13 35 (4.29%) Riak
14 34 (4.17%) Data Warehouse
15 30 (3.68%) Neo4j
16 29 (3.55%) Amazon DynamoDB
16 29 (3.55%) Impala
17 28 (3.43%) Amazon Redshift
17 28 (3.43%) Data Lake
17 28 (3.43%) RDBMS
Development Applications
1 266 (32.60%) Jenkins
2 228 (27.94%) Git (software)
3 142 (17.40%) Maven
4 72 (8.82%) JIRA
5 59 (7.23%) JUnit
6 54 (6.62%) GitLab
7 49 (6.00%) Gradle
8 46 (5.64%) Mockito
9 37 (4.53%) Cucumber
10 31 (3.80%) Subversion
11 28 (3.43%) SonarQube
12 22 (2.70%) Vagrant
13 21 (2.57%) JMeter
14 20 (2.45%) git-flow
15 18 (2.21%) Artifactory
16 17 (2.08%) Gatling
16 17 (2.08%) Mercurial
16 17 (2.08%) Selenium
17 14 (1.72%) Atlassian Bamboo
18 13 (1.59%) gulp
General
1 113 (13.85%) Finance
2 60 (7.35%) Games
3 46 (5.64%) Banking
4 20 (2.45%) Telecoms
5 13 (1.59%) Marketing
6 12 (1.47%) Legal
6 12 (1.47%) Retail
7 10 (1.23%) Front Office
8 9 (1.10%) Retail Banking
9 8 (0.98%) Back Office
10 6 (0.74%) Investment Banking
10 6 (0.74%) Prime Brokerage
11 5 (0.61%) Publishing
12 3 (0.37%) Advertising
12 3 (0.37%) Manufacturing
13 2 (0.25%) Spanish Language
14 1 (0.12%) Automotive
14 1 (0.12%) Retail Finance
Job Titles
1 411 (50.37%) Developer
2 232 (28.43%) Java Developer
3 94 (11.52%) DevOps Engineer
4 73 (8.95%) Senior Developer
5 70 (8.58%) Architect
6 63 (7.72%) Data Engineer
7 48 (5.88%) Scala Developer
8 46 (5.64%) Senior Java Developer
9 38 (4.66%) Big Data Developer
10 37 (4.53%) Big Data Engineer
11 34 (4.17%) Python Developer
12 31 (3.80%) Data Architect
13 30 (3.68%) Lead Developer
14 29 (3.55%) Lead Java Developer
15 28 (3.43%) AWS Engineer
16 27 (3.31%) Cassandra Developer
17 26 (3.19%) AWS Developer
17 26 (3.19%) Big Data Architect
17 26 (3.19%) Full Stack Developer
18 25 (3.06%) Software Engineer
Libraries, Frameworks & Software Standards
1 288 (35.29%) Kafka
2 226 (27.70%) Spring
3 188 (23.04%) REST
4 165 (20.22%) RESTful
5 153 (18.75%) Web Services
6 140 (17.16%) Spring Boot
7 92 (11.27%) HTML
8 85 (10.42%) Play Framework
8 85 (10.42%) RabbitMQ
9 83 (10.17%) CSS
9 83 (10.17%) Node.js
10 81 (9.93%) Hibernate
11 80 (9.80%) AngularJS
12 68 (8.33%) React
13 65 (7.97%) JMS
14 62 (7.60%) .NET
15 61 (7.48%) HTML5
16 55 (6.74%) Spring MVC
17 54 (6.62%) Elastic Stack
18 51 (6.25%) JSON
Miscellaneous
1 106 (12.99%) Greenfield Project
2 49 (6.00%) Analytical Skills
3 43 (5.27%) Algorithms
4 35 (4.29%) Computer Science
5 31 (3.80%) Fintech
6 20 (2.45%) Data Centre
7 19 (2.33%) Data Structures
7 19 (2.33%) Self-Motivation
8 18 (2.21%) Clustering
8 18 (2.21%) Public Cloud
9 16 (1.96%) Replication
10 15 (1.84%) User Experience
11 13 (1.59%) Linux Command Line
12 12 (1.47%) Fixed Income
13 9 (1.10%) Enterprise Software
13 9 (1.10%) Mobile App
14 8 (0.98%) Derivative
15 6 (0.74%) Foreign Exchange (FX)
15 6 (0.74%) OTC Derivatives
16 5 (0.61%) Virtual Team
Operating Systems
1 217 (26.59%) Linux
2 59 (7.23%) Unix
3 57 (6.99%) Red Hat Enterprise Linux
4 46 (5.64%) CentOS
5 28 (3.43%) Windows
6 14 (1.72%) Apple iOS
7 13 (1.59%) Android
8 11 (1.35%) Ubuntu
9 9 (1.10%) VMS
10 1 (0.12%) DC/OS
Processes & Methodologies
1 398 (48.77%) Agile Software Development
2 282 (34.56%) TDD
3 275 (33.70%) Microservices
4 233 (28.55%) DevOps
5 158 (19.36%) BDD
6 135 (16.54%) Continuous Integration
7 133 (16.30%) Scrum
8 114 (13.97%) Open Source
9 110 (13.48%) Software Engineering
10 108 (13.24%) Test Automation
11 106 (12.99%) Machine Learning
12 99 (12.13%) MVC
13 80 (9.80%) Configuration Management
14 77 (9.44%) Continuous Delivery
15 73 (8.95%) Problem-Solving
16 71 (8.70%) Pair Programming
17 68 (8.33%) Kanban
18 67 (8.21%) Analytics
19 59 (7.23%) OO
20 54 (6.62%) Data Science
Programming Languages
1 468 (57.35%) Java
2 299 (36.64%) Python
3 204 (25.00%) Scala
4 184 (22.55%) Java 8
5 167 (20.47%) SQL
6 147 (18.01%) JavaScript
7 69 (8.46%) C#
8 59 (7.23%) Bash Shell
9 53 (6.50%) Java 9
9 53 (6.50%) Ruby
10 33 (4.04%) Groovy
11 31 (3.80%) R
12 28 (3.43%) C++
13 27 (3.31%) TypeScript
14 24 (2.94%) Shell Script
15 19 (2.33%) C
15 19 (2.33%) Perl
16 18 (2.21%) Go
17 16 (1.96%) ES6
18 14 (1.72%) PowerShell
Qualifications
1 42 (5.15%) Degree
2 12 (1.47%) PhD
3 8 (0.98%) Master's Degree
4 7 (0.86%) Computer Science Degree
4 7 (0.86%) SC Cleared
4 7 (0.86%) Security Cleared
5 4 (0.49%) BPSS Clearance
6 2 (0.25%) CISSP
6 2 (0.25%) MySQL Certification
7 1 (0.12%) CCA
7 1 (0.12%) CEH
7 1 (0.12%) CIPD
7 1 (0.12%) CISMP
7 1 (0.12%) PMI Certification
Quality Assurance & Compliance
1 27 (3.31%) QA
2 14 (1.72%) Data Quality
3 3 (0.37%) ISO/IEC 27001
3 3 (0.37%) PSD2
4 2 (0.25%) GDPR
4 2 (0.25%) ISO 9001
4 2 (0.25%) PCI DSS
4 2 (0.25%) PMO
5 1 (0.12%) HL7
5 1 (0.12%) MiFID
System Software
1 346 (42.40%) Docker
2 53 (6.50%) Apache Flume
3 39 (4.78%) HDFS
4 30 (3.68%) Apache ZooKeeper
5 21 (2.57%) Active Directory
6 16 (1.96%) VMware Infrastructure
7 11 (1.35%) Xen
8 9 (1.10%) Virtual Machines
9 7 (0.86%) Hyper-V
10 6 (0.74%) etcd
10 6 (0.74%) LXC
11 5 (0.61%) KVM
11 5 (0.61%) NFS
12 3 (0.37%) VirtualBox
13 1 (0.12%) Ceph
Systems Management
1 234 (28.68%) Kubernetes
2 135 (16.54%) Ansible
3 105 (12.87%) Terraform
4 94 (11.52%) Puppet
5 66 (8.09%) Opscode Chef
6 64 (7.84%) Prometheus
7 44 (5.39%) Grafana
8 35 (4.29%) Mesos
9 31 (3.80%) Packer
10 30 (3.68%) Rancher
11 24 (2.94%) Docker Swarm
12 22 (2.70%) Hadoop YARN
13 17 (2.08%) Kibana
14 15 (1.84%) Galera Cluster
14 15 (1.84%) ZABBIX
15 13 (1.59%) Consul
16 12 (1.47%) Oozie
17 10 (1.23%) linkerd
18 9 (1.10%) ITRS Geneos
18 9 (1.10%) Nagios
Vendors
1 94 (11.52%) Oracle
2 49 (6.00%) Microsoft
3 43 (5.27%) Hortonworks
4 35 (4.29%) Google
5 32 (3.92%) Cloudera
6 31 (3.80%) Red Hat
7 25 (3.06%) Black Duck
8 23 (2.82%) Splunk
9 22 (2.70%) AppDynamics
9 22 (2.70%) IBM
10 17 (2.08%) MapR
11 16 (1.96%) Percona
11 16 (1.96%) VMware
12 13 (1.59%) Rackspace
12 13 (1.59%) SaltStack
13 11 (1.35%) Apigee
14 10 (1.23%) SOASTA, Inc
14 10 (1.23%) Talend
15 9 (1.10%) New Relic
16 8 (0.98%) Vertica