Job Vacancy Trend Daily Rate Trend Daily Rate Histogram Hourly Rate Trend Job Locations Skill Sets
Period
to 16 December 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 December 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 Dec 2018		 Same period 2017 Same period 2016
Rank 293 331 341
Rank change year-on-year +38 +10 +108
Contract jobs citing Apache Cassandra 858 704 679
As % of all contract IT jobs advertised in England 0.90% 0.75% 0.71%
As % of the Database & Business Intelligence category 3.95% 3.40% 3.15%
Number of daily rates quoted 669 547 492
England median daily rate £550 £550 £525
Median daily rate % change year-on-year - +4.76% -
10th Percentile £413 £400 £400
90th Percentile £688 £649 £650
UK median daily rate £550 £543 £525
% change year-on-year +1.38% +3.33% -
Number of hourly rates quoted 0 0 1
England median hourly rate - - £22.50
UK median hourly rate - - £22.50

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 21,697 20,724 21,531
As % of all contract IT jobs advertised in England 22.76% 21.95% 22.56%
Number of daily rates quoted 15,222 14,456 14,403
England median daily rate £475 £463 £425
Median daily rate % change year-on-year +2.70% +8.82% +1.19%
10th Percentile £319 £313 £293
90th Percentile £650 £638 £600
UK median daily rate £475 £450 £425
% change year-on-year +5.56% +5.88% +3.03%
Number of hourly rates quoted 231 242 300
England median hourly rate £32.50 £32.75 £27.75
Median hourly rate % change year-on-year -0.76% +18.02% +0.91%
10th Percentile £14.00 £15.18 £10.96
90th Percentile £57.50 £56.86 £47.00
UK median hourly rate £32.48 £30.95 £28.09
% change year-on-year +4.93% +10.18% +0.32%

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 December 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 December 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 +29 550 £575 +4.55% 109
South East +80 163 £513 +19.19% 26
North of England -8 90 £475 -5.00% 22
Yorkshire -22 52 £463 -11.90% 11
Midlands -26 35 £400 -15.79% 11
North West +2 32 £469 -12.38% 10
West Midlands -35 18 £513 +13.89% 8
East Midlands +18 17 £340 -32.00% 3
South West -25 15 £601 +71.79% 2
North East -6 10 £500 -9.09% 1
East of England -28 3 £480 -4.00% 10
Apache Cassandra
UK

For the 6 months to 16 December 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.

1 526 (61.31%) Java
2 490 (57.11%) NoSQL
3 448 (52.21%) Agile Software Development
4 443 (51.63%) MongoDB
5 383 (44.64%) Docker
6 359 (41.84%) Microservices
7 328 (38.23%) Amazon AWS
8 310 (36.13%) Kafka
9 306 (35.66%) TDD
10 287 (33.45%) Python
10 287 (33.45%) DevOps
11 277 (32.28%) Kubernetes
12 264 (30.77%) Jenkins
13 257 (29.95%) Spring
14 241 (28.09%) Big Data
15 232 (27.04%) Java 8
16 223 (25.99%) Apache Spark
17 222 (25.87%) Git (software)
18 218 (25.41%) Scala
19 203 (23.66%) Hadoop
20 193 (22.49%) SQL
21 191 (22.26%) Spring Boot
22 179 (20.86%) Linux
23 175 (20.40%) BDD
24 174 (20.28%) RESTful
25 171 (19.93%) REST
26 165 (19.23%) Web Services
27 154 (17.95%) Maven
28 150 (17.48%) Ansible
29 141 (16.43%) MySQL

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
1 223 (25.99%) Apache Spark
2 127 (14.80%) Elasticsearch
3 86 (10.02%) Apache
4 69 (8.04%) MQSeries
5 50 (5.83%) Apache Solr
6 38 (4.43%) Confluence
7 35 (4.08%) OpenStack
8 34 (3.96%) Apache Pig
9 31 (3.61%) nginx
10 18 (2.10%) Tomcat
11 9 (1.05%) CMS
12 4 (0.47%) Cloud Foundry
12 4 (0.47%) JBoss
12 4 (0.47%) Oracle SOA Suite
12 4 (0.47%) WebSphere
13 3 (0.35%) Apache Airflow
13 3 (0.35%) Apache Qpid
13 3 (0.35%) IBM HTTP Server
13 3 (0.35%) Luigi
13 3 (0.35%) WebSphere Application Server
Applications
1 2 (0.23%) Microsoft Excel
1 2 (0.23%) MS Visio
1 2 (0.23%) SPSS
Business Applications
1 3 (0.35%) SAP MM
1 3 (0.35%) SAP Oil and Gas
1 3 (0.35%) SAP R/3
2 2 (0.23%) Markit EDM
2 2 (0.23%) PolarLake
2 2 (0.23%) Unica
3 1 (0.12%) Distributed Ledger
3 1 (0.12%) Dynamics CRM
3 1 (0.12%) Dynamics NAV
3 1 (0.12%) Payment Gateway
3 1 (0.12%) R3 Corda
3 1 (0.12%) Remedy ITSM
Cloud Services
1 328 (38.23%) Amazon AWS
2 88 (10.26%) Microsoft Azure
3 53 (6.18%) Amazon EC2
3 53 (6.18%) Google Cloud Platform
4 48 (5.59%) Amazon S3
5 37 (4.31%) Amazon ELB
5 37 (4.31%) SaaS
5 37 (4.31%) Virtual Private Cloud
6 36 (4.20%) Route 53
7 25 (2.91%) PaaS
8 24 (2.80%) GitHub
9 22 (2.56%) Amazon Kinesis
9 22 (2.56%) Heroku
10 21 (2.45%) OpenShift
11 19 (2.21%) IaaS
12 11 (1.28%) Serverless
13 10 (1.17%) Amazon EMR
14 9 (1.05%) AWS Lambda
14 9 (1.05%) Slack
15 7 (0.82%) Azure Data Factory
Communications & Networking
1 102 (11.89%) HTTP
2 47 (5.48%) TCP/IP
3 45 (5.24%) SSL
4 36 (4.20%) DNS
5 26 (3.03%) Firewall
6 25 (2.91%) Kerberos
7 17 (1.98%) FTP
7 17 (1.98%) Internet
8 13 (1.52%) VLAN
9 10 (1.17%) VPN
10 9 (1.05%) LAN
10 9 (1.05%) SSH
10 9 (1.05%) WAN
11 7 (0.82%) SMPP
12 5 (0.58%) SMTP
13 4 (0.47%) DOCSIS
13 4 (0.47%) HTTPS
14 2 (0.23%) BGP
14 2 (0.23%) MPLS
14 2 (0.23%) SNMP
Database & Business Intelligence
1 490 (57.11%) NoSQL
2 443 (51.63%) MongoDB
3 241 (28.09%) Big Data
4 203 (23.66%) Hadoop
5 141 (16.43%) MySQL
6 124 (14.45%) Redis
7 112 (13.05%) PostgreSQL
8 110 (12.82%) HBase
9 87 (10.14%) Apache Hive
9 87 (10.14%) Relational Database
10 71 (8.28%) Couchbase
11 59 (6.88%) SQL Server
12 55 (6.41%) Riak
13 43 (5.01%) RDBMS
14 41 (4.78%) CouchDB
15 36 (4.20%) Impala
16 31 (3.61%) Data Warehouse
16 31 (3.61%) Sqoop
17 27 (3.15%) Amazon DynamoDB
18 24 (2.80%) Neo4j
Development Applications
1 264 (30.77%) Jenkins
2 222 (25.87%) Git (software)
3 154 (17.95%) Maven
4 65 (7.58%) GitLab
5 55 (6.41%) JIRA
6 51 (5.94%) Gradle
7 43 (5.01%) Subversion
8 41 (4.78%) JUnit
9 31 (3.61%) SonarQube
10 30 (3.50%) Mockito
11 28 (3.26%) Mercurial
12 27 (3.15%) Bitbucket
13 25 (2.91%) Cucumber
14 18 (2.10%) gulp
15 17 (1.98%) JMeter
16 16 (1.86%) Artifactory
17 14 (1.63%) Atlassian Bamboo
17 14 (1.63%) Gatling
17 14 (1.63%) Visual Studio Team System
18 13 (1.52%) git-flow
General
1 112 (13.05%) Finance
2 73 (8.51%) Banking
3 50 (5.83%) Games
4 26 (3.03%) Telecoms
5 20 (2.33%) Legal
6 15 (1.75%) Retail
7 11 (1.28%) Front Office
7 11 (1.28%) Marketing
8 7 (0.82%) Back Office
8 7 (0.82%) Investment Banking
9 6 (0.70%) Retail Banking
10 3 (0.35%) Manufacturing
10 3 (0.35%) Multimedia
10 3 (0.35%) Prime Brokerage
11 2 (0.23%) Advertising
11 2 (0.23%) Retail Finance
12 1 (0.12%) Automotive
12 1 (0.12%) Spanish Language
Job Titles
1 452 (52.68%) Developer
2 260 (30.30%) Java Developer
3 111 (12.94%) DevOps Engineer
4 97 (11.31%) Senior Developer
5 83 (9.67%) Data Engineer
6 68 (7.93%) Senior Java Developer
7 67 (7.81%) Architect
8 62 (7.23%) Big Data Engineer
9 46 (5.36%) Scala Developer
10 45 (5.24%) Python Developer
11 44 (5.13%) Lead Developer
12 42 (4.90%) Lead Java Developer
13 41 (4.78%) AWS Developer
13 41 (4.78%) Big Data Developer
14 35 (4.08%) Full Stack Developer
15 29 (3.38%) Data Architect
16 26 (3.03%) Software Engineer
17 25 (2.91%) Cassandra Engineer
18 24 (2.80%) Java Engineer
18 24 (2.80%) Team Leader
Libraries, Frameworks & Software Standards
1 310 (36.13%) Kafka
2 257 (29.95%) Spring
3 191 (22.26%) Spring Boot
4 174 (20.28%) RESTful
5 171 (19.93%) REST
6 165 (19.23%) Web Services
7 114 (13.29%) Hibernate
8 98 (11.42%) RabbitMQ
9 94 (10.96%) HTML
10 90 (10.49%) Play Framework
11 87 (10.14%) CSS
12 82 (9.56%) JMS
13 81 (9.44%) AngularJS
14 79 (9.21%) Node.js
15 77 (8.97%) React
16 69 (8.04%) Spring MVC
17 67 (7.81%) HTML5
18 66 (7.69%) Elastic Stack
19 61 (7.11%) .NET
20 42 (4.90%) JSON
Miscellaneous
1 112 (13.05%) Greenfield Project
2 51 (5.94%) Analytical Skills
3 46 (5.36%) Algorithms
4 29 (3.38%) Data Centre
4 29 (3.38%) Fintech
5 26 (3.03%) Self-Motivation
6 23 (2.68%) Data Structures
7 17 (1.98%) Public Cloud
8 16 (1.86%) Replication
9 15 (1.75%) User Experience
10 12 (1.40%) Clustering
11 11 (1.28%) Linux Command Line
12 7 (0.82%) Cloud Native
12 7 (0.82%) Enterprise Software
12 7 (0.82%) Fixed Income
13 6 (0.70%) Virtual Team
14 5 (0.58%) Derivative
14 5 (0.58%) Foreign Exchange (FX)
14 5 (0.58%) Tandem
15 4 (0.47%) Equities
Operating Systems
1 179 (20.86%) Linux
2 55 (6.41%) Red Hat Enterprise Linux
2 55 (6.41%) Unix
3 44 (5.13%) CentOS
4 24 (2.80%) Windows
5 8 (0.93%) Ubuntu
6 4 (0.47%) Apple iOS
7 3 (0.35%) Android
7 3 (0.35%) VMS
8 2 (0.23%) DC/OS
8 2 (0.23%) Solaris
Processes & Methodologies
1 448 (52.21%) Agile Software Development
2 359 (41.84%) Microservices
3 306 (35.66%) TDD
4 287 (33.45%) DevOps
5 175 (20.40%) BDD
6 133 (15.50%) Test Automation
7 127 (14.80%) Continuous Integration
8 126 (14.69%) Scrum
9 124 (14.45%) Open Source
10 107 (12.47%) Software Engineering
11 105 (12.24%) Machine Learning
12 104 (12.12%) MVC
13 76 (8.86%) Pair Programming
14 72 (8.39%) Analytics
15 70 (8.16%) Problem-Solving
16 69 (8.04%) Continuous Delivery
16 69 (8.04%) Kanban
17 68 (7.93%) Configuration Management
18 63 (7.34%) Data Modelling
19 62 (7.23%) OO
Programming Languages
1 526 (61.31%) Java
2 287 (33.45%) Python
3 232 (27.04%) Java 8
4 218 (25.41%) Scala
5 193 (22.49%) SQL
6 139 (16.20%) JavaScript
7 71 (8.28%) C#
8 66 (7.69%) Java 9
9 53 (6.18%) Bash Shell
10 33 (3.85%) Ruby
11 28 (3.26%) Go
11 28 (3.26%) TypeScript
12 27 (3.15%) C++
13 23 (2.68%) R
14 22 (2.56%) Perl
15 20 (2.33%) ES6
16 19 (2.21%) Shell Script
17 12 (1.40%) C
17 12 (1.40%) PowerShell
18 10 (1.17%) MATLAB
Qualifications
1 47 (5.48%) Degree
2 12 (1.40%) Security Cleared
3 11 (1.28%) PhD
4 10 (1.17%) BPSS Clearance
5 9 (1.05%) Computer Science Degree
5 9 (1.05%) Master's Degree
6 5 (0.58%) SC Cleared
7 2 (0.23%) AWS Certification
7 2 (0.23%) CEH
7 2 (0.23%) CISSP
7 2 (0.23%) PMI Certification
7 2 (0.23%) TOGAF Certification
8 1 (0.12%) CCA
8 1 (0.12%) CISMP
8 1 (0.12%) Sun Certification
Quality Assurance & Compliance
1 16 (1.86%) QA
2 14 (1.63%) Data Quality
3 8 (0.93%) PSD2
4 5 (0.58%) SLA
5 3 (0.35%) HL7
6 1 (0.12%) ISO/IEC 27001
6 1 (0.12%) PMO
System Software
1 383 (44.64%) Docker
2 53 (6.18%) Apache Flume
3 43 (5.01%) HDFS
4 34 (3.96%) Apache ZooKeeper
5 24 (2.80%) VMware Infrastructure
6 21 (2.45%) Xen
7 17 (1.98%) Active Directory
8 13 (1.52%) NFS
9 10 (1.17%) Virtual Machines
10 9 (1.05%) KVM
11 5 (0.58%) Oracle RAC
12 3 (0.35%) LXC
13 2 (0.23%) BIND 9
13 2 (0.23%) Ceph
13 2 (0.23%) Postfix
13 2 (0.23%) VirtualBox
14 1 (0.12%) etcd
14 1 (0.12%) Hyper-V
14 1 (0.12%) Squid
Systems Management
1 277 (32.28%) Kubernetes
2 150 (17.48%) Ansible
3 114 (13.29%) Terraform
4 102 (11.89%) Puppet
5 61 (7.11%) Prometheus
6 58 (6.76%) Opscode Chef
7 55 (6.41%) Grafana
8 37 (4.31%) Hadoop YARN
8 37 (4.31%) Mesos
8 37 (4.31%) Packer
9 35 (4.08%) Rancher
10 31 (3.61%) Docker Swarm
11 20 (2.33%) Oozie
12 16 (1.86%) Salt
13 15 (1.75%) Kibana
14 10 (1.17%) ITRS Geneos
14 10 (1.17%) linkerd
15 8 (0.93%) Ambari
15 8 (0.93%) Consul
15 8 (0.93%) ZABBIX
Vendors
1 108 (12.59%) Oracle
2 57 (6.64%) Microsoft
3 40 (4.66%) Hortonworks
4 39 (4.55%) Splunk
5 38 (4.43%) Cloudera
6 35 (4.08%) Google
7 32 (3.73%) Red Hat
8 30 (3.50%) Black Duck
9 25 (2.91%) VMware
10 15 (1.75%) AppDynamics
10 15 (1.75%) IBM
11 14 (1.63%) MapR
12 13 (1.52%) Rackspace
13 12 (1.40%) Tableau
14 10 (1.17%) SOASTA, Inc
15 9 (1.05%) Cisco
15 9 (1.05%) New Relic
15 9 (1.05%) SaltStack
16 8 (0.93%) Atlassian
16 8 (0.93%) Talend