Period
to 22 May 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 22 May 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
22 May 2018
Same period 2017 Same period 2016
Rank 324 326 326
Rank change year-on-year +2 0 +186
Contract jobs citing Apache Cassandra 709 613 727
As % of all contract IT jobs advertised in England 0.77% 0.74% 0.75%
As % of the Database & Business Intelligence category 3.42% 3.25% 3.38%
Number of daily rates quoted 548 471 591
England median daily rate £525 £538 £525
Median daily rate % change year-on-year -2.33% +2.38% +1.94%
10th Percentile £375 £400 £393
90th Percentile £638 £675 £675
UK median daily rate £525 £537 £525
% change year-on-year -2.14% +2.19% -
Number of hourly rates quoted 2 0 4
England median hourly rate £61.25 - £50.00
10th Percentile £49.88 - £47.50
90th Percentile £71.63 - £56.00
UK median hourly rate £61.25 - £50.00

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 20,754 18,859 21,492
As % of all contract IT jobs advertised in England 22.55% 22.63% 22.12%
Number of daily rates quoted 14,573 12,677 14,677
England median daily rate £475 £445 £425
Median daily rate % change year-on-year +6.74% +4.71% +6.25%
10th Percentile £313 £300 £281
90th Percentile £638 £613 £600
UK median daily rate £470 £435 £425
% change year-on-year +8.05% +2.35% +6.25%
Number of hourly rates quoted 206 224 336
England median hourly rate £30.00 £30.00 £27.50
Median hourly rate % change year-on-year - +9.09% -4.15%
10th Percentile £14.14 £9.25 £12.23
90th Percentile £53.50 £48.53 £53.13
UK median hourly rate £32.00 £29.82 £27.50
% change year-on-year +7.33% +8.42% -4.15%

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 22 May 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
Contractor Hourly Rate Histogram in England

The hourly rate distribution of IT jobs citing Apache Cassandra in England over the 6 months to 22 May 2018.

Contractor hourly rate histogram 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 22 May 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 -8 483 £550 - 101
South East -3 93 £400 -15.79% 26
North of England +4 76 £494 +11.27% 22
Yorkshire +17 54 £522 +24.29% 13
Midlands -7 26 £395 -25.65% 8
East of England -1 24 £450 -18.18% 11
North West -15 21 £450 +16.13% 9
East Midlands +14 16 £360 -33.79% 2
West Midlands -24 10 £500 -4.76% 6
South West -2 8 £550 +2.80% 12
North East -13 1 £475 -
Apache Cassandra
UK

For the 6 months to 22 May 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.

1 430 (60.65%) Java
2 402 (56.70%) NoSQL
3 371 (52.33%) Agile Software Development
4 306 (43.16%) MongoDB
5 285 (40.20%) Python
6 260 (36.67%) Linux
7 236 (33.29%) Big Data
8 230 (32.44%) TDD
8 230 (32.44%) Jenkins
9 224 (31.59%) Kafka
10 221 (31.17%) Amazon AWS
11 220 (31.03%) Scala
12 218 (30.75%) Apache Spark
13 209 (29.48%) Docker
14 199 (28.07%) Git (software)
15 194 (27.36%) Hadoop
16 191 (26.94%) SQL
17 185 (26.09%) Microservices
18 183 (25.81%) REST
19 173 (24.40%) DevOps
20 161 (22.71%) Scrum
21 157 (22.14%) MySQL
22 152 (21.44%) JavaScript
23 146 (20.59%) PostgreSQL
24 145 (20.45%) BDD
25 144 (20.31%) Spring
26 139 (19.61%) Continuous Integration
27 132 (18.62%) Apache
28 128 (18.05%) RESTful
29 127 (17.91%) Apache Hive

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
1 218 (30.75%) Apache Spark
2 132 (18.62%) Apache
3 91 (12.83%) Elasticsearch
4 89 (12.55%) Confluence
5 45 (6.35%) Apache Pig
6 43 (6.06%) Apache Solr
7 32 (4.51%) OpenStack
8 27 (3.81%) Tomcat
9 23 (3.24%) MQSeries
10 14 (1.97%) SAS
10 14 (1.97%) WebLogic
11 13 (1.83%) IIS
12 11 (1.55%) nginx
13 8 (1.13%) Apache Airflow
13 8 (1.13%) Luigi
14 7 (0.99%) JBoss
14 7 (0.99%) Oracle Workflow
15 6 (0.85%) Jetty
15 6 (0.85%) Mule
15 6 (0.85%) Oracle SOA Suite
Applications
1 7 (0.99%) Microsoft Excel
2 5 (0.71%) SPSS
3 4 (0.56%) Microsoft Office
3 4 (0.56%) MS Visio
4 1 (0.14%) Chatbot
Business Applications
1 2 (0.28%) BusinessWorks
2 1 (0.14%) Markit EDM
2 1 (0.14%) Payment Gateway
2 1 (0.14%) PolarLake
Cloud Services
1 221 (31.17%) Amazon AWS
2 70 (9.87%) Microsoft Azure
3 37 (5.22%) Slack
4 27 (3.81%) Amazon S3
5 26 (3.67%) Amazon EC2
6 24 (3.39%) PaaS
7 23 (3.24%) Google Cloud Platform
8 15 (2.12%) OpenShift
9 14 (1.97%) Cloud Computing
9 14 (1.97%) NuGet
10 13 (1.83%) Amazon EMR
10 13 (1.83%) Amazon Kinesis
11 10 (1.41%) AWS CloudFormation
11 10 (1.41%) IaaS
11 10 (1.41%) Serverless
12 9 (1.27%) Amazon CloudWatch
13 8 (1.13%) Amazon SQS
13 8 (1.13%) GitHub
14 7 (0.99%) Azure Active Directory
14 7 (0.99%) CloudFront
Communications & Networking
1 54 (7.62%) HTTP
2 42 (5.92%) TCP/IP
3 36 (5.08%) SSL
4 32 (4.51%) Kerberos
5 15 (2.12%) Firewall
6 13 (1.83%) Internet
7 12 (1.69%) SMS
8 6 (0.85%) DNS
9 5 (0.71%) DOCSIS
9 5 (0.71%) VPN
10 4 (0.56%) SNMP
11 3 (0.42%) X.509
12 2 (0.28%) DHCP
12 2 (0.28%) IPsec
13 1 (0.14%) Broadband
13 1 (0.14%) FTP
13 1 (0.14%) Multicast
Database & Business Intelligence
1 402 (56.70%) NoSQL
2 306 (43.16%) MongoDB
3 236 (33.29%) Big Data
4 194 (27.36%) Hadoop
5 157 (22.14%) MySQL
6 146 (20.59%) PostgreSQL
7 127 (17.91%) Apache Hive
8 119 (16.78%) HBase
9 66 (9.31%) SQL Server
10 61 (8.60%) Relational Database
11 52 (7.33%) Amazon Redshift
12 51 (7.19%) Data Warehouse
13 42 (5.92%) Redis
14 34 (4.80%) Couchbase
14 34 (4.80%) Impala
15 29 (4.09%) Data Lake
16 23 (3.24%) Amazon DynamoDB
16 23 (3.24%) Neo4j
17 21 (2.96%) RDBMS
18 20 (2.82%) Amazon RDS
Development Applications
1 230 (32.44%) Jenkins
2 199 (28.07%) Git (software)
3 108 (15.23%) JIRA
4 92 (12.98%) Maven
5 85 (11.99%) JUnit
6 71 (10.01%) Cucumber
7 43 (6.06%) Mockito
8 42 (5.92%) Jasmine
9 35 (4.94%) Gradle
10 26 (3.67%) Visual Studio
11 23 (3.24%) Subversion
11 23 (3.24%) TeamCity
12 19 (2.68%) Artifactory
13 18 (2.54%) Vagrant
14 15 (2.12%) JMeter
14 15 (2.12%) Octopus Deploy
15 13 (1.83%) Team Foundation Server
15 13 (1.83%) Visual Studio Team System
16 12 (1.69%) Eclipse
17 10 (1.41%) Selenium
General
1 93 (13.12%) Finance
2 47 (6.63%) Banking
3 35 (4.94%) Games
4 25 (3.53%) Retail
5 22 (3.10%) Telecoms
6 16 (2.26%) Marketing
7 7 (0.99%) Retail Banking
8 5 (0.71%) Investment Banking
8 5 (0.71%) Publishing
9 4 (0.56%) Back Office
9 4 (0.56%) Spanish Language
10 3 (0.42%) French Language
10 3 (0.42%) Front Office
11 2 (0.28%) Legal
11 2 (0.28%) Manufacturing
12 1 (0.14%) Advertising
12 1 (0.14%) Prime Brokerage
Job Titles
1 309 (43.58%) Developer
2 155 (21.86%) Java Developer
3 77 (10.86%) DevOps Engineer
4 70 (9.87%) Data Engineer
4 70 (9.87%) Scala Developer
5 62 (8.74%) Architect
6 54 (7.62%) Senior Developer
7 50 (7.05%) Big Data Engineer
8 47 (6.63%) AWS Engineer
8 47 (6.63%) Software Engineer
9 33 (4.65%) Big Data Developer
9 33 (4.65%) Consultant
10 30 (4.23%) Data Architect
11 27 (3.81%) AWS DevOps
11 27 (3.81%) AWS DevOps Engineer
11 27 (3.81%) Java Engineer
12 26 (3.67%) Senior Scala Developer
13 24 (3.39%) DBA
14 23 (3.24%) Administrator
14 23 (3.24%) Python Developer
Libraries, Frameworks & Software Standards
1 224 (31.59%) Kafka
2 183 (25.81%) REST
3 144 (20.31%) Spring
4 128 (18.05%) RESTful
5 111 (15.66%) Web Services
6 108 (15.23%) Node.js
7 66 (9.31%) Spring Boot
8 60 (8.46%) Akka
9 55 (7.76%) RabbitMQ
10 53 (7.48%) Play Framework
11 52 (7.33%) HTML
12 46 (6.49%) Hibernate
13 45 (6.35%) React
14 44 (6.21%) CSS
15 43 (6.06%) .NET
16 39 (5.50%) HTML5
17 37 (5.22%) JSON
18 36 (5.08%) AngularJS
19 32 (4.51%) JMS
20 29 (4.09%) ActiveMQ
Miscellaneous
1 55 (7.76%) Greenfield Project
2 43 (6.06%) Computer Science
3 41 (5.78%) Algorithms
4 30 (4.23%) Analytical Skills
5 25 (3.53%) Fintech
6 23 (3.24%) Replication
7 21 (2.96%) Mobile App
8 18 (2.54%) Data Centre
9 16 (2.26%) User Experience
10 15 (2.12%) Clustering
11 14 (1.97%) Linux Command Line
12 13 (1.83%) Data Structures
13 12 (1.69%) Video on Demand
14 9 (1.27%) Virtual Team
15 7 (0.99%) Self-Motivation
16 6 (0.85%) Grid Computing
17 4 (0.56%) Digital Media
17 4 (0.56%) Enterprise Software
17 4 (0.56%) Equities
17 4 (0.56%) Fixed Income
Operating Systems
1 260 (36.67%) Linux
2 87 (12.27%) Red Hat Enterprise Linux
3 75 (10.58%) Unix
4 41 (5.78%) Windows
5 25 (3.53%) CentOS
6 23 (3.24%) Android
6 23 (3.24%) Apple iOS
7 10 (1.41%) Ubuntu
8 9 (1.27%) VMS
9 7 (0.99%) Windows Server
10 6 (0.85%) Windows Server 2008
11 2 (0.28%) Fedora
Processes & Methodologies
1 371 (52.33%) Agile Software Development
2 230 (32.44%) TDD
3 185 (26.09%) Microservices
4 173 (24.40%) DevOps
5 161 (22.71%) Scrum
6 145 (20.45%) BDD
7 139 (19.61%) Continuous Integration
8 127 (17.91%) Machine Learning
9 118 (16.64%) Open Source
10 107 (15.09%) Software Engineering
11 104 (14.67%) Analytics
12 103 (14.53%) Test Automation
13 86 (12.13%) Kanban
14 72 (10.16%) Continuous Delivery
15 71 (10.01%) Pair Programming
16 64 (9.03%) Coaching
17 62 (8.74%) ETL
18 58 (8.18%) Configuration Management
19 57 (8.04%) Data Science
20 54 (7.62%) Problem-Solving
Programming Languages
1 430 (60.65%) Java
2 285 (40.20%) Python
3 220 (31.03%) Scala
4 191 (26.94%) SQL
5 152 (21.44%) JavaScript
6 103 (14.53%) Java 8
7 67 (9.45%) Bash Shell
8 59 (8.32%) Ruby
9 54 (7.62%) C#
10 49 (6.91%) Groovy
11 42 (5.92%) R
12 37 (5.22%) C++
13 26 (3.67%) Shell Script
14 23 (3.24%) Java 9
14 23 (3.24%) Perl
15 21 (2.96%) C
16 18 (2.54%) ES6
17 17 (2.40%) Go
18 12 (1.69%) CQL
19 11 (1.55%) PowerShell
Qualifications
1 54 (7.62%) Degree
2 25 (3.53%) Computer Science Degree
3 12 (1.69%) Numerate Degree
4 11 (1.55%) Master's Degree
5 8 (1.13%) PhD
6 7 (0.99%) MySQL Certification
7 6 (0.85%) Security Cleared
8 5 (0.71%) SC Cleared
9 4 (0.56%) AWS Certification
10 2 (0.28%) PRINCE2 Certification
11 1 (0.14%) BPSS Clearance
11 1 (0.14%) CIPD
Quality Assurance & Compliance
1 38 (5.36%) QA
2 12 (1.69%) GCP
3 11 (1.55%) ISO 9001
3 11 (1.55%) ISO/IEC 27001
4 8 (1.13%) GDPR
5 4 (0.56%) Data Quality
6 3 (0.42%) SLA
7 2 (0.28%) PMO
8 1 (0.14%) MiFID
8 1 (0.14%) PCI DSS
8 1 (0.14%) SEPA
System Software
1 209 (29.48%) Docker
2 74 (10.44%) Apache Flume
3 67 (9.45%) HDFS
4 40 (5.64%) Apache ZooKeeper
5 26 (3.67%) Active Directory
6 14 (1.97%) VMware Infrastructure
7 11 (1.55%) Hyper-V
8 6 (0.85%) Virtual Machines
9 3 (0.42%) etcd
9 3 (0.42%) LXC
10 2 (0.28%) Ceph
10 2 (0.28%) Platform Symphony
11 1 (0.14%) Xen
Systems Management
1 105 (14.81%) Kubernetes
2 89 (12.55%) Ansible
3 71 (10.01%) Puppet
4 52 (7.33%) Terraform
5 51 (7.19%) Opscode Chef
6 38 (5.36%) Hadoop YARN
7 35 (4.94%) Oozie
8 28 (3.95%) Grafana
9 22 (3.10%) Mesos
10 18 (2.54%) Ambari
10 18 (2.54%) Apache Slider
10 18 (2.54%) Prometheus
11 17 (2.40%) Kibana
12 14 (1.97%) Galera Cluster
13 13 (1.83%) logstash
14 12 (1.69%) Opsview
15 11 (1.55%) Graylog
16 10 (1.41%) Nagios
16 10 (1.41%) Salt
17 6 (0.85%) Icinga
Vendors
1 76 (10.72%) Oracle
2 63 (8.89%) Hortonworks
3 56 (7.90%) Red Hat
4 47 (6.63%) Microsoft
5 40 (5.64%) Cloudera
6 33 (4.65%) Splunk
7 31 (4.37%) Google
8 26 (3.67%) AppDynamics
8 26 (3.67%) IBM
8 26 (3.67%) MapR
9 18 (2.54%) Vertica
10 17 (2.40%) Talend
11 16 (2.26%) Tableau
12 14 (1.97%) Percona
12 14 (1.97%) VMware
13 13 (1.83%) SaltStack
14 12 (1.69%) Apigee
14 12 (1.69%) SAP
15 9 (1.27%) Teradata
16 8 (1.13%) CA