Period
to 16 October 2018

The following table provides summary statistics for contract job vacancies advertised in the South East 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
England > South East
6 months to
16 Oct 2018
Same period 2017 Same period 2016
Rank 226 286 295
Rank change year-on-year +60 +9 +74
Contract jobs citing Apache Cassandra 162 90 88
As % of all contract IT jobs advertised in the South East 0.98% 0.55% 0.52%
As % of the Database & Business Intelligence category 4.63% 2.57% 2.51%
Number of daily rates quoted 130 50 35
South East median daily rate £513 £475 £513
Median daily rate % change year-on-year +7.89% -7.41% +20.71%
10th Percentile £374 £363 £390
90th Percentile £604 £587 £638
England median daily rate £525 £539 £518
% change year-on-year -2.55% +4.11% +3.50%
Number of hourly rates quoted 1 0 2
South East median hourly rate £22.50 - £55.00
10th Percentile £21.75 - £52.50
90th Percentile £23.25 - £57.50
England median hourly rate £22.50 - £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 the South East with a requirement for database or business intelligence skills.

All Database and Business Intelligence Skills
South East
Contract vacancies with a requirement for database or business intelligence skills 3,496 3,497 3,502
As % of all contract IT jobs advertised in the South East 21.25% 21.49% 20.69%
Number of daily rates quoted 2,268 2,201 2,147
South East median daily rate £448 £401 £400
Median daily rate % change year-on-year +11.74% +0.13% +6.67%
10th Percentile £313 £288 £275
90th Percentile £575 £544 £550
England median daily rate £475 £450 £425
% change year-on-year +5.56% +5.88% +6.25%
Number of hourly rates quoted 51 66 94
South East median hourly rate £35.00 £26.25 £30.00
Median hourly rate % change year-on-year +33.33% -12.50% +20.00%
10th Percentile £17.63 £9.25 £9.25
90th Percentile £57.50 £49.38 £52.25
England median hourly rate £32.24 £30.50 £28.50
% change year-on-year +5.70% +7.02% +3.64%

Apache Cassandra
Job Vacancy Trend in the South East

Job postings citing Apache Cassandra as a percentage of all IT jobs advertised in the South East.

Job vacancy trend for Apache Cassandra in the South East

Apache Cassandra
Contractor Daily Rate Trend in the South East

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

Contractor daily rate trend for Apache Cassandra in the South East

Apache Cassandra
Contractor Daily Rate Histogram in the South East

The daily rate distribution of IT jobs citing Apache Cassandra in the South East over the 6 months to 16 October 2018.

Contractor daily rate histogram for Apache Cassandra in the South East

Apache Cassandra
Contractor Hourly Rate Trend in the South East

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

Contractor hourly rate trend for Apache Cassandra in the South East

Apache Cassandra
Contract Job Locations in the South East

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 South East 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
Thames Valley +15 64 £500 +11.11% 9
Hampshire +29 63 £513 +2.50% 3
Berkshire +38 52 £500 +11.11% 3
Buckinghamshire -3 12 £400 +1.27%
Surrey -16 11 £425 +21.26% 1
West Sussex -5 10 £500 +29.03%
East Sussex - 9 £550 - 1
Middlesex - 3 £450 - 1
Apache Cassandra
England

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 South East region with a requirement for Apache Cassandra.

1 135 (83.33%) NoSQL
2 133 (82.10%) MongoDB
3 97 (59.88%) Agile Software Development
4 93 (57.41%) Java
5 89 (54.94%) Jenkins
6 88 (54.32%) Git (software)
7 84 (51.85%) TDD
8 80 (49.38%) RESTful
9 79 (48.77%) Docker
10 77 (47.53%) MVC
11 72 (44.44%) Spring
11 72 (44.44%) Java 8
12 71 (43.83%) Maven
13 69 (42.59%) Microservices
14 68 (41.98%) Amazon AWS
15 66 (40.74%) Greenfield Project
16 64 (39.51%) BDD
16 64 (39.51%) REST
17 54 (33.33%) Kafka
18 53 (32.72%) Scala
19 51 (31.48%) Web Services
19 51 (31.48%) Play Framework
20 49 (30.25%) SQL
20 49 (30.25%) Hibernate
21 48 (29.63%) PostgreSQL
22 47 (29.01%) Spring Boot
23 46 (28.40%) JavaScript
24 45 (27.78%) MySQL
25 44 (27.16%) Python
25 44 (27.16%) JMS

Apache Cassandra
Co-occurring IT Skills in the South East 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 42 (25.93%) MQSeries
2 37 (22.84%) Elasticsearch
3 21 (12.96%) Apache Solr
4 18 (11.11%) Apache Spark
5 16 (9.88%) OpenStack
6 13 (8.02%) Confluence
7 10 (6.17%) Tomcat
8 9 (5.56%) Apache
9 4 (2.47%) Apache Pig
10 3 (1.85%) IIS
11 2 (1.23%) WebLogic
12 1 (0.62%) nginx
12 1 (0.62%) SAS
Business Applications
1 1 (0.62%) Unica
Cloud Services
1 68 (41.98%) Amazon AWS
2 14 (8.64%) Microsoft Azure
3 10 (6.17%) OpenShift
4 9 (5.56%) Google Cloud Platform
5 6 (3.70%) Cortana Intelligence Suite
5 6 (3.70%) PaaS
5 6 (3.70%) SaaS
6 4 (2.47%) Amazon CloudWatch
7 3 (1.85%) Azure Active Directory
7 3 (1.85%) Azure Functions
7 3 (1.85%) Azure Machine Learning
7 3 (1.85%) IaaS
7 3 (1.85%) Serverless
8 2 (1.23%) Azure Data Factory
8 2 (1.23%) NuGet
9 1 (0.62%) Amazon EC2
9 1 (0.62%) Amazon ELB
9 1 (0.62%) Amazon S3
9 1 (0.62%) AWS CloudFormation
9 1 (0.62%) AWS CloudTrail
Communications & Networking
1 23 (14.20%) HTTP
2 8 (4.94%) Firewall
2 8 (4.94%) SSL
3 7 (4.32%) TCP/IP
4 6 (3.70%) DNS
5 5 (3.09%) HTTPS
5 5 (3.09%) LAN
5 5 (3.09%) WAN
6 1 (0.62%) DVB
6 1 (0.62%) VPN
Database & Business Intelligence
1 135 (83.33%) NoSQL
2 133 (82.10%) MongoDB
3 48 (29.63%) PostgreSQL
4 45 (27.78%) MySQL
5 44 (27.16%) Big Data
5 44 (27.16%) Couchbase
6 38 (23.46%) Redis
7 22 (13.58%) SQL Server
8 20 (12.35%) Neo4j
9 10 (6.17%) Cosmos DB
9 10 (6.17%) Hadoop
9 10 (6.17%) HBase
10 9 (5.56%) Data Warehouse
10 9 (5.56%) NuoDB
11 7 (4.32%) Data Lake
11 7 (4.32%) icCube
12 6 (3.70%) Azure SQL Data Warehouse
12 6 (3.70%) Azure SQL Database
12 6 (3.70%) Geospatial Data
12 6 (3.70%) Relational Database
Development Applications
1 89 (54.94%) Jenkins
2 88 (54.32%) Git (software)
3 71 (43.83%) Maven
4 42 (25.93%) JIRA
5 23 (14.20%) JUnit
5 23 (14.20%) Mockito
6 19 (11.73%) git-flow
7 7 (4.32%) Vagrant
8 5 (3.09%) Visual Studio
9 4 (2.47%) Octopus Deploy
9 4 (2.47%) TeamCity
10 3 (1.85%) Atlassian Bamboo
10 3 (1.85%) Cucumber
10 3 (1.85%) Mercurial
10 3 (1.85%) MSBuild
10 3 (1.85%) Visual Studio Team System
11 2 (1.23%) Eclipse
11 2 (1.23%) Team Foundation Server
12 1 (0.62%) AppVeyor
12 1 (0.62%) Selenium
General
1 42 (25.93%) Games
2 8 (4.94%) Finance
3 4 (2.47%) Marketing
4 2 (1.23%) Spanish Language
4 2 (1.23%) Telecoms
5 1 (0.62%) Banking
Job Titles
1 100 (61.73%) Developer
2 71 (43.83%) Java Developer
3 15 (9.26%) DevOps Engineer
4 14 (8.64%) Software Engineer
5 11 (6.79%) Architect
6 8 (4.94%) .NET Developer
7 7 (4.32%) AWS Developer
7 7 (4.32%) Senior Developer
8 6 (3.70%) .NET Software Engineer
8 6 (3.70%) Big Data Developer
8 6 (3.70%) Operations Engineer
8 6 (3.70%) Senior Java Developer
8 6 (3.70%) Technical Architect
9 5 (3.09%) Lead Developer
9 5 (3.09%) Lead Java Developer
9 5 (3.09%) Scala Developer
10 4 (2.47%) Python Engineer
11 3 (1.85%) Developer/Software Engineer
11 3 (1.85%) Kubernetes Engineer
11 3 (1.85%) SQL BI Developer
Libraries, Frameworks & Software Standards
1 80 (49.38%) RESTful
2 72 (44.44%) Spring
3 64 (39.51%) REST
4 54 (33.33%) Kafka
5 51 (31.48%) Play Framework
5 51 (31.48%) Web Services
6 49 (30.25%) Hibernate
7 47 (29.01%) Spring Boot
8 44 (27.16%) JMS
9 42 (25.93%) Spring MVC
10 41 (25.31%) RabbitMQ
11 34 (20.99%) JSON
12 31 (19.14%) .NET
13 28 (17.28%) CSS
13 28 (17.28%) HTML
14 18 (11.11%) ASP.NET Web API
15 16 (9.88%) LAPP Stack
15 16 (9.88%) Lucene
15 16 (9.88%) Memcached
16 13 (8.02%) ASP.NET MVC
Miscellaneous
1 66 (40.74%) Greenfield Project
2 10 (6.17%) Self-Motivation
3 8 (4.94%) Analytical Skills
4 6 (3.70%) Computer Science
4 6 (3.70%) User Experience
5 5 (3.09%) Video on Demand
6 4 (2.47%) Algorithms
6 4 (2.47%) Data Centre
7 3 (1.85%) Public Cloud
8 2 (1.23%) Data Structures
8 2 (1.23%) Linux Command Line
8 2 (1.23%) Replication
9 1 (0.62%) Fintech
9 1 (0.62%) Taxonomies
Operating Systems
1 39 (24.07%) Linux
2 21 (12.96%) Windows
3 9 (5.56%) VMS
4 5 (3.09%) CentOS
5 3 (1.85%) Ubuntu
5 3 (1.85%) Unix
Processes & Methodologies
1 97 (59.88%) Agile Software Development
2 84 (51.85%) TDD
3 77 (47.53%) MVC
4 69 (42.59%) Microservices
5 64 (39.51%) BDD
6 40 (24.69%) Open Source
7 33 (20.37%) DevOps
8 28 (17.28%) Continuous Integration
9 25 (15.43%) OO
10 24 (14.81%) Scrum
11 22 (13.58%) Analytics
12 21 (12.96%) Kanban
13 20 (12.35%) Machine Learning
14 18 (11.11%) Continuous Delivery
15 16 (9.88%) Configuration Management
15 16 (9.88%) Software Engineering
16 15 (9.26%) Mentoring
16 15 (9.26%) Multithreading
17 12 (7.41%) Asynchronous Programming
18 11 (6.79%) Test Automation
Programming Languages
1 93 (57.41%) Java
2 72 (44.44%) Java 8
3 53 (32.72%) Scala
4 49 (30.25%) SQL
5 46 (28.40%) JavaScript
6 44 (27.16%) Python
7 42 (25.93%) Java 9
8 34 (20.99%) C#
9 17 (10.49%) Bash Shell
10 14 (8.64%) Ruby
11 9 (5.56%) Perl
12 8 (4.94%) Go
13 7 (4.32%) C
14 5 (3.09%) PHP
14 5 (3.09%) R
15 4 (2.47%) PowerShell
15 4 (2.47%) TypeScript
16 3 (1.85%) AWK
16 3 (1.85%) Korn
17 2 (1.23%) MATLAB
Qualifications
1 13 (8.02%) Degree
2 3 (1.85%) Computer Science Degree
3 2 (1.23%) PhD
4 1 (0.62%) Master's Degree
Quality Assurance & Compliance
1 5 (3.09%) QA
2 2 (1.23%) Data Quality
2 2 (1.23%) ISO 9001
2 2 (1.23%) ISO/IEC 27001
System Software
1 79 (48.77%) Docker
2 14 (8.64%) Apache Flume
3 7 (4.32%) Hyper-V
3 7 (4.32%) VMware Infrastructure
4 5 (3.09%) KVM
4 5 (3.09%) Xen
5 3 (1.85%) Active Directory
5 3 (1.85%) Apache ZooKeeper
5 3 (1.85%) Virtual Machines
6 2 (1.23%) HDFS
Systems Management
1 35 (21.60%) Kubernetes
2 27 (16.67%) Ansible
3 22 (13.58%) Opscode Chef
3 22 (13.58%) Puppet
4 13 (8.02%) Kibana
4 13 (8.02%) Terraform
5 10 (6.17%) Grafana
6 8 (4.94%) logstash
6 8 (4.94%) Mesos
7 5 (3.09%) Prometheus
8 4 (2.47%) Consul
8 4 (2.47%) Uchiwa
9 3 (1.85%) Graphite
9 3 (1.85%) Nagios
9 3 (1.85%) Salt
9 3 (1.85%) StatsD
9 3 (1.85%) ZABBIX
10 2 (1.23%) Opsview
11 1 (0.62%) Hadoop YARN
11 1 (0.62%) Packer
Vendors
1 22 (13.58%) Microsoft
2 15 (9.26%) Oracle
3 13 (8.02%) Rackspace
4 12 (7.41%) IBM
5 9 (5.56%) Google
6 8 (4.94%) Splunk
7 7 (4.32%) Vertica
7 7 (4.32%) VMware
8 6 (3.70%) Red Hat
9 5 (3.09%) Databricks
9 5 (3.09%) Pega
9 5 (3.09%) SaltStack
10 4 (2.47%) Chordiant
11 3 (1.85%) New Relic
12 2 (1.23%) Hortonworks
13 1 (0.62%) Cloudera
13 1 (0.62%) Dynatrace
13 1 (0.62%) Talend