Period
to 19 October 2018

The following table provides summary statistics for contract job vacancies advertised in Hounslow 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 19 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
West London > Hounslow
6 months to
19 Oct 2018
Same period 2017 Same period 2016
Rank 37 29 -
Rank change year-on-year -8 - +38
Contract jobs citing Apache Cassandra 11 10 0
As % of all contract IT jobs advertised in Hounslow 2.76% 4.00% -
As % of the Database & Business Intelligence category 13.75% 17.24% -
Number of daily rates quoted 8 12 0
Hounslow median daily rate £546 £550 -
Median daily rate % change year-on-year -0.68% - -
West London median daily rate £550 £550 £520
% change year-on-year - +5.77% +11.53%
Number of hourly rates quoted 0 0 0
Hounslow median hourly rate - - -
West London median hourly rate - - -

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 Hounslow with a requirement for database or business intelligence skills.

All Database and Business Intelligence Skills
Hounslow
Contract vacancies with a requirement for database or business intelligence skills 80 58 60
As % of all contract IT jobs advertised in Hounslow 20.05% 23.20% 20.20%
Number of daily rates quoted 52 38 32
Hounslow median daily rate £465 £513 £425
Median daily rate % change year-on-year -9.27% +20.59% -
10th Percentile £282 £313 £313
90th Percentile £649 £593 £542
West London median daily rate £475 £481 £450
% change year-on-year -1.25% +6.89% +12.50%
Number of hourly rates quoted 2 0 4
Hounslow median hourly rate £43.00 - £25.00
10th Percentile £41.40 - £18.25
90th Percentile £44.20 - £48.88
West London median hourly rate £45.00 £25.50 £35.00
% change year-on-year +76.47% -27.14% +55.56%

Apache Cassandra
Job Vacancy Trend in Hounslow

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

Job vacancy trend for Apache Cassandra in Hounslow

Apache Cassandra
Contractor Daily Rate Trend in Hounslow

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

Contractor daily rate trend for Apache Cassandra in Hounslow

Apache Cassandra
Contract Job Locations in Hounslow

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 Hounslow region over the 6 months to 19 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
Isleworth -1 4 £530 -3.64%
Brentford - 3 £600 - 1
Osterley +5 1 - -
Apache Cassandra
West London

For the 6 months to 19 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 Hounslow region with a requirement for Apache Cassandra.

1 9 (81.82%) Docker
2 8 (72.73%) Kubernetes
3 7 (63.64%) Java
4 6 (54.55%) TDD
4 6 (54.55%) Microservices
4 6 (54.55%) Kafka
5 5 (45.45%) REST
5 5 (45.45%) Agile Software Development
5 5 (45.45%) Python
5 5 (45.45%) MongoDB
6 4 (36.36%) Scala
6 4 (36.36%) Scrum
6 4 (36.36%) Jenkins
7 3 (27.27%) Elasticsearch
7 3 (27.27%) Big Data
7 3 (27.27%) Non-Functional Testing
7 3 (27.27%) High Availability
7 3 (27.27%) Apache Spark
7 3 (27.27%) DevOps
7 3 (27.27%) Coaching
7 3 (27.27%) Gatling
7 3 (27.27%) Apache Solr
7 3 (27.27%) Open Source
7 3 (27.27%) BDD
7 3 (27.27%) Maven
7 3 (27.27%) Continuous Integration
7 3 (27.27%) Ansible
7 3 (27.27%) Acceptance Criteria
8 2 (18.18%) Prometheus
8 2 (18.18%) Kanban

Apache Cassandra
Co-occurring IT Skills in Hounslow 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 3 (27.27%) Apache Solr
1 3 (27.27%) Apache Spark
1 3 (27.27%) Elasticsearch
2 1 (9.09%) Apache
2 1 (9.09%) OpenStack
Cloud Services
1 2 (18.18%) Akamai
2 1 (9.09%) GitHub
Communications & Networking
1 1 (9.09%) Firewall
1 1 (9.09%) HTTP
1 1 (9.09%) VLAN
Database & Business Intelligence
1 5 (45.45%) MongoDB
2 3 (27.27%) Big Data
3 2 (18.18%) Apache Hive
3 2 (18.18%) Flink
3 2 (18.18%) Hadoop
3 2 (18.18%) Hazelcast
3 2 (18.18%) HBase
3 2 (18.18%) Impala
3 2 (18.18%) MySQL
3 2 (18.18%) NoSQL
4 1 (9.09%) RavenDB
4 1 (9.09%) Relational Database
Development Applications
1 4 (36.36%) Jenkins
2 3 (27.27%) Gatling
2 3 (27.27%) Maven
3 2 (18.18%) Cucumber
3 2 (18.18%) Git (software)
3 2 (18.18%) JUnit
3 2 (18.18%) Mockito
4 1 (9.09%) Gradle
4 1 (9.09%) JMeter
4 1 (9.09%) LoadRunner
4 1 (9.09%) TeamCity
General
1 1 (9.09%) Marketing
Job Titles
1 7 (63.64%) Developer
2 5 (45.45%) Java Developer
3 2 (18.18%) Agile Developer
3 2 (18.18%) Agile Java Developer
3 2 (18.18%) Data Engineer
4 1 (9.09%) .NET Developer
4 1 (9.09%) Big Data Developer
4 1 (9.09%) Big Data Engineer
4 1 (9.09%) Cybersecurity Engineer
4 1 (9.09%) Elasticsearch Developer
4 1 (9.09%) Full Stack Developer
4 1 (9.09%) Integration Tester
4 1 (9.09%) Messaging Developer
4 1 (9.09%) Scala Developer
4 1 (9.09%) Security Engineer
4 1 (9.09%) Senior Developer
4 1 (9.09%) Senior Java Developer
4 1 (9.09%) Tester
Libraries, Frameworks & Software Standards
1 6 (54.55%) Kafka
2 5 (45.45%) REST
3 2 (18.18%) ActiveMQ
3 2 (18.18%) AngularJS
3 2 (18.18%) Backbone.js
3 2 (18.18%) JMS
3 2 (18.18%) React
3 2 (18.18%) RESTful
3 2 (18.18%) Sensu
3 2 (18.18%) Spark Streaming
3 2 (18.18%) Spring
3 2 (18.18%) Spring Boot
4 1 (9.09%) .NET
4 1 (9.09%) .NET Core
4 1 (9.09%) Akka
4 1 (9.09%) Play Framework
4 1 (9.09%) RabbitMQ
4 1 (9.09%) spray
4 1 (9.09%) Web Services
Miscellaneous
1 1 (9.09%) Cyber Defence
1 1 (9.09%) Data Centre
1 1 (9.09%) Greenfield Project
1 1 (9.09%) Linux Command Line
Operating Systems
1 2 (18.18%) Unix
Processes & Methodologies
1 6 (54.55%) Microservices
1 6 (54.55%) TDD
2 5 (45.45%) Agile Software Development
3 4 (36.36%) Scrum
4 3 (27.27%) Acceptance Criteria
4 3 (27.27%) BDD
4 3 (27.27%) Coaching
4 3 (27.27%) Continuous Integration
4 3 (27.27%) DevOps
4 3 (27.27%) High Availability
4 3 (27.27%) Non-Functional Testing
4 3 (27.27%) Open Source
5 2 (18.18%) Continuous Delivery
5 2 (18.18%) Continuous Improvement
5 2 (18.18%) Functional Testing
5 2 (18.18%) Machine Learning
5 2 (18.18%) Mentoring
5 2 (18.18%) Performance Tuning
5 2 (18.18%) Software Architecture
5 2 (18.18%) Test Automation
Programming Languages
1 7 (63.64%) Java
2 5 (45.45%) Python
3 4 (36.36%) Scala
4 2 (18.18%) JavaScript
5 1 (9.09%) Bash Shell
5 1 (9.09%) C#
5 1 (9.09%) Java 8
5 1 (9.09%) Ruby
Quality Assurance & Compliance
1 2 (18.18%) QA
System Software
1 9 (81.82%) Docker
2 2 (18.18%) Apache Flume
3 1 (9.09%) HDFS
3 1 (9.09%) NFS
3 1 (9.09%) VMware Infrastructure
3 1 (9.09%) Xen
Systems Management
1 8 (72.73%) Kubernetes
2 3 (27.27%) Ansible
3 2 (18.18%) Hadoop YARN
3 2 (18.18%) Prometheus
3 2 (18.18%) Puppet
3 2 (18.18%) Rancher
3 2 (18.18%) Terraform
4 1 (9.09%) Docker Swarm
4 1 (9.09%) Grafana
4 1 (9.09%) Mesos
4 1 (9.09%) Oozie
Vendors
1 1 (9.09%) AppDynamics
1 1 (9.09%) Cloudera
1 1 (9.09%) SOASTA, Inc
1 1 (9.09%) Splunk
1 1 (9.09%) VMware