Period
to 11 December 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 11 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
West London > Hounslow
6 months to
11 Dec 2018
Same period 2017 Same period 2016
Rank 40 27 -
Rank change year-on-year -13 - +33
Contract jobs citing Apache Cassandra 11 21 0
As % of all contract IT jobs advertised in Hounslow 2.66% 6.50% -
As % of the Database & Business Intelligence category 13.92% 26.25% -
Number of daily rates quoted 10 24 0
Hounslow median daily rate £587 £550 -
Median daily rate % change year-on-year +6.73% - -
West London median daily rate £556 £550 £510
% change year-on-year +1.14% +7.84% +2.00%
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 79 80 52
As % of all contract IT jobs advertised in Hounslow 19.08% 24.77% 18.77%
Number of daily rates quoted 49 57 28
Hounslow median daily rate £500 £525 £425
Median daily rate % change year-on-year -4.76% +23.53% -
10th Percentile £296 £313 £313
90th Percentile £651 £585 £488
West London median daily rate £475 £500 £450
% change year-on-year -5.00% +11.11% +6.51%
Number of hourly rates quoted 2 0 3
Hounslow median hourly rate £43.00 - £27.50
10th Percentile £41.40 - £18.83
90th Percentile £44.20 - £51.75
West London median hourly rate £44.25 £26.61 £38.50
% change year-on-year +66.32% -30.90% +23.20%

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 11 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
Feltham - 3 £587 -
Isleworth +4 1 £543 -1.36%
Osterley 0 1 - -
Brentford - 1 £625 -
Apache Cassandra
West London

For the 6 months to 11 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 Hounslow region with a requirement for Apache Cassandra.

1 9 (81.82%) Docker
2 8 (72.73%) Microservices
2 8 (72.73%) Kubernetes
3 7 (63.64%) Java
4 6 (54.55%) Python
4 6 (54.55%) Elasticsearch
5 4 (36.36%) Kafka
5 4 (36.36%) Jenkins
5 4 (36.36%) DevOps
5 4 (36.36%) Ansible
5 4 (36.36%) Configuration Management
5 4 (36.36%) VMware
5 4 (36.36%) TDD
5 4 (36.36%) Xen
5 4 (36.36%) VMware Infrastructure
5 4 (36.36%) Continuous Integration
5 4 (36.36%) Scala
5 4 (36.36%) Bash Shell
6 3 (27.27%) Git (software)
6 3 (27.27%) Amazon AWS
6 3 (27.27%) Puppet
6 3 (27.27%) MongoDB
6 3 (27.27%) Pair Programming
6 3 (27.27%) Multimedia
6 3 (27.27%) Software Engineering
6 3 (27.27%) AWK
6 3 (27.27%) Agile Software Development
6 3 (27.27%) Perl
6 3 (27.27%) C++
6 3 (27.27%) Terraform

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 6 (54.55%) Elasticsearch
2 3 (27.27%) Apache Solr
2 3 (27.27%) Apache Spark
3 1 (9.09%) Apache
3 1 (9.09%) OpenStack
Cloud Services
1 3 (27.27%) Amazon AWS
1 3 (27.27%) Google Cloud Platform
Communications & Networking
1 1 (9.09%) Firewall
1 1 (9.09%) HTTP
1 1 (9.09%) VLAN
Database & Business Intelligence
1 3 (27.27%) MongoDB
2 2 (18.18%) Apache Hive
2 2 (18.18%) Big Data
2 2 (18.18%) Flink
2 2 (18.18%) Hadoop
2 2 (18.18%) HBase
2 2 (18.18%) Impala
2 2 (18.18%) NoSQL
3 1 (9.09%) RavenDB
3 1 (9.09%) Relational Database
Development Applications
1 4 (36.36%) Jenkins
2 3 (27.27%) Git (software)
3 2 (18.18%) Gradle
4 1 (9.09%) Gatling
4 1 (9.09%) JMeter
4 1 (9.09%) LoadRunner
General
1 3 (27.27%) Multimedia
2 1 (9.09%) Marketing
Job Titles
1 4 (36.36%) Developer
2 3 (27.27%) DevOps Engineer
3 2 (18.18%) Data Engineer
3 2 (18.18%) Java Developer
3 2 (18.18%) Senior Developer
3 2 (18.18%) Senior Java Developer
4 1 (9.09%) .NET Developer
4 1 (9.09%) Big Data Engineer
4 1 (9.09%) Cybersecurity Engineer
4 1 (9.09%) Elasticsearch Developer
4 1 (9.09%) Integration Tester
4 1 (9.09%) Scala Developer
4 1 (9.09%) Security Engineer
4 1 (9.09%) Tester
Libraries, Frameworks & Software Standards
1 4 (36.36%) Kafka
2 3 (27.27%) WebRTC
3 2 (18.18%) REST
3 2 (18.18%) RESTful
3 2 (18.18%) Spark Streaming
3 2 (18.18%) Web Services
4 1 (9.09%) .NET
4 1 (9.09%) .NET Core
4 1 (9.09%) Akka
4 1 (9.09%) JMS
4 1 (9.09%) Play Framework
4 1 (9.09%) RabbitMQ
4 1 (9.09%) spray
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 8 (72.73%) Microservices
2 4 (36.36%) Configuration Management
2 4 (36.36%) Continuous Integration
2 4 (36.36%) DevOps
2 4 (36.36%) TDD
3 3 (27.27%) Agile Software Development
3 3 (27.27%) Pair Programming
3 3 (27.27%) Problem-Solving
3 3 (27.27%) Software Engineering
4 2 (18.18%) Continuous Delivery
4 2 (18.18%) Machine Learning
4 2 (18.18%) Performance Tuning
4 2 (18.18%) Root Cause Analysis
4 2 (18.18%) Test Automation
5 1 (9.09%) Load Testing
5 1 (9.09%) Multithreading
5 1 (9.09%) Performance Testing
5 1 (9.09%) Test Scripting
5 1 (9.09%) Unit Testing
5 1 (9.09%) Use Case
Programming Languages
1 7 (63.64%) Java
2 6 (54.55%) Python
3 4 (36.36%) Bash Shell
3 4 (36.36%) Scala
4 3 (27.27%) AWK
4 3 (27.27%) C++
4 3 (27.27%) Go
4 3 (27.27%) Perl
5 2 (18.18%) Java 8
6 1 (9.09%) C#
6 1 (9.09%) Ruby
System Software
1 9 (81.82%) Docker
2 4 (36.36%) VMware Infrastructure
2 4 (36.36%) Xen
3 3 (27.27%) KVM
4 2 (18.18%) Apache Flume
5 1 (9.09%) HDFS
5 1 (9.09%) NFS
Systems Management
1 8 (72.73%) Kubernetes
2 4 (36.36%) Ansible
3 3 (27.27%) Grafana
3 3 (27.27%) Kibana
3 3 (27.27%) Opscode Chef
3 3 (27.27%) Puppet
3 3 (27.27%) Salt
3 3 (27.27%) Terraform
4 2 (18.18%) Hadoop YARN
5 1 (9.09%) Docker Swarm
5 1 (9.09%) Mesos
5 1 (9.09%) Oozie
5 1 (9.09%) Prometheus
Vendors
1 4 (36.36%) VMware
2 1 (9.09%) AppDynamics
2 1 (9.09%) Cloudera
2 1 (9.09%) SOASTA, Inc
2 1 (9.09%) Splunk