Period
to 15 November 2018

The following table provides summary statistics for contract job vacancies advertised in Berkshire 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 15 November 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
South East > Berkshire
6 months to
15 Nov 2018
Same period 2017 Same period 2016
Rank 114 155 170
Rank change year-on-year +41 +15 +7
Contract jobs citing Apache Cassandra 60 12 6
As % of all contract IT jobs advertised in Berkshire 1.45% 0.29% 0.14%
As % of the Database & Business Intelligence category 7.72% 1.45% 0.83%
Number of daily rates quoted 55 9 5
Berkshire median daily rate £500 £450 £450
Median daily rate % change year-on-year +11.11% - -2.70%
10th Percentile £330 £374 £364
90th Percentile £688 £535 £563
South East median daily rate £513 £450 £549
% change year-on-year +13.89% -18.00% +25.43%
Number of hourly rates quoted 0 0 0
Berkshire median hourly rate - - -
South East 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 Berkshire with a requirement for database or business intelligence skills.

All Database and Business Intelligence Skills
Berkshire
Contract vacancies with a requirement for database or business intelligence skills 777 829 724
As % of all contract IT jobs advertised in Berkshire 18.75% 20.25% 16.56%
Number of daily rates quoted 485 507 396
Berkshire median daily rate £450 £425 £403
Median daily rate % change year-on-year +5.88% +5.52% +0.69%
10th Percentile £313 £300 £300
90th Percentile £586 £588 £593
South East median daily rate £450 £413 £400
% change year-on-year +9.09% +3.13% +6.67%
Number of hourly rates quoted 6 20 35
Berkshire median hourly rate £33.25 £15.00 £9.50
Median hourly rate % change year-on-year +121.67% +57.89% -42.86%
10th Percentile £10.63 £9.25 £9.25
90th Percentile £53.13 £50.38 £18.91
South East median hourly rate £35.00 £42.50 £30.00
% change year-on-year -17.65% +41.67% +7.14%

Apache Cassandra
Job Vacancy Trend in Berkshire

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

Job vacancy trend for Apache Cassandra in Berkshire

Apache Cassandra
Contractor Daily Rate Trend in Berkshire

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

Contractor daily rate trend for Apache Cassandra in Berkshire

Apache Cassandra
Contractor Daily Rate Histogram in Berkshire

The daily rate distribution of IT jobs citing Apache Cassandra in Berkshire over the 6 months to 15 November 2018.

Contractor daily rate histogram for Apache Cassandra in Berkshire

Apache Cassandra
Contract Job Locations in Berkshire

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 Berkshire region over the 6 months to 15 November 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
Reading -2 10 £450 -5.76% 1
Slough -1 7 £513 +22.02% 3
Maidenhead +2 4 £525 +18.31%
Wokingham - 2 £650 -
Newbury -4 1 - - 2
Windsor - 1 - -
Apache Cassandra
South East

For the 6 months to 15 November 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 Berkshire region with a requirement for Apache Cassandra.

1 47 (78.33%) NoSQL
2 46 (76.67%) MongoDB
3 40 (66.67%) Kafka
4 38 (63.33%) Amazon AWS
5 30 (50.00%) MVC
5 30 (50.00%) Java
5 30 (50.00%) RabbitMQ
6 29 (48.33%) Elasticsearch
7 27 (45.00%) .NET
8 26 (43.33%) Agile Software Development
8 26 (43.33%) Microservices
9 25 (41.67%) Multithreading
9 25 (41.67%) C#
10 23 (38.33%) JavaScript
11 22 (36.67%) Greenfield Project
12 21 (35.00%) Docker
13 20 (33.33%) Redis
13 20 (33.33%) OO
14 19 (31.67%) MySQL
14 19 (31.67%) Big Data
14 19 (31.67%) Kubernetes
15 18 (30.00%) Neo4j
15 18 (30.00%) ASP.NET Web API
15 18 (30.00%) HTML
15 18 (30.00%) CSS
15 18 (30.00%) PostgreSQL
15 18 (30.00%) Spring
16 17 (28.33%) Lucene
16 17 (28.33%) TDD
16 17 (28.33%) Open Source

Apache Cassandra
Co-occurring IT Skills in Berkshire 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 29 (48.33%) Elasticsearch
2 17 (28.33%) Apache Solr
3 13 (21.67%) Apache Spark
4 4 (6.67%) OpenStack
5 2 (3.33%) Apache
6 1 (1.67%) Apache Pig
6 1 (1.67%) Confluence
6 1 (1.67%) IIS
Cloud Services
1 38 (63.33%) Amazon AWS
2 3 (5.00%) Amazon CloudWatch
2 3 (5.00%) IaaS
2 3 (5.00%) Microsoft Azure
3 2 (3.33%) PaaS
4 1 (1.67%) Cloud Computing
4 1 (1.67%) Google Cloud Platform
4 1 (1.67%) NuGet
4 1 (1.67%) SaaS
4 1 (1.67%) Serverless
Communications & Networking
1 16 (26.67%) HTTP
2 8 (13.33%) TCP/IP
3 7 (11.67%) SMPP
4 1 (1.67%) DVB
4 1 (1.67%) Firewall
4 1 (1.67%) Kerberos
4 1 (1.67%) LAN
4 1 (1.67%) VPN
4 1 (1.67%) WAN
Database & Business Intelligence
1 47 (78.33%) NoSQL
2 46 (76.67%) MongoDB
3 20 (33.33%) Redis
4 19 (31.67%) Big Data
4 19 (31.67%) MySQL
5 18 (30.00%) Neo4j
5 18 (30.00%) PostgreSQL
6 10 (16.67%) SQL Server
7 3 (5.00%) Data Warehouse
7 3 (5.00%) SQL Server 2012
8 2 (3.33%) Cosmos DB
8 2 (3.33%) CouchDB
8 2 (3.33%) Hadoop
9 1 (1.67%) Apache Hive
9 1 (1.67%) HBase
9 1 (1.67%) Mahout
9 1 (1.67%) RavenDB
9 1 (1.67%) Relational Database
9 1 (1.67%) Sqoop
Development Applications
1 17 (28.33%) Jenkins
2 16 (26.67%) Git (software)
2 16 (26.67%) JIRA
2 16 (26.67%) JUnit
2 16 (26.67%) Maven
2 16 (26.67%) Mockito
3 15 (25.00%) git-flow
4 3 (5.00%) Octopus Deploy
4 3 (5.00%) TeamCity
5 1 (1.67%) Eclipse
5 1 (1.67%) Team Foundation Server
5 1 (1.67%) Vagrant
5 1 (1.67%) Visual Studio
General
1 4 (6.67%) Telecoms
2 1 (1.67%) Banking
2 1 (1.67%) Marketing
Job Titles
1 34 (56.67%) Developer
2 23 (38.33%) Java Developer
3 11 (18.33%) Software Engineer
4 8 (13.33%) .NET Developer
4 8 (13.33%) Senior Developer
5 7 (11.67%) Senior Java Developer
6 6 (10.00%) Architect
7 3 (5.00%) .NET Software Developer
7 3 (5.00%) .NET Software Engineer
7 3 (5.00%) Developer/Software Engineer
7 3 (5.00%) Platform Architect
7 3 (5.00%) Web Developer
8 2 (3.33%) AWS Developer
8 2 (3.33%) Big Data Engineer
8 2 (3.33%) Consultant
8 2 (3.33%) Data Consultant
8 2 (3.33%) Data Engineer
8 2 (3.33%) DevOps Engineer
8 2 (3.33%) Senior Software Engineer
9 1 (1.67%) Data Architect
Libraries, Frameworks & Software Standards
1 40 (66.67%) Kafka
2 30 (50.00%) RabbitMQ
3 27 (45.00%) .NET
4 18 (30.00%) ASP.NET Web API
4 18 (30.00%) CSS
4 18 (30.00%) HTML
4 18 (30.00%) Spring
5 17 (28.33%) Lucene
5 17 (28.33%) Memcached
6 16 (26.67%) JSON
6 16 (26.67%) RESTful
7 13 (21.67%) SignalR
8 12 (20.00%) Apache Avro
8 12 (20.00%) Protocol Buffers
9 11 (18.33%) .NET Core
9 11 (18.33%) ASP.NET
9 11 (18.33%) ASP.NET MVC
10 10 (16.67%) WPF
11 9 (15.00%) Natural Language Processing
12 5 (8.33%) Task Parallel Library
Miscellaneous
1 22 (36.67%) Greenfield Project
2 11 (18.33%) Self-Motivation
3 4 (6.67%) Data Centre
4 3 (5.00%) Analytical Skills
4 3 (5.00%) Public Cloud
5 2 (3.33%) Computer Science
5 2 (3.33%) Replication
6 1 (1.67%) Clustering
6 1 (1.67%) Hybrid Cloud
Operating Systems
1 13 (21.67%) Windows
2 11 (18.33%) Linux
3 3 (5.00%) Ubuntu
4 1 (1.67%) Unix
4 1 (1.67%) VMS
Processes & Methodologies
1 30 (50.00%) MVC
2 26 (43.33%) Agile Software Development
2 26 (43.33%) Microservices
3 25 (41.67%) Multithreading
4 20 (33.33%) OO
5 17 (28.33%) Open Source
5 17 (28.33%) TDD
6 16 (26.67%) Continuous Integration
7 15 (25.00%) BDD
7 15 (25.00%) Multithreaded Programming
8 14 (23.33%) DevOps
9 13 (21.67%) Asynchronous Programming
10 12 (20.00%) B2B
10 12 (20.00%) SOA
11 11 (18.33%) Machine Learning
11 11 (18.33%) Software Engineering
12 10 (16.67%) Mentoring
13 9 (15.00%) Anomaly Detection
14 8 (13.33%) Scrum
15 6 (10.00%) Artificial Intelligence
Programming Languages
1 30 (50.00%) Java
2 25 (41.67%) C#
3 23 (38.33%) JavaScript
4 16 (26.67%) Java 8
5 10 (16.67%) SQL
6 6 (10.00%) Python
7 4 (6.67%) Bash Shell
7 4 (6.67%) C++
7 4 (6.67%) TypeScript
8 2 (3.33%) AWK
8 2 (3.33%) Perl
8 2 (3.33%) R
9 1 (1.67%) C
9 1 (1.67%) CQL
9 1 (1.67%) PowerShell
9 1 (1.67%) Scala
Qualifications
1 3 (5.00%) Degree
2 1 (1.67%) Computer Science Degree
2 1 (1.67%) Master's Degree
Quality Assurance & Compliance
1 3 (5.00%) QA
2 1 (1.67%) ISO 9001
2 1 (1.67%) ISO/IEC 27001
2 1 (1.67%) SLA
System Software
1 21 (35.00%) Docker
2 4 (6.67%) Apache Flume
2 4 (6.67%) Apache ZooKeeper
3 2 (3.33%) VMware Infrastructure
4 1 (1.67%) HDFS
4 1 (1.67%) Oracle RAC
Systems Management
1 19 (31.67%) Kubernetes
2 8 (13.33%) Puppet
3 7 (11.67%) Ansible
4 6 (10.00%) Grafana
4 6 (10.00%) Opscode Chef
5 5 (8.33%) Graphite
6 3 (5.00%) Mesos
6 3 (5.00%) Nagios
6 3 (5.00%) Salt
6 3 (5.00%) StatsD
6 3 (5.00%) ZABBIX
7 2 (3.33%) Kibana
8 1 (1.67%) Ambari
8 1 (1.67%) Graylog
8 1 (1.67%) Hadoop YARN
8 1 (1.67%) Microsoft Clustering
8 1 (1.67%) Oozie
8 1 (1.67%) Opsview
Vendors
1 16 (26.67%) Microsoft
2 14 (23.33%) Rackspace
3 3 (5.00%) New Relic
3 3 (5.00%) Splunk
4 2 (3.33%) Oracle
4 2 (3.33%) VMware
5 1 (1.67%) Cisco
5 1 (1.67%) Google
5 1 (1.67%) Hortonworks