Period
to 19 September 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 19 September 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
19 Sep 2018
Same period 2017 Same period 2016
Rank 114 152 168
Rank change year-on-year +38 +16 +3
Contract jobs citing Apache Cassandra 52 11 11
As % of all contract IT jobs advertised in Berkshire 1.34% 0.27% 0.24%
As % of the Database & Business Intelligence category 7.43% 1.34% 1.51%
Number of daily rates quoted 46 11 4
Berkshire median daily rate £463 £478 £450
Median daily rate % change year-on-year -3.14% +6.11% -32.08%
10th Percentile £325 £425 £362
90th Percentile £663 £575 £569
South East median daily rate £513 £475 £548
% change year-on-year +7.89% -13.24% +28.82%
Number of hourly rates quoted 2 0 0
Berkshire median hourly rate £61.25 - -
South East median hourly rate £50.00 - £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 700 820 730
As % of all contract IT jobs advertised in Berkshire 18.04% 20.34% 15.86%
Number of daily rates quoted 424 477 400
Berkshire median daily rate £425 £403 £413
Median daily rate % change year-on-year +5.59% -2.42% +3.13%
10th Percentile £313 £300 £300
90th Percentile £588 £575 £575
South East median daily rate £445 £403 £400
% change year-on-year +10.56% +0.63% +6.67%
Number of hourly rates quoted 10 30 30
Berkshire median hourly rate £35.25 £10.75 £9.50
Median hourly rate % change year-on-year +227.91% +13.16% -49.33%
10th Percentile £10.93 £9.25 £9.25
90th Percentile £59.13 £50.38 £19.13
South East median hourly rate £35.00 £25.00 £37.75
% change year-on-year +40.00% -33.77% +51.00%

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 19 September 2018.

Contractor daily rate histogram for Apache Cassandra in Berkshire

Apache Cassandra
Contractor Hourly Rate Histogram in Berkshire

The hourly rate distribution of IT jobs citing Apache Cassandra in Berkshire over the 6 months to 19 September 2018.

Contractor hourly 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 19 September 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
Maidenhead - 9 £500 - 1
Reading -5 8 £425 -19.05% 1
Slough -4 1 £513 +13.89%
Wokingham - 1 £575 -
Apache Cassandra
South East

For the 6 months to 19 September 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 43 (82.69%) NoSQL
2 37 (71.15%) MongoDB
3 32 (61.54%) Amazon AWS
4 28 (53.85%) MVC
5 27 (51.92%) Java
5 27 (51.92%) JavaScript
6 25 (48.08%) Git (software)
6 25 (48.08%) Jenkins
7 24 (46.15%) Agile Software Development
8 23 (44.23%) JIRA
8 23 (44.23%) Kafka
9 21 (40.38%) Elasticsearch
9 21 (40.38%) RabbitMQ
9 21 (40.38%) C#
9 21 (40.38%) .NET
10 20 (38.46%) Greenfield Project
11 19 (36.54%) Docker
11 19 (36.54%) Kubernetes
11 19 (36.54%) HTML
11 19 (36.54%) CSS
11 19 (36.54%) Linux
12 18 (34.62%) HTTP
12 18 (34.62%) MySQL
12 18 (34.62%) PostgreSQL
12 18 (34.62%) TDD
12 18 (34.62%) Maven
13 17 (32.69%) Redis
14 16 (30.77%) Mockito
14 16 (30.77%) BDD
14 16 (30.77%) RESTful

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 21 (40.38%) Elasticsearch
2 15 (28.85%) Apache Solr
3 7 (13.46%) Confluence
4 6 (11.54%) Apache
4 6 (11.54%) Apache Spark
5 5 (9.62%) WebLogic
6 4 (7.69%) OpenStack
6 4 (7.69%) Tomcat
7 2 (3.85%) IIS
Cloud Services
1 32 (61.54%) Amazon AWS
2 2 (3.85%) Amazon CloudWatch
2 2 (3.85%) Microsoft Azure
2 2 (3.85%) NuGet
Communications & Networking
1 18 (34.62%) HTTP
2 5 (9.62%) DOCSIS
3 4 (7.69%) SNMP
4 2 (3.85%) Firewall
4 2 (3.85%) TCP/IP
5 1 (1.92%) Broadband
5 1 (1.92%) DVB
Database & Business Intelligence
1 43 (82.69%) NoSQL
2 37 (71.15%) MongoDB
3 18 (34.62%) MySQL
3 18 (34.62%) PostgreSQL
4 17 (32.69%) Redis
5 16 (30.77%) Neo4j
6 10 (19.23%) Big Data
7 8 (15.38%) SQL Server
8 3 (5.77%) SQL Server 2012
9 2 (3.85%) Cosmos DB
9 2 (3.85%) CouchDB
9 2 (3.85%) Data Warehouse
10 1 (1.92%) RavenDB
Development Applications
1 25 (48.08%) Git (software)
1 25 (48.08%) Jenkins
2 23 (44.23%) JIRA
3 18 (34.62%) Maven
4 16 (30.77%) git-flow
4 16 (30.77%) JUnit
4 16 (30.77%) Mockito
5 5 (9.62%) Cucumber
5 5 (9.62%) Vagrant
6 4 (7.69%) Octopus Deploy
6 4 (7.69%) TeamCity
7 2 (3.85%) Eclipse
7 2 (3.85%) Subversion
7 2 (3.85%) Team Foundation Server
7 2 (3.85%) Visual Studio
General
1 1 (1.92%) Marketing
1 1 (1.92%) Telecoms
Job Titles
1 28 (53.85%) Developer
2 17 (32.69%) Java Developer
3 8 (15.38%) .NET Developer
4 7 (13.46%) Consultant
4 7 (13.46%) Software Engineer
5 5 (9.62%) Architect
5 5 (9.62%) Software Consultant
6 4 (7.69%) Senior Developer
7 3 (5.77%) .NET Software Developer
7 3 (5.77%) .NET Software Engineer
7 3 (5.77%) Developer/Software Engineer
7 3 (5.77%) Platform Architect
7 3 (5.77%) Senior Java Developer
7 3 (5.77%) Web Developer
8 2 (3.85%) AWS Developer
8 2 (3.85%) Data Consultant
8 2 (3.85%) DevOps Engineer
8 2 (3.85%) Junior
8 2 (3.85%) Junior Consultant
8 2 (3.85%) Senior Consultant
Libraries, Frameworks & Software Standards
1 23 (44.23%) Kafka
2 21 (40.38%) .NET
2 21 (40.38%) RabbitMQ
3 19 (36.54%) CSS
3 19 (36.54%) HTML
4 16 (30.77%) ASP.NET Web API
4 16 (30.77%) RESTful
4 16 (30.77%) Spring
5 15 (28.85%) Lucene
5 15 (28.85%) Memcached
6 14 (26.92%) JSON
7 11 (21.15%) SignalR
8 10 (19.23%) .NET Core
8 10 (19.23%) Apache Avro
8 10 (19.23%) Node.js
8 10 (19.23%) Protocol Buffers
9 9 (17.31%) ASP.NET
9 9 (17.31%) ASP.NET MVC
9 9 (17.31%) Natural Language Processing
10 6 (11.54%) REST
Miscellaneous
1 20 (38.46%) Greenfield Project
2 9 (17.31%) Self-Motivation
3 5 (9.62%) Computer Science
4 4 (7.69%) Linux Command Line
5 2 (3.85%) Analytical Skills
5 2 (3.85%) Data Centre
5 2 (3.85%) Public Cloud
5 2 (3.85%) Replication
5 2 (3.85%) Virtual Team
6 1 (1.92%) Digital TV
Operating Systems
1 19 (36.54%) Linux
2 9 (17.31%) Windows
3 3 (5.77%) Ubuntu
Processes & Methodologies
1 28 (53.85%) MVC
2 24 (46.15%) Agile Software Development
3 18 (34.62%) TDD
4 16 (30.77%) BDD
4 16 (30.77%) Continuous Integration
5 15 (28.85%) Microservices
5 15 (28.85%) Open Source
6 14 (26.92%) OO
7 13 (25.00%) Multithreading
8 11 (21.15%) Asynchronous Programming
9 10 (19.23%) B2B
10 9 (17.31%) Anomaly Detection
10 9 (17.31%) DevOps
10 9 (17.31%) Machine Learning
10 9 (17.31%) Web Development
11 8 (15.38%) Mentoring
11 8 (15.38%) Multithreaded Programming
11 8 (15.38%) SOA
11 8 (15.38%) Software Engineering
12 7 (13.46%) Scrum
Programming Languages
1 27 (51.92%) Java
1 27 (51.92%) JavaScript
2 21 (40.38%) C#
3 16 (30.77%) Java 8
4 14 (26.92%) Python
5 6 (11.54%) Perl
5 6 (11.54%) SQL
6 4 (7.69%) TypeScript
7 2 (3.85%) AWK
7 2 (3.85%) Bash Shell
7 2 (3.85%) C++
7 2 (3.85%) CQL
7 2 (3.85%) R
Qualifications
1 5 (9.62%) Degree
2 4 (7.69%) Computer Science Degree
3 1 (1.92%) Master's Degree
Quality Assurance & Compliance
1 2 (3.85%) ISO 9001
1 2 (3.85%) ISO/IEC 27001
1 2 (3.85%) QA
System Software
1 19 (36.54%) Docker
2 2 (3.85%) Apache Flume
2 2 (3.85%) Apache ZooKeeper
2 2 (3.85%) VMware Infrastructure
Systems Management
1 19 (36.54%) Kubernetes
2 12 (23.08%) Ansible
3 9 (17.31%) Puppet
4 8 (15.38%) Opscode Chef
5 2 (3.85%) Grafana
5 2 (3.85%) Graphite
5 2 (3.85%) Kibana
5 2 (3.85%) Mesos
5 2 (3.85%) Nagios
5 2 (3.85%) Opsview
5 2 (3.85%) Salt
5 2 (3.85%) StatsD
5 2 (3.85%) ZABBIX
Vendors
1 13 (25.00%) Microsoft
2 12 (23.08%) Rackspace
3 5 (9.62%) Oracle
4 2 (3.85%) New Relic
4 2 (3.85%) Red Hat
4 2 (3.85%) Splunk
4 2 (3.85%) VMware