Period
to 18 January 2019

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 18 January 2019 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
18 Jan 2019
Same period 2018 Same period 2017
Rank 121 155 153
Rank change year-on-year +34 -2 +16
Contract jobs citing Apache Cassandra 51 21 7
As % of all contract IT jobs advertised in Berkshire 1.23% 0.51% 0.17%
As % of the Database & Business Intelligence category 6.82% 2.55% 1.04%
Number of daily rates quoted 41 15 4
Berkshire median daily rate £500 £400 £450
Median daily rate % change year-on-year +25.00% -11.11% -5.26%
10th Percentile £360 £389 £379
90th Percentile £688 £516 £569
South East median daily rate £513 £400 £549
% change year-on-year +28.13% -27.11% +7.07%
Number of hourly rates quoted 0 0 0
Berkshire median hourly rate - - -
South East median hourly rate - - £22.50

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 748 824 674
As % of all contract IT jobs advertised in Berkshire 18.11% 20.15% 16.69%
Number of daily rates quoted 484 502 383
Berkshire median daily rate £450 £425 £425
Median daily rate % change year-on-year +5.88% - +6.25%
10th Percentile £313 £300 £292
90th Percentile £589 £588 £610
South East median daily rate £450 £416 £401
% change year-on-year +8.30% +3.75% +3.35%
Number of hourly rates quoted 6 10 32
Berkshire median hourly rate £22.33 £43.25 £9.50
Median hourly rate % change year-on-year -48.38% +355.26% -24.90%
10th Percentile £15.13 £14.20 £9.25
90th Percentile £29.00 £55.60 £36.94
South East median hourly rate £35.00 £45.00 £17.40
% change year-on-year -22.22% +158.62% -34.34%

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 18 January 2019.

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 18 January 2019. 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
Slough -1 10 £500 +19.05% 1
Reading -14 8 £450 +12.50%
Maidenhead +5 2 £575 +29.58%
Newbury - 2 - - 1
Windsor - 1 - -
Wokingham - 1 £725 -
Apache Cassandra
South East

For the 6 months to 18 January 2019, 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 37 (72.55%) NoSQL
2 36 (70.59%) MongoDB
3 31 (60.78%) Kafka
4 27 (52.94%) Amazon AWS
5 25 (49.02%) Java
6 23 (45.10%) Agile Software Development
7 21 (41.18%) Microservices
8 20 (39.22%) MySQL
9 19 (37.25%) Multithreading
9 19 (37.25%) RabbitMQ
9 19 (37.25%) Big Data
9 19 (37.25%) Elasticsearch
10 18 (35.29%) MVC
11 17 (33.33%) .NET
11 17 (33.33%) Docker
12 16 (31.37%) Greenfield Project
13 15 (29.41%) C#
13 15 (29.41%) PostgreSQL
13 15 (29.41%) Spring
14 14 (27.45%) JavaScript
14 14 (27.45%) Kubernetes
15 13 (25.49%) DevOps
15 13 (25.49%) Java 8
15 13 (25.49%) Jenkins
16 12 (23.53%) Mockito
16 12 (23.53%) Open Source
16 12 (23.53%) RESTful
16 12 (23.53%) JUnit
16 12 (23.53%) OO
16 12 (23.53%) TDD

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 19 (37.25%) Elasticsearch
2 10 (19.61%) Apache Spark
3 9 (17.65%) Apache Solr
4 8 (15.69%) OpenStack
5 1 (1.96%) Apache Pig
5 1 (1.96%) Confluence
Business Applications
1 3 (5.88%) Remedy ITSM
2 1 (1.96%) Unica
Cloud Services
1 27 (52.94%) Amazon AWS
2 4 (7.84%) SaaS
3 3 (5.88%) IaaS
4 2 (3.92%) Microsoft Azure
4 2 (3.92%) PaaS
5 1 (1.96%) Amazon CloudWatch
5 1 (1.96%) Cloud Computing
5 1 (1.96%) Google Cloud Platform
5 1 (1.96%) Serverless
Communications & Networking
1 10 (19.61%) HTTP
2 7 (13.73%) SMPP
2 7 (13.73%) TCP/IP
3 4 (7.84%) BGP
3 4 (7.84%) Firewall
3 4 (7.84%) iSCSI
3 4 (7.84%) MPLS
3 4 (7.84%) NAS
3 4 (7.84%) SNMP
3 4 (7.84%) Value-Added Service
3 4 (7.84%) VLAN
3 4 (7.84%) VXLAN
3 4 (7.84%) Wireless
4 1 (1.96%) Kerberos
4 1 (1.96%) LAN
4 1 (1.96%) VPN
4 1 (1.96%) WAN
Database & Business Intelligence
1 37 (72.55%) NoSQL
2 36 (70.59%) MongoDB
3 20 (39.22%) MySQL
4 19 (37.25%) Big Data
5 15 (29.41%) PostgreSQL
6 11 (21.57%) Redis
7 10 (19.61%) Neo4j
8 5 (9.80%) SQL Server
9 4 (7.84%) MariaDB
10 3 (5.88%) Data Warehouse
11 2 (3.92%) Cosmos DB
11 2 (3.92%) CouchDB
11 2 (3.92%) Hadoop
12 1 (1.96%) Apache Hive
12 1 (1.96%) Cloud Spanner
12 1 (1.96%) HBase
12 1 (1.96%) Mahout
12 1 (1.96%) NewSQL
12 1 (1.96%) Relational Database
12 1 (1.96%) Sqoop
Development Applications
1 13 (25.49%) Jenkins
2 12 (23.53%) JIRA
2 12 (23.53%) JUnit
2 12 (23.53%) Mockito
3 11 (21.57%) Git (software)
3 11 (21.57%) git-flow
3 11 (21.57%) Maven
4 2 (3.92%) Octopus Deploy
4 2 (3.92%) TeamCity
5 1 (1.96%) Vagrant
General
1 7 (13.73%) Telecoms
2 2 (3.92%) Banking
Job Titles
1 21 (41.18%) Developer
2 19 (37.25%) Java Developer
3 8 (15.69%) Architect
3 8 (15.69%) Software Engineer
4 7 (13.73%) Senior Developer
4 7 (13.73%) Senior Java Developer
5 4 (7.84%) Big Data Engineer
5 4 (7.84%) Data Engineer
6 3 (5.88%) Platform Architect
6 3 (5.88%) Real Time Engineer
7 2 (3.92%) .NET Developer
7 2 (3.92%) Cloud Engineer
7 2 (3.92%) Consultant
7 2 (3.92%) Data Analytics Engineer
7 2 (3.92%) Data Centre Engineer
7 2 (3.92%) Data Consultant
7 2 (3.92%) Onboarding Engineer
7 2 (3.92%) Operations Engineer
7 2 (3.92%) Senior Software Engineer
7 2 (3.92%) Technical Architect
Libraries, Frameworks & Software Standards
1 31 (60.78%) Kafka
2 19 (37.25%) RabbitMQ
3 17 (33.33%) .NET
4 15 (29.41%) Spring
5 12 (23.53%) RESTful
6 11 (21.57%) CSS
6 11 (21.57%) HTML
7 10 (19.61%) ASP.NET Web API
7 10 (19.61%) JSON
7 10 (19.61%) Memcached
7 10 (19.61%) WPF
8 9 (17.65%) Lucene
9 8 (15.69%) .NET Core
10 6 (11.76%) Apache Avro
10 6 (11.76%) ASP.NET
10 6 (11.76%) ASP.NET MVC
10 6 (11.76%) Node.js
10 6 (11.76%) Protocol Buffers
10 6 (11.76%) SignalR
11 5 (9.80%) Task Parallel Library
Miscellaneous
1 16 (31.37%) Greenfield Project
2 9 (17.65%) Self-Motivation
3 6 (11.76%) Data Centre
4 4 (7.84%) Private Cloud
5 2 (3.92%) Analytical Skills
5 2 (3.92%) Replication
6 1 (1.96%) Clustering
6 1 (1.96%) Hybrid Cloud
6 1 (1.96%) iPad
6 1 (1.96%) Public Cloud
6 1 (1.96%) Tandem
Operating Systems
1 10 (19.61%) Linux
2 9 (17.65%) Windows
3 4 (7.84%) Ubuntu
4 1 (1.96%) Unix
4 1 (1.96%) VMS
Processes & Methodologies
1 23 (45.10%) Agile Software Development
2 21 (41.18%) Microservices
3 19 (37.25%) Multithreading
4 18 (35.29%) MVC
5 13 (25.49%) DevOps
6 12 (23.53%) Continuous Integration
6 12 (23.53%) OO
6 12 (23.53%) Open Source
6 12 (23.53%) TDD
7 11 (21.57%) BDD
7 11 (21.57%) Multithreaded Programming
8 8 (15.69%) SOA
8 8 (15.69%) Software Engineering
9 7 (13.73%) Machine Learning
10 6 (11.76%) Analytics
10 6 (11.76%) Asynchronous Programming
10 6 (11.76%) B2B
10 6 (11.76%) Mentoring
11 5 (9.80%) E-Commerce
11 5 (9.80%) PRINCE
Programming Languages
1 25 (49.02%) Java
2 15 (29.41%) C#
3 14 (27.45%) JavaScript
4 13 (25.49%) Java 8
5 10 (19.61%) Python
5 10 (19.61%) SQL
6 7 (13.73%) Bash Shell
7 3 (5.88%) C++
8 2 (3.92%) R
8 2 (3.92%) Scala
9 1 (1.96%) C
9 1 (1.96%) PowerShell
Qualifications
1 2 (3.92%) Degree
2 1 (1.96%) Computer Science Degree
Quality Assurance & Compliance
1 1 (1.96%) PSD2
1 1 (1.96%) QA
1 1 (1.96%) SLA
System Software
1 17 (33.33%) Docker
2 4 (7.84%) BIND 9
2 4 (7.84%) KVM
2 4 (7.84%) NFS
2 4 (7.84%) Postfix
3 3 (5.88%) Apache Flume
4 2 (3.92%) Apache ZooKeeper
5 1 (1.96%) HDFS
5 1 (1.96%) Oracle RAC
5 1 (1.96%) VMware Infrastructure
Systems Management
1 14 (27.45%) Kubernetes
2 11 (21.57%) Ansible
3 7 (13.73%) Puppet
4 5 (9.80%) Opscode Chef
5 4 (7.84%) Grafana
6 3 (5.88%) Graphite
6 3 (5.88%) Netcool
7 1 (1.96%) Ambari
7 1 (1.96%) Graylog
7 1 (1.96%) Hadoop YARN
7 1 (1.96%) Mesos
7 1 (1.96%) Microsoft Clustering
7 1 (1.96%) Nagios
7 1 (1.96%) Oozie
7 1 (1.96%) Salt
7 1 (1.96%) StatsD
7 1 (1.96%) ZABBIX
Vendors
1 9 (17.65%) Microsoft
2 6 (11.76%) Rackspace
3 5 (9.80%) Cisco
4 4 (7.84%) Dell
4 4 (7.84%) EMC
4 4 (7.84%) Mirantis
4 4 (7.84%) Red Hat
5 3 (5.88%) BMC
5 3 (5.88%) Remedy
6 2 (3.92%) Google
6 2 (3.92%) Oracle
6 2 (3.92%) TOWER Software
7 1 (1.96%) Hortonworks
7 1 (1.96%) New Relic
7 1 (1.96%) Splunk
7 1 (1.96%) VMware