Period
to 26 July 2017

The following table provides summary statistics for contract job vacancies advertised in the South East 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 26 July 2017 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
England > South East
6 months to
26 Jul 2017
Same period 2016 Same period 2015
Rank 261 319 359
Rank change year-on-year +58 +40 -8
Contract jobs citing Apache Cassandra 88 79 38
As % of all contract IT jobs advertised in the South East 0.55% 0.42% 0.19%
As % of the Database & Business Intelligence category 2.58% 2.06% 0.97%
Number of daily rates quoted 56 39 28
South East median daily rate £469 £550 £413
Median daily rate % change year-on-year -14.77% +33.33% -5.71%
10th Percentile £363 £413 £312
90th Percentile £613 £725 £604
England median daily rate £550 £525 £500
% change year-on-year +4.76% +5.00% -
Number of hourly rates quoted 0 2 0
South East median hourly rate - £55.00 -
England median hourly rate - £55.00 £92.50
% change year-on-year - -40.54% -

Apache Cassandra is in the database and business intelligence skills category. The next table is for comparison with the above and provides summary statistics for all contract job vacancies advertised in the South East with a requirement for database and business intelligence skills.

Contract Database & Business Intelligence Skills
South East
Contract job vacancies with a requirement for database and business intelligence skills 3415 3837 3931
As % of all contract IT job vacancies advertised in the South East 21.26% 20.64% 20.07%
Number of daily rates quoted 2096 2420 2410
South East median daily rate £413 £390 £375
Median daily rate % change year-on-year +5.77% +4.00% +7.14%
10th Percentile £290 £275 £256
90th Percentile £538 £541 £525
England median daily rate £450 £425 £400
% change year-on-year +5.88% +6.25% +3.23%
Number of hourly rates quoted 80 99 60
South East median hourly rate £19.33 £38.00 £25.00
Median hourly rate % change year-on-year -49.13% +52.00% +21.95%
10th Percentile £9.25 £9.25 £17.68
90th Percentile £48.20 £52.25 £43.75
England median hourly rate £29.81 £30.50 £25.00
% change year-on-year -2.26% +22.00% -12.66%

Apache Cassandra
Job Vacancy Trend in the South East

Job postings citing Apache Cassandra as a percentage of all IT jobs advertised in the South East.

Job vacancy trend for Apache Cassandra in the South East

Apache Cassandra
Contractor Daily Rate Trend in the South East

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

Contractor daily rate trend for Apache Cassandra in the South East

Apache Cassandra
Contractor Daily Rate Histogram in the South East

The daily rate distribution of IT jobs citing Apache Cassandra in the South East over the 6 months to 26 July 2017.

Contractor daily rate histogram for Apache Cassandra in the South East

Apache Cassandra
Contract Job Locations in the South East

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 South East region over the 6 months to 26 July 2017. 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
Thames Valley +42 60 £450 +5.88% 4
Buckinghamshire +1 38 £405 -4.71%
Hampshire +24 18 £500 +5.26% 2
Berkshire +44 15 £464 +3.06% 4
Surrey +11 8 £407 -4.35% 2
Oxfordshire +4 7 £600 +41.18%
West Sussex 0 2 £375 -26.83%
Apache Cassandra
England

For the 6 months to 26 July 2017, IT contractor jobs citing Apache Cassandra also mentioned the following skills in order of popularity. The figures indicate the number co-occurrences and its proportion to all contract ads across the South East region with a requirement for Apache Cassandra.

1 60 (68.18%) Linux
2 52 (59.09%) Python
3 49 (55.68%) MongoDB
4 47 (53.41%) Agile Software Development
5 35 (39.77%) Ansible
6 34 (38.64%) Java
7 29 (32.95%) DevOps
8 28 (31.82%) Perl
8 28 (31.82%) Oracle
9 27 (30.68%) Git (software)
10 26 (29.55%) MySQL
10 26 (29.55%) Finance
11 24 (27.27%) Amazon AWS
12 22 (25.00%) Puppet
12 22 (25.00%) Docker
13 20 (22.73%) Opscode Chef
13 20 (22.73%) NoSQL
13 20 (22.73%) Big Data
13 20 (22.73%) SQL
14 19 (21.59%) Redis
15 18 (20.45%) Jenkins
16 17 (19.32%) Open Source
17 16 (18.18%) OpenStack
17 16 (18.18%) Red Hat
18 15 (17.05%) DNS
18 15 (17.05%) Firewall
18 15 (17.05%) VMware
18 15 (17.05%) Software Engineering
18 15 (17.05%) Xen
18 15 (17.05%) KVM

Apache Cassandra
Co-occurring IT Skills in the South East 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 16 (18.18%) OpenStack
2 14 (15.91%) Apache Spark
3 8 (9.09%) Apache Pig
4 4 (4.55%) nginx
5 3 (3.41%) Elasticsearch
6 2 (2.27%) Confluence
6 2 (2.27%) WebLogic
7 1 (1.14%) BizTalk Server
7 1 (1.14%) Cloud Foundry
7 1 (1.14%) IIS
7 1 (1.14%) JBoss
7 1 (1.14%) NServiceBus
Cloud Services
1 24 (27.27%) Amazon AWS
2 9 (10.23%) OpenShift
3 7 (7.95%) Microsoft Azure
3 7 (7.95%) SaaS
4 4 (4.55%) Amazon EC2
5 3 (3.41%) Cloud Computing
5 3 (3.41%) GitHub
6 1 (1.14%) Amazon SQS
6 1 (1.14%) Heroku
6 1 (1.14%) PaaS
Communications & Networking
1 15 (17.05%) DNS
1 15 (17.05%) Firewall
2 13 (14.77%) HTTP
2 13 (14.77%) TCP/IP
3 11 (12.50%) HTTPS
3 11 (12.50%) LAN
3 11 (12.50%) SSL
3 11 (12.50%) WAN
4 3 (3.41%) Internet
4 3 (3.41%) Intranet
5 2 (2.27%) SSH
6 1 (1.14%) AMQP
6 1 (1.14%) CTI
6 1 (1.14%) Network Security
6 1 (1.14%) SMPP
Database & Business Intelligence
1 49 (55.68%) MongoDB
2 26 (29.55%) MySQL
3 20 (22.73%) Big Data
3 20 (22.73%) NoSQL
4 19 (21.59%) Redis
5 14 (15.91%) Hadoop
6 12 (13.64%) Apache Hive
6 12 (13.64%) PostgreSQL
7 10 (11.36%) DB2
7 10 (11.36%) DB2 UDB
7 10 (11.36%) HBase
7 10 (11.36%) SQL Server
7 10 (11.36%) Sqoop
8 9 (10.23%) Impala
9 4 (4.55%) Couchbase
10 3 (3.41%) Amazon DynamoDB
11 2 (2.27%) Neo4j
12 1 (1.14%) NuoDB
12 1 (1.14%) Relational Database
12 1 (1.14%) VoltDB
Development Applications
1 27 (30.68%) Git (software)
2 18 (20.45%) Jenkins
3 11 (12.50%) GitLab
4 5 (5.68%) JIRA
5 4 (4.55%) Maven
6 3 (3.41%) JUnit
7 2 (2.27%) Cucumber
7 2 (2.27%) Emacs
7 2 (2.27%) Vagrant
8 1 (1.14%) CircleCI
8 1 (1.14%) git-flow
8 1 (1.14%) Grunt
8 1 (1.14%) JSUnit
8 1 (1.14%) TeamCity
General
1 26 (29.55%) Finance
2 10 (11.36%) Banking
3 2 (2.27%) Back Office
3 2 (2.27%) Telecoms
4 1 (1.14%) Billing
Job Titles
1 32 (36.36%) Developer
2 16 (18.18%) DevOps Engineer
3 15 (17.05%) Java Developer
4 10 (11.36%) Automation Engineer
5 9 (10.23%) Big Data Developer
6 7 (7.95%) Lead Developer
6 7 (7.95%) Systems Engineer
7 6 (6.82%) Agile Developer
7 6 (6.82%) Cloud Engineer
7 6 (6.82%) Consultant
8 5 (5.68%) DBA
9 4 (4.55%) Agile Java Developer
9 4 (4.55%) Lead Java Developer
9 4 (4.55%) Linux Developer
9 4 (4.55%) Linux Engineer
9 4 (4.55%) Platform Engineer
10 3 (3.41%) DB2 DBA
10 3 (3.41%) Linux Scripter
10 3 (3.41%) MySQL Developer
10 3 (3.41%) Python Developer
Libraries, Frameworks & Software Standards
1 15 (17.05%) Elastic Stack
2 12 (13.64%) Sensu
3 10 (11.36%) Spring
4 9 (10.23%) YAML
5 8 (9.09%) Spark Streaming
6 6 (6.82%) J2EE
6 6 (6.82%) Node.js
7 5 (5.68%) .NET
7 5 (5.68%) Kafka
7 5 (5.68%) REST
7 5 (5.68%) SOAP
8 4 (4.55%) JSON
8 4 (4.55%) OAuth2
8 4 (4.55%) SAML
8 4 (4.55%) Web Services
8 4 (4.55%) XML
8 4 (4.55%) XSLT
9 3 (3.41%) Akka
9 3 (3.41%) Django
9 3 (3.41%) Hibernate
Miscellaneous
1 13 (14.77%) Video on Demand
2 8 (9.09%) Linux Command Line
3 7 (7.95%) DataPower
4 5 (5.68%) Enterprise Software
5 4 (4.55%) Client/Server
6 3 (3.41%) Greenfield Project
7 1 (1.14%) Analytical Skills
7 1 (1.14%) Computer Science
7 1 (1.14%) Data Centre
7 1 (1.14%) IVR
7 1 (1.14%) User Experience
Operating Systems
1 60 (68.18%) Linux
2 15 (17.05%) CentOS
3 9 (10.23%) Unix
4 4 (4.55%) Red Hat Enterprise Linux
4 4 (4.55%) Ubuntu
5 3 (3.41%) Windows
6 1 (1.14%) Mesosphere
6 1 (1.14%) Windows Server
6 1 (1.14%) Windows Server 2012
Processes & Methodologies
1 47 (53.41%) Agile Software Development
2 29 (32.95%) DevOps
3 17 (19.32%) Open Source
4 15 (17.05%) Software Engineering
5 14 (15.91%) Configuration Management
5 14 (15.91%) TDD
6 13 (14.77%) Scrum
7 11 (12.50%) DRM
8 10 (11.36%) Performance Tuning
9 9 (10.23%) Continuous Integration
9 9 (10.23%) MapReduce
9 9 (10.23%) OO
9 9 (10.23%) Performance Monitoring
9 9 (10.23%) Task Automation
10 8 (9.09%) Project Management
11 7 (7.95%) Data Architecture
11 7 (7.95%) Microservices
12 6 (6.82%) ETL
13 5 (5.68%) CRM
13 5 (5.68%) SOA
Programming Languages
1 52 (59.09%) Python
2 34 (38.64%) Java
3 28 (31.82%) Perl
4 20 (22.73%) SQL
5 13 (14.77%) PHP
6 10 (11.36%) Scala
6 10 (11.36%) Shell Script
7 7 (7.95%) JavaScript
8 6 (6.82%) Bash Shell
9 5 (5.68%) Go
10 4 (4.55%) Ruby
11 3 (3.41%) C++
11 3 (3.41%) PowerShell
12 1 (1.14%) C
12 1 (1.14%) C#
12 1 (1.14%) Korn
12 1 (1.14%) PL/SQL
12 1 (1.14%) Rust
12 1 (1.14%) T-SQL
Qualifications
1 3 (3.41%) Degree
2 1 (1.14%) Computer Science Degree
2 1 (1.14%) SC Cleared
2 1 (1.14%) Security Cleared
Quality Assurance & Compliance
1 1 (1.14%) QA
1 1 (1.14%) Sarbanes-Oxley
System Software
1 22 (25.00%) Docker
2 15 (17.05%) KVM
2 15 (17.05%) VMware Infrastructure
2 15 (17.05%) Xen
3 8 (9.09%) HDFS
4 7 (7.95%) Apache Flume
5 2 (2.27%) zsh
6 1 (1.14%) vSphere
Systems Management
1 35 (39.77%) Ansible
2 22 (25.00%) Puppet
3 20 (22.73%) Opscode Chef
4 15 (17.05%) logstash
5 14 (15.91%) Kubernetes
6 13 (14.77%) Grafana
7 8 (9.09%) Hadoop YARN
8 3 (3.41%) Kibana
8 3 (3.41%) Terraform
9 2 (2.27%) Mesos
9 2 (2.27%) Oozie
10 1 (1.14%) HAProxy
10 1 (1.14%) Marathon
Vendors
1 28 (31.82%) Oracle
2 16 (18.18%) Red Hat
3 15 (17.05%) VMware
4 12 (13.64%) SaltStack
4 12 (13.64%) Splunk
5 9 (10.23%) Cloudera
6 8 (9.09%) IBM
7 6 (6.82%) WSO2
8 5 (5.68%) Microsoft
8 5 (5.68%) Pega
9 4 (4.55%) Apigee
10 1 (1.14%) Genesys