Period
to 16 December 2018

The following table provides summary statistics for contract job vacancies advertised in Yorkshire 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 16 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
England > Yorkshire
6 months to
16 Dec 2018
Same period 2017 Same period 2016
Rank 148 126 171
Rank change year-on-year -22 +45 +17
Contract jobs citing Apache Cassandra 52 62 37
As % of all contract IT jobs advertised in Yorkshire 1.05% 1.40% 0.70%
As % of the Database & Business Intelligence category 4.65% 6.28% 2.82%
Number of daily rates quoted 36 61 28
Yorkshire median daily rate £463 £525 £431
Median daily rate % change year-on-year -11.90% +21.74% -28.13%
10th Percentile £373 £356 £400
90th Percentile £700 £645 £503
England median daily rate £550 £550 £525
% change year-on-year - +4.76% -
Number of hourly rates quoted 0 0 0
Yorkshire median hourly rate - - -
England 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 Yorkshire with a requirement for database or business intelligence skills.

All Database and Business Intelligence Skills
Yorkshire
Contract vacancies with a requirement for database or business intelligence skills 1,119 988 1,311
As % of all contract IT jobs advertised in Yorkshire 22.61% 22.31% 24.87%
Number of daily rates quoted 774 665 885
Yorkshire median daily rate £413 £400 £380
Median daily rate % change year-on-year +3.13% +5.26% +1.33%
10th Percentile £300 £300 £271
90th Percentile £575 £550 £538
England median daily rate £475 £463 £425
% change year-on-year +2.70% +8.82% +1.19%
Number of hourly rates quoted 27 4 20
Yorkshire median hourly rate £17.00 £28.25 £14.25
Median hourly rate % change year-on-year -39.82% +98.25% -14.47%
10th Percentile £12.94 £14.63 £12.23
90th Percentile £25.60 £41.65 £31.50
England median hourly rate £32.50 £32.75 £27.75
% change year-on-year -0.76% +18.02% +0.91%

Apache Cassandra
Job Vacancy Trend in Yorkshire

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

Job vacancy trend for Apache Cassandra in Yorkshire

Apache Cassandra
Contractor Daily Rate Trend in Yorkshire

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

Contractor daily rate trend for Apache Cassandra in Yorkshire

Apache Cassandra
Contractor Daily Rate Histogram in Yorkshire

The daily rate distribution of IT jobs citing Apache Cassandra in Yorkshire over the 6 months to 16 December 2018.

Contractor daily rate histogram for Apache Cassandra in Yorkshire

Apache Cassandra
Contract Job Locations in Yorkshire

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 Yorkshire region over the 6 months to 16 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
West Yorkshire -21 47 £475 -9.52% 9
South Yorkshire -4 4 £408 -36.33%
North Yorkshire -8 1 £390 -22.00% 2
Apache Cassandra
England

For the 6 months to 16 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 Yorkshire region with a requirement for Apache Cassandra.

1 47 (90.38%) MongoDB
2 41 (78.85%) Python
3 40 (76.92%) Jenkins
4 33 (63.46%) Agile Software Development
5 28 (53.85%) DevOps
5 28 (53.85%) NoSQL
6 27 (51.92%) Continuous Integration
6 27 (51.92%) SQL
7 26 (50.00%) TDD
7 26 (50.00%) RabbitMQ
7 26 (50.00%) Git (software)
8 25 (48.08%) Software Engineering
9 24 (46.15%) Ansible
10 23 (44.23%) Elasticsearch
10 23 (44.23%) Redis
10 23 (44.23%) nginx
10 23 (44.23%) Mercurial
10 23 (44.23%) CouchDB
10 23 (44.23%) Subversion
10 23 (44.23%) GIS
11 22 (42.31%) Riak
12 21 (40.38%) Docker
12 21 (40.38%) Hadoop
13 20 (38.46%) Apache Spark
14 19 (36.54%) MySQL
14 19 (36.54%) PostgreSQL
14 19 (36.54%) Microservices
15 18 (34.62%) Java
15 18 (34.62%) Apache
16 17 (32.69%) Puppet

Apache Cassandra
Co-occurring IT Skills in Yorkshire 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 23 (44.23%) Elasticsearch
1 23 (44.23%) nginx
2 20 (38.46%) Apache Spark
3 18 (34.62%) Apache
4 5 (9.62%) Confluence
5 2 (3.85%) Tomcat
Cloud Services
1 16 (30.77%) Amazon AWS
1 16 (30.77%) Amazon EC2
1 16 (30.77%) Amazon ELB
1 16 (30.77%) Route 53
1 16 (30.77%) Virtual Private Cloud
2 15 (28.85%) Amazon S3
3 5 (9.62%) Slack
Communications & Networking
1 15 (28.85%) HTTP
Database & Business Intelligence
1 47 (90.38%) MongoDB
2 28 (53.85%) NoSQL
3 23 (44.23%) CouchDB
3 23 (44.23%) GIS
3 23 (44.23%) Redis
4 22 (42.31%) Riak
5 21 (40.38%) Hadoop
6 19 (36.54%) MySQL
6 19 (36.54%) PostgreSQL
7 4 (7.69%) Big Data
8 3 (5.77%) Relational Database
9 2 (3.85%) Apache Hive
9 2 (3.85%) HBase
9 2 (3.85%) Oracle Database
10 1 (1.92%) Data Warehouse
10 1 (1.92%) Sqoop
Development Applications
1 40 (76.92%) Jenkins
2 26 (50.00%) Git (software)
3 23 (44.23%) Mercurial
3 23 (44.23%) Subversion
4 16 (30.77%) GitLab
5 15 (28.85%) SonarQube
6 5 (9.62%) JIRA
7 1 (1.92%) Artifactory
7 1 (1.92%) Cucumber
7 1 (1.92%) Jasmine
7 1 (1.92%) JUnit
7 1 (1.92%) Maven
General
1 2 (3.85%) Retail
2 1 (1.92%) Banking
2 1 (1.92%) Finance
Job Titles
1 23 (44.23%) Developer
2 22 (42.31%) DevOps Engineer
3 16 (30.77%) Python Developer
4 5 (9.62%) Java Developer
5 4 (7.69%) AWS Engineer
5 4 (7.69%) Software Engineer
6 3 (5.77%) AWS DevOps
6 3 (5.77%) AWS DevOps Engineer
6 3 (5.77%) Python Engineer
7 2 (3.85%) Applications Support
7 2 (3.85%) DevOps Developer
7 2 (3.85%) Junior
7 2 (3.85%) Junior DevOps
7 2 (3.85%) Junior DevOps Engineer
8 1 (1.92%) Analyst
8 1 (1.92%) Consultant
8 1 (1.92%) Data Scientist
8 1 (1.92%) IT Support
8 1 (1.92%) Java Engineer
8 1 (1.92%) Lead Architect
Libraries, Frameworks & Software Standards
1 26 (50.00%) RabbitMQ
2 16 (30.77%) Elastic Stack
3 8 (15.38%) Kafka
4 7 (13.46%) Spring
5 6 (11.54%) Node.js
5 6 (11.54%) Spring Boot
6 4 (7.69%) .NET
7 2 (3.85%) ActiveMQ
7 2 (3.85%) Apache Camel
7 2 (3.85%) PySpark
7 2 (3.85%) REST
7 2 (3.85%) Web Services
8 1 (1.92%) Django
8 1 (1.92%) Natural Language Processing
8 1 (1.92%) Play Framework
8 1 (1.92%) Ruby on Rails
8 1 (1.92%) Spring Batch
8 1 (1.92%) Spring Security
8 1 (1.92%) XML
Miscellaneous
1 3 (5.77%) Analytical Skills
2 2 (3.85%) NHS
3 1 (1.92%) Algorithms
3 1 (1.92%) Virtual Team
Operating Systems
1 16 (30.77%) Linux
1 16 (30.77%) Red Hat Enterprise Linux
2 15 (28.85%) CentOS
3 2 (3.85%) Unix
4 1 (1.92%) Android
4 1 (1.92%) Apple iOS
Processes & Methodologies
1 33 (63.46%) Agile Software Development
2 28 (53.85%) DevOps
3 27 (51.92%) Continuous Integration
4 26 (50.00%) TDD
5 25 (48.08%) Software Engineering
6 19 (36.54%) Microservices
7 16 (30.77%) Infrastructure Monitoring
8 9 (17.31%) Open Source
9 7 (13.46%) Pair Programming
10 5 (9.62%) Test Automation
11 4 (7.69%) Configuration Management
12 3 (5.77%) BDD
12 3 (5.77%) Deployment Automation
12 3 (5.77%) Scrum
13 2 (3.85%) Kanban
13 2 (3.85%) Mentoring
13 2 (3.85%) Problem-Solving
13 2 (3.85%) System Testing
13 2 (3.85%) Technical Leadership
13 2 (3.85%) User Acceptance Testing
Programming Languages
1 41 (78.85%) Python
2 27 (51.92%) SQL
3 18 (34.62%) Java
4 6 (11.54%) JavaScript
5 5 (9.62%) Java 8
6 2 (3.85%) COBOL
6 2 (3.85%) R
7 1 (1.92%) C#
7 1 (1.92%) C++
7 1 (1.92%) ES6
7 1 (1.92%) MATLAB
7 1 (1.92%) Ruby
7 1 (1.92%) Scala
Qualifications
1 9 (17.31%) BPSS Clearance
2 2 (3.85%) SC Cleared
2 2 (3.85%) Security Cleared
3 1 (1.92%) AWS Certification
3 1 (1.92%) PhD
Quality Assurance & Compliance
1 1 (1.92%) Data Quality
1 1 (1.92%) PMO
1 1 (1.92%) QA
System Software
1 21 (40.38%) Docker
2 1 (1.92%) Apache Flume
Systems Management
1 24 (46.15%) Ansible
2 17 (32.69%) Grafana
2 17 (32.69%) Puppet
2 17 (32.69%) Terraform
3 16 (30.77%) Kubernetes
3 16 (30.77%) Packer
3 16 (30.77%) Prometheus
4 15 (28.85%) Rancher
5 4 (7.69%) Opscode Chef
6 1 (1.92%) Graylog
Vendors
1 14 (26.92%) Black Duck
2 3 (5.77%) Oracle
3 1 (1.92%) Hortonworks
3 1 (1.92%) MapR
3 1 (1.92%) Red Hat