Period
to 23 April 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 23 April 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
23 Apr 2018
Same period 2017 Same period 2016
Rank 138 156 146
Rank change year-on-year +18 -10 +48
Contract jobs citing Apache Cassandra 63 32 57
As % of all contract IT jobs advertised in Yorkshire 1.31% 0.74% 1.00%
As % of the Database & Business Intelligence category 6.13% 3.08% 4.41%
Number of daily rates quoted 53 29 41
Yorkshire median daily rate £522 £410 £450
Median daily rate % change year-on-year +27.32% -8.89% -30.77%
10th Percentile £368 £325 £306
90th Percentile £850 £575 £700
England median daily rate £525 £538 £525
% change year-on-year -2.33% +2.38% -
Number of hourly rates quoted 0 0 0
Yorkshire median hourly rate - - -
England median hourly rate £61.25 £22.50 £50.00
% change year-on-year +172.22% -55.00% -45.95%

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 1,028 1,039 1,293
As % of all contract IT jobs advertised in Yorkshire 21.31% 24.14% 22.60%
Number of daily rates quoted 692 679 902
Yorkshire median daily rate £400 £375 £375
Median daily rate % change year-on-year +6.67% - +7.14%
10th Percentile £275 £275 £275
90th Percentile £538 £538 £566
England median daily rate £475 £450 £425
% change year-on-year +5.56% +5.88% +6.25%
Number of hourly rates quoted 4 6 21
Yorkshire median hourly rate £17.54 £22.20 £21.00
Median hourly rate % change year-on-year -21.00% +5.69% +6.33%
10th Percentile £12.26 £16.90 £14.88
90th Percentile £19.26 £36.37 £29.00
England median hourly rate £32.50 £29.00 £25.44
% change year-on-year +12.07% +13.99% -15.20%

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 23 April 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 23 April 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 +9 61 £522 +27.32% 8
South Yorkshire 0 2 £550 - 1
Apache Cassandra
England

For the 6 months to 23 April 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 57 (90.48%) Agile Software Development
2 56 (88.89%) Java
3 48 (76.19%) MongoDB
4 47 (74.60%) JavaScript
5 45 (71.43%) MySQL
5 45 (71.43%) NoSQL
5 45 (71.43%) Node.js
5 45 (71.43%) Microservices
6 44 (69.84%) SQL
7 43 (68.25%) REST
8 42 (66.67%) Test Automation
9 41 (65.08%) TDD
10 40 (63.49%) PostgreSQL
10 40 (63.49%) Git (software)
11 39 (61.90%) Software Engineering
12 38 (60.32%) Linux
13 37 (58.73%) BDD
13 37 (58.73%) Jenkins
14 35 (55.56%) JUnit
15 33 (52.38%) Open Source
16 32 (50.79%) Jasmine
16 32 (50.79%) Red Hat Enterprise Linux
16 32 (50.79%) Red Hat
17 30 (47.62%) JIRA
17 30 (47.62%) Confluence
17 30 (47.62%) Cucumber
17 30 (47.62%) SFIA
17 30 (47.62%) Slack
18 28 (44.44%) Kanban
18 28 (44.44%) Scrum

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 30 (47.62%) Confluence
2 12 (19.05%) Apache
3 6 (9.52%) Elasticsearch
4 5 (7.94%) Tomcat
5 4 (6.35%) Apache Pig
6 2 (3.17%) nginx
Cloud Services
1 30 (47.62%) Slack
2 6 (9.52%) Amazon AWS
3 4 (6.35%) AWS CloudFormation
3 4 (6.35%) CloudFront
4 2 (3.17%) Microsoft Azure
4 2 (3.17%) Serverless
Communications & Networking
1 7 (11.11%) SMS
Database & Business Intelligence
1 48 (76.19%) MongoDB
2 45 (71.43%) MySQL
2 45 (71.43%) NoSQL
3 40 (63.49%) PostgreSQL
4 14 (22.22%) Apache Hive
4 14 (22.22%) Big Data
5 8 (12.70%) Relational Database
6 7 (11.11%) Cloud Spanner
6 7 (11.11%) NewSQL
7 6 (9.52%) Hadoop
8 4 (6.35%) HBase
8 4 (6.35%) Oracle Database
9 3 (4.76%) Riak
10 2 (3.17%) SQL Server
10 2 (3.17%) SQL Server 2014
Development Applications
1 40 (63.49%) Git (software)
2 37 (58.73%) Jenkins
3 35 (55.56%) JUnit
4 32 (50.79%) Jasmine
5 30 (47.62%) Cucumber
5 30 (47.62%) JIRA
6 10 (15.87%) Artifactory
7 4 (6.35%) Maven
8 2 (3.17%) Octopus Deploy
General
1 12 (19.05%) Banking
2 11 (17.46%) Finance
3 7 (11.11%) Retail
4 2 (3.17%) Retail Banking
Job Titles
1 26 (41.27%) Software Engineer
2 20 (31.75%) Developer
3 13 (20.63%) Java Developer
3 13 (20.63%) Java Engineer
3 13 (20.63%) JavaScript Engineer
4 10 (15.87%) Software Developer
5 9 (14.29%) Java Software Engineer
6 8 (12.70%) DevOps Engineer
6 8 (12.70%) Java Software Developer
7 6 (9.52%) Agile Developer
7 6 (9.52%) JavaScript Developer
8 5 (7.94%) Agile Java Developer
8 5 (7.94%) NoSQL Engineer
9 4 (6.35%) Lead DevOps
10 3 (4.76%) Consultant
10 3 (4.76%) Oracle Consultant
10 3 (4.76%) Principal Engineer
10 3 (4.76%) SQL Analyst
10 3 (4.76%) SQL Support Analyst
10 3 (4.76%) Support Analyst
Libraries, Frameworks & Software Standards
1 45 (71.43%) Node.js
2 43 (68.25%) REST
3 22 (34.92%) Spring
4 18 (28.57%) Spring Boot
5 15 (23.81%) RabbitMQ
6 14 (22.22%) Kafka
7 13 (20.63%) Web Services
8 11 (17.46%) Spring Batch
8 11 (17.46%) Spring Security
9 10 (15.87%) ActiveMQ
9 10 (15.87%) HTML
10 8 (12.70%) CSS
10 8 (12.70%) CSS3
10 8 (12.70%) HTML5
11 7 (11.11%) .NET
11 7 (11.11%) Akka
11 7 (11.11%) AngularJS
11 7 (11.11%) HATEOAS
11 7 (11.11%) React
11 7 (11.11%) WebSockets
Miscellaneous
1 5 (7.94%) Analytical Skills
2 4 (6.35%) Greenfield Project
3 3 (4.76%) Mobile App
4 1 (1.59%) User Experience
Operating Systems
1 38 (60.32%) Linux
2 32 (50.79%) Red Hat Enterprise Linux
3 8 (12.70%) Android
3 8 (12.70%) Apple iOS
4 6 (9.52%) Unix
Processes & Methodologies
1 57 (90.48%) Agile Software Development
2 45 (71.43%) Microservices
3 42 (66.67%) Test Automation
4 41 (65.08%) TDD
5 39 (61.90%) Software Engineering
6 37 (58.73%) BDD
7 33 (52.38%) Open Source
8 30 (47.62%) SFIA
9 28 (44.44%) Kanban
9 28 (44.44%) Scrum
10 22 (34.92%) Coaching
10 22 (34.92%) Mentoring
11 17 (26.98%) DevOps
12 16 (25.40%) SDLC
13 15 (23.81%) Integration Testing
14 12 (19.05%) Continuous Delivery
14 12 (19.05%) User Stories
15 7 (11.11%) Event-Driven Architecture
15 7 (11.11%) Non-Blocking Code
16 6 (9.52%) Technical Architecture
Programming Languages
1 56 (88.89%) Java
2 47 (74.60%) JavaScript
3 44 (69.84%) SQL
4 11 (17.46%) ES6
5 5 (7.94%) COBOL
5 5 (7.94%) Python
6 4 (6.35%) PHP
7 3 (4.76%) C#
7 3 (4.76%) Perl
8 1 (1.59%) Java 8
8 1 (1.59%) PL/SQL
8 1 (1.59%) Ruby
8 1 (1.59%) Scala
8 1 (1.59%) Shell Script
Qualifications
1 4 (6.35%) BPSS Clearance
2 2 (3.17%) Security Cleared
3 1 (1.59%) SC Cleared
Quality Assurance & Compliance
1 7 (11.11%) QA
System Software
1 4 (6.35%) Docker
Systems Management
1 17 (26.98%) Puppet
2 10 (15.87%) Grafana
2 10 (15.87%) Graylog
2 10 (15.87%) Terraform
3 4 (6.35%) Ansible
3 4 (6.35%) Opscode Chef
Vendors
1 32 (50.79%) Red Hat
2 5 (7.94%) Oracle
3 3 (4.76%) CA