Period
to 19 April 2018

The following table provides summary statistics for contract job vacancies advertised in Leeds 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 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
6 months to
19 Apr 2018
Same period 2017 Same period 2016
Rank 95 104 96
Rank change year-on-year +9 -8 +29
Contract jobs citing Apache Cassandra 52 32 49
As % of all contract IT jobs advertised in Leeds 2.08% 1.48% 1.67%
As % of the Database & Business Intelligence category 8.19% 5.43% 7.61%
Number of daily rates quoted 43 31 34
Leeds median daily rate £475 £475 £450
Median daily rate % change year-on-year - +5.56% -30.77%
10th Percentile £319 £325 £306
90th Percentile £588 £575 £700
West Yorkshire median daily rate £522 £475 £450
% change year-on-year +9.89% +5.56% -30.77%
Number of hourly rates quoted 0 0 0
Leeds median hourly rate - - -
West Yorkshire median hourly rate - - -

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 Leeds with a requirement for database or business intelligence skills.

All Database and Business Intelligence Skills
Leeds
Contract vacancies with a requirement for database or business intelligence skills 635 589 644
As % of all contract IT jobs advertised in Leeds 25.45% 27.29% 21.89%
Number of daily rates quoted 451 402 448
Leeds median daily rate £400 £375 £388
Median daily rate % change year-on-year +6.67% -3.23% +6.90%
10th Percentile £300 £293 £295
90th Percentile £538 £537 £537
West Yorkshire median daily rate £400 £375 £375
% change year-on-year +6.67% - +3.45%
Number of hourly rates quoted 0 1 0
Leeds median hourly rate - £19.00 -
West Yorkshire median hourly rate - £19.00 £21.00
% change year-on-year - -9.52% +14.29%

Apache Cassandra
Job Vacancy Trend in Leeds

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

Job vacancy trend for Apache Cassandra in Leeds

Apache Cassandra
Contractor Daily Rate Trend in Leeds

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

Contractor daily rate trend for Apache Cassandra in Leeds

Apache Cassandra
Contractor Daily Rate Histogram in Leeds

The daily rate distribution of IT jobs citing Apache Cassandra in Leeds over the 6 months to 19 April 2018.

Contractor daily rate histogram for Apache Cassandra in Leeds

For the 6 months to 19 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 Leeds region with a requirement for Apache Cassandra.

1 46 (88.46%) Java
1 46 (88.46%) Agile Software Development
2 40 (76.92%) SQL
3 38 (73.08%) JavaScript
3 38 (73.08%) MongoDB
4 37 (71.15%) Git (software)
4 37 (71.15%) Linux
4 37 (71.15%) Software Engineering
5 36 (69.23%) TDD
5 36 (69.23%) MySQL
5 36 (69.23%) NoSQL
6 35 (67.31%) Test Automation
6 35 (67.31%) Microservices
7 34 (65.38%) Jenkins
7 34 (65.38%) BDD
7 34 (65.38%) Node.js
8 33 (63.46%) REST
8 33 (63.46%) JUnit
9 32 (61.54%) Red Hat
9 32 (61.54%) PostgreSQL
9 32 (61.54%) Open Source
9 32 (61.54%) Red Hat Enterprise Linux
9 32 (61.54%) Jasmine
10 30 (57.69%) Cucumber
10 30 (57.69%) Confluence
10 30 (57.69%) JIRA
10 30 (57.69%) SFIA
10 30 (57.69%) Slack
11 27 (51.92%) Scrum
11 27 (51.92%) Kanban

Apache Cassandra
Co-occurring IT Skills in Leeds 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 (57.69%) Confluence
2 12 (23.08%) Apache
3 6 (11.54%) Elasticsearch
3 6 (11.54%) Tomcat
4 4 (7.69%) Apache Pig
5 2 (3.85%) nginx
Cloud Services
1 30 (57.69%) Slack
2 6 (11.54%) Amazon AWS
3 4 (7.69%) AWS CloudFormation
3 4 (7.69%) CloudFront
4 2 (3.85%) Microsoft Azure
Communications & Networking
1 1 (1.92%) SMS
Database & Business Intelligence
1 38 (73.08%) MongoDB
2 36 (69.23%) MySQL
2 36 (69.23%) NoSQL
3 32 (61.54%) PostgreSQL
4 14 (26.92%) Apache Hive
4 14 (26.92%) Big Data
5 9 (17.31%) Relational Database
6 5 (9.62%) Oracle Database
7 4 (7.69%) Hadoop
7 4 (7.69%) HBase
8 3 (5.77%) Riak
9 2 (3.85%) SQL Server
9 2 (3.85%) SQL Server 2014
Development Applications
1 37 (71.15%) Git (software)
2 34 (65.38%) Jenkins
3 33 (63.46%) JUnit
4 32 (61.54%) Jasmine
5 30 (57.69%) Cucumber
5 30 (57.69%) JIRA
6 10 (19.23%) Artifactory
7 2 (3.85%) Maven
7 2 (3.85%) Octopus Deploy
General
1 3 (5.77%) Banking
2 2 (3.85%) Finance
2 2 (3.85%) Retail Banking
Job Titles
1 24 (46.15%) Software Engineer
2 16 (30.77%) Developer
3 10 (19.23%) Java Developer
3 10 (19.23%) Software Developer
4 9 (17.31%) JavaScript Engineer
5 8 (15.38%) Java Software Developer
6 7 (13.46%) Java Engineer
6 7 (13.46%) Java Software Engineer
7 5 (9.62%) Agile Developer
7 5 (9.62%) JavaScript Developer
8 4 (7.69%) Agile Java Developer
8 4 (7.69%) Analyst
8 4 (7.69%) SQL Analyst
8 4 (7.69%) SQL Support Analyst
8 4 (7.69%) Support Analyst
9 3 (5.77%) Consultant
9 3 (5.77%) DevOps Engineer
9 3 (5.77%) IT Analyst
9 3 (5.77%) IT Support
9 3 (5.77%) IT Support Analyst
Libraries, Frameworks & Software Standards
1 34 (65.38%) Node.js
2 33 (63.46%) REST
3 16 (30.77%) RabbitMQ
4 13 (25.00%) Spring
5 12 (23.08%) Kafka
6 11 (21.15%) Spring Batch
6 11 (21.15%) Spring Boot
6 11 (21.15%) Spring Security
7 10 (19.23%) ActiveMQ
8 7 (13.46%) Web Services
9 4 (7.69%) jQuery
9 4 (7.69%) RESTful
10 2 (3.85%) .NET
10 2 (3.85%) .NET Framework
10 2 (3.85%) ASP.NET
10 2 (3.85%) Autofac
10 2 (3.85%) Entity Framework
10 2 (3.85%) HTML
10 2 (3.85%) XML
11 1 (1.92%) SAML
Miscellaneous
1 6 (11.54%) Analytical Skills
2 4 (7.69%) Greenfield Project
3 3 (5.77%) Mobile App
Operating Systems
1 37 (71.15%) Linux
2 32 (61.54%) Red Hat Enterprise Linux
3 7 (13.46%) Unix
4 1 (1.92%) Android
4 1 (1.92%) Apple iOS
Processes & Methodologies
1 46 (88.46%) Agile Software Development
2 37 (71.15%) Software Engineering
3 36 (69.23%) TDD
4 35 (67.31%) Microservices
4 35 (67.31%) Test Automation
5 34 (65.38%) BDD
6 32 (61.54%) Open Source
7 30 (57.69%) SFIA
8 27 (51.92%) Kanban
8 27 (51.92%) Scrum
9 21 (40.38%) Coaching
9 21 (40.38%) Mentoring
10 16 (30.77%) SDLC
11 15 (28.85%) Integration Testing
12 11 (21.15%) Continuous Delivery
12 11 (21.15%) User Stories
13 7 (13.46%) DevOps
14 6 (11.54%) Problem-Solving
15 4 (7.69%) API Integration
15 4 (7.69%) Unit Testing
Programming Languages
1 46 (88.46%) Java
2 40 (76.92%) SQL
3 38 (73.08%) JavaScript
4 6 (11.54%) COBOL
5 5 (9.62%) Python
6 4 (7.69%) PHP
7 3 (5.77%) Perl
8 2 (3.85%) C#
8 2 (3.85%) ES6
9 1 (1.92%) PL/SQL
9 1 (1.92%) Shell Script
Qualifications
1 4 (7.69%) BPSS Clearance
2 2 (3.85%) Security Cleared
3 1 (1.92%) SC Cleared
System Software
1 2 (3.85%) Docker
Systems Management
1 17 (32.69%) Puppet
2 10 (19.23%) Grafana
2 10 (19.23%) Graylog
2 10 (19.23%) Terraform
3 4 (7.69%) Ansible
3 4 (7.69%) Opscode Chef
Vendors
1 32 (61.54%) Red Hat
2 6 (11.54%) Oracle
3 3 (5.77%) CA