Period
to 11 December 2017

The following table provides summary statistics for contract job vacancies advertised in Sheffield 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 11 December 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
South Yorkshire > Sheffield
6 months to
11 Dec 2017
Same period 2016 Same period 2015
Rank 62 80 70
Rank change year-on-year +18 -10 -
Contract jobs citing Apache Cassandra 4 1 2
As % of all contract IT jobs advertised in Sheffield 0.56% 0.10% 0.24%
As % of the Database & Business Intelligence category 2.86% 0.39% 0.85%
Number of daily rates quoted 13 1 3
Sheffield median daily rate £640 £413 £525
Median daily rate % change year-on-year +55.15% -21.43% -
10th Percentile £528 £406 £488
90th Percentile £645 £419 £593
South Yorkshire median daily rate £640 £413 £525
% change year-on-year +55.15% -21.43% -
Number of hourly rates quoted 0 0 0
Sheffield median hourly rate - - -
South 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 Sheffield with a requirement for database or business intelligence skills.

All Database and Business Intelligence Skills
Sheffield
Contract vacancies with a requirement for database or business intelligence skills 140 254 234
As % of all contract IT jobs advertised in Sheffield 19.72% 26.46% 27.89%
Number of daily rates quoted 86 193 175
Sheffield median daily rate £425 £425 £400
Median daily rate % change year-on-year - +6.25% +23.08%
10th Percentile £325 £301 £275
90th Percentile £645 £575 £563
South Yorkshire median daily rate £425 £400 £375
% change year-on-year +6.25% +6.67% +15.38%
Number of hourly rates quoted 2 1 3
Sheffield median hourly rate £28.00 £50.00 £12.00
Median hourly rate % change year-on-year -44.00% +316.67% -22.29%
10th Percentile £15.15 £50.00 £10.20
90th Percentile £41.25 £50.00 £25.80
South Yorkshire median hourly rate £28.00 £31.00 £14.33
% change year-on-year -9.68% +116.33% -6.86%

Apache Cassandra
Job Vacancy Trend in Sheffield

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

Job vacancy trend for Apache Cassandra in Sheffield

Apache Cassandra
Contractor Daily Rate Trend in Sheffield

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

Contractor daily rate trend for Apache Cassandra in Sheffield

For the 6 months to 11 December 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 Sheffield region with a requirement for Apache Cassandra.

1 4 (100.00%) MySQL
1 4 (100.00%) Linux
1 4 (100.00%) Scrum
1 4 (100.00%) Software Engineering
1 4 (100.00%) Agile Software Development
1 4 (100.00%) Kanban
1 4 (100.00%) Red Hat Enterprise Linux
1 4 (100.00%) Git (software)
1 4 (100.00%) Test Automation
1 4 (100.00%) MongoDB
1 4 (100.00%) Jenkins
1 4 (100.00%) Mentoring
1 4 (100.00%) Coaching
1 4 (100.00%) Microservices
1 4 (100.00%) Continuous Delivery
2 3 (75.00%) Jasmine
2 3 (75.00%) NoSQL
2 3 (75.00%) Node.js
2 3 (75.00%) REST
2 3 (75.00%) Open Source
2 3 (75.00%) TDD
2 3 (75.00%) Integration Testing
2 3 (75.00%) PostgreSQL
2 3 (75.00%) Red Hat
2 3 (75.00%) JUnit
2 3 (75.00%) Java
2 3 (75.00%) JavaScript
2 3 (75.00%) SQL
3 2 (50.00%) SFIA
4 1 (25.00%) LEMP Stack

Apache Cassandra
Co-occurring IT Skills in Sheffield 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 1 (25.00%) Confluence
1 1 (25.00%) nginx
Cloud Services
1 1 (25.00%) Slack
Communications & Networking
1 1 (25.00%) HTTP
Database & Business Intelligence
1 4 (100.00%) MongoDB
1 4 (100.00%) MySQL
2 3 (75.00%) NoSQL
2 3 (75.00%) PostgreSQL
Development Applications
1 4 (100.00%) Git (software)
1 4 (100.00%) Jenkins
2 3 (75.00%) Jasmine
2 3 (75.00%) JUnit
3 1 (25.00%) JIRA
3 1 (25.00%) SonarQube
Job Titles
1 3 (75.00%) Lead Software Engineer
1 3 (75.00%) Software Engineer
2 1 (25.00%) DevOps Engineer
2 1 (25.00%) Java Engineer
2 1 (25.00%) Java Software Engineer
2 1 (25.00%) Senior DevOps
2 1 (25.00%) Senior DevOps Engineer
Libraries, Frameworks & Software Standards
1 3 (75.00%) Node.js
1 3 (75.00%) REST
2 1 (25.00%) LEMP Stack
Miscellaneous
1 1 (25.00%) Clustering
Operating Systems
1 4 (100.00%) Linux
1 4 (100.00%) Red Hat Enterprise Linux
Processes & Methodologies
1 4 (100.00%) Agile Software Development
1 4 (100.00%) Coaching
1 4 (100.00%) Continuous Delivery
1 4 (100.00%) Kanban
1 4 (100.00%) Mentoring
1 4 (100.00%) Microservices
1 4 (100.00%) Scrum
1 4 (100.00%) Software Engineering
1 4 (100.00%) Test Automation
2 3 (75.00%) Integration Testing
2 3 (75.00%) Open Source
2 3 (75.00%) TDD
3 2 (50.00%) SFIA
4 1 (25.00%) Configuration Management
4 1 (25.00%) Continuous Integration
4 1 (25.00%) DevOps
4 1 (25.00%) Load Balancing
4 1 (25.00%) Static Code Analysis
Programming Languages
1 3 (75.00%) Java
1 3 (75.00%) JavaScript
1 3 (75.00%) SQL
2 1 (25.00%) Bash Shell
2 1 (25.00%) Python
2 1 (25.00%) Shell Script
Quality Assurance & Compliance
1 1 (25.00%) QA
System Software
1 1 (25.00%) Docker
1 1 (25.00%) Xen
Systems Management
1 1 (25.00%) Kubernetes
1 1 (25.00%) Opscode Chef
1 1 (25.00%) Puppet
1 1 (25.00%) Rancher
Vendors
1 3 (75.00%) Red Hat