Period
to 22 June 2018

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 22 June 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
South Yorkshire > Sheffield
6 months to
22 Jun 2018
Same period 2017 Same period 2016
Rank 63 66 75
Rank change year-on-year +3 +9 -
Contract jobs citing Apache Cassandra 4 1 2
As % of all contract IT jobs advertised in Sheffield 0.56% 0.16% 0.25%
As % of the Database & Business Intelligence category 3.42% 0.66% 0.85%
Number of daily rates quoted 5 1 2
Sheffield median daily rate £550 £450 £475
Median daily rate % change year-on-year +22.22% -5.26% -
10th Percentile £410 £425 £463
90th Percentile £578 £475 £488
South Yorkshire median daily rate £550 £413 £475
% change year-on-year +33.33% -13.16% -
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 117 152 235
As % of all contract IT jobs advertised in Sheffield 16.48% 24.84% 29.12%
Number of daily rates quoted 91 80 185
Sheffield median daily rate £415 £425 £400
Median daily rate % change year-on-year -2.35% +6.25% +18.08%
10th Percentile £313 £324 £302
90th Percentile £488 £575 £750
South Yorkshire median daily rate £413 £375 £390
% change year-on-year +10.00% -3.85% +20.00%
Number of hourly rates quoted 0 0 0
Sheffield median hourly rate - - -
South Yorkshire median hourly rate £17.54 - £23.50

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

Apache Cassandra
Contractor Daily Rate Histogram in Sheffield

The daily rate distribution of IT jobs citing Apache Cassandra in Sheffield over the 6 months to 22 June 2018.

Contractor daily rate histogram for Apache Cassandra in Sheffield

For the 6 months to 22 June 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 Sheffield region with a requirement for Apache Cassandra.

1 4 (100.00%) MongoDB
2 3 (75.00%) NoSQL
2 3 (75.00%) Agile Software Development
3 2 (50.00%) TDD
3 2 (50.00%) Java
3 2 (50.00%) Kafka
3 2 (50.00%) Mentoring
3 2 (50.00%) Prototyping
3 2 (50.00%) Java 8
4 1 (25.00%) Deployment Automation
4 1 (25.00%) HTML
4 1 (25.00%) Data Security
4 1 (25.00%) Finance
4 1 (25.00%) PostgreSQL
4 1 (25.00%) Scrum
4 1 (25.00%) Econometrics
4 1 (25.00%) Data Ingestion
4 1 (25.00%) Virtual Team
4 1 (25.00%) Complexity Analysis
4 1 (25.00%) Random Forest
4 1 (25.00%) Regulatory Compliance
4 1 (25.00%) Continuous Deployment
4 1 (25.00%) Sentiment Analysis
4 1 (25.00%) Gradient Boosting
4 1 (25.00%) Data Science
4 1 (25.00%) Coaching
4 1 (25.00%) User Experience
4 1 (25.00%) Analytical Skills
4 1 (25.00%) Algorithms
4 1 (25.00%) Linear Regression

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:

Database & Business Intelligence
1 4 (100.00%) MongoDB
2 3 (75.00%) NoSQL
3 1 (25.00%) Big Data
3 1 (25.00%) Hadoop
3 1 (25.00%) HBase
3 1 (25.00%) MySQL
3 1 (25.00%) PostgreSQL
3 1 (25.00%) Sqoop
General
1 1 (25.00%) Banking
1 1 (25.00%) Finance
Job Titles
1 2 (50.00%) Developer
1 2 (50.00%) Java Developer
2 1 (25.00%) Agile Developer
2 1 (25.00%) Agile Java Developer
2 1 (25.00%) Architect
2 1 (25.00%) Data Scientist
2 1 (25.00%) Digital Architect
2 1 (25.00%) Digital Technical Architect
2 1 (25.00%) Technical Architect
Libraries, Frameworks & Software Standards
1 2 (50.00%) Kafka
2 1 (25.00%) Ajax
2 1 (25.00%) CSS
2 1 (25.00%) CSS3
2 1 (25.00%) Django
2 1 (25.00%) HTML
2 1 (25.00%) HTML5
2 1 (25.00%) JSON
2 1 (25.00%) Natural Language Processing
2 1 (25.00%) Node.js
2 1 (25.00%) Play Framework
2 1 (25.00%) REST
2 1 (25.00%) Ruby on Rails
2 1 (25.00%) Spring
2 1 (25.00%) Spring Boot
Miscellaneous
1 1 (25.00%) Algorithms
1 1 (25.00%) Analytical Skills
1 1 (25.00%) User Experience
1 1 (25.00%) Virtual Team
Processes & Methodologies
1 3 (75.00%) Agile Software Development
2 2 (50.00%) Mentoring
2 2 (50.00%) Prototyping
2 2 (50.00%) TDD
3 1 (25.00%) Analytics
3 1 (25.00%) Coaching
3 1 (25.00%) Complexity Analysis
3 1 (25.00%) Concurrent Programming
3 1 (25.00%) Continuous Delivery
3 1 (25.00%) Continuous Deployment
3 1 (25.00%) Convolutional Neural Network
3 1 (25.00%) Dashboard Development
3 1 (25.00%) Data Ingestion
3 1 (25.00%) Deployment Automation
3 1 (25.00%) Gradient Boosting
3 1 (25.00%) Line Management
3 1 (25.00%) Linear Regression
3 1 (25.00%) Random Forest
3 1 (25.00%) Regulatory Compliance
3 1 (25.00%) Sentiment Analysis
Programming Languages
1 2 (50.00%) Java
1 2 (50.00%) Java 8
2 1 (25.00%) MATLAB
2 1 (25.00%) Python
2 1 (25.00%) R
2 1 (25.00%) Ruby
2 1 (25.00%) Scala
Qualifications
1 1 (25.00%) PhD
Quality Assurance & Compliance
1 1 (25.00%) Data Quality
1 1 (25.00%) QA
System Software
1 1 (25.00%) Apache Flume
1 1 (25.00%) Docker
Vendors
1 1 (25.00%) Hortonworks