The following table provides summary statistics for permanent job vacancies advertised in Cardiff with a requirement for Apache Cassandra skills. Included is a benchmarking guide to the salaries offered in vacancies that have cited Apache Cassandra over the 3 months to 26 March 2017 with a comparison to the same period in the previous 2 years.

3 months to
26 Mar 2017
Same period 2016 Same period 2015
Apache Cassandra
South Wales / Cardiff
Rank 55 68 -
Rank change year-on-year +13 -  
Permanent jobs citing Apache Cassandra 11 6 0
As % of all permanent IT jobs advertised in Cardiff 1.99% 0.86% -
As % of the Database & Business Intelligence category 5.88% 2.84% -
Number of salaries quoted 10 6 0
Median salary £32,500 £52,500 -
Median salary % change year-on-year -38.09% -  
UK excluding London median salary £52,500 £50,000 £48,750
% change year-on-year +5.00% +2.56%  

Apache Cassandra is in the database and business intelligence skills category. The next table is for comparison with the above and provides summary statistics for all permanent job vacancies advertised in Cardiff with a requirement for database and business intelligence skills.

Database & Business Intelligence Skills
Cardiff
Permanent job vacancies with a requirement for database and business intelligence skills 187 211 214
As % of all permanent IT job vacancies advertised in Cardiff 33.75% 30.27% 32.97%
Number of salaries quoted 165 173 179
Median salary £40,000 £38,000 £38,500
Median salary % change year-on-year +5.26% -1.29%  
90% offered a salary of more than £27,500 £29,000 £27,000
10% offered a salary of more than £50,000 £45,000 £50,000
UK excluding London median salary £42,500 £42,500 £40,000
% change year-on-year - +6.25%  

Apache Cassandra
Job Vacancy Trend in Cardiff

The job posting trend of jobs advertised in Cardiff citing Apache Cassandra as a proportion of all permanent or contract IT jobs with a match in the Database & Business Intelligence category.

Job vacancy trend for Apache Cassandra in Cardiff

Apache Cassandra
Salary Trend in Cardiff

This chart provides the 3-month moving average for salaries quoted in permanent IT jobs citing Apache Cassandra in Cardiff.

Salary trend for Apache Cassandra in Cardiff

Apache Cassandra
Salary Histogram in Cardiff

The salary distribution of IT jobs citing Apache Cassandra in Cardiff over the 3 months to 26 March 2017.

Salary histogram for Apache Cassandra in Cardiff

Apache Cassandra
Top 30 Related IT Skills in Cardiff

For the 6 months to 26 March 2017, IT 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 job ads across the Cardiff region with a requirement for Apache Cassandra.

1 14 (73.68%) Elasticsearch
2 13 (68.42%) Software Engineering
3 12 (63.16%) Amazon AWS
3 12 (63.16%) NoSQL
3 12 (63.16%) Big Data
4 11 (57.89%) Hadoop
4 11 (57.89%) Apache Spark
5 10 (52.63%) Java
6 9 (47.37%) Python
6 9 (47.37%) Microsoft Azure
6 9 (47.37%) MongoDB
7 8 (42.11%) Scala
7 8 (42.11%) JavaScript
7 8 (42.11%) Agile Software Development
8 7 (36.84%) Selenium
9 6 (31.58%) QA
9 6 (31.58%) BDD
9 6 (31.58%) Hortonworks
9 6 (31.58%) Cloudera
9 6 (31.58%) HBase
9 6 (31.58%) AngularJS
9 6 (31.58%) Sqoop
9 6 (31.58%) TDD
9 6 (31.58%) Ruby
9 6 (31.58%) Go
9 6 (31.58%) Cloud Foundry
9 6 (31.58%) HDFS
10 5 (26.32%) Vue.js
10 5 (26.32%) C#
10 5 (26.32%) C++

Apache Cassandra
Top Related IT Skills in Cardiff 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 14 (73.68%) Elasticsearch
2 11 (57.89%) Apache Spark
3 6 (31.58%) Cloud Foundry
Cloud Services
1 12 (63.16%) Amazon AWS
2 9 (47.37%) Microsoft Azure
Communications & Networking
1 2 (10.53%) TCP/IP
Database & Business Intelligence
1 12 (63.16%) Big Data
1 12 (63.16%) NoSQL
2 11 (57.89%) Hadoop
3 9 (47.37%) MongoDB
4 6 (31.58%) HBase
4 6 (31.58%) Sqoop
5 2 (10.53%) Data Mining
5 2 (10.53%) Riak
6 1 (5.26%) Azure SQL Database
Development Applications
1 7 (36.84%) Selenium
Job Titles
1 11 (57.89%) Developer
2 6 (31.58%) Big Data Engineer
2 6 (31.58%) Java Engineer
2 6 (31.58%) Java Software Engineer
2 6 (31.58%) Senior Java Engineer
2 6 (31.58%) Senior Java Software Engineer
2 6 (31.58%) Senior Software Engineer
2 6 (31.58%) Software Engineer
3 4 (21.05%) Full Stack Developer
3 4 (21.05%) Java Developer
4 3 (15.79%) JavaScript Developer
5 2 (10.53%) Architect
5 2 (10.53%) Big Data Architect
5 2 (10.53%) Data Architect
5 2 (10.53%) Erlang Developer
5 2 (10.53%) Software Developer
5 2 (10.53%) Systems Architect
5 2 (10.53%) Web Developer
6 1 (5.26%) Junior
6 1 (5.26%) Senior Developer
Libraries, Frameworks & Software Standards
1 6 (31.58%) AngularJS
2 5 (26.32%) Node.js
2 5 (26.32%) Vue.js
3 4 (21.05%) Ember.js
3 4 (21.05%) React
4 3 (15.79%) .NET
4 3 (15.79%) CSS
4 3 (15.79%) HTML
4 3 (15.79%) Java EE
4 3 (15.79%) Web Services
5 1 (5.26%) Apache Camel
5 1 (5.26%) RabbitMQ
5 1 (5.26%) Spring
5 1 (5.26%) Spring Boot
Miscellaneous
1 5 (26.32%) Computer Science
Processes & Methodologies
1 13 (68.42%) Software Engineering
2 8 (42.11%) Agile Software Development
3 6 (31.58%) BDD
3 6 (31.58%) TDD
4 4 (21.05%) Microservices
4 4 (21.05%) Scrum
5 3 (15.79%) API Development
5 3 (15.79%) Front End Development
6 2 (10.53%) Artificial Intelligence
6 2 (10.53%) Data Analysis
6 2 (10.53%) Functional Programming
6 2 (10.53%) Multithreading
6 2 (10.53%) Software Architecture
6 2 (10.53%) Web Development
7 1 (5.26%) DevOps
Programming Languages
1 10 (52.63%) Java
2 9 (47.37%) Python
3 8 (42.11%) JavaScript
3 8 (42.11%) Scala
4 6 (31.58%) Go
4 6 (31.58%) Ruby
5 5 (26.32%) C#
5 5 (26.32%) C++
6 3 (15.79%) Perl
7 2 (10.53%) C
7 2 (10.53%) Clojure
7 2 (10.53%) Erlang
7 2 (10.53%) Haskell
7 2 (10.53%) R
8 1 (5.26%) SQL
Qualifications
1 5 (26.32%) Degree
2 1 (5.26%) HND
Quality Assurance & Compliance
1 6 (31.58%) QA
System Software
1 6 (31.58%) HDFS
2 1 (5.26%) Docker
Vendors
1 6 (31.58%) Cloudera
1 6 (31.58%) Hortonworks
2 2 (10.53%) Microsoft
3 1 (5.26%) Oracle