The table below looks at the statistics for Apache Cassandra skills in IT jobs advertised for the Hertfordshire region. Included is a guide to the salaries offered in IT jobs that have cited Apache Cassandra over the 3 months to 9 December 2016 with a comparison to the same period over the previous 2 years.

3 months to
9 Dec 2016
Same period 2015 Same period 2014
Apache Cassandra
Rank 126 124 140
Rank change year-on-year
-2 +16
Permanent jobs citing Apache Cassandra 11 16 10
As % of all permanent IT jobs located in Hertfordshire 0.52% 0.74% 0.41%
As % of the Database & Business Intelligence category 1.86% 2.42% 1.30%
Number of salaries quoted 9 16 10
Median salary £67,500 £45,000 £56,250
Median salary % change year-on-year
+50.00% -20.00%
90% offered a salary of more than £50,400 £32,000 £40,000
10% offered a salary of more than £70,000 £65,000 £80,000
UK excluding London median salary £55,000 £52,500 £50,000
% change year-on-year
+4.76% +5.00%
Apache Cassandra
East of England

The following table is for comparison with the above and provides statistics for the entire Database & Business Intelligence category in permanent jobs advertised in the Hertfordshire region.

Database & Business Intelligence Category
Hertfordshire
Permanent IT job ads with a match in the
Database & Business Intelligence category
592 662 768
As % of all permanent IT jobs located in Hertfordshire 27.87% 30.66% 31.62%
Number of salaries quoted 486 573 617
Median salary £50,000 £47,500 £45,000
Median salary % change year-on-year
+5.26% +5.55%
90% offered a salary of more than £32,500 £27,500 £29,000
10% offered a salary of more than £65,000 £65,000 £65,000
UK excluding London median salary £45,000 £42,500 £40,000
% change year-on-year
+5.88% +6.25%

Apache Cassandra
Jobs Demand Trend in Hertfordshire

The demand trend of job ads across the Hertfordshire region citing Apache Cassandra as a proportion of all IT jobs with a match in the Database & Business Intelligence category.

Apache Cassandra Jobs Demand Trend in Hertfordshire

Apache Cassandra
Salary Trend in Hertfordshire

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

Apache Cassandra Salary Trend in Hertfordshire

Apache Cassandra
Salary Histogram in Hertfordshire

This chart provides a salary histogram for IT jobs citing Apache Cassandra across the Hertfordshire region over the 3 months to 9 December 2016.

Apache Cassandra Salary Histogram in Hertfordshire

Apache Cassandra
Job Locations in Hertfordshire

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing Apache Cassandra within the Hertfordshire region over the 3 months to 9 December 2016. The 'Rank Change' column provides an indication of the change in demand within each location based on the same 3 month period last year.

Location
(Click see detailed
statistics and trends)
Rank Change
on Same Period
Last Year
Matching
Permanent
IT Job Ads
Median Salary
Last 3 Months
Median Salary
% Change
on Same Period
Last Year
Live
Job
Vacancies
St Albans -13 3 £67,500 +50.00%
Welwyn Garden City - 3 £67,500 -
Rickmansworth - 3 £55,000 -
Potters Bar - 2 £70,000 -
Apache Cassandra
East of England

Apache Cassandra
Top 30 Related IT Skills in Hertfordshire

For the 6 months to 9 December 2016, 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 Hertfordshire region with a requirement for Apache Cassandra.

1 25 (73.53%) Java
2 22 (64.71%) Agile Software Development
2 22 (64.71%) NoSQL
3 15 (44.12%) Big Data
4 14 (41.18%) TDD
4 14 (41.18%) Degree
4 14 (41.18%) Akka
4 14 (41.18%) Scala
5 13 (38.24%) AngularJS
5 13 (38.24%) Web Services
6 12 (35.29%) Mentoring
7 11 (32.35%) Coaching
7 11 (32.35%) Oracle
7 11 (32.35%) Software Engineering
7 11 (32.35%) Scrum
8 10 (29.41%) Retail
8 10 (29.41%) SQL
9 9 (26.47%) MVC
9 9 (26.47%) Mathematics
9 9 (26.47%) ASP.NET Web API
9 9 (26.47%) MongoDB
10 8 (23.53%) Machine Learning
10 8 (23.53%) Jenkins
10 8 (23.53%) Microservices
10 8 (23.53%) C#
10 8 (23.53%) Tomcat
11 7 (20.59%) CSS
11 7 (20.59%) HTML
11 7 (20.59%) JavaScript
11 7 (20.59%) OOD

Apache Cassandra
Top Related IT Skills in Hertfordshire 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 8 (23.53%) Tomcat
2 6 (17.65%) Apache
3 2 (5.88%) Elasticsearch
Applications
1 2 (5.88%) MS Excel
Cloud Services
1 2 (5.88%) Amazon AWS
1 2 (5.88%) GitHub
1 2 (5.88%) Microsoft Azure
Database & Business Intelligence
1 22 (64.71%) NoSQL
2 15 (44.12%) Big Data
3 9 (26.47%) MongoDB
4 6 (17.65%) Hadoop
4 6 (17.65%) Oracle Database
4 6 (17.65%) RDBMS
4 6 (17.65%) Relational Database
5 5 (14.71%) DB2
5 5 (14.71%) PostgreSQL
6 4 (11.76%) Couchbase
7 2 (5.88%) Redis
Development Applications
1 8 (23.53%) Jenkins
2 7 (20.59%) NUnit
2 7 (20.59%) TeamCity
3 6 (17.65%) Eclipse
3 6 (17.65%) Maven
3 6 (17.65%) Mercurial
3 6 (17.65%) NetBeans
3 6 (17.65%) Subversion
3 6 (17.65%) Toad
4 2 (5.88%) Git (software)
4 2 (5.88%) JIRA
4 2 (5.88%) SpecFlow
General
1 10 (29.41%) Retail
2 7 (20.59%) Games
3 5 (14.71%) Finance
Job Titles
1 24 (70.59%) Developer
2 15 (44.12%) Java Developer
3 8 (23.53%) Software Developer
4 6 (17.65%) Big Data Developer
4 6 (17.65%) Development Team Leader
4 6 (17.65%) J2EE Developer
4 6 (17.65%) Java Development Team Leader
4 6 (17.65%) Java Software Developer
4 6 (17.65%) Java Team Leader
4 6 (17.65%) Java/J2EE Developer
4 6 (17.65%) Senior Big Data Developer
4 6 (17.65%) Senior Developer
4 6 (17.65%) Senior J2EE Developer
4 6 (17.65%) Senior Java Developer
4 6 (17.65%) Senior Java Software Developer
4 6 (17.65%) Senior Java/J2EE Developer
4 6 (17.65%) Senior Software Developer
4 6 (17.65%) Team Leader
5 5 (14.71%) Developer/Software Engineer
5 5 (14.71%) Graduate Developer
Libraries, Frameworks & Software Standards
1 14 (41.18%) Akka
2 13 (38.24%) AngularJS
2 13 (38.24%) Web Services
3 9 (26.47%) ASP.NET Web API
4 7 (20.59%) Ajax
4 7 (20.59%) CSS
4 7 (20.59%) CSS3
4 7 (20.59%) HTML
4 7 (20.59%) HTML5
4 7 (20.59%) jQuery
4 7 (20.59%) Kafka
4 7 (20.59%) RabbitMQ
4 7 (20.59%) SignalR
4 7 (20.59%) Spring
4 7 (20.59%) WCF
4 7 (20.59%) WebSockets
5 6 (17.65%) .NET
5 6 (17.65%) ActiveMQ
5 6 (17.65%) ASP.NET
5 6 (17.65%) Java EE
Miscellaneous
1 9 (26.47%) Mathematics
2 7 (20.59%) Computer Science
3 5 (14.71%) Physics
4 2 (5.88%) Virtual Team
Processes & Methodologies
1 22 (64.71%) Agile Software Development
2 14 (41.18%) TDD
3 12 (35.29%) Mentoring
4 11 (32.35%) Coaching
4 11 (32.35%) Scrum
4 11 (32.35%) Software Engineering
5 9 (26.47%) MVC
6 8 (23.53%) Machine Learning
6 8 (23.53%) Microservices
7 7 (20.59%) Low Latency
7 7 (20.59%) Multithreading
7 7 (20.59%) OOD
8 6 (17.65%) High Availability
9 3 (8.82%) Continuous Delivery
9 3 (8.82%) Continuous Integration
9 3 (8.82%) Web Development
10 2 (5.88%) Pair Programming
10 2 (5.88%) People Management
10 2 (5.88%) SOA
10 2 (5.88%) Validation
Programming Languages
1 25 (73.53%) Java
2 14 (41.18%) Scala
3 10 (29.41%) SQL
4 8 (23.53%) C#
5 7 (20.59%) JavaScript
6 2 (5.88%) Clojure
6 2 (5.88%) Groovy
6 2 (5.88%) Python
Qualifications
1 14 (41.18%) Degree
Vendors
1 11 (32.35%) Oracle
2 5 (14.71%) Sybase
3 4 (11.76%) Microsoft