Apache Cassandra Jobs in the City of London

The following table provides summary statistics for permanent job vacancies advertised in the City of London 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 23 June 2017 with a comparison to the same period in the previous 2 years.

Apache Cassandra London / City of London
Location	3 months to 23 Jun 2017	Same period 2016	Same period 2015
Rank	176	195	271
Rank change year-on-year	+19	+76
Permanent jobs citing Apache Cassandra	59	63	44
As % of all permanent IT jobs advertised in the City of London	1.13%	0.99%	0.42%
As % of the Database & Business Intelligence category	3.62%	3.65%	1.43%
Number of salaries quoted	53	52	36
Median salary	£60,000	£61,250	£67,500
Median salary % change year-on-year	-2.04%	-9.25%
90% offered a salary of more than	£50,000	£47,650	£48,750
10% offered a salary of more than	£90,000	£80,000	£88,750
UK excluding London median salary	£55,000	£60,000	£50,000
% change year-on-year	-8.33%	+20.00%

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 the City of London with a requirement for database and business intelligence skills.

Database & Business Intelligence Skills City of London
Permanent job vacancies with a requirement for database and business intelligence skills	1629	1726	3075
As % of all permanent IT job vacancies advertised in the City of London	31.30%	27.19%	29.60%
Number of salaries quoted	1443	1553	2677
Median salary	£60,000	£57,500	£57,500
Median salary % change year-on-year	+4.34%	-
90% offered a salary of more than	£42,500	£40,000	£40,000
10% offered a salary of more than	£77,500	£77,500	£80,000
UK excluding London median salary	£42,500	£42,500	£41,500
% change year-on-year	-	+2.40%

Apache Cassandra
Job Vacancy Trend in the City of London

The job posting trend of jobs advertised in the City of London 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 the City of London

Apache Cassandra
Salary Trend in the City of London

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

Salary trend for Apache Cassandra in the City of London

Apache Cassandra
Salary Histogram in the City of London

The salary distribution of IT jobs citing Apache Cassandra in the City of London over the 3 months to 23 June 2017.

Salary histogram for Apache Cassandra in the City of London

Apache Cassandra
Top 30 Co-occurring IT Skills in the City of London

For the 6 months to 23 June 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 City of London region with a requirement for Apache Cassandra.

1	73 (63.48%)	Java
2	54 (46.96%)	NoSQL
3	52 (45.22%)	Agile Software Development
4	51 (44.35%)	Hadoop
5	48 (41.74%)	Python
6	42 (36.52%)	MongoDB
7	39 (33.91%)	Apache Spark
8	37 (32.17%)	Amazon AWS
8	37 (32.17%)	Linux
9	34 (29.57%)	TDD
10	32 (27.83%)	Microservices
11	31 (26.96%)	JavaScript
12	29 (25.22%)	Web Services
13	28 (24.35%)	Scala
14	27 (23.48%)	Redis

14	27 (23.48%)	MySQL
14	27 (23.48%)	SOA
15	26 (22.61%)	SQL
16	25 (21.74%)	Finance
16	25 (21.74%)	Mentoring
17	23 (20.00%)	Spring
18	22 (19.13%)	PostgreSQL
18	22 (19.13%)	OO
18	22 (19.13%)	Big Data
18	22 (19.13%)	DevOps
19	21 (18.26%)	Analytics
19	21 (18.26%)	Microsoft Azure
20	20 (17.39%)	Go
20	20 (17.39%)	Docker
21	19 (16.52%)	Continuous Integration

Apache Cassandra
Co-occurring IT Skills in the City of London 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
Business Applications
Cloud Services
Communications & Networking
Database & Business Intelligence
Development Applications
General
Job Titles
Libraries, Frameworks & Software Standards
Miscellaneous
Operating Systems
Processes & Methodologies
Programming Languages
Qualifications
Quality Assurance & Compliance
System Software
Systems Management
Vendors

Application Platforms
1	39 (33.91%)	Apache Spark
2	15 (13.04%)	Elasticsearch
3	13 (11.30%)	JBoss
3	13 (11.30%)	Tomcat
4	12 (10.43%)	Jetty
4	12 (10.43%)	WebLogic
5	11 (9.57%)	Apache Solr
5	11 (9.57%)	OpenStack
5	11 (9.57%)	WebSphere
6	5 (4.35%)	WebSphere Application Server
7	4 (3.48%)	Apache
8	3 (2.61%)	Confluence
9	2 (1.74%)	GlassFish
10	1 (0.87%)	IIS
10	1 (0.87%)	WildFly

Business Applications
1	3 (2.61%)	Revive Adserver
1	3 (2.61%)	SAP Oil and Gas

Cloud Services
1	37 (32.17%)	Amazon AWS
2	21 (18.26%)	Microsoft Azure
3	12 (10.43%)	SaaS
4	9 (7.83%)	Cloud Computing
5	2 (1.74%)	GitHub
6	1 (0.87%)	Akamai
6	1 (0.87%)	Amazon Kinesis
6	1 (0.87%)	Amazon S3
6	1 (0.87%)	Amazon SQS

Communications & Networking
1	9 (7.83%)	HTTP
2	2 (1.74%)	SMS
3	1 (0.87%)	Kerberos
3	1 (0.87%)	LDAP
3	1 (0.87%)	SMPP
3	1 (0.87%)	TCP/IP

Database & Business Intelligence
1	54 (46.96%)	NoSQL
2	51 (44.35%)	Hadoop
3	42 (36.52%)	MongoDB
4	27 (23.48%)	MySQL
4	27 (23.48%)	Redis
5	22 (19.13%)	Big Data
5	22 (19.13%)	PostgreSQL
6	17 (14.78%)	CouchDB
7	16 (13.91%)	SQL Server
8	13 (11.30%)	Relational Database
9	11 (9.57%)	Couchbase
9	11 (9.57%)	Riak
10	10 (8.70%)	Apache Hive
11	9 (7.83%)	Amazon DynamoDB
12	7 (6.09%)	Data Warehouse
13	4 (3.48%)	Data Mining
14	3 (2.61%)	HBase
14	3 (2.61%)	Text Mining
15	1 (0.87%)	SQL Server Analysis Services
15	1 (0.87%)	SQL Server Integration Services

Development Applications
1	13 (11.30%)	Jasmine
2	10 (8.70%)	Hamcrest
2	10 (8.70%)	jMock
2	10 (8.70%)	JUnit
3	5 (4.35%)	Jenkins
4	4 (3.48%)	Git (software)
4	4 (3.48%)	JIRA
5	3 (2.61%)	Grunt
6	2 (1.74%)	Atlassian Bamboo
6	2 (1.74%)	gulp
6	2 (1.74%)	JMeter
6	2 (1.74%)	LoadRunner
6	2 (1.74%)	Mocha
6	2 (1.74%)	Selenium
6	2 (1.74%)	Vagrant
6	2 (1.74%)	webpack
7	1 (0.87%)	Bitbucket
7	1 (0.87%)	Maven
7	1 (0.87%)	Subversion
7	1 (0.87%)	TestNG

General
1	25 (21.74%)	Finance
2	13 (11.30%)	Banking
3	7 (6.09%)	Legal
4	6 (5.22%)	Retail
5	5 (4.35%)	Investment Banking
5	5 (4.35%)	Marketing
6	4 (3.48%)	Law
7	3 (2.61%)	Electronics
7	3 (2.61%)	Front Office
7	3 (2.61%)	Games
7	3 (2.61%)	Manufacturing
7	3 (2.61%)	Telecoms
8	2 (1.74%)	Financial Institution
9	1 (0.87%)	Billing

Job Titles
1	78 (67.83%)	Developer
2	36 (31.30%)	Java Developer
3	16 (13.91%)	Scala Developer
4	11 (9.57%)	Senior Developer
5	9 (7.83%)	Architect
5	9 (7.83%)	Data Scientist
5	9 (7.83%)	Java Programmer
5	9 (7.83%)	Programmer
5	9 (7.83%)	Python Developer
5	9 (7.83%)	Senior Scala Developer
6	8 (6.96%)	Lead Developer
7	7 (6.09%)	Senior Data Scientist
8	6 (5.22%)	Data Analytics Scientist
8	6 (5.22%)	Integration Architect
8	6 (5.22%)	Software Architect
9	5 (4.35%)	Cassandra Developer
9	5 (4.35%)	Database Developer
9	5 (4.35%)	Hadoop Developer
9	5 (4.35%)	Java Software Developer
9	5 (4.35%)	Junior

Libraries, Frameworks & Software Standards
1	29 (25.22%)	Web Services
2	23 (20.00%)	Spring
3	17 (14.78%)	RESTful
4	16 (13.91%)	AngularJS
4	16 (13.91%)	React
5	15 (13.04%)	jQuery
6	14 (12.17%)	REST
7	13 (11.30%)	Kafka
8	12 (10.43%)	Akka
8	12 (10.43%)	Elastic Stack
9	11 (9.57%)	Ajax
9	11 (9.57%)	Hibernate
9	11 (9.57%)	Lucene
9	11 (9.57%)	Play Framework
10	10 (8.70%)	Guice
10	10 (8.70%)	RabbitMQ
11	9 (7.83%)	Django
11	9 (7.83%)	Flask
11	9 (7.83%)	SOAP
12	8 (6.96%)	Celery

Miscellaneous
1	18 (15.65%)	Fintech
2	12 (10.43%)	Algorithms
3	8 (6.96%)	Greenfield Project
4	7 (6.09%)	Computer Science
4	7 (6.09%)	Enterprise Software
5	4 (3.48%)	User Experience
6	3 (2.61%)	Clustering
6	3 (2.61%)	Grid Computing
7	2 (1.74%)	Credit Risk
7	2 (1.74%)	Mobile App
8	1 (0.87%)	Client/Server
8	1 (0.87%)	Data Structures
8	1 (0.87%)	Derivative
8	1 (0.87%)	Digital Media
8	1 (0.87%)	Equities
8	1 (0.87%)	Robotics
8	1 (0.87%)	Virtual Team

Operating Systems
1	37 (32.17%)	Linux
2	10 (8.70%)	Windows
3	8 (6.96%)	Android
3	8 (6.96%)	Apple iOS
4	4 (3.48%)	Unix
5	1 (0.87%)	CoreOS

Processes & Methodologies
1	52 (45.22%)	Agile Software Development
2	34 (29.57%)	TDD
3	32 (27.83%)	Microservices
4	27 (23.48%)	SOA
5	25 (21.74%)	Mentoring
6	22 (19.13%)	DevOps
6	22 (19.13%)	OO
7	21 (18.26%)	Analytics
8	19 (16.52%)	Continuous Integration
8	19 (16.52%)	Multithreading
9	18 (15.65%)	Machine Learning
10	17 (14.78%)	BDD
11	15 (13.04%)	Data Analytics
12	12 (10.43%)	Coaching
12	12 (10.43%)	Open Source
12	12 (10.43%)	Visualisation
12	12 (10.43%)	Web Development
13	11 (9.57%)	Concurrent Programming
13	11 (9.57%)	Kanban
13	11 (9.57%)	Unit Testing

Programming Languages
1	73 (63.48%)	Java
2	48 (41.74%)	Python
3	31 (26.96%)	JavaScript
4	28 (24.35%)	Scala
5	26 (22.61%)	SQL
6	20 (17.39%)	Go
7	15 (13.04%)	Bash Shell
8	13 (11.30%)	Perl
9	10 (8.70%)	C++
10	9 (7.83%)	C#
10	9 (7.83%)	PHP
10	9 (7.83%)	Ruby
11	4 (3.48%)	R
12	3 (2.61%)	MATLAB
13	2 (1.74%)	Apple Swift
13	2 (1.74%)	Kotlin
13	2 (1.74%)	Lua
13	2 (1.74%)	Objective-C
14	1 (0.87%)	Groovy
14	1 (0.87%)	PowerShell

Qualifications
1	6 (5.22%)	Degree
2	5 (4.35%)	Computer Science Degree
3	2 (1.74%)	PhD

Quality Assurance & Compliance
1	5 (4.35%)	QA
2	1 (0.87%)	MiFID

System Software
1	20 (17.39%)	Docker
2	5 (4.35%)	Apache ZooKeeper
3	1 (0.87%)	Active Directory
3	1 (0.87%)	Varnish
3	1 (0.87%)	vSphere

Systems Management
1	16 (13.91%)	Ansible
2	15 (13.04%)	Puppet
3	13 (11.30%)	Kibana
3	13 (11.30%)	Opscode Chef
4	12 (10.43%)	logstash
5	11 (9.57%)	Kubernetes
5	11 (9.57%)	Salt
6	3 (2.61%)	Mesos
7	2 (1.74%)	Grafana
7	2 (1.74%)	Marathon
7	2 (1.74%)	Terraform
8	1 (0.87%)	Docker Swarm
8	1 (0.87%)	HAProxy
8	1 (0.87%)	Prometheus