Period
to 20 November 2017

The following table provides summary statistics for permanent job vacancies advertised in 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 6 months to 20 November 2017 with a comparison to the same period in the previous 2 years.

Apache Cassandra
England > London
6 months to
20 Nov 2017
Same period 2016 Same period 2015
Rank 248 272 331
Rank change year-on-year +24 +59 +126
Permanent jobs citing Apache Cassandra 1073 937 945
As % of all permanent IT jobs advertised in London 1.43% 1.25% 1.06%
As % of the Database & Business Intelligence category 4.85% 4.25% 3.47%
Number of salaries quoted 766 783 808
London median annual salary £70,000 £67,500 £67,500
Median salary % change year-on-year +3.70% - +9.76%
10th Percentile £47,500 £45,000 £46,750
90th Percentile £95,000 £100,000 £92,500
England median annual salary £65,000 £62,500 £62,500
% change year-on-year +4.00% - +4.17%

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 permanent job vacancies advertised in London with a requirement for database or business intelligence skills.

All Database and Business Intelligence Skills
London
Permanent vacancies with a requirement for database or business intelligence skills 22125 22034 27265
As % of all permanent IT jobs advertised in London 29.44% 29.44% 30.60%
Number of salaries quoted 17738 19176 23065
London median annual salary £60,000 £57,500 £55,000
Median salary % change year-on-year +4.35% +4.55% +4.76%
10th Percentile £36,250 £35,000 £35,000
90th Percentile £88,750 £87,500 £85,000
England median annual salary £50,000 £47,500 £45,000
% change year-on-year +5.26% +5.56% -

Apache Cassandra
Job Vacancy Trend in London

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

Job vacancy trend for Apache Cassandra in London

Apache Cassandra
Salary Trend in London

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

Salary trend for Apache Cassandra in London

Apache Cassandra
Salary Histogram in London

The salary distribution of IT jobs citing Apache Cassandra in London over the 6 months to 20 November 2017.

Salary histogram for Apache Cassandra in London

Apache Cassandra
Job Locations in London

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing Apache Cassandra within the London region over the 6 months to 20 November 2017. The 'Rank Change' column provides an indication of the change in demand within each location based on the same 6 month period last year.

Location Rank Change
on Same Period
Last Year
Matching
Permanent
IT Job Ads
Median Salary
Past 6 Months
Median Salary
% Change
on Same Period
Last Year
Live
Job
Vacancies
Central London +47 166 £67,500 +12.50% 13
West London -28 60 £75,000 +25.00% 6
East London +7 6 £55,000 -22.81% 3
South London - 5 £55,000 -
North London -7 4 £70,000 +3.70%
Apache Cassandra
England

For the 6 months to 20 November 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 London region with a requirement for Apache Cassandra.

1 759 (70.74%) Java
2 517 (48.18%) Agile Software Development
2 517 (48.18%) NoSQL
3 454 (42.31%) MongoDB
4 450 (41.94%) Big Data
5 428 (39.89%) Hadoop
6 378 (35.23%) Finance
7 349 (32.53%) Amazon AWS
8 319 (29.73%) Linux
9 317 (29.54%) Apache Spark
10 312 (29.08%) Python
11 286 (26.65%) SQL
12 272 (25.35%) Software Engineering
13 271 (25.26%) Spring
14 264 (24.60%) DevOps
15 257 (23.95%) Scala
16 254 (23.67%) Banking
17 241 (22.46%) JavaScript
18 240 (22.37%) Docker
19 236 (21.99%) MySQL
20 234 (21.81%) Web Services
21 233 (21.71%) Microservices
22 227 (21.16%) Multithreading
23 223 (20.78%) Kafka
24 221 (20.60%) BDD
24 221 (20.60%) Relational Database
25 212 (19.76%) TDD
26 211 (19.66%) Redis
27 209 (19.48%) Apache
28 197 (18.36%) Continuous Integration

Apache Cassandra
Co-occurring IT Skills in 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
1 317 (29.54%) Apache Spark
2 209 (19.48%) Apache
3 180 (16.78%) Elasticsearch
4 134 (12.49%) Tomcat
5 87 (8.11%) Apache Solr
6 73 (6.80%) JBoss
7 72 (6.71%) OpenStack
8 42 (3.91%) Apache Pig
9 39 (3.63%) SAS
10 38 (3.54%) WebSphere
11 36 (3.36%) CMS
11 36 (3.36%) Jetty
12 32 (2.98%) Oracle SOA Suite
13 30 (2.80%) IIS
14 28 (2.61%) Cloud Foundry
15 26 (2.42%) Confluence
16 23 (2.14%) nginx
17 18 (1.68%) CloudStack
18 15 (1.40%) WebLogic
19 14 (1.30%) WebSphere Application Server
Applications
1 20 (1.86%) SPSS
2 6 (0.56%) Microsoft Excel
3 2 (0.19%) Microsoft PowerPoint
4 1 (0.093%) Weka
Business Applications
1 6 (0.56%) Revive Adserver
2 5 (0.47%) Payment Gateway
3 1 (0.093%) Adobe Campaign
3 1 (0.093%) FastStats PeopleStage
3 1 (0.093%) Summit
3 1 (0.093%) Unica
Cloud Services
1 349 (32.53%) Amazon AWS
2 122 (11.37%) Microsoft Azure
3 80 (7.46%) Google Cloud Platform
4 66 (6.15%) SaaS
5 35 (3.26%) Amazon EC2
5 35 (3.26%) PaaS
6 34 (3.17%) Cloud Computing
7 33 (3.08%) IaaS
8 24 (2.24%) AWS CloudFormation
9 22 (2.05%) Amazon S3
10 20 (1.86%) Amazon EMR
11 19 (1.77%) GitHub
12 13 (1.21%) AWS Lambda
12 13 (1.21%) Serverless
13 12 (1.12%) Amazon Kinesis
13 12 (1.12%) Google Play
14 8 (0.75%) Route 53
15 6 (0.56%) Amazon SQS
15 6 (0.56%) Loggly
15 6 (0.56%) Sumo Logic
Communications & Networking
1 29 (2.70%) TCP/IP
2 23 (2.14%) HTTP
2 23 (2.14%) Internet
3 19 (1.77%) Firewall
4 16 (1.49%) SMPP
5 15 (1.40%) DNS
6 10 (0.93%) SAN
6 10 (0.93%) VLAN
7 8 (0.75%) NAS
7 8 (0.75%) Wi-Fi
8 6 (0.56%) BGP
9 5 (0.47%) Broadband
9 5 (0.47%) Kerberos
10 4 (0.37%) LDAP
10 4 (0.37%) SMS
11 3 (0.28%) AMQP
12 2 (0.19%) Network Security
12 2 (0.19%) SNMP
12 2 (0.19%) tcpdump
12 2 (0.19%) Wireshark
Database & Business Intelligence
1 517 (48.18%) NoSQL
2 454 (42.31%) MongoDB
3 450 (41.94%) Big Data
4 428 (39.89%) Hadoop
5 236 (21.99%) MySQL
6 221 (20.60%) Relational Database
7 211 (19.66%) Redis
8 153 (14.26%) PostgreSQL
9 144 (13.42%) SQL Server
10 132 (12.30%) RDBMS
11 126 (11.74%) HBase
12 123 (11.46%) Neo4j
13 104 (9.69%) Apache Hive
14 94 (8.76%) Amazon DynamoDB
15 41 (3.82%) Data Warehouse
16 40 (3.73%) Riak
17 38 (3.54%) Data Mining
18 35 (3.26%) Impala
19 29 (2.70%) Amazon Redshift
20 28 (2.61%) CouchDB
Development Applications
1 189 (17.61%) Git (software)
1 189 (17.61%) Jenkins
2 127 (11.84%) Maven
3 97 (9.04%) JIRA
4 95 (8.85%) JUnit
5 81 (7.55%) TeamCity
6 68 (6.34%) jMock
6 68 (6.34%) Subversion
7 52 (4.85%) Hudson
8 50 (4.66%) Mercurial
9 49 (4.57%) Ant
10 46 (4.29%) EasyMock
11 41 (3.82%) Atlassian Bamboo
12 32 (2.98%) Gradle
13 31 (2.89%) Cucumber
14 25 (2.33%) Hamcrest
15 24 (2.24%) SonarQube
16 23 (2.14%) TestNG
17 21 (1.96%) Grunt
18 20 (1.86%) Mockito
General
1 378 (35.23%) Finance
2 254 (23.67%) Banking
3 188 (17.52%) Investment Banking
4 177 (16.50%) Retail Banking
5 120 (11.18%) Front Office
6 55 (5.13%) Games
7 51 (4.75%) Retail
8 45 (4.19%) Marketing
9 41 (3.82%) Telecoms
10 34 (3.17%) Manufacturing
11 29 (2.70%) Electronics
12 18 (1.68%) Publishing
13 8 (0.75%) Advertising
13 8 (0.75%) Online Betting
14 7 (0.65%) Legal
15 4 (0.37%) Financial Institution
16 3 (0.28%) Aerospace
16 3 (0.28%) Pharmaceutical
17 2 (0.19%) Law
18 1 (0.093%) Billing
Job Titles
1 448 (41.75%) Developer
2 289 (26.93%) Java Developer
3 170 (15.84%) Software Engineer
4 126 (11.74%) Senior Developer
5 101 (9.41%) Architect
6 76 (7.08%) Senior Software Engineer
7 75 (6.99%) Senior Java Developer
8 65 (6.06%) Java Software Developer
9 62 (5.78%) DevOps Engineer
9 62 (5.78%) NoSQL Developer
10 60 (5.59%) Software Developer
11 59 (5.50%) Data Engineer
12 54 (5.03%) E-Commerce Developer
12 54 (5.03%) Full Stack Developer
12 54 (5.03%) Java E-Commerce Developer
13 53 (4.94%) DBA
14 50 (4.66%) Java Engineer
15 41 (3.82%) AWS Developer
16 40 (3.73%) Big Data Developer
16 40 (3.73%) JavaScript Developer
Libraries, Frameworks & Software Standards
1 271 (25.26%) Spring
2 234 (21.81%) Web Services
3 223 (20.78%) Kafka
4 159 (14.82%) Hibernate
5 152 (14.17%) AngularJS
6 134 (12.49%) REST
7 126 (11.74%) RESTful
8 113 (10.53%) HTML
9 109 (10.16%) Node.js
10 100 (9.32%) React
11 87 (8.11%) CSS
12 78 (7.27%) SOAP
13 75 (6.99%) .NET
14 67 (6.24%) Spring Boot
15 60 (5.59%) RabbitMQ
16 58 (5.41%) Elastic Stack
16 58 (5.41%) HTML5
17 57 (5.31%) ActiveMQ
18 48 (4.47%) Akka
19 39 (3.63%) J2EE
Miscellaneous
1 159 (14.82%) Analytical Skills
2 146 (13.61%) Computer Science
3 111 (10.34%) Algorithms
4 88 (8.20%) Fintech
5 75 (6.99%) Data Structures
6 66 (6.15%) Greenfield Project
7 56 (5.22%) User Experience
8 53 (4.94%) Linux Command Line
9 47 (4.38%) Data Centre
10 44 (4.10%) Derivative
11 38 (3.54%) Clustering
12 30 (2.80%) Enterprise Software
13 29 (2.70%) Equity Derivative
14 28 (2.61%) Mobile App
15 27 (2.52%) Private Cloud
16 15 (1.40%) Fixed Income
16 15 (1.40%) Replication
17 14 (1.30%) Public Cloud
18 11 (1.03%) Hedge funds
19 10 (0.93%) Interest Rate Derivative
Operating Systems
1 319 (29.73%) Linux
2 129 (12.02%) Unix
3 104 (9.69%) Windows
4 32 (2.98%) Android
4 32 (2.98%) Apple iOS
4 32 (2.98%) CentOS
5 29 (2.70%) Ubuntu
6 27 (2.52%) Windows Server
7 17 (1.58%) Red Hat Enterprise Linux
8 16 (1.49%) CoreOS
9 8 (0.75%) Solaris
10 4 (0.37%) openSUSE
10 4 (0.37%) SUSE
11 2 (0.19%) Mesosphere
11 2 (0.19%) Windows Server 2012
12 1 (0.093%) Debian
12 1 (0.093%) Windows Server 2008
Processes & Methodologies
1 517 (48.18%) Agile Software Development
2 272 (25.35%) Software Engineering
3 264 (24.60%) DevOps
4 233 (21.71%) Microservices
5 227 (21.16%) Multithreading
6 221 (20.60%) BDD
7 212 (19.76%) TDD
8 197 (18.36%) Continuous Integration
9 195 (18.17%) Analytics
9 195 (18.17%) Asset Management
10 186 (17.33%) Open Source
11 179 (16.68%) Scrum
12 177 (16.50%) Wealth Management
13 160 (14.91%) OO
14 126 (11.74%) SDLC
15 125 (11.65%) OOD
16 121 (11.28%) Machine Learning
17 119 (11.09%) Low Latency
18 114 (10.62%) E-Commerce
19 99 (9.23%) SOA
Programming Languages
1 759 (70.74%) Java
2 312 (29.08%) Python
3 286 (26.65%) SQL
4 257 (23.95%) Scala
5 241 (22.46%) JavaScript
6 96 (8.95%) Bash Shell
7 87 (8.11%) Go
7 87 (8.11%) Ruby
8 72 (6.71%) Groovy
9 66 (6.15%) PHP
10 63 (5.87%) C#
11 60 (5.59%) R
12 59 (5.50%) Perl
13 54 (5.03%) C++
14 27 (2.52%) ES6
15 25 (2.33%) PowerShell
16 18 (1.68%) GraphQL
17 17 (1.58%) T-SQL
18 16 (1.49%) PL/SQL
19 14 (1.30%) Kotlin
Qualifications
1 118 (11.00%) Degree
2 68 (6.34%) Computer Science Degree
3 35 (3.26%) Master's Degree
4 17 (1.58%) PhD
5 12 (1.12%) Security Cleared
6 10 (0.93%) SC Cleared
7 9 (0.84%) Numerate Degree
8 8 (0.75%) MySQL Certification
9 2 (0.19%) CCIE
9 2 (0.19%) CCIE Security
9 2 (0.19%) CCNA
9 2 (0.19%) CCSA
9 2 (0.19%) Cisco Certification
9 2 (0.19%) CISM
9 2 (0.19%) CISSP
9 2 (0.19%) DV Cleared
9 2 (0.19%) JNCIA
10 1 (0.093%) CCA
Quality Assurance & Compliance
1 96 (8.95%) QA
2 36 (3.36%) Data Quality
3 21 (1.96%) GCP
4 7 (0.65%) GDPR
5 3 (0.28%) SLA
6 1 (0.093%) PCI DSS
6 1 (0.093%) Solvency II
System Software
1 240 (22.37%) Docker
2 43 (4.01%) Apache Flume
3 20 (1.86%) HDFS
4 18 (1.68%) Varnish
4 18 (1.68%) vSphere
5 12 (1.12%) VMware Infrastructure
6 9 (0.84%) LXC
6 9 (0.84%) VMware ESXi
7 8 (0.75%) Oracle RAC
8 7 (0.65%) Apache ZooKeeper
8 7 (0.65%) Virtual Machines
9 6 (0.56%) VirtualBox
10 4 (0.37%) Xen
11 2 (0.19%) MapR-FS
12 1 (0.093%) Active Directory
12 1 (0.093%) KVM
Systems Management
1 164 (15.28%) Ansible
2 148 (13.79%) Kubernetes
3 133 (12.40%) Puppet
4 131 (12.21%) Opscode Chef
5 70 (6.52%) Terraform
6 42 (3.91%) Nagios
7 31 (2.89%) Kibana
8 28 (2.61%) logstash
9 26 (2.42%) Mesos
10 22 (2.05%) Salt
11 20 (1.86%) Grafana
12 18 (1.68%) Graphite
12 18 (1.68%) HAProxy
13 17 (1.58%) ZABBIX
14 13 (1.21%) Consul
15 11 (1.03%) Prometheus
16 10 (0.93%) Graylog
16 10 (0.93%) Hadoop YARN
16 10 (0.93%) Marathon
17 9 (0.84%) CFEngine
Vendors
1 162 (15.10%) Oracle
2 103 (9.60%) Google
3 52 (4.85%) Microsoft
4 43 (4.01%) CA Agile Central
4 43 (4.01%) Perforce
4 43 (4.01%) Sybase
5 40 (3.73%) SaltStack
6 35 (3.26%) Cloudera
7 34 (3.17%) SAP
8 31 (2.89%) Tableau
9 29 (2.70%) IBM
10 27 (2.52%) VMware
11 25 (2.33%) Hortonworks
12 22 (2.05%) ATG
13 20 (1.86%) Cognizant
14 18 (1.68%) New Relic
15 17 (1.58%) hybris
15 17 (1.58%) Red Hat
15 17 (1.58%) Teradata
16 16 (1.49%) TIBCO