Period
to 24 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 24 November 2017 with a comparison to the same period in the previous 2 years.

Apache Cassandra
England > London
6 months to
24 Nov 2017
Same period 2016 Same period 2015
Rank 250 270 322
Rank change year-on-year +20 +52 +129
Permanent jobs citing Apache Cassandra 1062 955 958
As % of all permanent IT jobs advertised in London 1.42% 1.26% 1.07%
As % of the Database & Business Intelligence category 4.80% 4.28% 3.51%
Number of salaries quoted 756 797 824
London median annual salary £70,000 £67,500 £67,500
Median salary % change year-on-year +3.70% - +10.66%
10th Percentile £48,125 £45,000 £47,500
90th Percentile £96,875 £102,500 £93,375
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 22105 22339 27272
As % of all permanent IT jobs advertised in London 29.46% 29.46% 30.59%
Number of salaries quoted 17716 19443 23093
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 24 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 24 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 +60 165 £67,500 +12.50% 17
West London -37 59 £75,000 +25.00% 8
East London +4 5 £60,000 -15.79% 2
South London - 5 £55,000 -
North London +1 4 £70,000 +12.00%
Apache Cassandra
England

For the 6 months to 24 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.

1 750 (70.62%) Java
2 509 (47.93%) Agile Software Development
3 502 (47.27%) NoSQL
4 452 (42.56%) Big Data
5 445 (41.90%) MongoDB
6 426 (40.11%) Hadoop
7 372 (35.03%) Finance
8 341 (32.11%) Amazon AWS
9 318 (29.94%) Apache Spark
10 308 (29.00%) Linux
11 307 (28.91%) Python
12 285 (26.84%) SQL
13 272 (25.61%) Software Engineering
14 269 (25.33%) Spring
15 260 (24.48%) DevOps
16 255 (24.01%) Scala
17 251 (23.63%) Banking
18 236 (22.22%) JavaScript
19 232 (21.85%) Web Services
19 232 (21.85%) Docker
20 229 (21.56%) MySQL
21 224 (21.09%) Microservices
22 223 (21.00%) Multithreading
23 221 (20.81%) Kafka
24 218 (20.53%) BDD
25 216 (20.34%) Relational Database
26 206 (19.40%) TDD
27 202 (19.02%) Analytics
27 202 (19.02%) Redis
28 200 (18.83%) Apache

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
1 318 (29.94%) Apache Spark
2 200 (18.83%) Apache
3 175 (16.48%) Elasticsearch
4 127 (11.96%) Tomcat
5 84 (7.91%) Apache Solr
6 70 (6.59%) OpenStack
7 69 (6.50%) JBoss
8 43 (4.05%) Apache Pig
9 41 (3.86%) SAS
10 36 (3.39%) CMS
10 36 (3.39%) WebSphere
11 34 (3.20%) Jetty
12 31 (2.92%) IIS
12 31 (2.92%) Oracle SOA Suite
13 29 (2.73%) Cloud Foundry
14 26 (2.45%) Confluence
15 24 (2.26%) nginx
16 19 (1.79%) CloudStack
17 15 (1.41%) WebLogic
18 13 (1.22%) WebSphere Application Server
Applications
1 22 (2.07%) SPSS
2 6 (0.56%) Microsoft Excel
3 2 (0.19%) Microsoft PowerPoint
3 2 (0.19%) Weka
Business Applications
1 6 (0.56%) Revive Adserver
2 5 (0.47%) Payment Gateway
3 1 (0.094%) Adobe Campaign
3 1 (0.094%) FastStats PeopleStage
3 1 (0.094%) Summit
3 1 (0.094%) Unica
Cloud Services
1 341 (32.11%) Amazon AWS
2 120 (11.30%) Microsoft Azure
3 82 (7.72%) Google Cloud Platform
4 63 (5.93%) SaaS
5 34 (3.20%) PaaS
6 33 (3.11%) Cloud Computing
7 32 (3.01%) Amazon EC2
7 32 (3.01%) IaaS
8 22 (2.07%) AWS CloudFormation
9 20 (1.88%) Amazon EMR
9 20 (1.88%) Amazon S3
9 20 (1.88%) GitHub
10 13 (1.22%) Amazon Kinesis
11 12 (1.13%) Google Play
12 11 (1.04%) AWS Lambda
12 11 (1.04%) Serverless
13 8 (0.75%) Route 53
14 6 (0.56%) Loggly
14 6 (0.56%) Sumo Logic
15 5 (0.47%) Azure Machine Learning
Communications & Networking
1 29 (2.73%) TCP/IP
2 23 (2.17%) Internet
3 21 (1.98%) HTTP
4 20 (1.88%) Firewall
5 15 (1.41%) SMPP
6 14 (1.32%) DNS
7 11 (1.04%) VLAN
8 9 (0.85%) SAN
9 8 (0.75%) NAS
9 8 (0.75%) Wi-Fi
10 5 (0.47%) BGP
10 5 (0.47%) Broadband
10 5 (0.47%) Kerberos
10 5 (0.47%) SMS
11 4 (0.38%) LDAP
12 3 (0.28%) AMQP
13 2 (0.19%) Network Security
13 2 (0.19%) SNMP
13 2 (0.19%) SSL
13 2 (0.19%) Wireshark
Database & Business Intelligence
1 502 (47.27%) NoSQL
2 452 (42.56%) Big Data
3 445 (41.90%) MongoDB
4 426 (40.11%) Hadoop
5 229 (21.56%) MySQL
6 216 (20.34%) Relational Database
7 202 (19.02%) Redis
8 150 (14.12%) PostgreSQL
9 144 (13.56%) SQL Server
10 130 (12.24%) RDBMS
11 124 (11.68%) HBase
12 120 (11.30%) Neo4j
13 104 (9.79%) Apache Hive
14 90 (8.47%) Amazon DynamoDB
15 44 (4.14%) Data Warehouse
16 39 (3.67%) Data Mining
17 36 (3.39%) Riak
18 35 (3.30%) Impala
19 30 (2.82%) Amazon Redshift
20 27 (2.54%) CouchDB
Development Applications
1 186 (17.51%) Jenkins
2 185 (17.42%) Git (software)
3 125 (11.77%) Maven
4 95 (8.95%) JIRA
5 91 (8.57%) JUnit
6 81 (7.63%) TeamCity
7 66 (6.21%) Subversion
8 64 (6.03%) jMock
9 50 (4.71%) Hudson
10 48 (4.52%) Mercurial
11 47 (4.43%) Ant
12 44 (4.14%) EasyMock
13 43 (4.05%) Atlassian Bamboo
14 32 (3.01%) Cucumber
15 31 (2.92%) Gradle
16 24 (2.26%) SonarQube
17 23 (2.17%) Hamcrest
18 22 (2.07%) TestNG
19 21 (1.98%) Grunt
20 20 (1.88%) Mockito
General
1 372 (35.03%) Finance
2 251 (23.63%) Banking
3 185 (17.42%) Investment Banking
4 175 (16.48%) Retail Banking
5 120 (11.30%) Front Office
6 54 (5.08%) Games
7 50 (4.71%) Retail
8 42 (3.95%) Marketing
8 42 (3.95%) Telecoms
9 34 (3.20%) Manufacturing
10 29 (2.73%) Electronics
11 18 (1.69%) Publishing
12 8 (0.75%) Advertising
13 7 (0.66%) Online Betting
14 6 (0.56%) Legal
15 4 (0.38%) Financial Institution
16 3 (0.28%) Aerospace
16 3 (0.28%) Pharmaceutical
17 1 (0.094%) Billing
17 1 (0.094%) Law
Job Titles
1 438 (41.24%) Developer
2 282 (26.55%) Java Developer
3 172 (16.20%) Software Engineer
4 122 (11.49%) Senior Developer
5 98 (9.23%) Architect
6 76 (7.16%) Senior Software Engineer
7 72 (6.78%) Senior Java Developer
8 63 (5.93%) Java Software Developer
9 61 (5.74%) DevOps Engineer
10 60 (5.65%) NoSQL Developer
11 59 (5.56%) Data Engineer
12 58 (5.46%) Software Developer
13 56 (5.27%) Java Engineer
14 53 (4.99%) DBA
14 53 (4.99%) E-Commerce Developer
14 53 (4.99%) Full Stack Developer
14 53 (4.99%) Java E-Commerce Developer
15 42 (3.95%) AWS Developer
16 40 (3.77%) Big Data Developer
17 37 (3.48%) JavaScript Developer
Libraries, Frameworks & Software Standards
1 269 (25.33%) Spring
2 232 (21.85%) Web Services
3 221 (20.81%) Kafka
4 154 (14.50%) AngularJS
4 154 (14.50%) Hibernate
5 130 (12.24%) REST
6 123 (11.58%) RESTful
7 114 (10.73%) HTML
8 107 (10.08%) Node.js
9 98 (9.23%) React
10 89 (8.38%) CSS
11 76 (7.16%) SOAP
12 75 (7.06%) .NET
13 67 (6.31%) Spring Boot
14 59 (5.56%) HTML5
14 59 (5.56%) RabbitMQ
15 58 (5.46%) Elastic Stack
16 57 (5.37%) ActiveMQ
17 49 (4.61%) Akka
18 40 (3.77%) J2EE
Miscellaneous
1 157 (14.78%) Analytical Skills
2 142 (13.37%) Computer Science
3 108 (10.17%) Algorithms
4 89 (8.38%) Fintech
5 72 (6.78%) Data Structures
6 62 (5.84%) Greenfield Project
7 55 (5.18%) User Experience
8 51 (4.80%) Linux Command Line
9 47 (4.43%) Data Centre
10 45 (4.24%) Derivative
11 39 (3.67%) Clustering
12 31 (2.92%) Enterprise Software
12 31 (2.92%) Equity Derivative
13 29 (2.73%) Mobile App
13 29 (2.73%) Private Cloud
14 15 (1.41%) Public Cloud
15 14 (1.32%) Fixed Income
15 14 (1.32%) Replication
16 10 (0.94%) Interest Rate Derivative
16 10 (0.94%) N-Tier
Operating Systems
1 308 (29.00%) Linux
2 128 (12.05%) Unix
3 102 (9.60%) Windows
4 34 (3.20%) Android
4 34 (3.20%) Apple iOS
5 30 (2.82%) CentOS
6 28 (2.64%) Windows Server
7 27 (2.54%) Ubuntu
8 16 (1.51%) Red Hat Enterprise Linux
9 15 (1.41%) CoreOS
10 8 (0.75%) Solaris
11 4 (0.38%) openSUSE
11 4 (0.38%) SUSE
12 2 (0.19%) Debian
12 2 (0.19%) Mesosphere
12 2 (0.19%) Windows Server 2012
13 1 (0.094%) Windows Server 2008
Processes & Methodologies
1 509 (47.93%) Agile Software Development
2 272 (25.61%) Software Engineering
3 260 (24.48%) DevOps
4 224 (21.09%) Microservices
5 223 (21.00%) Multithreading
6 218 (20.53%) BDD
7 206 (19.40%) TDD
8 202 (19.02%) Analytics
9 198 (18.64%) Continuous Integration
10 194 (18.27%) Asset Management
11 181 (17.04%) Open Source
12 175 (16.48%) Wealth Management
13 174 (16.38%) Scrum
14 160 (15.07%) OO
15 128 (12.05%) SDLC
16 127 (11.96%) OOD
17 123 (11.58%) Machine Learning
18 119 (11.21%) Low Latency
19 114 (10.73%) E-Commerce
20 94 (8.85%) SOA
Programming Languages
1 750 (70.62%) Java
2 307 (28.91%) Python
3 285 (26.84%) SQL
4 255 (24.01%) Scala
5 236 (22.22%) JavaScript
6 93 (8.76%) Bash Shell
7 87 (8.19%) Ruby
8 81 (7.63%) Go
9 69 (6.50%) Groovy
10 65 (6.12%) PHP
11 62 (5.84%) C#
11 62 (5.84%) R
12 57 (5.37%) Perl
13 52 (4.90%) C++
14 27 (2.54%) ES6
15 26 (2.45%) PowerShell
16 18 (1.69%) GraphQL
17 17 (1.60%) T-SQL
18 16 (1.51%) PL/SQL
19 14 (1.32%) Kotlin
Qualifications
1 115 (10.83%) Degree
2 68 (6.40%) Computer Science Degree
3 33 (3.11%) Master's Degree
4 17 (1.60%) PhD
5 12 (1.13%) Security Cleared
6 10 (0.94%) SC Cleared
7 9 (0.85%) Numerate Degree
8 7 (0.66%) 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 (0.094%) CCA
Quality Assurance & Compliance
1 92 (8.66%) QA
2 39 (3.67%) Data Quality
3 22 (2.07%) GCP
4 7 (0.66%) GDPR
5 3 (0.28%) SLA
6 2 (0.19%) PCI DSS
7 1 (0.094%) Cyber Essentials
7 1 (0.094%) Cyber Essentials PLUS
7 1 (0.094%) ISO 14001
7 1 (0.094%) ISO 9001
7 1 (0.094%) ISO/IEC 27001
7 1 (0.094%) Solvency II
System Software
1 232 (21.85%) Docker
2 43 (4.05%) Apache Flume
3 19 (1.79%) Varnish
4 18 (1.69%) HDFS
5 17 (1.60%) vSphere
6 11 (1.04%) VMware Infrastructure
7 9 (0.85%) VMware ESXi
8 8 (0.75%) LXC
8 8 (0.75%) Oracle RAC
9 7 (0.66%) Apache ZooKeeper
9 7 (0.66%) Virtual Machines
10 6 (0.56%) VirtualBox
11 4 (0.38%) Xen
12 2 (0.19%) KVM
12 2 (0.19%) MapR-FS
13 1 (0.094%) Active Directory
13 1 (0.094%) Ceph
Systems Management
1 163 (15.35%) Ansible
2 141 (13.28%) Kubernetes
3 132 (12.43%) Puppet
4 129 (12.15%) Opscode Chef
5 64 (6.03%) Terraform
6 39 (3.67%) Nagios
7 30 (2.82%) logstash
8 29 (2.73%) Kibana
9 24 (2.26%) Mesos
10 22 (2.07%) Salt
11 19 (1.79%) HAProxy
12 18 (1.69%) Grafana
12 18 (1.69%) Graphite
12 18 (1.69%) ZABBIX
13 11 (1.04%) Consul
13 11 (1.04%) Graylog
14 10 (0.94%) CFEngine
14 10 (0.94%) Hadoop YARN
15 9 (0.85%) Marathon
15 9 (0.85%) Perfmon
Vendors
1 157 (14.78%) Oracle
2 103 (9.70%) Google
3 50 (4.71%) Microsoft
4 41 (3.86%) CA Agile Central
4 41 (3.86%) Perforce
4 41 (3.86%) Sybase
5 40 (3.77%) SaltStack
6 36 (3.39%) Cloudera
7 35 (3.30%) SAP
8 31 (2.92%) Tableau
9 29 (2.73%) IBM
10 26 (2.45%) VMware
11 25 (2.35%) Hortonworks
12 24 (2.26%) ATG
13 20 (1.88%) Cognizant
13 20 (1.88%) Teradata
14 19 (1.79%) New Relic
15 17 (1.60%) hybris
16 16 (1.51%) Red Hat
16 16 (1.51%) TIBCO