Period
to 20 July 2018

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 July 2018 with a comparison to the same period in the previous 2 years.

Apache Cassandra
England > London
6 months to
20 Jul 2018
Same period 2017 Same period 2016
Rank 306 237 299
Rank change year-on-year -69 +62 +63
Permanent jobs citing Apache Cassandra 772 1,082 974
As % of all permanent IT jobs advertised in London 1.08% 1.48% 1.17%
As % of the Database & Business Intelligence category 3.43% 4.98% 3.88%
Number of salaries quoted 562 798 853
London median annual salary £70,000 £67,500 £65,000
Median salary % change year-on-year +3.70% +3.85% -
10th Percentile £45,000 £47,500 £42,500
90th Percentile £107,500 £95,000 £96,250
England median annual salary £62,500 £65,000 £60,000
% change year-on-year -3.85% +8.33% -4.00%

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 22,501 21,712 25,080
As % of all permanent IT jobs advertised in London 31.58% 29.67% 30.23%
Number of salaries quoted 17,752 18,049 21,857
London median annual salary £62,500 £60,000 £56,000
Median salary % change year-on-year +4.17% +7.14% +1.82%
10th Percentile £37,500 £36,250 £35,400
90th Percentile £92,500 £90,000 £85,000
England median annual salary £50,000 £47,500 £47,500
% 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 July 2018.

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 July 2018. 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 -44 122 £72,500 +5.45% 32
West London -31 39 £65,000 +4.00% 17
East London +4 8 £95,250 +90.50% 4
South London -10 2 £88,750 +44.90%
Apache Cassandra
England

For the 6 months to 20 July 2018, IT jobs citing Apache Cassandra also mentioned the following skills in order of popularity. The figures indicate the absolute number co-occurrences and as a proportion of all permanent job ads across the London region with a requirement for Apache Cassandra.

1 493 (63.86%) Java
2 382 (49.48%) NoSQL
3 352 (45.60%) Python
4 336 (43.52%) Amazon AWS
4 336 (43.52%) Apache Spark
5 334 (43.26%) Kafka
6 328 (42.49%) Agile Software Development
7 311 (40.28%) Scala
8 309 (40.03%) MongoDB
9 308 (39.90%) Hadoop
10 297 (38.47%) Big Data
11 218 (28.24%) Spring
11 218 (28.24%) Software Engineering
12 214 (27.72%) DevOps
13 206 (26.68%) SQL
14 203 (26.30%) Finance
15 188 (24.35%) Docker
16 176 (22.80%) Linux
17 168 (21.76%) Microservices
18 166 (21.50%) Web Services
19 159 (20.60%) HBase
20 158 (20.47%) Machine Learning
21 156 (20.21%) Oracle
22 150 (19.43%) TDD
23 146 (18.91%) Analytics
24 144 (18.65%) MySQL
25 143 (18.52%) Continuous Integration
26 142 (18.39%) Akka
27 138 (17.88%) JavaScript
28 134 (17.36%) Microsoft Azure

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
1 336 (43.52%) Apache Spark
2 103 (13.34%) Apache
2 103 (13.34%) Elasticsearch
3 47 (6.09%) Apache Solr
4 41 (5.31%) Apache Pig
4 41 (5.31%) Tomcat
5 40 (5.18%) Oracle SOA Suite
6 32 (4.15%) Confluence
7 29 (3.76%) CMS
8 27 (3.50%) OpenStack
9 24 (3.11%) Jetty
10 13 (1.68%) IIS
11 10 (1.30%) Cloud Foundry
11 10 (1.30%) SAS
12 9 (1.17%) JBoss
12 9 (1.17%) nginx
13 7 (0.91%) WebLogic
14 6 (0.78%) WebSphere
15 4 (0.52%) CloudStack
16 3 (0.39%) Exchange Server 2007
Applications
1 3 (0.39%) Microsoft Excel
2 2 (0.26%) Microsoft PowerPoint
3 1 (0.13%) Mingle
3 1 (0.13%) Weka
Business Applications
1 27 (3.50%) Payment Gateway
2 3 (0.39%) Dynamics AX
2 3 (0.39%) Dynamics CRM
2 3 (0.39%) Dynamics NAV
Cloud Services
1 336 (43.52%) Amazon AWS
2 134 (17.36%) Microsoft Azure
3 97 (12.56%) Google Cloud Platform
4 39 (5.05%) Amazon EMR
5 38 (4.92%) SaaS
6 37 (4.79%) OpenShift
7 35 (4.53%) GitHub
8 30 (3.89%) Amazon S3
9 22 (2.85%) IaaS
10 20 (2.59%) Amazon Kinesis
11 19 (2.46%) Serverless
12 16 (2.07%) Loggly
12 16 (2.07%) PaaS
12 16 (2.07%) Sumo Logic
13 15 (1.94%) AWS Lambda
14 14 (1.81%) Datadog
15 13 (1.68%) Amazon CloudWatch
15 13 (1.68%) Cloud Computing
16 10 (1.30%) Amazon EC2
17 9 (1.17%) Cortana Intelligence Suite
Communications & Networking
1 43 (5.57%) HTTP
2 28 (3.63%) Internet
2 28 (3.63%) TCP/IP
3 21 (2.72%) DNS
4 17 (2.20%) SMPP
5 15 (1.94%) Firewall
6 14 (1.81%) FIX Connectivity
6 14 (1.81%) LAN
6 14 (1.81%) WAN
7 10 (1.30%) VPN
8 9 (1.17%) SMTP
9 8 (1.04%) SMS
10 3 (0.39%) iSCSI
10 3 (0.39%) Kerberos
11 2 (0.26%) SSL
12 1 (0.13%) Cisco ASA
12 1 (0.13%) DHCP
12 1 (0.13%) HTTPS
12 1 (0.13%) Intrusion Detection
12 1 (0.13%) SSH
Database & Business Intelligence
1 382 (49.48%) NoSQL
2 309 (40.03%) MongoDB
3 308 (39.90%) Hadoop
4 297 (38.47%) Big Data
5 159 (20.60%) HBase
6 144 (18.65%) MySQL
7 132 (17.10%) Apache Hive
8 122 (15.80%) Redis
9 105 (13.60%) PostgreSQL
10 91 (11.79%) Impala
11 65 (8.42%) Relational Database
12 63 (8.16%) SQL Server
13 47 (6.09%) Data Warehouse
14 45 (5.83%) Amazon Redshift
14 45 (5.83%) Flink
15 41 (5.31%) Amazon DynamoDB
16 40 (5.18%) Neo4j
17 33 (4.27%) CouchDB
18 32 (4.15%) Data Lake
18 32 (4.15%) RDBMS
Development Applications
1 133 (17.23%) Jenkins
2 111 (14.38%) Git (software)
3 77 (9.97%) Maven
4 53 (6.87%) Sonatype Nexus
5 48 (6.22%) JIRA
6 39 (5.05%) Selenium
7 33 (4.27%) JUnit
8 26 (3.37%) SoapUI
9 25 (3.24%) Cucumber
10 23 (2.98%) TestNG
11 22 (2.85%) Subversion
12 20 (2.59%) Protractor
13 17 (2.20%) Hamcrest
13 17 (2.20%) jMock
13 17 (2.20%) TeamCity
14 16 (2.07%) GoCD
15 15 (1.94%) Octopus Deploy
15 15 (1.94%) Vagrant
16 14 (1.81%) Atlassian Bamboo
17 13 (1.68%) Gradle
General
1 203 (26.30%) Finance
2 95 (12.31%) Banking
3 60 (7.77%) Retail
4 59 (7.64%) Games
5 32 (4.15%) Investment Banking
6 29 (3.76%) Advertising
7 27 (3.50%) Financial Institution
8 24 (3.11%) Marketing
9 19 (2.46%) Telecoms
10 14 (1.81%) Front Office
11 13 (1.68%) Manufacturing
12 8 (1.04%) Pharmaceutical
13 7 (0.91%) Electronics
13 7 (0.91%) Law
14 6 (0.78%) Retail Finance
15 5 (0.65%) Publishing
16 2 (0.26%) Billing
16 2 (0.26%) Legal
16 2 (0.26%) Online Betting
17 1 (0.13%) Spanish Language
Job Titles
1 270 (34.97%) Developer
2 147 (19.04%) Java Developer
3 122 (15.80%) Data Engineer
4 89 (11.53%) Big Data Engineer
5 87 (11.27%) Software Engineer
6 75 (9.72%) Java Engineer
7 63 (8.16%) Architect
8 49 (6.35%) Senior Developer
9 47 (6.09%) Java Software Engineer
10 41 (5.31%) DevOps Engineer
11 37 (4.79%) Scala Developer
11 37 (4.79%) Senior Java Developer
11 37 (4.79%) Senior Software Engineer
12 35 (4.53%) Data Architect
12 35 (4.53%) Senior Java Engineer
13 30 (3.89%) Big Data Architect
14 28 (3.63%) Full Stack Developer
15 25 (3.24%) Senior Java Software Engineer
16 24 (3.11%) Data Scientist
17 23 (2.98%) Cloud Engineer
Libraries, Frameworks & Software Standards
1 334 (43.26%) Kafka
2 218 (28.24%) Spring
3 166 (21.50%) Web Services
4 142 (18.39%) Akka
5 114 (14.77%) RESTful
6 97 (12.56%) REST
7 92 (11.92%) Node.js
8 87 (11.27%) AngularJS
9 83 (10.75%) RabbitMQ
10 68 (8.81%) HTML
11 64 (8.29%) Spring Boot
12 59 (7.64%) Hibernate
12 59 (7.64%) Vert.x
13 55 (7.12%) HTML5
14 54 (6.99%) .NET
15 51 (6.61%) React
16 48 (6.22%) Spring MVC
17 47 (6.09%) Elastic Stack
18 42 (5.44%) J2EE
19 40 (5.18%) LAMP
Miscellaneous
1 103 (13.34%) Algorithms
2 70 (9.07%) Computer Science
2 70 (9.07%) Data Structures
3 61 (7.90%) Public Cloud
4 53 (6.87%) Fintech
5 46 (5.96%) Greenfield Project
6 39 (5.05%) Private Cloud
7 35 (4.53%) Fixed Income
8 33 (4.27%) Analytical Skills
9 29 (3.76%) Enterprise Software
10 27 (3.50%) Cyberthreat
11 24 (3.11%) Linux Command Line
12 22 (2.85%) Self-Motivation
13 19 (2.46%) Virtual Team
14 14 (1.81%) Hedge funds
15 13 (1.68%) Foreign Exchange (FX)
15 13 (1.68%) Life Science
15 13 (1.68%) Online Games
16 11 (1.42%) FMCG
17 10 (1.30%) Data Centre
Operating Systems
1 176 (22.80%) Linux
2 79 (10.23%) Unix
3 31 (4.02%) CentOS
4 30 (3.89%) Windows
5 24 (3.11%) Android
6 22 (2.85%) Apple iOS
7 16 (2.07%) Red Hat Enterprise Linux
7 16 (2.07%) Ubuntu
8 12 (1.55%) Debian
9 11 (1.42%) Windows Server
10 9 (1.17%) VMS
11 6 (0.78%) CoreOS
12 4 (0.52%) Windows Server 2008
13 3 (0.39%) Windows Server 2003
14 1 (0.13%) AIX
14 1 (0.13%) Solaris
Processes & Methodologies
1 328 (42.49%) Agile Software Development
2 218 (28.24%) Software Engineering
3 214 (27.72%) DevOps
4 168 (21.76%) Microservices
5 158 (20.47%) Machine Learning
6 150 (19.43%) TDD
7 146 (18.91%) Analytics
8 143 (18.52%) Continuous Integration
9 132 (17.10%) Data Science
10 123 (15.93%) Open Source
11 109 (14.12%) Test Automation
12 101 (13.08%) Problem-Solving
13 100 (12.95%) Scrum
14 94 (12.18%) SOA
15 92 (11.92%) ETL
16 76 (9.84%) BDD
17 75 (9.72%) E-Commerce
18 68 (8.81%) OO
19 62 (8.03%) Data Analytics
20 60 (7.77%) MVC
Programming Languages
1 493 (63.86%) Java
2 352 (45.60%) Python
3 311 (40.28%) Scala
4 206 (26.68%) SQL
5 138 (17.88%) JavaScript
6 92 (11.92%) Bash Shell
6 92 (11.92%) Java 8
7 82 (10.62%) Ruby
8 77 (9.97%) Go
9 62 (8.03%) C#
10 45 (5.83%) C++
11 35 (4.53%) PHP
12 30 (3.89%) R
13 22 (2.85%) C
14 17 (2.20%) Groovy
14 17 (2.20%) Perl
15 14 (1.81%) Kotlin
15 14 (1.81%) PowerShell
15 14 (1.81%) Shell Script
16 10 (1.30%) Java 9
Qualifications
1 82 (10.62%) Degree
2 32 (4.15%) Computer Science Degree
3 18 (2.33%) Master's Degree
4 14 (1.81%) PhD
5 2 (0.26%) EMC Certification
5 2 (0.26%) VMware Certified Professional (VCP)
6 1 (0.13%) AWS Certification
6 1 (0.13%) ISEB
6 1 (0.13%) ISTQB
6 1 (0.13%) ISTQB Foundation Certification
6 1 (0.13%) Numerate Degree
6 1 (0.13%) RHCE
6 1 (0.13%) SC Cleared
6 1 (0.13%) Security Cleared
Quality Assurance & Compliance
1 50 (6.48%) QA
2 31 (4.02%) GCP
3 16 (2.07%) PCI DSS
4 10 (1.30%) Data Quality
5 6 (0.78%) ISO/IEC 27001
6 5 (0.65%) Cyber Essentials
6 5 (0.65%) Cyber Essentials PLUS
6 5 (0.65%) ISO 14001
6 5 (0.65%) ISO 9001
7 3 (0.39%) GDPR
8 2 (0.26%) PMO
8 2 (0.26%) Solvency II
9 1 (0.13%) HL7
System Software
1 188 (24.35%) Docker
2 81 (10.49%) Apache Flume
3 52 (6.74%) HDFS
4 24 (3.11%) VMware Infrastructure
5 17 (2.20%) KVM
6 9 (1.17%) Apache ZooKeeper
6 9 (1.17%) iptables
6 9 (1.17%) QEMU
7 7 (0.91%) Active Directory
8 6 (0.78%) VirtualBox
9 5 (0.65%) Ceph
10 3 (0.39%) Oracle RAC
10 3 (0.39%) Varnish
10 3 (0.39%) VMware ESXi
11 2 (0.26%) Hyper-V
11 2 (0.26%) LXC
11 2 (0.26%) Xen
12 1 (0.13%) GridGain
12 1 (0.13%) zsh
Systems Management
1 128 (16.58%) Ansible
2 114 (14.77%) Kubernetes
3 92 (11.92%) Puppet
4 78 (10.10%) Terraform
5 51 (6.61%) Opscode Chef
6 50 (6.48%) Hadoop YARN
7 42 (5.44%) Mesos
8 32 (4.15%) Oozie
8 32 (4.15%) Prometheus
9 31 (4.02%) Nagios
10 22 (2.85%) Kibana
10 22 (2.85%) Salt
11 17 (2.20%) logstash
12 16 (2.07%) Grafana
12 16 (2.07%) ZABBIX
13 13 (1.68%) Consul
14 11 (1.42%) Icinga
15 8 (1.04%) CFEngine
15 8 (1.04%) Rancher
16 7 (0.91%) Docker Swarm
Vendors
1 156 (20.21%) Oracle
2 117 (15.16%) Google
3 94 (12.18%) Cloudera
4 59 (7.64%) Splunk
5 57 (7.38%) Hortonworks
6 51 (6.61%) Microsoft
7 38 (4.92%) MapR
8 32 (4.15%) New Relic
8 32 (4.15%) Tableau
9 30 (3.89%) IBM
9 30 (3.89%) WorldPay
10 26 (3.37%) SAP
11 25 (3.24%) AppDynamics
11 25 (3.24%) VMware
12 23 (2.98%) Sybase
13 22 (2.85%) Informatica
13 22 (2.85%) Rackspace
13 22 (2.85%) Talend
14 21 (2.72%) TIBCO
15 16 (2.07%) Red Hat