The following table provides summary statistics for contract job vacancies advertised in the City of London with a requirement for Kafka skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited Kafka over the 3 months to 23 June 2017 with a comparison to the same period in the previous 2 years.

Note that daily and hourly rates are treated separately in these statistics. When calculating contractor rate percentiles, daily rates are never derived from quoted hourly rates or vice versa.

Apache Kafka
London / City of London
3 months to
23 Jun 2017
Same period 2016 Same period 2015
Rank 129 161 189
Rank change year-on-year +32 +28  
Contract jobs citing Kafka 37 3 12
As % of all contract IT jobs advertised in the City of London 1.12% 0.089% 0.21%
As % of the Libraries, Frameworks & Software Standards category 2.96% 0.26% 0.69%
Number of daily rates quoted 35 3 12
Median daily rate £537 £575 £525
Median daily rate % change year-on-year -6.69% +9.52%  
90% offered a daily rate of more than £475 £555 £431
10% offered a daily rate of more than £640 £755 £598
UK excluding London median daily rate £450 £425 £438
% change year-on-year +5.88% -2.85%  
Number of hourly rates quoted 0 0 0
Median hourly rate - - -
UK excluding London median hourly rate - - -

Kafka is in the industry standards, technical specifications and software library and framework skills category. The next table is for comparison with the above and provides summary statistics for all contract job vacancies advertised in the City of London with a requirement for industry standards, technical specifications and software library and framework skills.

Contract Software Library & Framework Skills
City of London
Contract job vacancies with a requirement for industry standards, technical specifications and software library and framework skills 1250 1176 1729
As % of all contract IT job vacancies advertised in the City of London 37.88% 34.75% 29.75%
Number of daily rates quoted 1019 1007 1404
Median daily rate £500 £450 £430
Median daily rate % change year-on-year +11.00% +4.65%  
90% offered a daily rate of more than £360 £325 £315
10% offered a daily rate of more than £625 £575 £600
UK excluding London median daily rate £400 £375 £350
% change year-on-year +6.66% +7.14%  
Number of hourly rates quoted 6 1 12
Median hourly rate £24.86 £20.00 £24.23
Median hourly rate % change year-on-year +24.30% -17.45%  
90% offered a hourly rate of more than £21.50 £20.00 £15.64
10% offered a hourly rate of more than £26.80 £20.00 £187.50
UK excluding London median hourly rate £42.50 £36.00 £40.00
% change year-on-year +18.05% -10.00%  

Kafka
Job Vacancy Trend in the City of London

The job posting trend of jobs advertised in the City of London citing Kafka as a proportion of all contract or permanent IT jobs with a match in the Libraries, Frameworks & Software Standards category.

Job vacancy trend for Kafka in the City of London

Kafka
Contractor Daily Rate Trend in the City of London

This chart provides the 3-month moving average for daily rates quoted in contract jobs citing Kafka in the City of London.

Contractor daily rate trend for Kafka in the City of London

Kafka
Contractor Daily Rate Histogram in the City of London

The daily rate distribution of IT jobs citing Kafka in the City of London over the 3 months to 23 June 2017.

Contractor daily rate histogram for Kafka in the City of London

For the 6 months to 23 June 2017, IT contractor jobs citing Kafka also mentioned the following skills in order of popularity. The figures indicate the number co-occurrences and its proportion to all contract ads across the City of London region with a requirement for Kafka.

1 34 (48.57%) Agile Software Development
1 34 (48.57%) Hadoop
2 32 (45.71%) Java
3 30 (42.86%) Docker
4 29 (41.43%) Big Data
5 26 (37.14%) Linux
6 21 (30.00%) Python
6 21 (30.00%) Finance
6 21 (30.00%) DevOps
7 20 (28.57%) Git (software)
8 18 (25.71%) Apache Cassandra
9 17 (24.29%) Apache Spark
9 17 (24.29%) TDD
9 17 (24.29%) E-Commerce
10 16 (22.86%) JavaScript
10 16 (22.86%) Apache Hive
11 15 (21.43%) Amazon AWS
11 15 (21.43%) Web Services
11 15 (21.43%) RESTful
12 14 (20.00%) BDD
13 13 (18.57%) RabbitMQ
13 13 (18.57%) Elasticsearch
14 12 (17.14%) Bash Shell
14 12 (17.14%) Apache
15 11 (15.71%) Windows
15 11 (15.71%) Multithreading
16 10 (14.29%) C#
16 10 (14.29%) Node.js
17 9 (12.86%) AngularJS
17 9 (12.86%) Amazon EMR

Kafka
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
1 17 (24.29%) Apache Spark
2 13 (18.57%) Elasticsearch
3 12 (17.14%) Apache
4 5 (7.14%) Apache Solr
4 5 (7.14%) NServiceBus
5 4 (5.71%) Apache Pig
6 1 (1.43%) Apache Airflow
6 1 (1.43%) IIS
6 1 (1.43%) IPython
6 1 (1.43%) Jupyter
6 1 (1.43%) nginx
6 1 (1.43%) Tomcat
Applications
1 1 (1.43%) SPSS
Cloud Services
1 15 (21.43%) Amazon AWS
2 9 (12.86%) Amazon EMR
3 8 (11.43%) Virtual Private Cloud
4 4 (5.71%) GitHub
5 2 (2.86%) Amazon Kinesis
5 2 (2.86%) Microsoft Azure
Communications & Networking
1 3 (4.29%) Kerberos
2 2 (2.86%) TCP/IP
3 1 (1.43%) DNS
3 1 (1.43%) HTTP
3 1 (1.43%) LDAP
3 1 (1.43%) SSL
Database & Business Intelligence
1 34 (48.57%) Hadoop
2 29 (41.43%) Big Data
3 18 (25.71%) Apache Cassandra
4 16 (22.86%) Apache Hive
5 6 (8.57%) MongoDB
6 5 (7.14%) HBase
6 5 (7.14%) NoSQL
7 4 (5.71%) MySQL
7 4 (5.71%) Relational Database
8 3 (4.29%) Sqoop
9 2 (2.86%) Aerospike
9 2 (2.86%) Amazon RDS
9 2 (2.86%) Amazon Redshift
9 2 (2.86%) Data Lake
9 2 (2.86%) KDB
9 2 (2.86%) Kdb+
9 2 (2.86%) PostgreSQL
9 2 (2.86%) Redis
9 2 (2.86%) Tick Data
10 1 (1.43%) Apache Zeppelin
Development Applications
1 20 (28.57%) Git (software)
2 8 (11.43%) Maven
3 7 (10.00%) Jenkins
4 6 (8.57%) Cucumber
4 6 (8.57%) Gradle
4 6 (8.57%) Subversion
4 6 (8.57%) TeamCity
5 5 (7.14%) JIRA
5 5 (7.14%) SpecFlow
6 2 (2.86%) Eclipse
7 1 (1.43%) GoCD
7 1 (1.43%) Mercurial
7 1 (1.43%) Talend Open Studio
7 1 (1.43%) Travis CI
7 1 (1.43%) Vagrant
General
1 21 (30.00%) Finance
2 9 (12.86%) Banking
3 4 (5.71%) Front Office
4 3 (4.29%) Retail
5 2 (2.86%) Investment Banking
5 2 (2.86%) Marketing
6 1 (1.43%) Advertising
6 1 (1.43%) Publishing
Job Titles
1 36 (51.43%) Developer
2 22 (31.43%) Java Developer
3 10 (14.29%) DevOps Engineer
4 9 (12.86%) AWS DevOps
5 8 (11.43%) AWS DevOps Engineer
5 8 (11.43%) AWS Engineer
5 8 (11.43%) Big Data Developer
5 8 (11.43%) DevOps Specialist
5 8 (11.43%) Senior Developer
5 8 (11.43%) Senior Java Developer
6 7 (10.00%) AWS Developer
6 7 (10.00%) Cassandra Developer
6 7 (10.00%) Hadoop Developer
6 7 (10.00%) Java Hadoop Developer
7 6 (8.57%) Administrator
7 6 (8.57%) Full Stack Developer
7 6 (8.57%) Lead Developer
8 5 (7.14%) Technical Developer
8 5 (7.14%) Technical Leader
9 4 (5.71%) Node.js Developer
Libraries, Frameworks & Software Standards
1 15 (21.43%) RESTful
1 15 (21.43%) Web Services
2 13 (18.57%) RabbitMQ
3 10 (14.29%) Node.js
4 9 (12.86%) AngularJS
5 8 (11.43%) Akka
6 7 (10.00%) .NET
7 6 (8.57%) ASP.NET
7 6 (8.57%) Reactive Extensions
7 6 (8.57%) Redux
8 5 (7.14%) Angular 2
8 5 (7.14%) ASP.NET Web API
8 5 (7.14%) SignalR
8 5 (7.14%) WebSockets
9 4 (5.71%) Backbone.js
9 4 (5.71%) Elastic Stack
9 4 (5.71%) Ember.js
9 4 (5.71%) Express
9 4 (5.71%) React
10 3 (4.29%) REST
Miscellaneous
1 8 (11.43%) Greenfield Project
2 5 (7.14%) Equities
2 5 (7.14%) Hedge funds
3 4 (5.71%) Fintech
4 2 (2.86%) Algorithms
4 2 (2.86%) Analytical Skills
4 2 (2.86%) Enterprise Software
4 2 (2.86%) Grid Computing
4 2 (2.86%) Public Cloud
4 2 (2.86%) TWAP
4 2 (2.86%) VWAP
5 1 (1.43%) Client/Server
5 1 (1.43%) Computer Science
5 1 (1.43%) Data Centre
5 1 (1.43%) Derivative
5 1 (1.43%) Equity Risk
5 1 (1.43%) Linux Command Line
5 1 (1.43%) Virtual Team
Operating Systems
1 26 (37.14%) Linux
2 11 (15.71%) Windows
3 7 (10.00%) Windows Server
4 5 (7.14%) Red Hat Enterprise Linux
4 5 (7.14%) Unix
5 1 (1.43%) Android
5 1 (1.43%) Apple iOS
5 1 (1.43%) CentOS
5 1 (1.43%) Fedora
5 1 (1.43%) Windows Server 2012
Processes & Methodologies
1 34 (48.57%) Agile Software Development
2 21 (30.00%) DevOps
3 17 (24.29%) E-Commerce
3 17 (24.29%) TDD
4 14 (20.00%) BDD
5 11 (15.71%) Multithreading
6 7 (10.00%) Microservices
7 6 (8.57%) Functional Testing
7 6 (8.57%) Non-Functional Testing
7 6 (8.57%) Statistical Analysis
8 5 (7.14%) Complex Event Processing
8 5 (7.14%) Continuous Delivery
8 5 (7.14%) CQRS
8 5 (7.14%) MapReduce
8 5 (7.14%) OO
9 4 (5.71%) Low Latency
9 4 (5.71%) Pair Programming
9 4 (5.71%) Software Engineering
10 3 (4.29%) Data Management
10 3 (4.29%) Statistics
Programming Languages
1 32 (45.71%) Java
2 21 (30.00%) Python
3 16 (22.86%) JavaScript
4 12 (17.14%) Bash Shell
5 10 (14.29%) C#
6 9 (12.86%) Perl
7 6 (8.57%) Scala
8 5 (7.14%) SQL
9 4 (5.71%) ES6
10 2 (2.86%) PL/SQL
10 2 (2.86%) R
11 1 (1.43%) Clojure
11 1 (1.43%) Go
11 1 (1.43%) Ruby
11 1 (1.43%) Shell Script
Qualifications
1 4 (5.71%) SC Cleared
1 4 (5.71%) Security Cleared
2 2 (2.86%) Computer Science Degree
2 2 (2.86%) Degree
3 1 (1.43%) CFA
Quality Assurance & Compliance
1 1 (1.43%) MiFID
1 1 (1.43%) QA
System Software
1 30 (42.86%) Docker
2 8 (11.43%) Apache ZooKeeper
3 5 (7.14%) HDFS
4 4 (5.71%) Apache Flume
5 1 (1.43%) Active Directory
5 1 (1.43%) Snort
Systems Management
1 7 (10.00%) Kubernetes
2 5 (7.14%) Ansible
2 5 (7.14%) Puppet
3 4 (5.71%) Mesos
4 3 (4.29%) Kibana
5 2 (2.86%) Ambari
5 2 (2.86%) Hadoop YARN
5 2 (2.86%) Marathon
5 2 (2.86%) Nagios
6 1 (1.43%) logstash
6 1 (1.43%) Oozie
6 1 (1.43%) OSSEC
6 1 (1.43%) Rancher
6 1 (1.43%) Terraform
Vendors
1 7 (10.00%) Hortonworks
2 6 (8.57%) IBM
3 4 (5.71%) Red Hat
4 3 (4.29%) Microsoft
5 2 (2.86%) Oracle
5 2 (2.86%) Splunk
6 1 (1.43%) Alteryx
6 1 (1.43%) Cloudera
6 1 (1.43%) comScore
6 1 (1.43%) HP
6 1 (1.43%) Solace
6 1 (1.43%) Tableau
6 1 (1.43%) Talend
6 1 (1.43%) Tradeweb
City, London
Oliver Bernard
Rate: £550 - £600 per day
Posted: Yesterday
City, London
PBIT Consultants
Rate: From £450 to £500 per day
Posted: 9 hours ago
City, London
McGregor Boyall
Rate: £650 - £750 per day
Posted: 3 days ago