Period
to 18 July 2018

The following table provides summary statistics for contract job vacancies advertised in Central 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 6 months to 18 July 2018 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 > Central London
6 months to
18 Jul 2018
Same period 2017 Same period 2016
Rank 91 177 221
Rank change year-on-year +86 +44 +83
Contract jobs citing Kafka 270 75 51
As % of all contract IT jobs advertised in Central London 2.90% 0.99% 0.61%
As % of the Libraries, Frameworks & Software Standards category 7.28% 2.68% 1.72%
Number of daily rates quoted 251 64 37
Central London median daily rate £550 £530 £550
Median daily rate % change year-on-year +3.77% -3.64% +4.76%
10th Percentile £475 £459 £338
90th Percentile £688 £650 £640
London median daily rate £550 £550 £550
Number of hourly rates quoted 0 0 0
Central London median hourly rate - - -
London median hourly rate £42.50 - -

Kafka is in the Software Libraries and Frameworks category. The following table is for comparison with the above and provides summary statistics for all contract job vacancies advertised in Central London with a requirement for technical specification, industry standards, software libraries and framework skills.

All Software Libraries and Frameworks
Central London
Contract vacancies with a requirement for technical specification, industry standards, software libraries and framework skills 3,709 2,796 2,966
As % of all contract IT jobs advertised in Central London 39.85% 36.74% 35.27%
Number of daily rates quoted 3,007 2,247 2,467
Central London median daily rate £520 £500 £463
Median daily rate % change year-on-year +4.10% +8.00% +2.78%
10th Percentile £363 £332 £313
90th Percentile £675 £650 £638
London median daily rate £513 £489 £465
% change year-on-year +4.86% +5.11% +3.33%
Number of hourly rates quoted 15 12 5
Central London median hourly rate £22.00 £24.42 £20.00
Median hourly rate % change year-on-year -9.92% +22.11% -26.93%
10th Percentile £21.00 £19.18 £16.69
90th Percentile £55.00 £29.47 £35.74
London median hourly rate £43.50 £38.75 £29.00
% change year-on-year +12.26% +33.62% -3.33%

Kafka
Job Vacancy Trend in Central London

Job postings citing Kafka as a percentage of all IT jobs advertised in Central London.

Job vacancy trend for Kafka in Central London

Kafka
Contractor Daily Rate Trend in Central London

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

Contractor daily rate trend for Kafka in Central London

Kafka
Contractor Daily Rate Histogram in Central London

The daily rate distribution of IT jobs citing Kafka in Central London over the 6 months to 18 July 2018.

Contractor daily rate histogram for Kafka in Central London

Kafka
Contract Job Locations in Central London

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing Kafka within the Central London region over the 6 months to 18 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
Contract
IT Job Ads
Median
Daily Rate
Past 6 Months
Median Daily Rate
% Change
on Same Period
Last Year
Live
Job
Vacancies
City of London +78 203 £575 +7.83% 44
West End of London - 13 £538 - 12
City of Westminster -7 1 £525 +10.53%
Kafka
London

For the 6 months to 18 July 2018, IT contractor jobs citing Kafka also mentioned the following skills in order of popularity. The figures indicate the absolute number co-occurrences and as a proportion of all contract job ads across the Central London region with a requirement for Kafka.

1 152 (56.30%) Java
2 119 (44.07%) Hadoop
3 116 (42.96%) Agile Software Development
4 110 (40.74%) Big Data
5 109 (40.37%) Docker
5 109 (40.37%) Apache Spark
6 89 (32.96%) Java 8
7 88 (32.59%) Linux
8 86 (31.85%) Finance
9 81 (30.00%) Apache Hive
9 81 (30.00%) DevOps
10 80 (29.63%) Python
11 79 (29.26%) MongoDB
12 78 (28.89%) Amazon AWS
13 62 (22.96%) SQL
13 62 (22.96%) Microservices
14 61 (22.59%) TDD
15 57 (21.11%) Jenkins
16 56 (20.74%) Scala
17 53 (19.63%) NoSQL
18 52 (19.26%) Git (software)
19 51 (18.89%) Data Science
19 51 (18.89%) Kubernetes
20 50 (18.52%) AngularJS
21 49 (18.15%) Machine Learning
22 46 (17.04%) Analytics
22 46 (17.04%) REST
23 45 (16.67%) Apache Cassandra
24 43 (15.93%) Elasticsearch
25 42 (15.56%) Spring

Kafka
Co-occurring IT Skills in Central 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
1 109 (40.37%) Apache Spark
2 43 (15.93%) Elasticsearch
3 33 (12.22%) Apache
4 14 (5.19%) Apache Solr
5 5 (1.85%) Apache Pig
6 4 (1.48%) Cloud Foundry
7 3 (1.11%) Confluence
7 3 (1.11%) SAS
7 3 (1.11%) Tomcat
7 3 (1.11%) WordPress
8 1 (0.37%) Gunicorn
8 1 (0.37%) MQSeries
8 1 (0.37%) nginx
8 1 (0.37%) OpenStack
Applications
1 1 (0.37%) Microsoft Excel
1 1 (0.37%) Microsoft Office
1 1 (0.37%) Microsoft PowerPoint
1 1 (0.37%) MS Visio
Business Applications
1 11 (4.07%) Distributed Ledger
Cloud Services
1 78 (28.89%) Amazon AWS
2 26 (9.63%) GitHub
3 24 (8.89%) Heroku
4 19 (7.04%) Microsoft Azure
5 14 (5.19%) Amazon Kinesis
6 12 (4.44%) Google Cloud Platform
7 8 (2.96%) Amazon S3
7 8 (2.96%) AWS Lambda
8 7 (2.59%) Serverless
9 6 (2.22%) Cloud Computing
10 5 (1.85%) Amazon EMR
11 4 (1.48%) OpenShift
12 3 (1.11%) Yarn
13 2 (0.74%) IBM Cloud
13 2 (0.74%) npm
14 1 (0.37%) Route 53
14 1 (0.37%) Virtual Private Cloud
Communications & Networking
1 31 (11.48%) SSL
2 27 (10.00%) DNS
3 26 (9.63%) FTP
3 26 (9.63%) HTTP
4 24 (8.89%) TCP/IP
5 11 (4.07%) Kerberos
6 4 (1.48%) Internet
7 3 (1.11%) AMQP
7 3 (1.11%) MQTT
8 1 (0.37%) Firewall
8 1 (0.37%) Intrusion Detection
8 1 (0.37%) Reverse Proxy
8 1 (0.37%) WAN
Database & Business Intelligence
1 119 (44.07%) Hadoop
2 110 (40.74%) Big Data
3 81 (30.00%) Apache Hive
4 79 (29.26%) MongoDB
5 53 (19.63%) NoSQL
6 45 (16.67%) Apache Cassandra
7 34 (12.59%) Data Warehouse
8 33 (12.22%) HBase
9 31 (11.48%) PostgreSQL
10 29 (10.74%) OLAP
10 29 (10.74%) Star Schema
11 28 (10.37%) Enterprise Data Warehouse
11 28 (10.37%) OLAP Cube
12 19 (7.04%) Redis
13 13 (4.81%) Blockchain
14 11 (4.07%) Relational Database
15 10 (3.70%) MySQL
15 10 (3.70%) SQL Server
16 8 (2.96%) Amazon Redshift
17 7 (2.59%) Sqoop
Development Applications
1 57 (21.11%) Jenkins
2 52 (19.26%) Git (software)
3 32 (11.85%) GitLab
4 31 (11.48%) Maven
5 20 (7.41%) Gradle
6 14 (5.19%) gulp
7 9 (3.33%) Gatling
7 9 (3.33%) JUnit
8 8 (2.96%) Geb
8 8 (2.96%) Spock
9 6 (2.22%) Cucumber
9 6 (2.22%) Mockito
10 5 (1.85%) JIRA
11 4 (1.48%) JMeter
11 4 (1.48%) The Grinder
11 4 (1.48%) Travis CI
12 3 (1.11%) Ant
12 3 (1.11%) GoogleTest
12 3 (1.11%) Sonatype Nexus
12 3 (1.11%) TeamCity
General
1 86 (31.85%) Finance
2 18 (6.67%) Banking
3 10 (3.70%) Publishing
4 6 (2.22%) Games
5 4 (1.48%) Front Office
5 4 (1.48%) Investment Banking
5 4 (1.48%) Marketing
6 3 (1.11%) Telecoms
7 2 (0.74%) Manufacturing
7 2 (0.74%) Retail
Job Titles
1 115 (42.59%) Developer
2 74 (27.41%) Java Developer
3 52 (19.26%) Data Engineer
3 52 (19.26%) Hadoop Engineer
4 33 (12.22%) Big Data Engineer
4 33 (12.22%) DevOps Engineer
5 25 (9.26%) Senior Developer
6 23 (8.52%) Java Engineer
6 23 (8.52%) Senior Java Engineer
7 22 (8.15%) Senior Java Developer
8 20 (7.41%) Senior Hadoop Engineer
9 19 (7.04%) Big Data Developer
10 18 (6.67%) Elasticsearch Engineer
11 13 (4.81%) Agile Developer
11 13 (4.81%) Agile Java Developer
12 12 (4.44%) Ruby Developer
13 10 (3.70%) Architect
13 10 (3.70%) Blockchain Engineer
13 10 (3.70%) Technical Leader
14 8 (2.96%) Consultant
Libraries, Frameworks & Software Standards
1 50 (18.52%) AngularJS
2 46 (17.04%) REST
3 42 (15.56%) Spring
4 38 (14.07%) Spring Boot
5 32 (11.85%) HTML
6 31 (11.48%) HTML5
7 30 (11.11%) RabbitMQ
8 29 (10.74%) SOAP
9 28 (10.37%) CSS
9 28 (10.37%) OAuth
9 28 (10.37%) OAuth2
10 20 (7.41%) Dropwizard
11 17 (6.30%) React
12 15 (5.56%) Guice
13 14 (5.19%) Ember.js
13 14 (5.19%) Ratpack
14 12 (4.44%) Ruby on Rails
15 11 (4.07%) Akka
16 10 (3.70%) JMS
17 8 (2.96%) JSON
Miscellaneous
1 23 (8.52%) Fintech
2 21 (7.78%) Device Driver
3 13 (4.81%) Greenfield Project
4 12 (4.44%) Credit Risk
5 11 (4.07%) Algorithms
6 8 (2.96%) Analytical Skills
7 6 (2.22%) Data Structures
8 5 (1.85%) Data Centre
8 5 (1.85%) Public Cloud
9 4 (1.48%) Computer Science
9 4 (1.48%) Foreign Exchange (FX)
9 4 (1.48%) Mobile App
9 4 (1.48%) Social Gaming
10 3 (1.11%) Linux Command Line
11 2 (0.74%) Cloud Native
11 2 (0.74%) Derivative
11 2 (0.74%) Fixed Income
11 2 (0.74%) iPad
11 2 (0.74%) Online Games
12 1 (0.37%) PKI
Operating Systems
1 88 (32.59%) Linux
2 23 (8.52%) Ubuntu
3 22 (8.15%) CentOS
4 11 (4.07%) Unix
5 7 (2.59%) Red Hat Enterprise Linux
6 2 (0.74%) CoreOS
Processes & Methodologies
1 116 (42.96%) Agile Software Development
2 81 (30.00%) DevOps
3 62 (22.96%) Microservices
4 61 (22.59%) TDD
5 51 (18.89%) Data Science
6 49 (18.15%) Machine Learning
7 46 (17.04%) Analytics
8 38 (14.07%) Data Modelling
9 36 (13.33%) Software Engineering
10 30 (11.11%) BDD
11 28 (10.37%) SQL Optimisation
12 26 (9.63%) OWASP
13 23 (8.52%) High Availability
13 23 (8.52%) Site Reliability Engineering
14 22 (8.15%) Continuous Integration
15 21 (7.78%) Immutable Infrastructure
15 21 (7.78%) Scrum
16 20 (7.41%) ETL
17 19 (7.04%) Low Latency
18 17 (6.30%) Functional Programming
Programming Languages
1 152 (56.30%) Java
2 89 (32.96%) Java 8
3 80 (29.63%) Python
4 62 (22.96%) SQL
5 56 (20.74%) Scala
6 40 (14.81%) JavaScript
7 29 (10.74%) ES6
8 27 (10.00%) Bash Shell
9 21 (7.78%) Go
10 17 (6.30%) TypeScript
11 12 (4.44%) Ruby
12 11 (4.07%) Groovy
13 10 (3.70%) R
14 9 (3.33%) MATLAB
15 4 (1.48%) Clojure
15 4 (1.48%) Kotlin
16 3 (1.11%) C#
16 3 (1.11%) C++
16 3 (1.11%) PL/SQL
16 3 (1.11%) Shell Script
Qualifications
1 8 (2.96%) Security Cleared
2 6 (2.22%) SC Cleared
3 4 (1.48%) PhD
4 3 (1.11%) Degree
5 2 (0.74%) DV Cleared
5 2 (0.74%) Master's Degree
6 1 (0.37%) Computer Science Degree
6 1 (0.37%) TOGAF Certification
Quality Assurance & Compliance
1 35 (12.96%) Data Quality
2 6 (2.22%) QA
3 3 (1.11%) GCP
4 2 (0.74%) Disclosure Scotland
4 2 (0.74%) GDPR
5 1 (0.37%) SLA
System Software
1 109 (40.37%) Docker
2 18 (6.67%) Apache Flume
3 14 (5.19%) HDFS
4 13 (4.81%) Apache ZooKeeper
5 7 (2.59%) Active Directory
Systems Management
1 51 (18.89%) Kubernetes
2 41 (15.19%) Oozie
3 23 (8.52%) Prometheus
4 22 (8.15%) Grafana
5 21 (7.78%) Icinga
5 21 (7.78%) Nagios
6 16 (5.93%) Hadoop YARN
7 15 (5.56%) Ansible
8 14 (5.19%) Docker Swarm
9 13 (4.81%) Mesos
10 10 (3.70%) Marathon
11 8 (2.96%) Terraform
12 7 (2.59%) Ambari
12 7 (2.59%) Apache Slider
13 6 (2.22%) Puppet
14 5 (1.85%) linkerd
15 3 (1.11%) Consul
15 3 (1.11%) Kibana
15 3 (1.11%) Opscode Chef
16 2 (0.74%) logstash
Vendors
1 42 (15.56%) Google
2 24 (8.89%) Red Hat
3 22 (8.15%) Hortonworks
4 14 (5.19%) Cloudera
5 11 (4.07%) Oracle
6 7 (2.59%) Tableau
7 5 (1.85%) Informatica
7 5 (1.85%) Microsoft
7 5 (1.85%) Splunk
8 4 (1.48%) IBM
8 4 (1.48%) MapR
8 4 (1.48%) Talend
9 3 (1.11%) Ab Initio
9 3 (1.11%) Alteryx
9 3 (1.11%) Facebook
9 3 (1.11%) FXall
9 3 (1.11%) Reuters
9 3 (1.11%) TIBCO
10 1 (0.37%) F5
10 1 (0.37%) Omniture