Period
to 21 September 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 21 September 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
21 Sep 2018
Same period 2017 Same period 2016
Rank 71 155 189
Rank change year-on-year +84 +34 +99
Contract jobs citing Kafka 308 109 80
As % of all contract IT jobs advertised in Central London 3.38% 1.36% 0.97%
As % of the Libraries, Frameworks & Software Standards category 8.11% 3.64% 2.71%
Number of daily rates quoted 282 101 58
Central London median daily rate £550 £550 £550
10th Percentile £469 £463 £438
90th Percentile £688 £675 £641
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 3,800 2,997 2,957
As % of all contract IT jobs advertised in Central London 41.67% 37.37% 35.81%
Number of daily rates quoted 3,107 2,405 2,469
Central London median daily rate £525 £500 £450
Median daily rate % change year-on-year +5.00% +11.11% -
10th Percentile £375 £352 £320
90th Percentile £663 £638 £634
London median daily rate £515 £500 £450
% change year-on-year +3.00% +11.11% -
Number of hourly rates quoted 9 13 5
Central London median hourly rate £32.00 £21.50 £43.57
Median hourly rate % change year-on-year +48.84% -50.65% +24.49%
10th Percentile £19.76 £18.60 £19.00
90th Percentile £70.15 £27.64 £56.12
London median hourly rate £43.83 £35.00 £40.00
% change year-on-year +25.24% -12.50% +14.29%

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 21 September 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 21 September 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 +78 248 £550 - 49
West End of London -7 20 £563 - 11
Southwark -24 9 £550 +30.18%
Kafka
London

For the 6 months to 21 September 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.

1 172 (55.84%) Java
2 131 (42.53%) Docker
2 131 (42.53%) Apache Spark
3 128 (41.56%) Hadoop
4 122 (39.61%) Agile Software Development
5 121 (39.29%) Big Data
6 105 (34.09%) DevOps
7 100 (32.47%) Finance
8 93 (30.19%) MongoDB
9 91 (29.55%) Linux
10 90 (29.22%) Java 8
11 87 (28.25%) Python
12 86 (27.92%) Amazon AWS
13 79 (25.65%) Apache Hive
14 78 (25.32%) Kubernetes
15 72 (23.38%) Jenkins
16 70 (22.73%) Microservices
17 64 (20.78%) SQL
18 61 (19.81%) NoSQL
19 59 (19.16%) Spring
20 57 (18.51%) Scala
21 56 (18.18%) Data Science
22 55 (17.86%) Apache Cassandra
22 55 (17.86%) AngularJS
23 54 (17.53%) REST
23 54 (17.53%) TDD
24 49 (15.91%) Git (software)
25 48 (15.58%) Analytics
26 47 (15.26%) Elasticsearch
26 47 (15.26%) Machine Learning

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
1 131 (42.53%) Apache Spark
2 47 (15.26%) Elasticsearch
3 32 (10.39%) Apache
4 11 (3.57%) Apache Solr
4 11 (3.57%) WordPress
5 4 (1.30%) Confluence
5 4 (1.30%) SAS
6 3 (0.97%) Apache Pig
7 2 (0.65%) Cloud Foundry
7 2 (0.65%) Tomcat
8 1 (0.32%) Gunicorn
8 1 (0.32%) MQSeries
8 1 (0.32%) nginx
8 1 (0.32%) OpenStack
Applications
1 1 (0.32%) Microsoft Excel
1 1 (0.32%) Microsoft Office
1 1 (0.32%) Microsoft PowerPoint
1 1 (0.32%) MS Visio
Business Applications
1 15 (4.87%) Distributed Ledger
2 1 (0.32%) SAP Oil and Gas
Cloud Services
1 86 (27.92%) Amazon AWS
2 32 (10.39%) GitHub
3 22 (7.14%) Heroku
4 18 (5.84%) Microsoft Azure
5 15 (4.87%) Amazon Kinesis
6 14 (4.55%) Google Cloud Platform
7 8 (2.60%) Amazon S3
8 6 (1.95%) AWS Lambda
9 5 (1.62%) Amazon EMR
9 5 (1.62%) Cloud Computing
9 5 (1.62%) IBM Cloud
9 5 (1.62%) OpenShift
9 5 (1.62%) Serverless
10 2 (0.65%) Amazon EC2
10 2 (0.65%) Amazon ELB
10 2 (0.65%) Datadog
10 2 (0.65%) IaaS
11 1 (0.32%) Amazon CloudWatch
11 1 (0.32%) AWS CloudFormation
11 1 (0.32%) Virtual Private Cloud
Communications & Networking
1 28 (9.09%) SSL
2 25 (8.12%) DNS
2 25 (8.12%) HTTP
3 24 (7.79%) FTP
4 22 (7.14%) TCP/IP
5 8 (2.60%) Kerberos
6 4 (1.30%) AMQP
6 4 (1.30%) Internet
6 4 (1.30%) MQTT
7 1 (0.32%) BGP
7 1 (0.32%) Firewall
7 1 (0.32%) Intrusion Detection
7 1 (0.32%) IPFIX
7 1 (0.32%) Junos
7 1 (0.32%) MPLS
7 1 (0.32%) MRTG
7 1 (0.32%) OSPF
7 1 (0.32%) Reverse Proxy
7 1 (0.32%) TACACS
7 1 (0.32%) WAN
Database & Business Intelligence
1 128 (41.56%) Hadoop
2 121 (39.29%) Big Data
3 93 (30.19%) MongoDB
4 79 (25.65%) Apache Hive
5 61 (19.81%) NoSQL
6 55 (17.86%) Apache Cassandra
7 32 (10.39%) HBase
8 31 (10.06%) Data Warehouse
9 29 (9.42%) Redis
10 27 (8.77%) OLAP
10 27 (8.77%) Star Schema
11 26 (8.44%) Enterprise Data Warehouse
11 26 (8.44%) OLAP Cube
12 25 (8.12%) PostgreSQL
13 17 (5.52%) Blockchain
14 10 (3.25%) Amazon DynamoDB
14 10 (3.25%) MySQL
14 10 (3.25%) Sqoop
15 9 (2.92%) Relational Database
16 8 (2.60%) SQL Server
Development Applications
1 72 (23.38%) Jenkins
2 49 (15.91%) Git (software)
3 37 (12.01%) Maven
4 32 (10.39%) GitLab
5 20 (6.49%) Gradle
6 13 (4.22%) gulp
7 11 (3.57%) JUnit
8 10 (3.25%) Mockito
9 9 (2.92%) Cucumber
10 7 (2.27%) JIRA
11 5 (1.62%) Subversion
11 5 (1.62%) Travis CI
12 4 (1.30%) JMeter
12 4 (1.30%) The Grinder
13 3 (0.97%) Ant
13 3 (0.97%) GoogleTest
13 3 (0.97%) Sonatype Nexus
13 3 (0.97%) Visual Studio
13 3 (0.97%) Visual Studio Team System
14 2 (0.65%) Artifactory
General
1 100 (32.47%) Finance
2 21 (6.82%) Banking
3 13 (4.22%) Publishing
4 6 (1.95%) Games
5 3 (0.97%) Telecoms
6 2 (0.65%) Front Office
6 2 (0.65%) Investment Banking
6 2 (0.65%) Marketing
6 2 (0.65%) Retail
Job Titles
1 126 (40.91%) Developer
2 83 (26.95%) Java Developer
3 59 (19.16%) Data Engineer
4 53 (17.21%) Hadoop Engineer
5 47 (15.26%) Big Data Engineer
6 41 (13.31%) DevOps Engineer
7 32 (10.39%) Senior Developer
8 29 (9.42%) Java Engineer
8 29 (9.42%) Senior Java Developer
9 24 (7.79%) Senior Java Engineer
10 21 (6.82%) Senior Hadoop Engineer
11 19 (6.17%) Elasticsearch Engineer
12 16 (5.19%) Full Stack Developer
13 14 (4.55%) Blockchain Engineer
13 14 (4.55%) Technical Leader
14 12 (3.90%) Python Engineer
14 12 (3.90%) Ruby Developer
15 10 (3.25%) Java Developer - Fintech
15 10 (3.25%) Python Developer
15 10 (3.25%) Scala Developer
Libraries, Frameworks & Software Standards
1 59 (19.16%) Spring
2 55 (17.86%) AngularJS
3 54 (17.53%) REST
4 46 (14.94%) Spring Boot
5 40 (12.99%) RabbitMQ
6 27 (8.77%) HTML
7 26 (8.44%) CSS
7 26 (8.44%) HTML5
8 25 (8.12%) SOAP
9 24 (7.79%) OAuth
9 24 (7.79%) OAuth2
10 23 (7.47%) React
11 20 (6.49%) Dropwizard
12 13 (4.22%) Guice
13 12 (3.90%) Ember.js
13 12 (3.90%) Ratpack
13 12 (3.90%) Ruby on Rails
14 10 (3.25%) Akka
15 9 (2.92%) Spark Streaming
16 6 (1.95%) Swagger
Miscellaneous
1 31 (10.06%) Fintech
2 23 (7.47%) Device Driver
3 21 (6.82%) Greenfield Project
4 17 (5.52%) Algorithms
5 12 (3.90%) Credit Risk
6 7 (2.27%) Analytical Skills
6 7 (2.27%) Data Structures
7 6 (1.95%) Linux Command Line
8 5 (1.62%) Computer Science
8 5 (1.62%) Data Centre
8 5 (1.62%) Public Cloud
9 4 (1.30%) Mobile App
9 4 (1.30%) Social Gaming
10 3 (0.97%) Derivative
11 2 (0.65%) Cloud Native
11 2 (0.65%) Clustering
11 2 (0.65%) Equities
11 2 (0.65%) iPad
11 2 (0.65%) Online Games
11 2 (0.65%) Replication
Operating Systems
1 91 (29.55%) Linux
2 26 (8.44%) Ubuntu
3 25 (8.12%) CentOS
4 11 (3.57%) Unix
5 6 (1.95%) Red Hat Enterprise Linux
6 2 (0.65%) CoreOS
7 1 (0.32%) Debian
Processes & Methodologies
1 122 (39.61%) Agile Software Development
2 105 (34.09%) DevOps
3 70 (22.73%) Microservices
4 56 (18.18%) Data Science
5 54 (17.53%) TDD
6 48 (15.58%) Analytics
7 47 (15.26%) Machine Learning
8 41 (13.31%) Software Engineering
9 33 (10.71%) BDD
10 32 (10.39%) Data Modelling
11 28 (9.09%) SQL Optimisation
12 26 (8.44%) Scrum
13 25 (8.12%) Site Reliability Engineering
14 24 (7.79%) High Availability
14 24 (7.79%) Open Source
14 24 (7.79%) OWASP
15 23 (7.47%) Immutable Infrastructure
16 19 (6.17%) Artificial Intelligence
16 19 (6.17%) Continuous Integration
17 18 (5.84%) Functional Programming
Programming Languages
1 172 (55.84%) Java
2 90 (29.22%) Java 8
3 87 (28.25%) Python
4 64 (20.78%) SQL
5 57 (18.51%) Scala
6 45 (14.61%) JavaScript
7 29 (9.42%) Bash Shell
8 25 (8.12%) ES6
8 25 (8.12%) Go
9 15 (4.87%) Ruby
10 12 (3.90%) R
10 12 (3.90%) TypeScript
11 9 (2.92%) MATLAB
12 7 (2.27%) Clojure
12 7 (2.27%) Kotlin
13 4 (1.30%) C++
13 4 (1.30%) Java 9
13 4 (1.30%) Shell Script
14 3 (0.97%) Groovy
14 3 (0.97%) Perl
Qualifications
1 6 (1.95%) Degree
2 4 (1.30%) Computer Science Degree
2 4 (1.30%) SC Cleared
2 4 (1.30%) Security Cleared
3 3 (0.97%) Master's Degree
3 3 (0.97%) PhD
4 1 (0.32%) ISTQB
4 1 (0.32%) ISTQB Advanced Certification
4 1 (0.32%) Numerate Degree
Quality Assurance & Compliance
1 30 (9.74%) Data Quality
2 9 (2.92%) Disclosure Scotland
3 8 (2.60%) QA
4 5 (1.62%) GCP
5 2 (0.65%) GDPR
6 1 (0.32%) SLA
System Software
1 131 (42.53%) Docker
2 19 (6.17%) Apache Flume
3 13 (4.22%) HDFS
4 11 (3.57%) Apache ZooKeeper
5 6 (1.95%) Active Directory
6 1 (0.32%) etcd
6 1 (0.32%) KVM
6 1 (0.32%) Varnish
6 1 (0.32%) VMware Infrastructure
Systems Management
1 78 (25.32%) Kubernetes
2 39 (12.66%) Oozie
3 30 (9.74%) Prometheus
4 28 (9.09%) Nagios
5 25 (8.12%) Ansible
5 25 (8.12%) Grafana
6 24 (7.79%) Icinga
7 20 (6.49%) Hadoop YARN
8 14 (4.55%) Docker Swarm
9 13 (4.22%) Mesos
10 12 (3.90%) Puppet
11 11 (3.57%) Terraform
12 10 (3.25%) linkerd
12 10 (3.25%) Marathon
13 9 (2.92%) Ambari
13 9 (2.92%) Opscode Chef
14 7 (2.27%) Kibana
15 6 (1.95%) Apache Slider
16 5 (1.62%) logstash
17 4 (1.30%) Consul
Vendors
1 44 (14.29%) Google
2 27 (8.77%) Red Hat
3 19 (6.17%) Hortonworks
4 17 (5.52%) Oracle
5 11 (3.57%) Tableau
6 10 (3.25%) Cloudera
7 9 (2.92%) Talend
8 8 (2.60%) IBM
9 7 (2.27%) Informatica
10 6 (1.95%) Microsoft
11 5 (1.62%) Splunk
12 4 (1.30%) Ab Initio
12 4 (1.30%) Alteryx
12 4 (1.30%) TIBCO
13 3 (0.97%) Facebook
13 3 (0.97%) MapR
14 2 (0.65%) SAP
15 1 (0.32%) Cisco
15 1 (0.32%) Ericsson
15 1 (0.32%) Juniper