Period
to 21 November 2017

The following table provides summary statistics for contract job vacancies advertised in 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 November 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
England > London
6 months to
21 Nov 2017
Same period 2016 Same period 2015
Rank 142 228 423
Rank change year-on-year +86 +195 +156
Contract jobs citing Kafka 896 492 187
As % of all contract IT jobs advertised in London 1.90% 1.10% 0.40%
As % of the Libraries, Frameworks & Software Standards category 5.13% 3.19% 1.24%
Number of daily rates quoted 748 393 147
London median daily rate £550 £550 £575
Median daily rate % change year-on-year - -4.35% +13.58%
10th Percentile £442 £413 £427
90th Percentile £675 £675 £705
England median daily rate £550 £525 £575
% change year-on-year +4.76% -8.70% +27.78%
Number of hourly rates quoted 0 0 0
London median hourly rate - - -
England median hourly rate £37.00 - -

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 London with a requirement for technical specification, industry standards, software libraries and framework skills.

All Software Libraries and Frameworks
London
Contract vacancies with a requirement for technical specification, industry standards, software libraries and framework skills 17463 15419 15021
As % of all contract IT jobs advertised in London 37.10% 34.32% 32.27%
Number of daily rates quoted 13339 11542 11183
London median daily rate £500 £465 £450
Median daily rate % change year-on-year +7.53% +3.33% +5.88%
10th Percentile £350 £319 £308
90th Percentile £650 £625 £625
England median daily rate £463 £425 £413
% change year-on-year +8.82% +3.03% +3.13%
Number of hourly rates quoted 103 72 92
London median hourly rate £30.75 £40.00 £35.75
Median hourly rate % change year-on-year -23.13% +11.89% +2.14%
10th Percentile £19.09 £19.23 £14.25
90th Percentile £49.75 £57.44 £58.75
England median hourly rate £40.00 £37.50 £37.50
% change year-on-year +6.67% - +10.29%

Kafka
Job Vacancy Trend in London

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

Job vacancy trend for Kafka in London

Kafka
Contractor Daily Rate Trend in London

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

Contractor daily rate trend for Kafka in London

Kafka
Contractor Daily Rate Histogram in London

The daily rate distribution of IT jobs citing Kafka in London over the 6 months to 21 November 2017.

Contractor daily rate histogram for Kafka in London

Kafka
Contract Job Locations in 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 London region over the 6 months to 21 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
Contract
IT Job Ads
Median
Daily Rate
Past 6 Months
Median Daily Rate
% Change
on Same Period
Last Year
Live
Job
Vacancies
Central London +28 152 £550 - 25
South London +25 72 £550 +18.92% 1
West London +11 29 £575 +21.05% 8
East London +8 18 £588 +2.17% 6
Kafka
England

For the 6 months to 21 November 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 London region with a requirement for Kafka.

1 655 (73.10%) Java
2 449 (50.11%) Big Data
3 425 (47.43%) Agile Software Development
4 422 (47.10%) Hadoop
5 416 (46.43%) Apache Spark
6 306 (34.15%) TDD
7 300 (33.48%) Microservices
8 280 (31.25%) Amazon AWS
9 270 (30.13%) Scala
10 258 (28.79%) BDD
11 255 (28.46%) Docker
12 245 (27.34%) Python
13 235 (26.23%) HBase
14 233 (26.00%) DevOps
15 228 (25.45%) NoSQL
16 224 (25.00%) REST
17 223 (24.89%) Apache Cassandra
18 205 (22.88%) Spring
19 198 (22.10%) SQL
20 195 (21.76%) Linux
21 191 (21.32%) HDFS
22 183 (20.42%) Finance
23 176 (19.64%) Jenkins
24 167 (18.64%) Scrum
25 166 (18.53%) Continuous Integration
26 164 (18.30%) Apache Hive
27 161 (17.97%) PostgreSQL
28 160 (17.86%) Akka
29 149 (16.63%) JavaScript
30 144 (16.07%) Elasticsearch

Kafka
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
1 416 (46.43%) Apache Spark
2 144 (16.07%) Elasticsearch
3 98 (10.94%) Apache
3 98 (10.94%) Apache Solr
4 82 (9.15%) Confluence
5 35 (3.91%) Apache Pig
6 25 (2.79%) NServiceBus
7 19 (2.12%) Tomcat
8 13 (1.45%) nginx
9 7 (0.78%) JBoss
10 6 (0.67%) Apache Airflow
10 6 (0.67%) OpenStack
10 6 (0.67%) WildFly
11 5 (0.56%) Cloud Foundry
11 5 (0.56%) SAS
12 4 (0.45%) IIS
13 3 (0.33%) Oracle Coherence
13 3 (0.33%) WebLogic
14 2 (0.22%) Apache Qpid
14 2 (0.22%) Mule
Applications
1 3 (0.33%) Microsoft Excel
2 2 (0.22%) Microsoft Office
2 2 (0.22%) Microsoft PowerPoint
Cloud Services
1 280 (31.25%) Amazon AWS
2 78 (8.71%) GitHub
3 41 (4.58%) Amazon EC2
4 39 (4.35%) Microsoft Azure
5 30 (3.35%) Bluemix
5 30 (3.35%) IBM Cloud
6 26 (2.90%) Amazon S3
7 23 (2.57%) Google Cloud Platform
8 19 (2.12%) Amazon Kinesis
9 15 (1.67%) Amazon EMR
10 14 (1.56%) AWS CloudFormation
11 12 (1.34%) SaaS
12 11 (1.23%) Amazon ELB
13 10 (1.12%) Google Play
14 8 (0.89%) Amazon SQS
15 7 (0.78%) Datadog
15 7 (0.78%) Route 53
16 6 (0.67%) npm
16 6 (0.67%) Virtual Private Cloud
16 6 (0.67%) Yarn
Communications & Networking
1 83 (9.26%) Kerberos
2 21 (2.34%) HTTP
3 10 (1.12%) Firewall
4 8 (0.89%) DNS
4 8 (0.89%) TCP/IP
5 6 (0.67%) ICMP
5 6 (0.67%) VPN
6 3 (0.33%) Internet
6 3 (0.33%) SSL
7 2 (0.22%) LDAP
8 1 (0.11%) LAN
8 1 (0.11%) Network Security
8 1 (0.11%) OpenLDAP
8 1 (0.11%) Software-Defined Networking
8 1 (0.11%) VLAN
8 1 (0.11%) WAN
Database & Business Intelligence
1 449 (50.11%) Big Data
2 422 (47.10%) Hadoop
3 235 (26.23%) HBase
4 228 (25.45%) NoSQL
5 223 (24.89%) Apache Cassandra
6 164 (18.30%) Apache Hive
7 161 (17.97%) PostgreSQL
8 123 (13.73%) MongoDB
9 94 (10.49%) Relational Database
10 57 (6.36%) MySQL
11 53 (5.92%) Data Warehouse
12 52 (5.80%) Impala
13 50 (5.58%) RDBMS
14 44 (4.91%) Sqoop
15 43 (4.80%) SQL Server
16 39 (4.35%) Redis
17 37 (4.13%) Amazon DynamoDB
18 28 (3.13%) Amazon Redshift
19 23 (2.57%) Blockchain
20 22 (2.46%) Flink
Development Applications
1 176 (19.64%) Jenkins
2 114 (12.72%) Git (software)
3 102 (11.38%) Cucumber
4 99 (11.05%) JIRA
5 81 (9.04%) Maven
6 50 (5.58%) Mockito
7 30 (3.35%) Subversion
8 26 (2.90%) SpecFlow
9 23 (2.57%) Gradle
10 22 (2.46%) GitLab
10 22 (2.46%) TeamCity
11 20 (2.23%) JUnit
12 17 (1.90%) IntelliJ
13 16 (1.79%) Selenium
14 14 (1.56%) SonarQube
15 11 (1.23%) Travis CI
15 11 (1.23%) WebDriver
16 10 (1.12%) Artifactory
16 10 (1.12%) Talend Open Studio
17 9 (1.00%) GoCD
General
1 183 (20.42%) Finance
2 130 (14.51%) Banking
3 34 (3.79%) Front Office
4 27 (3.01%) Games
5 26 (2.90%) Marketing
6 22 (2.46%) Retail
7 20 (2.23%) Investment Banking
8 19 (2.12%) Publishing
8 19 (2.12%) Telecoms
9 14 (1.56%) Electronics
9 14 (1.56%) Manufacturing
10 12 (1.34%) Financial Institution
11 7 (0.78%) Advertising
12 4 (0.45%) Law
13 2 (0.22%) Corporate Banking
13 2 (0.22%) Military
14 1 (0.11%) Italian Language
14 1 (0.11%) Music Industry
14 1 (0.11%) Private Banking
14 1 (0.11%) Retail Banking
Job Titles
1 457 (51.00%) Developer
2 226 (25.22%) Java Developer
3 129 (14.40%) Data Engineer
4 117 (13.06%) Scala Developer
5 113 (12.61%) Big Data Developer
6 109 (12.17%) Architect
7 98 (10.94%) Big Data Engineer
8 71 (7.92%) Senior Developer
9 54 (6.03%) DevOps Engineer
10 48 (5.36%) Data Architect
10 48 (5.36%) Senior Java Developer
11 46 (5.13%) Agile Developer
12 43 (4.80%) Agile Java Developer
12 43 (4.80%) Java Engineer
13 42 (4.69%) Hadoop Engineer
14 39 (4.35%) Hadoop Developer
15 32 (3.57%) Big Data Architect
16 31 (3.46%) Java Scala Developer
17 30 (3.35%) Full Stack Developer
18 29 (3.24%) AWS Engineer
Libraries, Frameworks & Software Standards
1 224 (25.00%) REST
2 205 (22.88%) Spring
3 160 (17.86%) Akka
4 130 (14.51%) RESTful
5 127 (14.17%) Spring Boot
6 114 (12.72%) Web Services
7 101 (11.27%) RabbitMQ
8 96 (10.71%) JSON
9 85 (9.49%) React
10 80 (8.93%) Elastic Stack
11 77 (8.59%) Hibernate
12 73 (8.15%) Node.js
13 64 (7.14%) AngularJS
14 63 (7.03%) Drools
15 61 (6.81%) Redux
16 59 (6.58%) Samza
17 58 (6.47%) XML
18 55 (6.14%) HTML
19 53 (5.92%) Apache Camel
20 51 (5.69%) PySpark
Miscellaneous
1 95 (10.60%) Algorithms
2 56 (6.25%) Greenfield Project
3 48 (5.36%) Analytical Skills
4 45 (5.02%) Fintech
5 42 (4.69%) Data Structures
6 25 (2.79%) Hedge funds
7 23 (2.57%) Foreign Exchange (FX)
8 21 (2.34%) Computer Science
9 18 (2.01%) Market Risk
10 13 (1.45%) Mobile App
10 13 (1.45%) Replication
11 11 (1.23%) Equities
12 8 (0.89%) Public Cloud
13 7 (0.78%) Derivative
14 6 (0.67%) Credit Risk
14 6 (0.67%) Data Centre
14 6 (0.67%) Fixed Income
14 6 (0.67%) Semantic Web
14 6 (0.67%) Virtual Team
15 5 (0.56%) Enterprise Software
Operating Systems
1 195 (21.76%) Linux
2 95 (10.60%) Unix
3 37 (4.13%) Windows
4 19 (2.12%) Ubuntu
5 15 (1.67%) CentOS
6 13 (1.45%) Red Hat Enterprise Linux
7 12 (1.34%) Android
7 12 (1.34%) Apple iOS
8 6 (0.67%) Windows Server
9 3 (0.33%) AIX
9 3 (0.33%) CoreOS
10 1 (0.11%) DC/OS
10 1 (0.11%) Mac OS X
Processes & Methodologies
1 425 (47.43%) Agile Software Development
2 306 (34.15%) TDD
3 300 (33.48%) Microservices
4 258 (28.79%) BDD
5 233 (26.00%) DevOps
6 167 (18.64%) Scrum
7 166 (18.53%) Continuous Integration
8 141 (15.74%) Open Source
9 110 (12.28%) MapReduce
10 104 (11.61%) Pair Programming
11 89 (9.93%) Data Architecture
12 86 (9.60%) ETL
13 80 (8.93%) Analytics
14 79 (8.82%) Kanban
15 71 (7.92%) Data Engineering
16 70 (7.81%) Software Engineering
17 68 (7.59%) Test Automation
18 67 (7.48%) Machine Learning
19 62 (6.92%) Business Intelligence
20 51 (5.69%) Domain-Driven Design
Programming Languages
1 655 (73.10%) Java
2 270 (30.13%) Scala
3 245 (27.34%) Python
4 198 (22.10%) SQL
5 149 (16.63%) JavaScript
6 53 (5.92%) C#
7 44 (4.91%) Bash Shell
8 43 (4.80%) Shell Script
9 33 (3.68%) Groovy
10 32 (3.57%) PL/SQL
11 30 (3.35%) Ruby
12 29 (3.24%) R
13 23 (2.57%) ES6
13 23 (2.57%) Go
14 16 (1.79%) Clojure
15 12 (1.34%) GraphQL
15 12 (1.34%) Perl
16 11 (1.23%) Objective-C
17 9 (1.00%) C++
18 8 (0.89%) T-SQL
Qualifications
1 111 (12.39%) Security Cleared
2 82 (9.15%) SC Cleared
3 21 (2.34%) DV Cleared
4 20 (2.23%) Degree
5 14 (1.56%) Computer Science Degree
6 7 (0.78%) DBS Check
7 3 (0.33%) CTC Cleared
8 2 (0.22%) Numerate Degree
9 1 (0.11%) BPSS Clearance
9 1 (0.11%) ISEB
9 1 (0.11%) ISTQB
9 1 (0.11%) ISTQB Foundation Certification
9 1 (0.11%) Master's Degree
9 1 (0.11%) PhD
Quality Assurance & Compliance
1 31 (3.46%) QA
2 24 (2.68%) MiFID
3 21 (2.34%) Data Quality
4 4 (0.45%) Dodd-Frank
4 4 (0.45%) GCP
5 3 (0.33%) EMIR
6 2 (0.22%) ISO/IEC 27001
6 2 (0.22%) PCI DSS
7 1 (0.11%) Basel III
7 1 (0.11%) Disclosure Scotland
7 1 (0.11%) ISO 20022
7 1 (0.11%) SEPA
System Software
1 255 (28.46%) Docker
2 191 (21.32%) HDFS
3 91 (10.16%) Apache Flume
4 79 (8.82%) Apache ZooKeeper
5 7 (0.78%) etcd
5 7 (0.78%) Varnish
6 2 (0.22%) Active Directory
6 2 (0.22%) OpenAM
6 2 (0.22%) Virtual Machines
7 1 (0.11%) flannel
7 1 (0.11%) GridGain
7 1 (0.11%) VMware Infrastructure
Systems Management
1 110 (12.28%) Kubernetes
2 107 (11.94%) Ansible
3 95 (10.60%) Terraform
4 74 (8.26%) Hadoop YARN
5 67 (7.48%) Oozie
6 54 (6.03%) Kibana
6 54 (6.03%) logstash
7 53 (5.92%) Ambari
8 52 (5.80%) Puppet
9 42 (4.69%) Grafana
10 26 (2.90%) Opscode Chef
11 16 (1.79%) ITRS Geneos
11 16 (1.79%) Rancher
12 11 (1.23%) Consul
13 10 (1.12%) Mesos
13 10 (1.12%) Packer
14 8 (0.89%) Nagios
15 5 (0.56%) Docker Swarm
15 5 (0.56%) Prometheus
16 3 (0.33%) ZABBIX
Vendors
1 99 (11.05%) Oracle
2 85 (9.49%) Splunk
3 61 (6.81%) AppDynamics
3 61 (6.81%) IBM
4 50 (5.58%) Microsoft
5 47 (5.25%) Hortonworks
6 45 (5.02%) Google
7 39 (4.35%) Cloudera
8 36 (4.02%) Tableau
9 17 (1.90%) SAP
10 13 (1.45%) Red Hat
11 12 (1.34%) Informatica
12 11 (1.23%) TIBCO
13 10 (1.12%) Apple
13 10 (1.12%) Talend
13 10 (1.12%) Teradata
14 9 (1.00%) Salesforce.com
15 8 (0.89%) Reuters
16 7 (0.78%) FXall
16 7 (0.78%) Perforce