Period
to 24 July 2021

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 24 July 2021 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
24 Jul 2021
Same period 2020 Same period 2019
Rank 79 105 86
Rank change year-on-year +26 -19 +29
Contract jobs citing Kafka 1,000 407 1,285
As % of all contract jobs advertised in London 3.36% 2.51% 3.17%
As % of the Libraries, Frameworks & Software Standards category 9.43% 6.58% 8.60%
Number of daily rates quoted 668 284 1,030
10th Percentile £471 £425 £480
25th Percentile £524 £500 £513
Median daily rate (50th Percentile) £600 £563 £575
Median % change year-on-year +6.67% -2.17% +4.55%
75th Percentile £675 £645 £650
90th Percentile £738 £688 £713
England median daily rate £575 £550 £550
% change year-on-year +4.55% - -
Number of hourly rates quoted 1 0 0
Median hourly rate £52.56 - -
England median hourly rate £54.53 £43.25 -
% change year-on-year +26.09% - -

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 10,601 6,182 14,942
As % of all contract IT jobs advertised in London 35.60% 38.09% 36.82%
Number of daily rates quoted 7,896 4,612 11,271
10th Percentile £400 £375 £375
25th Percentile £463 £450 £450
Median daily rate (50th Percentile) £550 £525 £525
Median % change year-on-year +4.76% - +2.44%
75th Percentile £650 £631 £601
90th Percentile £715 £713 £675
England median daily rate £523 £500 £500
% change year-on-year +4.50% - +5.26%
Number of hourly rates quoted 43 36 60
10th Percentile £25.40 £23.00 £13.28
25th Percentile £35.13 £31.11 £33.06
Median hourly rate £45.00 £46.75 £48.48
Median % change year-on-year -3.74% -3.57% +12.09%
75th Percentile £62.98 £63.00 £54.06
90th Percentile £68.76 £67.52 £68.88
England median hourly rate £45.00 £45.00 £45.00

Kafka
Job Vacancy Trend in London

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

Job vacancy trend for Kafka in London

Kafka
Contractor Daily Rate Trend in London

3-month moving average daily rate quoted in jobs citing Kafka in London.

Daily rate trend for Kafka in London

Kafka
Daily Rate Histogram in London

Daily rate distribution for jobs citing Kafka in London over the 6 months to 24 July 2021.

Daily rate histogram for Kafka in London

Kafka
Contractor Hourly Rate Trend in London

3-month moving average hourly rates quoted in jobs citing Kafka in London.

Hourly rate trend 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 24 July 2021. 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 +17 137 £600 +4.35% 107
South London +23 10 £586 +17.20% 6
West London -7 7 £550 -8.33% 36
East London +5 1 £400 -42.86% 19
Kafka
England

For the 6 months to 24 July 2021, 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 London region with a requirement for Kafka.

1 614 (61.40%) Java
2 465 (46.50%) Agile Software Development
3 410 (41.00%) Microservices
4 374 (37.40%) Kubernetes
5 320 (32.00%) AWS
6 304 (30.40%) DevOps
7 300 (30.00%) SQL
8 282 (28.20%) Python
9 281 (28.10%) Azure
9 281 (28.10%) Docker
10 259 (25.90%) Finance
11 253 (25.30%) Apache Spark
12 250 (25.00%) Spring
13 228 (22.80%) Banking
14 216 (21.60%) Spring Boot
15 206 (20.60%) Software Engineering
16 202 (20.20%) Big Data
17 187 (18.70%) Jenkins
17 187 (18.70%) Git (software)
18 180 (18.00%) NoSQL
19 179 (17.90%) Scala
20 178 (17.80%) TDD
21 165 (16.50%) Hadoop
22 162 (16.20%) Social Skills
23 147 (14.70%) Analytics
24 129 (12.90%) MongoDB
25 128 (12.80%) GCP
26 126 (12.60%) Terraform
27 120 (12.00%) Scrum
28 117 (11.70%) Test Automation

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
1 253 (25.30%) Apache Spark
2 98 (9.80%) Apache
3 95 (9.50%) Apache Airflow
4 50 (5.00%) Elasticsearch
5 30 (3.00%) Confluence
6 25 (2.50%) Luigi
7 22 (2.20%) nginx
8 17 (1.70%) Oracle Coherence
9 14 (1.40%) SharePoint
9 14 (1.40%) Tomcat
10 13 (1.30%) Oracle SOA Suite
11 10 (1.00%) WebLogic
11 10 (1.00%) WebSphere
12 8 (0.80%) Apache Pig
12 8 (0.80%) Mule
13 6 (0.60%) OpenStack
14 5 (0.50%) Oracle Workflow
15 4 (0.40%) IIS
15 4 (0.40%) SAS
16 3 (0.30%) JBoss
Applications
1 3 (0.30%) Microsoft Excel
2 1 (0.10%) Microsoft Project
2 1 (0.10%) Photoshop
Business Applications
1 2 (0.20%) Dynamics AX
1 2 (0.20%) Dynamics CRM
1 2 (0.20%) ION MarketView
1 2 (0.20%) SAP S/4HANA
2 1 (0.10%) Distributed Ledger
2 1 (0.10%) FINCAD Analytics
2 1 (0.10%) Oracle BPM
2 1 (0.10%) Oracle Cash Management
2 1 (0.10%) SAP Oil and Gas
2 1 (0.10%) Tesseract
Cloud Services
1 320 (32.00%) AWS
2 281 (28.10%) Azure
3 128 (12.80%) GCP
4 110 (11.00%) Serverless
5 66 (6.60%) GitHub
6 60 (6.00%) Azure Functions
7 46 (4.60%) Azure Cosmos DB
8 42 (4.20%) Amazon S3
9 37 (3.70%) PaaS
10 30 (3.00%) AWS Lambda
11 29 (2.90%) Power Platform
12 25 (2.50%) Azure Data Factory
12 25 (2.50%) Snowflake
13 24 (2.40%) Amazon EC2
13 24 (2.40%) IaaS
14 23 (2.30%) Amazon Kinesis
14 23 (2.30%) Azure Synapse Analytics
15 21 (2.10%) SaaS
16 20 (2.00%) Cloud Computing
17 17 (1.70%) Amazon EMR
Communications & Networking
1 31 (3.10%) HTTP
2 20 (2.00%) SSL
3 17 (1.70%) AMQP
4 11 (1.10%) Firewall
5 8 (0.80%) DNS
5 8 (0.80%) TCP/IP
5 8 (0.80%) VPN
6 7 (0.70%) HTTPS
7 6 (0.60%) SSH
8 5 (0.50%) DHCP
8 5 (0.50%) FTP
8 5 (0.50%) IPv4
8 5 (0.50%) SMTP
9 4 (0.40%) Internet
9 4 (0.40%) PuTTY
9 4 (0.40%) Telnet
9 4 (0.40%) WinSCP
10 3 (0.30%) IPsec
10 3 (0.30%) Kerberos
10 3 (0.30%) SAN
Database & Business Intelligence
1 202 (20.20%) Big Data
2 180 (18.00%) NoSQL
3 165 (16.50%) Hadoop
4 129 (12.90%) MongoDB
5 113 (11.30%) Apache Cassandra
6 76 (7.60%) Apache Hive
7 75 (7.50%) PostgreSQL
7 75 (7.50%) Relational Database
8 71 (7.10%) Data Warehouse
9 46 (4.60%) HBase
9 46 (4.60%) SQL Server
10 44 (4.40%) Redis
11 43 (4.30%) Data Lake
12 38 (3.80%) Hazelcast
13 34 (3.40%) Amazon RDS
13 34 (3.40%) Flink
14 28 (2.80%) BigQuery
14 28 (2.80%) Metadata
14 28 (2.80%) MySQL
15 27 (2.70%) Spark SQL
Development Applications
1 187 (18.70%) Git (software)
1 187 (18.70%) Jenkins
2 80 (8.00%) JIRA
3 72 (7.20%) Maven
4 35 (3.50%) GitLab
5 27 (2.70%) TeamCity
6 26 (2.60%) Sonatype Nexus
6 26 (2.60%) webpack
7 23 (2.30%) Cucumber
8 22 (2.20%) Artifactory
8 22 (2.20%) Gradle
9 18 (1.80%) Mocha
10 17 (1.70%) Cypress.io
10 17 (1.70%) JUnit
11 15 (1.50%) Bitbucket
11 15 (1.50%) Mockito
12 12 (1.20%) CircleCI
13 11 (1.10%) IBM UrbanCode
13 11 (1.10%) JMeter
14 10 (1.00%) Gatling
General
1 259 (25.90%) Finance
2 228 (22.80%) Banking
3 162 (16.20%) Social Skills
4 99 (9.90%) Investment Banking
5 85 (8.50%) Analytical Skills
6 76 (7.60%) Front Office
7 25 (2.50%) Presentation Skills
7 25 (2.50%) Retail
8 21 (2.10%) Public Sector
9 16 (1.60%) Retail Banking
10 15 (1.50%) Marketing
11 11 (1.10%) Documentation Skills
12 9 (0.90%) Telecoms
13 8 (0.80%) Back Office
13 8 (0.80%) Financial Institution
14 6 (0.60%) Electronics
14 6 (0.60%) French Language
14 6 (0.60%) Law
15 5 (0.50%) Influencing Skills
16 4 (0.40%) Organisational Skills
Job Titles
1 457 (45.70%) Developer
2 296 (29.60%) Java Developer
3 173 (17.30%) Data Engineer
4 97 (9.70%) Senior Developer
5 83 (8.30%) Architect
6 70 (7.00%) Senior Java Developer
7 56 (5.60%) Software Engineer
8 53 (5.30%) DevOps Engineer
9 46 (4.60%) Java Engineer
10 37 (3.70%) C# Developer
11 34 (3.40%) Azure Engineer
11 34 (3.40%) Solutions Architect
12 31 (3.10%) Full Stack Developer
12 31 (3.10%) Scala Developer
13 30 (3.00%) Big Data Engineer
13 30 (3.00%) Senior Software Engineer
14 29 (2.90%) Python Engineer
15 26 (2.60%) Azure Architect
16 25 (2.50%) Data Architect
17 23 (2.30%) Oracle Developer
Libraries, Frameworks & Software Standards
1 250 (25.00%) Spring
2 216 (21.60%) Spring Boot
3 112 (11.20%) REST
4 111 (11.10%) React
5 103 (10.30%) AngularJS
6 79 (7.90%) .NET
7 73 (7.30%) HTML
8 64 (6.40%) Node.js
9 59 (5.90%) GraphQL
10 58 (5.80%) RESTful
11 46 (4.60%) Web Services
12 45 (4.50%) Akka
12 45 (4.50%) RabbitMQ
13 43 (4.30%) HTML5
14 42 (4.20%) JSON
15 41 (4.10%) Spark Streaming
16 39 (3.90%) JMS
17 38 (3.80%) .NET Core
18 32 (3.20%) CSS
19 31 (3.10%) XML
Miscellaneous
1 68 (6.80%) Data Structures
2 55 (5.50%) Foreign Exchange (FX)
3 50 (5.00%) Greenfield Project
4 49 (4.90%) Algorithms
5 42 (4.20%) Cloud Native
6 32 (3.20%) Self-Motivation
7 24 (2.40%) User Experience
8 23 (2.30%) Fixed Income
9 21 (2.10%) Public Cloud
10 19 (1.90%) Management Information System
11 15 (1.50%) Enterprise Software
11 15 (1.50%) Equities
12 13 (1.30%) Data Centre
12 13 (1.30%) Hedge funds
13 11 (1.10%) Derivative
13 11 (1.10%) Reference Data
14 10 (1.00%) Grid Computing
14 10 (1.00%) Legacy Applications
15 9 (0.90%) Market Risk
15 9 (0.90%) SWIFT
Operating Systems
1 108 (10.80%) Linux
2 30 (3.00%) Unix
3 24 (2.40%) Windows
4 12 (1.20%) Red Hat Enterprise Linux
5 9 (0.90%) Debian
6 8 (0.80%) VMS
7 6 (0.60%) CentOS
8 5 (0.50%) CoreOS
9 4 (0.40%) Ubuntu
9 4 (0.40%) Windows Server
10 1 (0.10%) Android
Processes & Methodologies
1 465 (46.50%) Agile Software Development
2 410 (41.00%) Microservices
3 304 (30.40%) DevOps
4 206 (20.60%) Software Engineering
5 178 (17.80%) TDD
6 147 (14.70%) Analytics
7 120 (12.00%) Scrum
8 117 (11.70%) Test Automation
9 115 (11.50%) Data Pipeline
10 91 (9.10%) BDD
11 88 (8.80%) Data Engineering
12 85 (8.50%) Continuous Integration
13 84 (8.40%) Computer Science
14 76 (7.60%) Event-Driven
15 70 (7.00%) Data Modelling
15 70 (7.00%) SDLC
16 67 (6.70%) Data Science
16 67 (6.70%) OO
17 63 (6.30%) Business Intelligence
17 63 (6.30%) ETL
Programming Languages
1 614 (61.40%) Java
2 300 (30.00%) SQL
3 282 (28.20%) Python
4 179 (17.90%) Scala
5 110 (11.00%) JavaScript
6 90 (9.00%) Java 8
7 77 (7.70%) C#
8 55 (5.50%) Java 11
9 53 (5.30%) TypeScript
10 40 (4.00%) Go
11 36 (3.60%) PL/SQL
12 33 (3.30%) Kotlin
13 30 (3.00%) C++
14 27 (2.70%) Bash Shell
14 27 (2.70%) PowerShell
15 25 (2.50%) C
16 19 (1.90%) Groovy
17 17 (1.70%) Perl
18 15 (1.50%) T-SQL
19 13 (1.30%) Shell Script
Qualifications
1 83 (8.30%) Degree
2 79 (7.90%) Security Cleared
3 69 (6.90%) SC Cleared
4 45 (4.50%) Computer Science Degree
5 20 (2.00%) DV Cleared
6 11 (1.10%) ISEB
7 8 (0.80%) Master's Degree
8 4 (0.40%) ITIL Certification
9 3 (0.30%) AWS Certification
10 2 (0.20%) ISTQB
11 1 (0.10%) BPSS Clearance
11 1 (0.10%) CCA
11 1 (0.10%) CFA
11 1 (0.10%) DBS Check
11 1 (0.10%) PhD
Quality Assurance & Compliance
1 33 (3.30%) QA
2 30 (3.00%) Data Quality
3 12 (1.20%) Accessibility
4 10 (1.00%) SLA
5 5 (0.50%) ISO 20022
5 5 (0.50%) MiFID
6 4 (0.40%) GDPR
7 3 (0.30%) PCI DSS
8 2 (0.20%) WCAG
9 1 (0.10%) Dodd-Frank
9 1 (0.10%) EMIR
9 1 (0.10%) PSD2
9 1 (0.10%) TARGET2
System Software
1 281 (28.10%) Docker
2 31 (3.10%) HDFS
3 22 (2.20%) Apache ZooKeeper
4 7 (0.70%) Active Directory
4 7 (0.70%) Platform Symphony
5 6 (0.60%) Apache Flume
6 4 (0.40%) Virtual Machines
6 4 (0.40%) Virtual Servers
7 3 (0.30%) iptables
8 2 (0.20%) VMware Infrastructure
9 1 (0.10%) Oracle RAC
Systems Management
1 374 (37.40%) Kubernetes
2 126 (12.60%) Terraform
3 58 (5.80%) Ansible
4 24 (2.40%) Grafana
5 20 (2.00%) Prometheus
6 19 (1.90%) Kibana
7 13 (1.30%) Hadoop YARN
7 13 (1.30%) Oozie
8 10 (1.00%) Istio
9 5 (0.50%) Bosun
9 5 (0.50%) logstash
9 5 (0.50%) Opscode Chef
9 5 (0.50%) Puppet
9 5 (0.50%) VictorOps
10 4 (0.40%) Nagios
10 4 (0.40%) Rancher
11 3 (0.30%) Kubeflow
11 3 (0.30%) Sysdig
11 3 (0.30%) ZABBIX
12 2 (0.20%) Kiali
Vendors
1 112 (11.20%) Oracle
2 85 (8.50%) Databricks
3 64 (6.40%) Microsoft
4 50 (5.00%) Cloudera
5 49 (4.90%) Google
6 38 (3.80%) IBM
7 34 (3.40%) Confluent
8 30 (3.00%) Splunk
9 24 (2.40%) Atlassian
10 21 (2.10%) Informatica
11 16 (1.60%) Dynatrace
12 15 (1.50%) AppDynamics
12 15 (1.50%) StreamSets
13 11 (1.10%) Hortonworks
13 11 (1.10%) Solace
14 10 (1.00%) Ab Initio
14 10 (1.00%) MapR
15 9 (0.90%) MuleSoft
16 8 (0.80%) New Relic
16 8 (0.80%) ServiceNow