Period
to 28 October 2021

The following table provides summary statistics for permanent job vacancies advertised in London with a requirement for Apache ZooKeeper skills. Included is a benchmarking guide to the salaries offered in vacancies that have cited Apache ZooKeeper over the 6 months to 28 October 2021 with a comparison to the same period in the previous 2 years.

Apache ZooKeeper
England > London
6 months to
28 Oct 2021
Same period 2020 Same period 2019
Rank 627 451 677
Rank change year-on-year -176 +226 +98
Permanent jobs citing Apache ZooKeeper 84 16 71
As % of all permanent jobs advertised in London 0.16% 0.080% 0.13%
As % of the System Software category 0.87% 0.42% 0.74%
Number of salaries quoted 35 13 58
10th Percentile £70,500 £61,500 £46,250
25th Percentile £72,500 £67,500 £62,500
Median annual salary (50th Percentile) £85,000 £85,000 £80,000
Median % change year-on-year - +6.25% -
75th Percentile £108,750 £106,250 £95,000
90th Percentile £114,000 " £95,750
England median annual salary £77,500 £75,000 £78,750
% change year-on-year +3.33% -4.76% +21.15%

Apache ZooKeeper is in the System Software category. The following table is for comparison with the above and provides summary statistics for all permanent job vacancies advertised in London with a requirement for system software skills.

All System Software Skills
London
Permanent vacancies with a requirement for system software skills 9,680 3,789 9,651
As % of all permanent IT jobs advertised in London 18.97% 18.99% 17.65%
Number of salaries quoted 6,137 3,324 8,119
10th Percentile £36,250 £41,250 £29,500
25th Percentile £52,500 £51,250 £42,500
Median annual salary (50th Percentile) £70,000 £70,000 £65,000
Median % change year-on-year - +7.69% +8.33%
75th Percentile £90,000 £85,000 £82,500
90th Percentile £110,000 £100,000 £95,000
England median annual salary £57,500 £55,000 £50,000
% change year-on-year +4.55% +10.00% -

Apache ZooKeeper
Job Vacancy Trend in London

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

Job vacancy trend for Apache ZooKeeper in London

Apache ZooKeeper
Salary Trend in London

3-month moving average salary quoted in jobs citing Apache ZooKeeper in London.

Salary trend for Apache ZooKeeper in London

Apache ZooKeeper
Salary Histogram in London

Salary distribution for jobs citing Apache ZooKeeper in London over the 6 months to 28 October 2021.

Salary histogram for Apache ZooKeeper in London

Apache ZooKeeper
Job Locations in London

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing Apache ZooKeeper within the London region over the 6 months to 28 October 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
Permanent
IT Job Ads
Median Salary
Past 6 Months
Median Salary
% Change
on Same Period
Last Year
Live
Job
Vacancies
Central London -55 14 £102,500 +10.81% 3
Apache ZooKeeper
England

For the 6 months to 28 October 2021, IT jobs citing Apache ZooKeeper also mentioned the following skills in order of popularity. The figures indicate the absolute number co-occurrences and as a proportion of all permanent job ads across the London region with a requirement for Apache ZooKeeper.

1 76 (90.48%) Java
2 60 (71.43%) Kafka
3 54 (64.29%) Docker
4 50 (59.52%) Linux
4 50 (59.52%) Finance
5 44 (52.38%) Git (software)
5 44 (52.38%) Kubernetes
6 41 (48.81%) Agile Software Development
7 40 (47.62%) Maven
8 39 (46.43%) Elasticsearch
9 38 (45.24%) Continuous Integration
10 36 (42.86%) Jenkins
11 35 (41.67%) Ansible
11 35 (41.67%) Python
12 31 (36.90%) JavaScript
13 28 (33.33%) HTTP
13 28 (33.33%) Multithreading
13 28 (33.33%) Apache Thrift
13 28 (33.33%) Java 8
14 27 (32.14%) Apache Cassandra
14 27 (32.14%) Unit Testing
14 27 (32.14%) JPA
15 26 (30.95%) Software Engineering
16 25 (29.76%) AWS
16 25 (29.76%) NoSQL
17 24 (28.57%) DevOps
17 24 (28.57%) Microservices
17 24 (28.57%) Hadoop
18 23 (27.38%) Spring
18 23 (27.38%) SQL

Apache ZooKeeper
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 39 (46.43%) Elasticsearch
2 12 (14.29%) Tomcat
3 8 (9.52%) Apache Spark
4 3 (3.57%) Confluence
4 3 (3.57%) OpenStack
5 2 (2.38%) nginx
6 1 (1.19%) Apache
6 1 (1.19%) Jupyter
Applications
1 1 (1.19%) Chatbot
Cloud Services
1 25 (29.76%) AWS
2 16 (19.05%) SaaS
3 15 (17.86%) OpenShift
4 13 (15.48%) Azure
5 12 (14.29%) GCP
6 11 (13.10%) AWS CloudFormation
7 10 (11.90%) PaaS
8 9 (10.71%) Cloud Computing
9 4 (4.76%) GitHub
10 3 (3.57%) IaaS
11 2 (2.38%) Amazon EMR
11 2 (2.38%) Amazon S3
11 2 (2.38%) AWS Data Pipeline
11 2 (2.38%) AWS Lambda
11 2 (2.38%) Cloud Run
12 1 (1.19%) Apigee
12 1 (1.19%) MinIO
12 1 (1.19%) Stackdriver
Communications & Networking
1 28 (33.33%) HTTP
2 16 (19.05%) SSL
3 4 (4.76%) Firewall
3 4 (4.76%) TCP/IP
4 2 (2.38%) Software-Defined Networking
5 1 (1.19%) SMS
Database & Business Intelligence
1 27 (32.14%) Apache Cassandra
2 25 (29.76%) NoSQL
3 24 (28.57%) Hadoop
4 20 (23.81%) Big Data
5 16 (19.05%) MongoDB
5 16 (19.05%) Oracle Database
6 14 (16.67%) HBase
7 13 (15.48%) ArangoDB
8 12 (14.29%) Data Warehouse
9 5 (5.95%) PostgreSQL
9 5 (5.95%) SQL Server
10 4 (4.76%) Apache Hive
10 4 (4.76%) MySQL
10 4 (4.76%) Spark SQL
11 3 (3.57%) Apache Zeppelin
11 3 (3.57%) Flink
11 3 (3.57%) Hazelcast
11 3 (3.57%) Redis
11 3 (3.57%) Relational Database
12 2 (2.38%) Amazon DynamoDB
Development Applications
1 44 (52.38%) Git (software)
2 40 (47.62%) Maven
3 36 (42.86%) Jenkins
4 21 (25.00%) JIRA
5 17 (20.24%) JUnit
6 16 (19.05%) Mockito
7 7 (8.33%) Atlassian Bamboo
8 5 (5.95%) RStudio
9 2 (2.38%) GitLab
9 2 (2.38%) Gradle
9 2 (2.38%) TeamCity
9 2 (2.38%) Travis CI
10 1 (1.19%) Bitbucket
10 1 (1.19%) Hamcrest
10 1 (1.19%) REST Assured
General
1 50 (59.52%) Finance
2 9 (10.71%) Analytical Skills
3 8 (9.52%) Social Skills
3 8 (9.52%) Telecoms
4 5 (5.95%) Automotive
4 5 (5.95%) Manufacturing
5 2 (2.38%) Banking
6 1 (1.19%) Billing
6 1 (1.19%) Financial Institution
6 1 (1.19%) Legal
Job Titles
1 29 (34.52%) Developer
2 15 (17.86%) Java Developer
3 11 (13.10%) Software Engineer
4 10 (11.90%) Python Developer
5 9 (10.71%) DevOps Engineer
6 6 (7.14%) Backend Developer
7 5 (5.95%) DevOps Manager
7 5 (5.95%) Senior Developer
7 5 (5.95%) Senior DevOps
7 5 (5.95%) Senior DevOps Engineer
7 5 (5.95%) Senior Java Developer
8 3 (3.57%) Big Data Developer
8 3 (3.57%) Data Engineer
8 3 (3.57%) Embedded Engineer
8 3 (3.57%) Engineering Manager
8 3 (3.57%) Kubernetes Engineer
8 3 (3.57%) Senior Data Engineer
8 3 (3.57%) Site Reliability Engineer
9 2 (2.38%) Architect
9 2 (2.38%) Solutions Architect
Libraries, Frameworks & Software Standards
1 60 (71.43%) Kafka
2 28 (33.33%) Apache Thrift
3 27 (32.14%) JPA
4 23 (27.38%) Spring
5 17 (20.24%) Lucene
5 17 (20.24%) Protocol Buffers
6 16 (19.05%) JDBC
6 16 (19.05%) XML
6 16 (19.05%) XML Schema
6 16 (19.05%) XSLT
7 14 (16.67%) HTML
7 14 (16.67%) RabbitMQ
7 14 (16.67%) REST
8 12 (14.29%) Elastic Stack
8 12 (14.29%) Spring Boot
8 12 (14.29%) Web Services
8 12 (14.29%) XMPP
9 11 (13.10%) Django
9 11 (13.10%) Guice
9 11 (13.10%) RESTful
Miscellaneous
1 16 (19.05%) iPhone
1 16 (19.05%) SWIFT
2 14 (16.67%) Cloud Native
3 13 (15.48%) Mobile App
4 12 (14.29%) Self-Motivation
5 11 (13.10%) Algorithms
5 11 (13.10%) Blog
5 11 (13.10%) Data Structures
6 8 (9.52%) Social Media
6 8 (9.52%) Social Network
7 7 (8.33%) User Experience
8 6 (7.14%) Hybrid Cloud
9 5 (5.95%) Virtual Team
10 3 (3.57%) Private Cloud
11 2 (2.38%) Enterprise Software
11 2 (2.38%) Management Information System
12 1 (1.19%) Credit Risk
12 1 (1.19%) Data Protection Act
12 1 (1.19%) Legacy Code
Operating Systems
1 50 (59.52%) Linux
2 7 (8.33%) Unix
3 2 (2.38%) CentOS
4 1 (1.19%) Windows
Processes & Methodologies
1 41 (48.81%) Agile Software Development
2 38 (45.24%) Continuous Integration
3 28 (33.33%) Multithreading
4 27 (32.14%) Unit Testing
5 26 (30.95%) Software Engineering
6 24 (28.57%) DevOps
6 24 (28.57%) Microservices
7 21 (25.00%) Computer Science
8 20 (23.81%) Data Modelling
8 20 (23.81%) Open Source
9 17 (20.24%) Full Stack Development
9 17 (20.24%) Infrastructure as Code
10 16 (19.05%) Continuous Delivery
10 16 (19.05%) Integration Testing
10 16 (19.05%) Machine Learning
10 16 (19.05%) Process Management
10 16 (19.05%) Strategic Roadmap
11 15 (17.86%) Data Science
11 15 (17.86%) TDD
12 13 (15.48%) Build Automation
Programming Languages
1 76 (90.48%) Java
2 35 (41.67%) Python
3 31 (36.90%) JavaScript
4 28 (33.33%) Java 8
5 23 (27.38%) SQL
6 13 (15.48%) C++
7 11 (13.10%) ES6
8 8 (9.52%) C#
9 7 (8.33%) Bash Shell
10 6 (7.14%) Scala
11 5 (5.95%) Perl
11 5 (5.95%) R
11 5 (5.95%) Ruby
12 4 (4.76%) Go
13 3 (3.57%) C
13 3 (3.57%) TypeScript
14 1 (1.19%) Groovy
14 1 (1.19%) Java 11
14 1 (1.19%) Kotlin
Qualifications
1 19 (22.62%) Computer Science Degree
1 19 (22.62%) Degree
2 2 (2.38%) Master's Degree
Quality Assurance & Compliance
1 12 (14.29%) QA
2 4 (4.76%) Data Quality
3 2 (2.38%) MiFID
System Software
1 54 (64.29%) Docker
2 11 (13.10%) etcd
3 2 (2.38%) VMware Infrastructure
4 1 (1.19%) HDFS
Systems Management
1 44 (52.38%) Kubernetes
2 35 (41.67%) Ansible
3 13 (15.48%) Terraform
4 12 (14.29%) Puppet
5 11 (13.10%) Consul
6 9 (10.71%) HP Quality Center
7 7 (8.33%) Grafana
7 7 (8.33%) Hadoop YARN
8 5 (5.95%) Opscode Chef
9 4 (4.76%) Kibana
10 3 (3.57%) Ambari
10 3 (3.57%) logstash
10 3 (3.57%) Oozie
11 2 (2.38%) HAProxy
11 2 (2.38%) Prometheus
Vendors
1 18 (21.43%) Oracle
2 16 (19.05%) Red Hat
3 13 (15.48%) Splunk
4 11 (13.10%) Sony
5 8 (9.52%) Cisco
6 3 (3.57%) Google
6 3 (3.57%) Hortonworks
7 2 (2.38%) F5
7 2 (2.38%) Solace
7 2 (2.38%) Sybase
7 2 (2.38%) TIBCO
7 2 (2.38%) VMware
8 1 (1.19%) Ab Initio
8 1 (1.19%) AppDynamics
8 1 (1.19%) Confluent