Period
to 30 November 2021

The following table provides summary statistics for permanent job vacancies 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 30 November 2021 with a comparison to the same period in the previous 2 years.

Apache ZooKeeper
UK
6 months to
30 Nov 2021
Same period 2020 Same period 2019
Rank 954 691 991
Rank change year-on-year -263 +300 +30
Permanent jobs citing Apache ZooKeeper 118 36 83
As % of all permanent jobs advertised in the UK 0.091% 0.066% 0.062%
As % of the System Software category 0.52% 0.35% 0.36%
Number of salaries quoted 43 29 56
10th Percentile £59,000 £46,800 £46,250
25th Percentile £69,375 £49,750 £63,750
Median annual salary (50th Percentile) £75,000 £67,500 £73,750
Median % change year-on-year +11.11% -8.47% +9.26%
75th Percentile £103,750 £97,500 £95,000
90th Percentile £112,500 £106,250 £96,250
UK excluding London median annual salary £60,000 £55,500 £70,000
% change year-on-year +8.11% -20.71% +21.74%

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 with a requirement for system software skills.

All System Software Skills
UK
Permanent vacancies with a requirement for system software skills 22,854 10,182 23,106
As % of all permanent IT jobs advertised in the UK 17.70% 18.61% 17.19%
Number of salaries quoted 15,972 8,782 19,293
10th Percentile £28,250 £29,750 £25,500
25th Percentile £38,750 £38,750 £32,500
Median annual salary (50th Percentile) £55,000 £55,000 £50,000
Median % change year-on-year - +10.00% -
75th Percentile £77,500 £72,500 £70,000
90th Percentile £95,000 £86,250 £85,000
UK excluding London median annual salary £47,500 £45,000 £42,500
% change year-on-year +5.56% +5.88% -

Apache ZooKeeper
Job Vacancy Trend

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

Job vacancy trend for Apache ZooKeeper in the UK

Apache ZooKeeper
Salary Trend

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

Salary trend for Apache ZooKeeper in the UK

Apache ZooKeeper
Salary Histogram

Salary distribution for jobs citing Apache ZooKeeper over the 6 months to 30 November 2021.

Salary histogram for Apache ZooKeeper in the UK

Apache ZooKeeper
Top 8 Job Locations

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing Apache ZooKeeper within the UK over the 6 months to 30 November 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
England -236 111 £80,000 +14.29% 9
London -166 88 £85,000 - 8
UK excluding London -226 23 £60,000 +8.11% 1
Work from Home - 17 £87,500 - 2
South East - 12 £51,875 - 1
East of England - 10 - -
East Midlands -77 1 £65,000 +17.12%
Midlands -126 1 £65,000 +17.12%

For the 6 months to 30 November 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 with a requirement for Apache ZooKeeper.

1 104 (88.14%) Java
2 85 (72.03%) Kafka
3 76 (64.41%) Docker
4 66 (55.93%) Kubernetes
5 63 (53.39%) Jenkins
5 63 (53.39%) Finance
6 62 (52.54%) Agile Software Development
7 58 (49.15%) Git (software)
8 54 (45.76%) Continuous Integration
9 51 (43.22%) Linux
10 50 (42.37%) Elasticsearch
11 49 (41.53%) Software Engineering
12 48 (40.68%) Hadoop
13 46 (38.98%) Python
14 41 (34.75%) Data Science
15 40 (33.90%) Spring
16 38 (32.20%) AWS
16 38 (32.20%) Apache Cassandra
17 37 (31.36%) NoSQL
17 37 (31.36%) Ansible
17 37 (31.36%) DevOps
18 36 (30.51%) JavaScript
19 35 (29.66%) Maven
19 35 (29.66%) TDD
19 35 (29.66%) Open Source
20 34 (28.81%) Big Data
21 33 (27.97%) Unit Testing
21 33 (27.97%) HTTP
22 32 (27.12%) Computer Science
23 31 (26.27%) Degree

Apache ZooKeeper
Co-occurring IT Skills 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 50 (42.37%) Elasticsearch
2 27 (22.88%) Apache Spark
3 18 (15.25%) Apache
3 18 (15.25%) Apache Solr
4 11 (9.32%) Tomcat
5 6 (5.08%) Cloud Foundry
5 6 (5.08%) GemFire
6 4 (3.39%) Jupyter
7 3 (2.54%) Confluence
8 2 (1.69%) nginx
8 2 (1.69%) OpenStack
Applications
1 5 (4.24%) Chatbot
Cloud Services
1 38 (32.20%) AWS
2 25 (21.19%) GitHub
3 19 (16.10%) AWS CloudFormation
4 18 (15.25%) GCP
5 15 (12.71%) Azure
5 15 (12.71%) OpenShift
5 15 (12.71%) SaaS
6 12 (10.17%) PaaS
7 10 (8.47%) AWS Lambda
7 10 (8.47%) Serverless
8 8 (6.78%) Cloud Computing
8 8 (6.78%) GitHub Actions
9 6 (5.08%) Google Workspace
9 6 (5.08%) Slack
10 3 (2.54%) IaaS
11 2 (1.69%) Cloud Run
11 2 (1.69%) Datadog
12 1 (0.85%) Apigee
12 1 (0.85%) MinIO
12 1 (0.85%) Stackdriver
Communications & Networking
1 33 (27.97%) HTTP
2 16 (13.56%) SSL
3 5 (4.24%) SMS
4 4 (3.39%) Firewall
4 4 (3.39%) TCP/IP
5 2 (1.69%) Software-Defined Networking
6 1 (0.85%) Kerberos
Database & Business Intelligence
1 48 (40.68%) Hadoop
2 38 (32.20%) Apache Cassandra
3 37 (31.36%) NoSQL
4 34 (28.81%) Big Data
5 24 (20.34%) HBase
6 23 (19.49%) MongoDB
7 21 (17.80%) PostgreSQL
8 17 (14.41%) Oracle Database
9 14 (11.86%) Apache Hive
10 13 (11.02%) ArangoDB
11 11 (9.32%) Redis
12 10 (8.47%) Amazon Aurora
12 10 (8.47%) Amazon DynamoDB
12 10 (8.47%) Amazon Redshift
12 10 (8.47%) ClickHouse
13 9 (7.63%) Data Warehouse
14 8 (6.78%) MySQL
14 8 (6.78%) SQL Server
15 7 (5.93%) Hazelcast
16 6 (5.08%) OLTP
Development Applications
1 63 (53.39%) Jenkins
2 58 (49.15%) Git (software)
3 35 (29.66%) Maven
4 27 (22.88%) JUnit
5 18 (15.25%) JIRA
6 16 (13.56%) Mockito
7 8 (6.78%) Gradle
8 6 (5.08%) Appium
8 6 (5.08%) Atlassian Bamboo
8 6 (5.08%) Cucumber
8 6 (5.08%) Cypress.io
8 6 (5.08%) Eclipse
8 6 (5.08%) IntelliJ
8 6 (5.08%) Protractor
8 6 (5.08%) SonarQube
8 6 (5.08%) Sonatype Nexus
8 6 (5.08%) Storybook
8 6 (5.08%) TeamCity
9 5 (4.24%) REST Assured
9 5 (4.24%) RStudio
General
1 63 (53.39%) Finance
2 17 (14.41%) Games
2 17 (14.41%) Social Skills
3 14 (11.86%) Analytical Skills
4 11 (9.32%) Manufacturing
5 10 (8.47%) Banking
5 10 (8.47%) Influencing Skills
6 8 (6.78%) Marketing
6 8 (6.78%) Telecoms
7 6 (5.08%) Inclusion and Diversity
7 6 (5.08%) Law
8 5 (4.24%) Legal
9 2 (1.69%) Financial Institution
10 1 (0.85%) Advertising
10 1 (0.85%) Automotive
10 1 (0.85%) Billing
10 1 (0.85%) Czech Language
Job Titles
1 44 (37.29%) Developer
2 24 (20.34%) Java Developer
3 23 (19.49%) Software Engineer
4 15 (12.71%) Senior Developer
4 15 (12.71%) Senior Java Developer
5 12 (10.17%) DevOps Engineer
6 8 (6.78%) Python Developer
7 7 (5.93%) Java Engineer
7 7 (5.93%) Senior DevOps
7 7 (5.93%) Senior DevOps Engineer
7 7 (5.93%) Senior Software Engineer
8 6 (5.08%) Full Stack Developer
8 6 (5.08%) Java Software Engineer
8 6 (5.08%) Lead Software Engineer
9 5 (4.24%) Kubernetes Engineer
9 5 (4.24%) Support Engineer
10 4 (3.39%) Applications Engineer
10 4 (3.39%) Applications Support
10 4 (3.39%) Applications Support Engineer
10 4 (3.39%) Backend Developer
Libraries, Frameworks & Software Standards
1 85 (72.03%) Kafka
2 40 (33.90%) Spring
3 25 (21.19%) RabbitMQ
3 25 (21.19%) React
4 23 (19.49%) Spring Boot
5 22 (18.64%) JPA
6 21 (17.80%) Apache Thrift
7 18 (15.25%) Web Services
8 16 (13.56%) JDBC
8 16 (13.56%) RESTful
8 16 (13.56%) XML
8 16 (13.56%) XML Schema
8 16 (13.56%) XSLT
9 15 (12.71%) Lucene
9 15 (12.71%) Protocol Buffers
10 14 (11.86%) Redux
11 12 (10.17%) CSS
12 11 (9.32%) Guice
12 11 (9.32%) WebRTC
12 11 (9.32%) XMPP
Miscellaneous
1 23 (19.49%) Social Media
2 19 (16.10%) Self-Motivation
3 16 (13.56%) Blog
3 16 (13.56%) iPhone
3 16 (13.56%) SWIFT
4 13 (11.02%) User Experience
5 12 (10.17%) Algorithms
5 12 (10.17%) Cloud Native
6 11 (9.32%) Data Structures
6 11 (9.32%) Virtual Team
7 8 (6.78%) Social Network
8 7 (5.93%) Mobile App
9 6 (5.08%) Linux Command Line
10 5 (4.24%) Legacy Code
11 3 (2.54%) Greenfield Project
11 3 (2.54%) Private Cloud
11 3 (2.54%) Public Cloud
12 2 (1.69%) Enterprise Software
12 2 (1.69%) Hybrid Cloud
12 2 (1.69%) Management Information System
Operating Systems
1 51 (43.22%) Linux
2 18 (15.25%) Unix
3 5 (4.24%) Windows
4 2 (1.69%) CentOS
5 1 (0.85%) Embedded Linux
Processes & Methodologies
1 62 (52.54%) Agile Software Development
2 54 (45.76%) Continuous Integration
3 49 (41.53%) Software Engineering
4 41 (34.75%) Data Science
5 37 (31.36%) DevOps
6 35 (29.66%) Open Source
6 35 (29.66%) TDD
7 33 (27.97%) Unit Testing
8 32 (27.12%) Computer Science
9 30 (25.42%) Machine Learning
9 30 (25.42%) Microservices
9 30 (25.42%) Multithreading
10 28 (23.73%) Full Stack Development
11 27 (22.88%) Analytics
12 26 (22.03%) Integration Testing
13 24 (20.34%) Mentoring
14 22 (18.64%) Data Modelling
15 21 (17.80%) Artificial Intelligence
16 18 (15.25%) Front End Development
17 17 (14.41%) API Development
Programming Languages
1 104 (88.14%) Java
2 46 (38.98%) Python
3 36 (30.51%) JavaScript
4 24 (20.34%) Java 8
5 20 (16.95%) SQL
6 16 (13.56%) R
7 11 (9.32%) C#
8 10 (8.47%) Bash Shell
8 10 (8.47%) C++
9 9 (7.63%) Kotlin
10 8 (6.78%) ES6
10 8 (6.78%) Ruby
11 7 (5.93%) Groovy
11 7 (5.93%) Shell Script
12 5 (4.24%) Go
12 5 (4.24%) Java 11
12 5 (4.24%) Scala
13 4 (3.39%) Perl
14 3 (2.54%) C
14 3 (2.54%) TypeScript
Qualifications
1 31 (26.27%) Degree
2 24 (20.34%) Computer Science Degree
3 2 (1.69%) Master's Degree
Quality Assurance & Compliance
1 21 (17.80%) QA
2 4 (3.39%) Data Quality
3 1 (0.85%) GDPR
System Software
1 76 (64.41%) Docker
2 10 (8.47%) HDFS
3 9 (7.63%) etcd
4 8 (6.78%) VMware Infrastructure
Systems Management
1 66 (55.93%) Kubernetes
2 37 (31.36%) Ansible
3 22 (18.64%) Terraform
4 11 (9.32%) Grafana
4 11 (9.32%) Hadoop YARN
5 10 (8.47%) Mesos
6 9 (7.63%) Consul
6 9 (7.63%) HP Quality Center
6 9 (7.63%) Puppet
7 3 (2.54%) Oozie
8 2 (1.69%) HAProxy
8 2 (1.69%) Kibana
8 2 (1.69%) Opscode Chef
8 2 (1.69%) Prometheus
9 1 (0.85%) logstash
Vendors
1 21 (17.80%) Oracle
2 16 (13.56%) Red Hat
3 15 (12.71%) Splunk
4 8 (6.78%) Brandwatch
4 8 (6.78%) Cisco
4 8 (6.78%) Google
4 8 (6.78%) VMware
5 7 (5.93%) Facebook
6 6 (5.08%) Okta
6 6 (5.08%) Sony
7 3 (2.54%) Ab Initio
8 2 (1.69%) Cloudera
8 2 (1.69%) F5
8 2 (1.69%) Sybase
9 1 (0.85%) AppDynamics
9 1 (0.85%) Databricks
9 1 (0.85%) IBM
9 1 (0.85%) Microsoft
9 1 (0.85%) Sun
9 1 (0.85%) Teradata