Period
to 24 July 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 24 July 2021 with a comparison to the same period in the previous 2 years.

Apache ZooKeeper
UK
6 months to
24 Jul 2021
Same period 2020 Same period 2019
Rank 895 720 946
Rank change year-on-year -175 +226 +162
Permanent jobs citing Apache ZooKeeper 92 80 174
As % of all permanent jobs advertised in the UK 0.081% 0.11% 0.12%
As % of the System Software category 0.44% 0.64% 0.71%
Number of salaries quoted 45 44 142
10th Percentile £49,750 " £46,250
25th Percentile £56,250 £50,000 £53,750
Median annual salary (50th Percentile) £75,000 £75,000 £72,500
Median % change year-on-year - +3.45% +16.00%
75th Percentile £102,500 £97,500 £82,500
90th Percentile £109,500 £105,000 £87,500
UK excluding London median annual salary £55,500 £63,750 £70,000
% change year-on-year -12.94% -8.93% +16.67%

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 21,000 12,592 24,627
As % of all permanent IT jobs advertised in the UK 18.56% 17.79% 17.03%
Number of salaries quoted 14,928 10,475 20,484
10th Percentile £29,750 £29,000 £25,750
25th Percentile £40,000 £38,000 £33,500
Median annual salary (50th Percentile) £55,000 £52,500 £50,000
Median % change year-on-year +4.76% +5.00% +5.26%
75th Percentile £75,000 £72,500 £70,000
90th Percentile £92,500 £87,500 £85,350
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 24 July 2021.

Salary histogram for Apache ZooKeeper in the UK

Apache ZooKeeper
Top 9 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 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
Permanent
IT Job Ads
Median Salary
Past 6 Months
Median Salary
% Change
on Same Period
Last Year
Live
Job
Vacancies
England -164 90 £75,000 - 21
London -98 70 £80,000 - 13
UK excluding London -127 20 £55,500 -12.94% 9
Work from Home - 11 £66,000 - 2
East Midlands -46 7 £55,500 +11.00% 3
Midlands -69 7 £55,500 +11.00% 3
South East -88 7 £60,000 -7.69% 2
East of England - 5 - -
South West -64 1 £60,000 -20.00% 1

For the 6 months to 24 July 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 82 (89.13%) Java
2 55 (59.78%) Kafka
3 52 (56.52%) Finance
4 51 (55.43%) Linux
5 49 (53.26%) Docker
6 45 (48.91%) Agile Software Development
7 43 (46.74%) Git (software)
8 41 (44.57%) Kubernetes
9 39 (42.39%) Continuous Integration
10 38 (41.30%) Python
10 38 (41.30%) Elasticsearch
11 37 (40.22%) Hadoop
11 37 (40.22%) Software Engineering
12 36 (39.13%) Maven
12 36 (39.13%) AWS
13 34 (36.96%) Ansible
13 34 (36.96%) Unit Testing
14 33 (35.87%) JavaScript
14 33 (35.87%) Jenkins
15 32 (34.78%) NoSQL
16 31 (33.70%) Java 8
17 30 (32.61%) Big Data
18 28 (30.43%) Microservices
18 28 (30.43%) Spring
19 27 (29.35%) Multithreading
19 27 (29.35%) JPA
19 27 (29.35%) HTTP
19 27 (29.35%) Apache Thrift
20 26 (28.26%) Open Source
21 25 (27.17%) Apache Cassandra

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 38 (41.30%) Elasticsearch
2 22 (23.91%) Apache Spark
3 13 (14.13%) Tomcat
4 12 (13.04%) Apache
5 7 (7.61%) Apache Solr
6 4 (4.35%) Cloud Foundry
6 4 (4.35%) GemFire
6 4 (4.35%) OpenStack
Cloud Services
1 36 (39.13%) AWS
2 21 (22.83%) SaaS
3 16 (17.39%) AWS CloudFormation
4 15 (16.30%) Azure
5 12 (13.04%) PaaS
6 10 (10.87%) GCP
7 9 (9.78%) OpenShift
8 8 (8.70%) Cloud Computing
9 7 (7.61%) AWS Lambda
10 5 (5.43%) GitHub
10 5 (5.43%) Serverless
11 3 (3.26%) IaaS
12 2 (2.17%) Amazon EMR
12 2 (2.17%) Amazon S3
12 2 (2.17%) AWS Data Pipeline
Communications & Networking
1 27 (29.35%) HTTP
2 14 (15.22%) SSL
3 2 (2.17%) TCP/IP
4 1 (1.09%) Firewall
Database & Business Intelligence
1 37 (40.22%) Hadoop
2 32 (34.78%) NoSQL
3 30 (32.61%) Big Data
4 25 (27.17%) Apache Cassandra
4 25 (27.17%) HBase
5 16 (17.39%) Apache Hive
5 16 (17.39%) MongoDB
6 15 (16.30%) Oracle Database
7 12 (13.04%) Data Warehouse
8 10 (10.87%) Spark SQL
9 8 (8.70%) Impala
10 7 (7.61%) Amazon DynamoDB
10 7 (7.61%) Amazon Redshift
11 6 (6.52%) ArangoDB
12 5 (5.43%) Amazon Aurora
12 5 (5.43%) ClickHouse
13 4 (4.35%) Data Lake
13 4 (4.35%) Flink
13 4 (4.35%) OLTP
13 4 (4.35%) SQL Server
Development Applications
1 43 (46.74%) Git (software)
2 36 (39.13%) Maven
3 33 (35.87%) Jenkins
4 20 (21.74%) JIRA
5 18 (19.57%) JUnit
6 14 (15.22%) Mockito
7 7 (7.61%) Gradle
8 4 (4.35%) Appium
8 4 (4.35%) Atlassian Bamboo
8 4 (4.35%) Cucumber
8 4 (4.35%) Cypress.io
8 4 (4.35%) Eclipse
8 4 (4.35%) IntelliJ
8 4 (4.35%) Protractor
8 4 (4.35%) SonarQube
8 4 (4.35%) Sonatype Nexus
8 4 (4.35%) Storybook
9 1 (1.09%) Artifactory
9 1 (1.09%) GitLab
9 1 (1.09%) Octopus Deploy
General
1 52 (56.52%) Finance
2 11 (11.96%) Social Skills
3 10 (10.87%) Manufacturing
4 9 (9.78%) Banking
5 7 (7.61%) Games
6 5 (5.43%) Automotive
6 5 (5.43%) Influencing Skills
7 4 (4.35%) Inclusion and Diversity
7 4 (4.35%) Law
7 4 (4.35%) Telecoms
8 1 (1.09%) Public Sector
Job Titles
1 34 (36.96%) Developer
2 19 (20.65%) Software Engineer
3 12 (13.04%) Java Developer
4 10 (10.87%) Python Developer
5 6 (6.52%) Backend Developer
6 5 (5.43%) DevOps Engineer
7 4 (4.35%) Big Data Developer
7 4 (4.35%) Data Engineer
7 4 (4.35%) ETL Developer
7 4 (4.35%) Lead Software Engineer
7 4 (4.35%) Senior Developer
7 4 (4.35%) Senior Java Developer
8 3 (3.26%) Analyst
8 3 (3.26%) Business Analyst
8 3 (3.26%) Full Stack Developer
8 3 (3.26%) Java Engineer
8 3 (3.26%) Senior Data Engineer
8 3 (3.26%) Senior Java Engineer
9 2 (2.17%) Architect
9 2 (2.17%) Senior Software Engineer
Libraries, Frameworks & Software Standards
1 55 (59.78%) Kafka
2 28 (30.43%) Spring
3 27 (29.35%) Apache Thrift
3 27 (29.35%) JPA
4 23 (25.00%) React
5 21 (22.83%) RabbitMQ
6 19 (20.65%) RESTful
7 17 (18.48%) CSS
8 16 (17.39%) HTML
8 16 (17.39%) REST
9 15 (16.30%) Redux
10 14 (15.22%) JDBC
10 14 (15.22%) Lucene
10 14 (15.22%) Protocol Buffers
10 14 (15.22%) XML
10 14 (15.22%) XML Schema
10 14 (15.22%) XSLT
11 13 (14.13%) Hibernate
12 12 (13.04%) Elastic Stack
12 12 (13.04%) Flask
Miscellaneous
1 15 (16.30%) Self-Motivation
2 14 (15.22%) iPhone
2 14 (15.22%) Mobile App
2 14 (15.22%) SWIFT
3 11 (11.96%) Algorithms
3 11 (11.96%) Blog
3 11 (11.96%) Data Structures
3 11 (11.96%) User Experience
4 8 (8.70%) Private Cloud
5 7 (7.61%) Virtual Team
6 6 (6.52%) Social Media
7 5 (5.43%) Cloud Native
7 5 (5.43%) Hybrid Cloud
8 4 (4.35%) Linux Command Line
8 4 (4.35%) Social Network
9 3 (3.26%) Data Centre
9 3 (3.26%) Hedge funds
9 3 (3.26%) Legacy Systems
10 1 (1.09%) Credit Risk
10 1 (1.09%) Greenfield Project
Operating Systems
1 51 (55.43%) Linux
2 4 (4.35%) Unix
3 1 (1.09%) CentOS
3 1 (1.09%) CoreOS
Processes & Methodologies
1 45 (48.91%) Agile Software Development
2 39 (42.39%) Continuous Integration
3 37 (40.22%) Software Engineering
4 34 (36.96%) Unit Testing
5 28 (30.43%) Microservices
6 27 (29.35%) Multithreading
7 26 (28.26%) Open Source
8 25 (27.17%) DevOps
9 22 (23.91%) Computer Science
9 22 (23.91%) TDD
10 20 (21.74%) Data Modelling
11 19 (20.65%) Data Science
11 19 (20.65%) Infrastructure as Code
11 19 (20.65%) Integration Testing
12 17 (18.48%) Continuous Delivery
13 16 (17.39%) Front End Development
14 15 (16.30%) Analytics
15 14 (15.22%) Process Management
15 14 (15.22%) Strategic Roadmap
16 13 (14.13%) API Development
Programming Languages
1 82 (89.13%) Java
2 38 (41.30%) Python
3 33 (35.87%) JavaScript
4 31 (33.70%) Java 8
5 24 (26.09%) SQL
6 11 (11.96%) C++
6 11 (11.96%) ES6
7 9 (9.78%) C#
7 9 (9.78%) Scala
8 5 (5.43%) Bash Shell
8 5 (5.43%) R
9 4 (4.35%) Groovy
9 4 (4.35%) Shell Script
10 3 (3.26%) TypeScript
11 1 (1.09%) C
11 1 (1.09%) Perl
11 1 (1.09%) Ruby
Qualifications
1 21 (22.83%) Degree
2 17 (18.48%) Computer Science Degree
3 2 (2.17%) Security Cleared
4 1 (1.09%) DV Cleared
4 1 (1.09%) SC Cleared
Quality Assurance & Compliance
1 8 (8.70%) QA
2 2 (2.17%) MiFID
3 1 (1.09%) Data Quality
System Software
1 49 (53.26%) Docker
2 11 (11.96%) etcd
2 11 (11.96%) HDFS
3 7 (7.61%) VMware Infrastructure
4 1 (1.09%) Apache Flume
Systems Management
1 41 (44.57%) Kubernetes
2 34 (36.96%) Ansible
3 17 (18.48%) Terraform
4 15 (16.30%) Hadoop YARN
5 11 (11.96%) Consul
6 10 (10.87%) Puppet
7 7 (7.61%) HP Quality Center
8 5 (5.43%) Kibana
8 5 (5.43%) logstash
8 5 (5.43%) Mesos
8 5 (5.43%) Opscode Chef
9 3 (3.26%) Ambari
9 3 (3.26%) Oozie
10 2 (2.17%) Prometheus
11 1 (1.09%) Host Intrusion Detection System
11 1 (1.09%) Network Intrusion Detection System
11 1 (1.09%) ZABBIX
Vendors
1 15 (16.30%) Oracle
2 14 (15.22%) Red Hat
3 13 (14.13%) Sony
4 7 (7.61%) Cloudera
4 7 (7.61%) Splunk
4 7 (7.61%) VMware
5 4 (4.35%) Ab Initio
5 4 (4.35%) Cisco
5 4 (4.35%) Hortonworks
5 4 (4.35%) Okta
6 2 (2.17%) Facebook
6 2 (2.17%) Instagram
6 2 (2.17%) Solace
6 2 (2.17%) TIBCO
7 1 (1.09%) IBM