Period
to 22 July 2018

The following table provides summary statistics for contract job vacancies advertised in the City of London with a requirement for Apache ZooKeeper skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited Apache ZooKeeper over the 6 months to 22 July 2018 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 ZooKeeper
Central London > City of London
6 months to
22 Jul 2018
Same period 2017 Same period 2016
Rank 242 227 236
Rank change year-on-year -15 +9 +62
Contract jobs citing Apache ZooKeeper 13 15 9
As % of all contract IT jobs advertised in the City of London 0.19% 0.23% 0.13%
As % of the System Software category 1.18% 2.16% 1.24%
Number of daily rates quoted 11 11 8
City of London median daily rate £550 £650 £425
Median daily rate % change year-on-year -15.46% +52.94% -11.92%
10th Percentile £500 £575 £413
90th Percentile £650 £675 £773
Central London median daily rate £537 £650 £425
% change year-on-year -17.35% +52.94% -11.92%
Number of hourly rates quoted 0 0 0
City of London median hourly rate - - -
Central London median hourly rate - - -

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

All System Software Skills
City of London
Contract vacancies with a requirement for system software skills 1,106 693 727
As % of all contract IT jobs advertised in the City of London 15.75% 10.66% 10.62%
Number of daily rates quoted 885 569 587
City of London median daily rate £500 £475 £450
Median daily rate % change year-on-year +5.26% +5.56% +13.21%
10th Percentile £200 £185 £237
90th Percentile £650 £625 £618
Central London median daily rate £500 £463 £450
% change year-on-year +8.11% +2.78% +14.65%
Number of hourly rates quoted 39 16 32
City of London median hourly rate £19.25 £21.25 £15.63
Median hourly rate % change year-on-year -9.41% +36.00% -15.54%
10th Percentile £12.98 £13.09 £11.25
90th Percentile £23.55 £79.19 £22.56
Central London median hourly rate £20.00 £21.25 £15.63
% change year-on-year -5.88% +36.00% -13.10%

Apache ZooKeeper
Job Vacancy Trend in the City of London

Job postings citing Apache ZooKeeper as a percentage of all IT jobs advertised in the City of London.

Job vacancy trend for Apache ZooKeeper in the City of London

Apache ZooKeeper
Contractor Daily Rate Trend in the City of London

This chart provides the 3-month moving average for daily rates quoted in contract jobs citing Apache ZooKeeper in the City of London.

Contractor daily rate trend for Apache ZooKeeper in the City of London

Apache ZooKeeper
Contractor Daily Rate Histogram in the City of London

The daily rate distribution of IT jobs citing Apache ZooKeeper in the City of London over the 6 months to 22 July 2018.

Contractor daily rate histogram for Apache ZooKeeper in the City of London

For the 6 months to 22 July 2018, IT contractor 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 contract job ads across the City of London region with a requirement for Apache ZooKeeper.

1 12 (92.31%) Hadoop
1 12 (92.31%) Apache Hive
1 12 (92.31%) Kafka
1 12 (92.31%) Apache Spark
2 11 (84.62%) HDFS
2 11 (84.62%) HBase
2 11 (84.62%) Apache Solr
3 10 (76.92%) Oozie
4 9 (69.23%) Hadoop YARN
4 9 (69.23%) Apache Cassandra
4 9 (69.23%) Linux
4 9 (69.23%) Kerberos
5 8 (61.54%) Apache Flume
5 8 (61.54%) Hortonworks
6 7 (53.85%) Apache Slider
6 7 (53.85%) Ambari
6 7 (53.85%) SSL
6 7 (53.85%) Active Directory
7 6 (46.15%) Change Management
7 6 (46.15%) Capacity Management
7 6 (46.15%) Big Data
7 6 (46.15%) Red Hat Enterprise Linux
7 6 (46.15%) DevOps
8 4 (30.77%) Python
8 4 (30.77%) Java
9 3 (23.08%) MapReduce
9 3 (23.08%) Tableau
10 2 (15.38%) Java 8
10 2 (15.38%) Cloudera
10 2 (15.38%) Ansible

Apache ZooKeeper
Co-occurring IT Skills in the City of 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 12 (92.31%) Apache Spark
2 11 (84.62%) Apache Solr
3 1 (7.69%) Apache Pig
3 1 (7.69%) Elasticsearch
3 1 (7.69%) Tomcat
Cloud Services
1 1 (7.69%) Amazon AWS
1 1 (7.69%) Amazon EMR
1 1 (7.69%) Amazon S3
1 1 (7.69%) Yarn
Communications & Networking
1 9 (69.23%) Kerberos
2 7 (53.85%) SSL
3 1 (7.69%) Intrusion Detection
Database & Business Intelligence
1 12 (92.31%) Apache Hive
1 12 (92.31%) Hadoop
2 11 (84.62%) HBase
3 9 (69.23%) Apache Cassandra
4 6 (46.15%) Big Data
5 2 (15.38%) Sqoop
6 1 (7.69%) Apache Zeppelin
6 1 (7.69%) Cloudera CDH
6 1 (7.69%) Data Warehouse
6 1 (7.69%) Enterprise Data Warehouse
6 1 (7.69%) Impala
6 1 (7.69%) Parquet
6 1 (7.69%) Spotfire
6 1 (7.69%) SQL Server
6 1 (7.69%) SQL Server 2014
Development Applications
1 1 (7.69%) Artifactory
1 1 (7.69%) Git (software)
1 1 (7.69%) GitLab
1 1 (7.69%) Jenkins
1 1 (7.69%) Maven
General
1 2 (15.38%) Banking
1 2 (15.38%) Finance
Job Titles
1 7 (53.85%) Consultant
2 6 (46.15%) Principal Consultant
3 4 (30.77%) Hadoop Consultant
4 3 (23.08%) Big Data Developer
4 3 (23.08%) Developer
5 2 (15.38%) Data Engineer
6 1 (7.69%) Big Data Engineer
6 1 (7.69%) Cassandra Engineer
6 1 (7.69%) Data Analytics Engineer
6 1 (7.69%) DevOps Engineer
6 1 (7.69%) Hadoop Engineer
6 1 (7.69%) Java Developer
6 1 (7.69%) Senior DevOps
6 1 (7.69%) Senior DevOps Engineer
Libraries, Frameworks & Software Standards
1 12 (92.31%) Kafka
2 2 (15.38%) J2EE
3 1 (7.69%) Akka
3 1 (7.69%) Hibernate
3 1 (7.69%) HTML
3 1 (7.69%) HTML5
3 1 (7.69%) JSON
3 1 (7.69%) Lucene
3 1 (7.69%) RabbitMQ
3 1 (7.69%) React
3 1 (7.69%) Redux
3 1 (7.69%) Spring
3 1 (7.69%) Spring Boot
3 1 (7.69%) WPF
3 1 (7.69%) XML
Miscellaneous
1 1 (7.69%) Clustering
1 1 (7.69%) Foreign Exchange (FX)
Operating Systems
1 9 (69.23%) Linux
2 6 (46.15%) Red Hat Enterprise Linux
3 1 (7.69%) CentOS
3 1 (7.69%) CoreOS
3 1 (7.69%) Unix
Processes & Methodologies
1 6 (46.15%) Capacity Management
1 6 (46.15%) Change Management
1 6 (46.15%) DevOps
2 3 (23.08%) MapReduce
3 2 (15.38%) Configuration Management
4 1 (7.69%) Agile Software Development
4 1 (7.69%) Analytics
4 1 (7.69%) Business Intelligence
4 1 (7.69%) Data Governance
4 1 (7.69%) Data Management
4 1 (7.69%) Data Modelling
4 1 (7.69%) Data Transformation
4 1 (7.69%) Electronic Trading
4 1 (7.69%) ETL
4 1 (7.69%) Garbage Collection
4 1 (7.69%) Information Management
4 1 (7.69%) Mentoring
4 1 (7.69%) Scrum
4 1 (7.69%) Security Hardening
4 1 (7.69%) Visualisation
Programming Languages
1 4 (30.77%) Java
1 4 (30.77%) Python
2 2 (15.38%) Java 8
3 1 (7.69%) C#
3 1 (7.69%) ES6
3 1 (7.69%) JavaScript
3 1 (7.69%) Scala
3 1 (7.69%) SQL
3 1 (7.69%) TypeScript
Qualifications
1 1 (7.69%) SC Cleared
1 1 (7.69%) Security Cleared
System Software
1 11 (84.62%) HDFS
2 8 (61.54%) Apache Flume
3 7 (53.85%) Active Directory
4 2 (15.38%) Docker
Systems Management
1 10 (76.92%) Oozie
2 9 (69.23%) Hadoop YARN
3 7 (53.85%) Ambari
3 7 (53.85%) Apache Slider
4 2 (15.38%) Ansible
4 2 (15.38%) Kubernetes
5 1 (7.69%) Puppet
Vendors
1 8 (61.54%) Hortonworks
2 3 (23.08%) Tableau
3 2 (15.38%) Cloudera
4 1 (7.69%) FXall
4 1 (7.69%) Reuters
4 1 (7.69%) Salesforce.com
4 1 (7.69%) Talend