Period
to 22 November 2017

The following table provides summary statistics for contract job vacancies advertised in 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 November 2017 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
England > London
6 months to
22 Nov 2017
Same period 2016 Same period 2015
Rank 539 579 577
Rank change year-on-year +40 -2 -13
Contract jobs citing Apache ZooKeeper 100 29 36
As % of all contract IT jobs advertised in London 0.21% 0.064% 0.078%
As % of the System Software category 1.72% 0.52% 0.81%
Number of daily rates quoted 71 21 29
London median daily rate £550 £600 £650
Median daily rate % change year-on-year -8.33% -7.69% -16.13%
10th Percentile £439 £413 £615
90th Percentile £692 £713 £738
England median daily rate £525 £563 £650
% change year-on-year -6.67% -13.46% +18.18%
Number of hourly rates quoted 0 0 0
London median hourly rate - - -
England 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 London with a requirement for system software skills.

All System Software Skills
London
Contract vacancies with a requirement for system software skills 5799 5526 4442
As % of all contract IT jobs advertised in London 12.30% 12.22% 9.61%
Number of daily rates quoted 4159 3817 3000
London median daily rate £485 £450 £413
Median daily rate % change year-on-year +7.78% +9.09% +10.00%
10th Percentile £185 £193 £175
90th Percentile £638 £613 £600
England median daily rate £425 £410 £375
% change year-on-year +3.66% +9.33% +8.70%
Number of hourly rates quoted 146 144 209
London median hourly rate £21.25 £16.50 £16.50
Median hourly rate % change year-on-year +28.79% - +10.00%
10th Percentile £12.50 £12.08 £10.75
90th Percentile £52.25 £50.00 £34.60
England median hourly rate £16.50 £15.88 £16.00
% change year-on-year +3.94% -0.78% +6.67%

Apache ZooKeeper
Job Vacancy Trend in London

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

Job vacancy trend for Apache ZooKeeper in London

Apache ZooKeeper
Contractor Daily Rate Trend in London

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

Contractor daily rate trend for Apache ZooKeeper in London

Apache ZooKeeper
Contractor Daily Rate Histogram in London

The daily rate distribution of IT jobs citing Apache ZooKeeper in London over the 6 months to 22 November 2017.

Contractor daily rate histogram for Apache ZooKeeper in London

Apache ZooKeeper
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 Apache ZooKeeper within the London region over the 6 months to 22 November 2017. 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
South London - 30 £573 - 1
Central London +6 19 £625 +4.17%
West London - 1 £425 - 2
Apache ZooKeeper
England

For the 6 months to 22 November 2017, IT contractor jobs citing Apache ZooKeeper also mentioned the following skills in order of popularity. The figures indicate the number co-occurrences and its proportion to all contract ads across the London region with a requirement for Apache ZooKeeper.

1 85 (85.00%) Hadoop
2 80 (80.00%) Kafka
2 80 (80.00%) Java
3 79 (79.00%) Apache Spark
4 77 (77.00%) HBase
5 76 (76.00%) Big Data
5 76 (76.00%) HDFS
6 61 (61.00%) Apache Solr
7 60 (60.00%) TDD
8 56 (56.00%) Spring
8 56 (56.00%) BDD
9 54 (54.00%) Cucumber
9 54 (54.00%) Kerberos
10 53 (53.00%) Data Architecture
10 53 (53.00%) REST
11 52 (52.00%) Drools
11 52 (52.00%) Spring Boot
12 49 (49.00%) Microservices
13 44 (44.00%) Ansible
13 44 (44.00%) Scrum
14 43 (43.00%) Algorithms
15 41 (41.00%) Terraform
16 40 (40.00%) Security Cleared
17 38 (38.00%) PostgreSQL
18 37 (37.00%) Docker
19 36 (36.00%) Kubernetes
19 36 (36.00%) SC Cleared
20 35 (35.00%) JIRA
21 34 (34.00%) Linux
22 32 (32.00%) Python

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 79 (79.00%) Apache Spark
2 61 (61.00%) Apache Solr
3 31 (31.00%) Confluence
4 17 (17.00%) Elasticsearch
5 11 (11.00%) Apache
6 9 (9.00%) Apache Pig
7 5 (5.00%) Tomcat
8 4 (4.00%) JBoss
9 3 (3.00%) nginx
9 3 (3.00%) Oracle Coherence
10 2 (2.00%) Jetty
11 1 (1.00%) Mule
11 1 (1.00%) Mule ESB
11 1 (1.00%) OpenStack
Cloud Services
1 28 (28.00%) Amazon AWS
2 10 (10.00%) GitHub
3 9 (9.00%) AWS CloudFormation
4 4 (4.00%) Cloud Computing
5 3 (3.00%) Amazon CloudWatch
5 3 (3.00%) Amazon S3
6 2 (2.00%) Amazon EC2
6 2 (2.00%) Amazon SQS
6 2 (2.00%) AWS CloudTrail
6 2 (2.00%) Route 53
6 2 (2.00%) Virtual Private Cloud
7 1 (1.00%) Akamai
7 1 (1.00%) Microsoft Azure
7 1 (1.00%) Quay.io
Communications & Networking
1 54 (54.00%) Kerberos
2 4 (4.00%) Network Security
3 3 (3.00%) Firewall
3 3 (3.00%) SSL
4 2 (2.00%) HTTP
4 2 (2.00%) LDAP
4 2 (2.00%) ZigBee
5 1 (1.00%) DNS
Database & Business Intelligence
1 85 (85.00%) Hadoop
2 77 (77.00%) HBase
3 76 (76.00%) Big Data
4 38 (38.00%) PostgreSQL
5 20 (20.00%) Apache Cassandra
6 15 (15.00%) Apache Hive
7 14 (14.00%) DataStax
8 12 (12.00%) NoSQL
9 8 (8.00%) MongoDB
10 7 (7.00%) MySQL
11 6 (6.00%) Redis
12 5 (5.00%) Sqoop
13 4 (4.00%) Amazon DynamoDB
13 4 (4.00%) Spark SQL
14 3 (3.00%) Hazelcast
14 3 (3.00%) Impala
14 3 (3.00%) Relational Database
14 3 (3.00%) SQLite
15 2 (2.00%) Amazon RDS
15 2 (2.00%) SQL Server
Development Applications
1 54 (54.00%) Cucumber
2 35 (35.00%) JIRA
3 23 (23.00%) Jenkins
4 16 (16.00%) Git (software)
5 8 (8.00%) GitLab
5 8 (8.00%) Maven
6 7 (7.00%) Grunt
6 7 (7.00%) gulp
6 7 (7.00%) TeamCity
7 6 (6.00%) IntelliJ
8 5 (5.00%) Artifactory
8 5 (5.00%) SonarQube
9 4 (4.00%) Subversion
10 2 (2.00%) Vagrant
11 1 (1.00%) Atlassian Bamboo
11 1 (1.00%) Babel
11 1 (1.00%) FishEye
11 1 (1.00%) webpack
General
1 18 (18.00%) Finance
2 8 (8.00%) Banking
3 7 (7.00%) Marketing
3 7 (7.00%) Telecoms
4 6 (6.00%) Electronics
4 6 (6.00%) Manufacturing
5 5 (5.00%) Investment Banking
6 4 (4.00%) Front Office
7 2 (2.00%) Retail Banking
8 1 (1.00%) Games
Job Titles
1 40 (40.00%) Developer
2 35 (35.00%) Data Engineer
3 27 (27.00%) Big Data Engineer
4 18 (18.00%) Big Data Developer
5 16 (16.00%) Hadoop Engineer
6 12 (12.00%) Hadoop Developer
6 12 (12.00%) Senior Data Engineer
7 10 (10.00%) DevOps Engineer
8 8 (8.00%) Java Developer
8 8 (8.00%) Scala Developer
9 7 (7.00%) Full Stack Developer
9 7 (7.00%) Senior Developer
10 6 (6.00%) Senior Scala Developer
11 5 (5.00%) Apache Spark Developer
11 5 (5.00%) Senior Software Engineer
11 5 (5.00%) Software Engineer
12 4 (4.00%) Java Engineer
12 4 (4.00%) Python Developer
12 4 (4.00%) Senior Hadoop Engineer
13 3 (3.00%) Java Scala Developer
Libraries, Frameworks & Software Standards
1 80 (80.00%) Kafka
2 56 (56.00%) Spring
3 53 (53.00%) REST
4 52 (52.00%) Drools
4 52 (52.00%) Spring Boot
5 31 (31.00%) Apache Camel
6 14 (14.00%) TinkerPop
7 12 (12.00%) RabbitMQ
8 9 (9.00%) Web Services
9 6 (6.00%) Akka
9 6 (6.00%) Apache Avro
9 6 (6.00%) Flask
9 6 (6.00%) React
9 6 (6.00%) Redux
9 6 (6.00%) RESTful
9 6 (6.00%) Samza
9 6 (6.00%) ZeroMQ
10 5 (5.00%) Elastic Stack
11 4 (4.00%) Gherkin
11 4 (4.00%) RESTEasy
Miscellaneous
1 43 (43.00%) Algorithms
2 10 (10.00%) Analytical Skills
3 6 (6.00%) Data Structures
4 5 (5.00%) Greenfield Project
4 5 (5.00%) Interest Rate Derivative
5 4 (4.00%) Derivative
6 3 (3.00%) Credit Risk
6 3 (3.00%) Linux Command Line
6 3 (3.00%) Market Risk
7 1 (1.00%) Blog
7 1 (1.00%) Clustering
7 1 (1.00%) Grid Computing
7 1 (1.00%) Management Information System
7 1 (1.00%) Media Streaming
7 1 (1.00%) Mobile App
7 1 (1.00%) Over-the-Top Content
7 1 (1.00%) PKI
7 1 (1.00%) Virtual Team
Operating Systems
1 34 (34.00%) Linux
2 11 (11.00%) Unix
3 7 (7.00%) Windows
4 3 (3.00%) Ubuntu
5 2 (2.00%) Android
5 2 (2.00%) Apple iOS
5 2 (2.00%) CoreOS
5 2 (2.00%) Debian
5 2 (2.00%) Red Hat Enterprise Linux
6 1 (1.00%) CentOS
6 1 (1.00%) Mac OS X
6 1 (1.00%) Solaris
Processes & Methodologies
1 60 (60.00%) TDD
2 56 (56.00%) BDD
3 53 (53.00%) Data Architecture
4 49 (49.00%) Microservices
5 44 (44.00%) Scrum
6 30 (30.00%) Agile Software Development
7 28 (28.00%) DevOps
8 15 (15.00%) Continuous Integration
8 15 (15.00%) MapReduce
9 11 (11.00%) Business Intelligence
10 10 (10.00%) OO
11 9 (9.00%) Data Modelling
11 9 (9.00%) OOD
11 9 (9.00%) Open Source
12 8 (8.00%) Configuration Management
12 8 (8.00%) Software Engineering
12 8 (8.00%) Unit Testing
13 7 (7.00%) Build Automation
13 7 (7.00%) Visualisation
14 6 (6.00%) Machine Learning
Programming Languages
1 80 (80.00%) Java
2 32 (32.00%) Python
3 27 (27.00%) Scala
4 12 (12.00%) SQL
5 11 (11.00%) Bash Shell
6 7 (7.00%) ES6
6 7 (7.00%) JavaScript
7 6 (6.00%) C++
8 4 (4.00%) Ruby
9 2 (2.00%) COBOL
9 2 (2.00%) Go
10 1 (1.00%) C
10 1 (1.00%) C#
10 1 (1.00%) PowerShell
Qualifications
1 40 (40.00%) Security Cleared
2 36 (36.00%) SC Cleared
3 6 (6.00%) DBS Check
4 1 (1.00%) CTC Cleared
Quality Assurance & Compliance
1 1 (1.00%) MiFID
1 1 (1.00%) QA
1 1 (1.00%) SLA
System Software
1 76 (76.00%) HDFS
2 37 (37.00%) Docker
3 8 (8.00%) etcd
4 6 (6.00%) Varnish
5 5 (5.00%) Apache Flume
6 2 (2.00%) Active Directory
6 2 (2.00%) Firmware
6 2 (2.00%) VirtualBox
7 1 (1.00%) flannel
7 1 (1.00%) NFS
7 1 (1.00%) Oracle RAC
Systems Management
1 44 (44.00%) Ansible
2 41 (41.00%) Terraform
3 36 (36.00%) Kubernetes
4 15 (15.00%) Puppet
5 7 (7.00%) Consul
5 7 (7.00%) Mesos
6 6 (6.00%) Ambari
6 6 (6.00%) Oozie
7 5 (5.00%) Hadoop YARN
8 4 (4.00%) Kibana
8 4 (4.00%) logstash
8 4 (4.00%) Nagios
8 4 (4.00%) Opscode Chef
9 3 (3.00%) HAProxy
9 3 (3.00%) Packer
10 2 (2.00%) Control-M
10 2 (2.00%) Grafana
10 2 (2.00%) Host Intrusion Detection System
10 2 (2.00%) Network Intrusion Detection System
10 2 (2.00%) Prometheus
Vendors
1 22 (22.00%) Hortonworks
2 14 (14.00%) Oracle
3 7 (7.00%) Cloudera
4 6 (6.00%) SAP
5 4 (4.00%) Google
6 3 (3.00%) MapR
6 3 (3.00%) New Relic
6 3 (3.00%) Palantir
6 3 (3.00%) SaltStack
7 2 (2.00%) Red Hat
8 1 (1.00%) AppDynamics
8 1 (1.00%) Atlassian
8 1 (1.00%) CyberArk
8 1 (1.00%) hybris
8 1 (1.00%) Perforce
8 1 (1.00%) Splunk
8 1 (1.00%) Sybase
8 1 (1.00%) VMware