The table below looks at the statistics for Apache ZooKeeper skills in IT contracts advertised for the City of London region. Included is a guide to the contractor rates offered in IT contracts that have cited Apache ZooKeeper over the 3 months to 29 May 2016 with a comparison to the same period over the previous 2 years.

Note that daily contractor rates and hourly contractor rates are treated separately. When calculating average contractor rates, daily rates are not derived from quoted hourly rates or vice versa.

3 months to
29 May 2016
Same period 2015 Same period 2014
Apache ZooKeeper
Rank 154 200 209
Rank change year-on-year
+46 +9
Contract jobs citing Apache ZooKeeper 5 2 1
As % of all contract IT jobs located in the City of London 0.15% 0.035% 0.016%
As % of the System Software category 1.39% 0.36% 0.20%
Number of daily rates quoted 4 2 0
Median daily rate £563 £483 -
Median daily rate % change year-on-year
+16.58% -
UK excluding London median daily rate £413 £425 -
% change year-on-year
-2.94% -
Number of hourly rates quoted 0 0 0
Median hourly rate - - -
UK excluding London median hourly rate - - -
Apache ZooKeeper
London

The following table is for comparison with the above and provides statistics for the entire System Software category in contract jobs advertised in the City of London region.

System Software Category
City of London
Contract IT job ads with a match in the
System Software category
361 550 505
As % of all contract IT jobs located in the City of London 10.77% 9.76% 8.32%
Number of daily rates quoted 291 409 356
Median daily rate £451 £395 £360
Median daily rate % change year-on-year
+14.05% +9.72%
90% offered a daily rate of more than £295 £240 £185
10% offered a daily rate of more than £625 £550 £494
UK excluding London median daily rate £360 £325 £315
% change year-on-year
+10.76% +3.17%
Number of hourly rates quoted 18 34 30
Median hourly rate £19.00 £22.83 £20.75
Median hourly rate % change year-on-year
-16.77% +10.02%
90% offered a hourly rate of more than £12.50 £12.50 £12.05
10% offered a hourly rate of more than £22.00 £28.30 £27.50
UK excluding London median hourly rate £19.00 £16.83 £15.50
% change year-on-year
+12.92% +8.54%

Apache ZooKeeper
Jobs Demand Trend in the City of London

The demand trend of contract jobs across the City of London region citing Apache ZooKeeper as a proportion of all IT contracts with a match in the System Software category.

Apache ZooKeeper Jobs Demand Trend in the City of London

Apache ZooKeeper
Daily Rate Trend in the City of London

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

Apache ZooKeeper Daily Rate Trend in the City of London

Apache ZooKeeper
Daily Rate Histogram in the City of London

This chart provides a histogram of daily rates quoted in contract IT jobs citing Apache ZooKeeper across the City of London region over the 3 months to 29 May 2016.

Apache ZooKeeper Daily Rate Histogram in the City of London

Apache ZooKeeper
Top 30 Related IT Skills in the City of London

For the 6 months to 29 May 2016, 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 City of London region with a requirement for Apache ZooKeeper.

1 6 (66.67%) Java
1 6 (66.67%) Big Data
2 4 (44.44%) Kafka
2 4 (44.44%) Apache Spark
2 4 (44.44%) Apache Cassandra
2 4 (44.44%) J2EE
2 4 (44.44%) Apache
3 3 (33.33%) Hadoop
3 3 (33.33%) HDFS
4 2 (22.22%) HBase
4 2 (22.22%) Analytics
4 2 (22.22%) Apache Pig
4 2 (22.22%) Apache Hive
4 2 (22.22%) PostgreSQL
4 2 (22.22%) Hibernate
4 2 (22.22%) Scala
4 2 (22.22%) Splunk
4 2 (22.22%) Front Office
4 2 (22.22%) Spring
4 2 (22.22%) Sybase
5 1 (11.11%) Unix
5 1 (11.11%) Linux
5 1 (11.11%) SQL
5 1 (11.11%) Tomcat
5 1 (11.11%) Python
5 1 (11.11%) Data Mining
5 1 (11.11%) Kerberos
5 1 (11.11%) Active Directory
5 1 (11.11%) SAN
5 1 (11.11%) Shell Script

Apache ZooKeeper
Top Related 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 4 (44.44%) Apache
1 4 (44.44%) Apache Spark
2 2 (22.22%) Apache Pig
3 1 (11.11%) Apache Solr
3 1 (11.11%) Node.js
3 1 (11.11%) Tomcat
Communications & Networking
1 1 (11.11%) Kerberos
1 1 (11.11%) SAN
Database & Business Intelligence
1 6 (66.67%) Big Data
2 4 (44.44%) Apache Cassandra
3 3 (33.33%) Hadoop
4 2 (22.22%) Apache Hive
4 2 (22.22%) HBase
4 2 (22.22%) PostgreSQL
5 1 (11.11%) Data Mining
5 1 (11.11%) Impala
5 1 (11.11%) Mahout
5 1 (11.11%) MongoDB
5 1 (11.11%) NoSQL
General
1 2 (22.22%) Front Office
2 1 (11.11%) Banking
2 1 (11.11%) Investment Banking
Job Titles
1 6 (66.67%) Developer
2 4 (44.44%) Core Java Developer
2 4 (44.44%) Java Developer
3 2 (22.22%) Architect
3 2 (22.22%) Big Data Architect
3 2 (22.22%) Data Architect
3 2 (22.22%) Java Engineer
3 2 (22.22%) Scala Developer
4 1 (11.11%) Analyst
4 1 (11.11%) Apache Spark Developer
4 1 (11.11%) Big Data Engineer
4 1 (11.11%) Cassandra Developer
4 1 (11.11%) Data Engineer
4 1 (11.11%) Hadoop Architect
4 1 (11.11%) Hadoop Engineer
4 1 (11.11%) Senior Developer
4 1 (11.11%) Senior Scala Developer
4 1 (11.11%) Test Analyst
Libraries, Frameworks & Software Standards
1 4 (44.44%) J2EE
1 4 (44.44%) Kafka
2 2 (22.22%) Hibernate
2 2 (22.22%) Spring
3 1 (11.11%) Akka
3 1 (11.11%) Spring Boot
Miscellaneous
1 1 (11.11%) Derivative
1 1 (11.11%) Grid Computing
1 1 (11.11%) Hedge funds
Operating Systems
1 1 (11.11%) Linux
1 1 (11.11%) Unix
Processes & Methodologies
1 2 (22.22%) Analytics
2 1 (11.11%) Asset Management
2 1 (11.11%) Data Governance
2 1 (11.11%) Data Management
2 1 (11.11%) Disaster Recovery
2 1 (11.11%) Functional Programming
2 1 (11.11%) Investment Management
2 1 (11.11%) Load Testing
2 1 (11.11%) MapReduce
2 1 (11.11%) Portfolio Management
2 1 (11.11%) Process Improvement
2 1 (11.11%) Risk Management
2 1 (11.11%) Software Engineering
Programming Languages
1 6 (66.67%) Java
2 2 (22.22%) Scala
3 1 (11.11%) Python
3 1 (11.11%) R
3 1 (11.11%) Shell Script
3 1 (11.11%) SQL
Quality Assurance & Compliance
1 1 (11.11%) QA
System Software
1 3 (33.33%) HDFS
2 1 (11.11%) Active Directory
2 1 (11.11%) Apache Flume
Systems Management
1 1 (11.11%) Oozie
Vendors
1 2 (22.22%) Splunk
1 2 (22.22%) Sybase
2 1 (11.11%) Cloudera
2 1 (11.11%) MapR
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