The following table provides summary statistics for contract job vacancies advertised in London with a requirement for GemFire skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited GemFire over the 3 months to 27 June 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.

Pivotal GemFire (formerly VMware vFabric GemFire)
England / London
3 months to
27 Jun 2017
Same period 2016 Same period 2015
Rank 414 419 431
Rank change year-on-year +5 +12  
Contract jobs citing GemFire 10 8 3
As % of all contract IT jobs advertised in London 0.048% 0.037% 0.013%
As % of the Application Platforms category 0.28% 0.20% 0.069%
Number of daily rates quoted 8 8 1
Median daily rate £463 £505 £500
Median daily rate % change year-on-year -8.41% +1.00%  
UK excluding London median daily rate - £363 -
Number of hourly rates quoted 0 0 0
Median hourly rate - - -
UK excluding London median hourly rate - - -

GemFire is in the application platform skills category. The next table is for comparison with the above and provides summary statistics for all contract job vacancies advertised in London with a requirement for application platform skills.

Contract Application Platform Skills
London
Contract job vacancies with a requirement for application platform skills 3545 4051 4317
As % of all contract IT job vacancies advertised in London 17.03% 18.60% 18.74%
Number of daily rates quoted 2486 2924 2889
Median daily rate £475 £450 £400
Median daily rate % change year-on-year +5.55% +12.50%  
90% offered a daily rate of more than £300 £295 £250
10% offered a daily rate of more than £600 £600 £550
UK excluding London median daily rate £400 £390 £350
% change year-on-year +2.56% +11.42%  
Number of hourly rates quoted 37 43 96
Median hourly rate £22.00 £17.50 £20.00
Median hourly rate % change year-on-year +25.71% -12.50%  
90% offered a hourly rate of more than £12.40 £12.50 £13.00
10% offered a hourly rate of more than £50.50 £34.54 £39.70
UK excluding London median hourly rate £27.50 £26.00 £21.00
% change year-on-year +5.76% +23.80%  

GemFire
Job Vacancy Trend in London

The job posting trend of jobs advertised in London citing GemFire as a proportion of all contract or permanent IT jobs with a match in the Application Platforms category.

Job vacancy trend for GemFire in London

GemFire
Contractor Daily Rate Trend in London

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

Contractor daily rate trend for GemFire in London

GemFire
Contractor Daily Rate Histogram in London

The daily rate distribution of IT jobs citing GemFire in London over the 3 months to 27 June 2017.

Contractor daily rate histogram for GemFire in London

For the 6 months to 27 June 2017, IT contractor jobs citing GemFire 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 GemFire.

1 14 (100.00%) Java
2 12 (85.71%) Spring
3 9 (64.29%) Oracle
4 8 (57.14%) Oracle Coherence
4 8 (57.14%) Multithreading
5 7 (50.00%) Banking
5 7 (50.00%) Linux
5 7 (50.00%) JMS
6 6 (42.86%) ETL
6 6 (42.86%) Maven
6 6 (42.86%) Finance
7 5 (35.71%) Hibernate
7 5 (35.71%) Unix
7 5 (35.71%) IntelliJ
7 5 (35.71%) JDBC
7 5 (35.71%) Git (software)
7 5 (35.71%) Low Latency
8 4 (28.57%) Spring Batch
8 4 (28.57%) Spring Integration
8 4 (28.57%) Data Integration
8 4 (28.57%) JUnit
8 4 (28.57%) Data Warehouse
8 4 (28.57%) Python
8 4 (28.57%) FpML
8 4 (28.57%) FIX Protocol
9 3 (21.43%) Electronic Trading
9 3 (21.43%) Investment Banking
9 3 (21.43%) Front Office
9 3 (21.43%) Sybase
9 3 (21.43%) TeamCity

GemFire
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 8 (57.14%) Oracle Coherence
2 2 (14.29%) Apache Solr
2 2 (14.29%) Apache Spark
3 1 (7.14%) MQSeries
3 1 (7.14%) Mule
3 1 (7.14%) Tomcat
Database & Business Intelligence
1 4 (28.57%) Data Warehouse
2 3 (21.43%) NoSQL
3 2 (14.29%) Apache Cassandra
3 2 (14.29%) Big Data
3 2 (14.29%) Hadoop
3 2 (14.29%) MySQL
3 2 (14.29%) Parquet
3 2 (14.29%) Relational Database
3 2 (14.29%) SQL Server
4 1 (7.14%) HBase
Development Applications
1 6 (42.86%) Maven
2 5 (35.71%) Git (software)
2 5 (35.71%) IntelliJ
3 4 (28.57%) JUnit
4 3 (21.43%) TeamCity
5 2 (14.29%) Concordion
5 2 (14.29%) Eclipse
5 2 (14.29%) JBehave
5 2 (14.29%) JIRA
5 2 (14.29%) Mockito
5 2 (14.29%) Subversion
General
1 7 (50.00%) Banking
2 6 (42.86%) Finance
3 3 (21.43%) Front Office
3 3 (21.43%) Investment Banking
Job Titles
1 13 (92.86%) Developer
1 13 (92.86%) Java Developer
2 5 (35.71%) Senior Developer
2 5 (35.71%) Senior Java Developer
3 3 (21.43%) Front Office Developer
4 1 (7.14%) Big Data Developer
4 1 (7.14%) Big Data Engineer
4 1 (7.14%) Cassandra Developer
4 1 (7.14%) Core Java Developer
4 1 (7.14%) Credit Risk Developer
4 1 (7.14%) Credit Risk Java Developer
4 1 (7.14%) Data Engineer
4 1 (7.14%) GUI Developer
4 1 (7.14%) Java GUI Developer
4 1 (7.14%) Market Risk Developer
4 1 (7.14%) Market Risk Java Developer
Libraries, Frameworks & Software Standards
1 12 (85.71%) Spring
2 7 (50.00%) JMS
3 5 (35.71%) Hibernate
3 5 (35.71%) JDBC
4 4 (28.57%) FIX Protocol
4 4 (28.57%) FpML
4 4 (28.57%) Spring Batch
4 4 (28.57%) Spring Integration
5 2 (14.29%) CSS
5 2 (14.29%) CSS3
5 2 (14.29%) HTML
5 2 (14.29%) HTML5
5 2 (14.29%) jQuery
5 2 (14.29%) Kafka
5 2 (14.29%) Lucene
5 2 (14.29%) Spring Boot
5 2 (14.29%) Spring MVC
5 2 (14.29%) XML
6 1 (7.14%) J2EE
6 1 (7.14%) JNDI
Miscellaneous
1 2 (14.29%) Derivative
1 2 (14.29%) Market Risk
2 1 (7.14%) Analytical Skills
2 1 (7.14%) Credit Risk
2 1 (7.14%) Equity Derivative
2 1 (7.14%) Linux Command Line
Operating Systems
1 7 (50.00%) Linux
2 5 (35.71%) Unix
Processes & Methodologies
1 8 (57.14%) Multithreading
2 6 (42.86%) ETL
3 5 (35.71%) Low Latency
4 4 (28.57%) Data Integration
5 3 (21.43%) Continuous Integration
5 3 (21.43%) DevOps
5 3 (21.43%) Electronic Trading
5 3 (21.43%) MapReduce
6 2 (14.29%) Analytics
6 2 (14.29%) Concurrent Programming
6 2 (14.29%) Migration
6 2 (14.29%) MVC
6 2 (14.29%) Performance Optimisation
6 2 (14.29%) PnL Attribution
6 2 (14.29%) Prototyping
6 2 (14.29%) Rapid Prototyping
6 2 (14.29%) Risk Management
6 2 (14.29%) SOA
6 2 (14.29%) SOLID
6 2 (14.29%) Web Development
Programming Languages
1 14 (100.00%) Java
2 4 (28.57%) Python
3 2 (14.29%) GraphQL
3 2 (14.29%) JavaScript
3 2 (14.29%) Scala
4 1 (7.14%) C#
4 1 (7.14%) Go
4 1 (7.14%) Groovy
System Software
1 2 (14.29%) Apache ZooKeeper
Systems Management
1 3 (21.43%) Rundeck
2 1 (7.14%) MOM
Vendors
1 9 (64.29%) Oracle
2 3 (21.43%) Sybase
3 2 (14.29%) TIBCO