The following table provides summary statistics for contract job vacancies advertised in Guildford with a requirement for Hadoop skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited Hadoop over the 3 months to 30 March 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 Hadoop
Surrey / Guildford
3 months to
30 Mar 2017
Same period 2016 Same period 2015
Rank 20 25 31
Rank change year-on-year +5 +6  
Contract jobs citing Hadoop 4 3 1
As % of all contract IT jobs advertised in Guildford 3.10% 2.05% 0.47%
As % of the Database & Business Intelligence category 16.00% 6.98% 4.35%
Number of daily rates quoted 4 3 1
Median daily rate £463 £400 £338
Median daily rate % change year-on-year +15.62% +18.51%  
UK excluding London median daily rate £475 £500 £500
% change year-on-year -5.00% -  
Number of hourly rates quoted 0 0 0
Median hourly rate - - -
UK excluding London median hourly rate £47.00 £38.00 £36.50
% change year-on-year +23.68% +4.10%  

Hadoop is in the database and business intelligence skills category. The next table is for comparison with the above and provides summary statistics for all contract job vacancies advertised in Guildford with a requirement for database and business intelligence skills.

Contract Database & Business Intelligence Skills
Guildford
Contract job vacancies with a requirement for database and business intelligence skills 25 43 23
As % of all contract IT job vacancies advertised in Guildford 19.38% 29.45% 10.80%
Number of daily rates quoted 20 29 13
Median daily rate £438 £475 £325
Median daily rate % change year-on-year -7.89% +46.15%  
90% offered a daily rate of more than £290 £250 £240
10% offered a daily rate of more than £490 £575 £375
UK excluding London median daily rate £400 £388 £375
% change year-on-year +3.22% +3.33%  
Number of hourly rates quoted 0 0 0
Median hourly rate - - -
UK excluding London median hourly rate £35.00 £32.50 £32.50
% change year-on-year +7.69% -  

Hadoop
Job Vacancy Trend in Guildford

The job posting trend of jobs advertised in Guildford citing Hadoop as a proportion of all contract or permanent IT jobs with a match in the Database & Business Intelligence category.

Job vacancy trend for Hadoop in Guildford

Hadoop
Contractor Daily Rate Trend in Guildford

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

Contractor daily rate trend for Hadoop in Guildford

For the 6 months to 30 March 2017, IT contractor jobs citing Hadoop 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 Guildford region with a requirement for Hadoop.

1 8 (100.00%) Java
2 7 (87.50%) Big Data
3 6 (75.00%) Apache Spark
3 6 (75.00%) Agile Software Development
3 6 (75.00%) TDD
3 6 (75.00%) Spring
3 6 (75.00%) Linux
4 5 (62.50%) Finance
5 4 (50.00%) JSON
5 4 (50.00%) Apache
5 4 (50.00%) Unix
5 4 (50.00%) Middleware
5 4 (50.00%) RabbitMQ
5 4 (50.00%) REST
5 4 (50.00%) Jenkins
6 3 (37.50%) Kafka
6 3 (37.50%) Hadoop YARN
6 3 (37.50%) Apache ZooKeeper
6 3 (37.50%) J2EE
6 3 (37.50%) Unit Testing
6 3 (37.50%) System Testing
6 3 (37.50%) BDD
7 2 (25.00%) Test Automation
7 2 (25.00%) Scala
7 2 (25.00%) Selenium
7 2 (25.00%) Load Testing
7 2 (25.00%) Test Scripting
7 2 (25.00%) ISEB
7 2 (25.00%) ISTQB
7 2 (25.00%) Spring Boot

Hadoop
Co-occurring IT Skills in Guildford 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 6 (75.00%) Apache Spark
2 4 (50.00%) Apache
3 2 (25.00%) Elasticsearch
Database & Business Intelligence
1 7 (87.50%) Big Data
2 1 (12.50%) Apache Hive
2 1 (12.50%) HBase
Development Applications
1 4 (50.00%) Jenkins
2 2 (25.00%) Selenium
General
1 5 (62.50%) Finance
Job Titles
1 8 (100.00%) Developer
2 5 (62.50%) Java Developer
3 2 (25.00%) J2EE Developer
3 2 (25.00%) Java/J2EE Developer
3 2 (25.00%) Test Automation Developer
4 1 (12.50%) Apache Spark Developer
4 1 (12.50%) Big Data Developer
Libraries, Frameworks & Software Standards
1 6 (75.00%) Spring
2 4 (50.00%) JSON
2 4 (50.00%) Middleware
2 4 (50.00%) RabbitMQ
2 4 (50.00%) REST
3 3 (37.50%) J2EE
3 3 (37.50%) Kafka
4 2 (25.00%) Angular 2
4 2 (25.00%) AngularJS
4 2 (25.00%) Spring Boot
5 1 (12.50%) Hibernate
5 1 (12.50%) Spark Streaming
5 1 (12.50%) Spring MVC
Miscellaneous
1 1 (12.50%) Linux Command Line
Operating Systems
1 6 (75.00%) Linux
2 4 (50.00%) Unix
Processes & Methodologies
1 6 (75.00%) Agile Software Development
1 6 (75.00%) TDD
2 3 (37.50%) BDD
2 3 (37.50%) System Testing
2 3 (37.50%) Unit Testing
3 2 (25.00%) Load Testing
3 2 (25.00%) Test Automation
3 2 (25.00%) Test Scripting
4 1 (12.50%) Concurrent Programming
4 1 (12.50%) Continuous Integration
4 1 (12.50%) Kanban
4 1 (12.50%) Low Latency
4 1 (12.50%) Multithreading
4 1 (12.50%) MVC
4 1 (12.50%) Scrum
Programming Languages
1 8 (100.00%) Java
2 2 (25.00%) Scala
3 1 (12.50%) Shell Script
Qualifications
1 2 (25.00%) ISEB
1 2 (25.00%) ISTQB
System Software
1 3 (37.50%) Apache ZooKeeper
Systems Management
1 3 (37.50%) Hadoop YARN
2 2 (25.00%) Oozie
Vendors
1 1 (12.50%) Hortonworks