Period
to 24 November 2017

The following table provides summary statistics for contract job vacancies advertised in Guildford with a requirement for Big Data skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited Big Data over the 6 months to 24 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.

Big Data
Surrey > Guildford
6 months to
24 Nov 2017
Same period 2016 Same period 2015
Rank 18 18 32
Rank change year-on-year 0 +14 +11
Contract jobs citing Big Data 14 10 3
As % of all contract IT jobs advertised in Guildford 6.03% 4.65% 1.32%
As % of the Database & Business Intelligence category 27.45% 28.57% 5.26%
Number of daily rates quoted 13 6 2
Guildford median daily rate £500 £538 £388
Median daily rate % change year-on-year -6.98% +38.71% +13.14%
10th Percentile £483 £431 £364
90th Percentile £513 £575 £421
Surrey median daily rate £500 £525 £400
% change year-on-year -4.76% +31.25% +3.90%
Number of hourly rates quoted 0 0 0
Guildford median hourly rate - - -
Surrey median hourly rate £45.00 - -

Big Data is in the Databases and Business Intelligence category. The following table is for comparison with the above and provides summary statistics for all contract job vacancies advertised in Guildford with a requirement for database or business intelligence skills.

All Database and Business Intelligence Skills
Guildford
Contract vacancies with a requirement for database or business intelligence skills 51 35 57
As % of all contract IT jobs advertised in Guildford 21.98% 16.28% 25.00%
Number of daily rates quoted 37 22 33
Guildford median daily rate £488 £363 £350
Median daily rate % change year-on-year +34.48% +3.57% -
10th Percentile £363 £264 £263
90th Percentile £575 £575 £563
Surrey median daily rate £460 £425 £400
% change year-on-year +8.24% +6.25% +11.11%
Number of hourly rates quoted 2 3 2
Guildford median hourly rate £15.00 £17.40 £40.00
Median hourly rate % change year-on-year -13.79% -56.50% +14.29%
Surrey median hourly rate £45.00 £24.56 £40.00
% change year-on-year +83.21% -38.59% -14.44%

Big Data
Job Vacancy Trend in Guildford

Job postings citing Big Data as a percentage of all IT jobs advertised in Guildford.

Job vacancy trend for Big Data in Guildford

Big Data
Contractor Daily Rate Trend in Guildford

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

Contractor daily rate trend for Big Data in Guildford

For the 6 months to 24 November 2017, IT contractor jobs citing Big Data 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 Big Data.

1 13 (92.86%) Java
1 13 (92.86%) J2EE
1 13 (92.86%) Finance
1 13 (92.86%) Agile Software Development
1 13 (92.86%) Hadoop
1 13 (92.86%) Jenkins
1 13 (92.86%) Kafka
2 12 (85.71%) Linux
3 10 (71.43%) Apache
3 10 (71.43%) Middleware
3 10 (71.43%) TDD
3 10 (71.43%) Spring
3 10 (71.43%) JSON
3 10 (71.43%) Apache ZooKeeper
3 10 (71.43%) BDD
3 10 (71.43%) RabbitMQ
3 10 (71.43%) Unix
3 10 (71.43%) Apache Spark
3 10 (71.43%) Hadoop YARN
4 9 (64.29%) Spring Boot
4 9 (64.29%) REST
4 9 (64.29%) Unit Testing
4 9 (64.29%) System Testing
5 8 (57.14%) RESTful
6 3 (21.43%) Scrum
6 3 (21.43%) HBase
6 3 (21.43%) NoSQL
6 3 (21.43%) DevOps
6 3 (21.43%) Sonatype Nexus
7 1 (7.14%) Linux Command Line

Big Data
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 10 (71.43%) Apache
1 10 (71.43%) Apache Spark
2 1 (7.14%) Elasticsearch
Cloud Services
1 1 (7.14%) GitHub
Database & Business Intelligence
1 13 (92.86%) Hadoop
2 3 (21.43%) HBase
2 3 (21.43%) NoSQL
3 1 (7.14%) MySQL
Development Applications
1 13 (92.86%) Jenkins
2 3 (21.43%) Sonatype Nexus
General
1 13 (92.86%) Finance
Job Titles
1 10 (71.43%) Developer
1 10 (71.43%) Java Developer
2 3 (21.43%) DevOps Engineer
3 1 (7.14%) DBA
3 1 (7.14%) Hadoop Developer
3 1 (7.14%) Java Hadoop Developer
3 1 (7.14%) MySQL DBA
Libraries, Frameworks & Software Standards
1 13 (92.86%) J2EE
1 13 (92.86%) Kafka
2 10 (71.43%) JSON
2 10 (71.43%) Middleware
2 10 (71.43%) RabbitMQ
2 10 (71.43%) Spring
3 9 (64.29%) REST
3 9 (64.29%) Spring Boot
4 8 (57.14%) RESTful
Miscellaneous
1 1 (7.14%) Linux Command Line
Operating Systems
1 12 (85.71%) Linux
2 10 (71.43%) Unix
Processes & Methodologies
1 13 (92.86%) Agile Software Development
2 10 (71.43%) BDD
2 10 (71.43%) TDD
3 9 (64.29%) System Testing
3 9 (64.29%) Unit Testing
4 3 (21.43%) DevOps
4 3 (21.43%) Scrum
5 1 (7.14%) Database Tuning
5 1 (7.14%) Infrastructure Monitoring
5 1 (7.14%) Migration
Programming Languages
1 13 (92.86%) Java
System Software
1 10 (71.43%) Apache ZooKeeper
2 1 (7.14%) HDFS
Systems Management
1 10 (71.43%) Hadoop YARN