The following table provides summary statistics for contract job vacancies advertised in Cambridge with a requirement for RDBMS skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited RDBMS over the 3 months to 25 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.

3 months to
25 Mar 2017
Same period 2016 Same period 2015
Relational Database Management System (RDBMS)
Cambridgeshire / Cambridge
Rank - 45 38
Contract jobs citing RDBMS 0 1 1
As % of all contract IT jobs advertised in Cambridge - 0.25% 0.31%
As % of the Database & Business Intelligence category - 1.54% 2.27%
Number of daily rates quoted 0 0 1
Median daily rate - - £225
UK excluding London median daily rate £375 £375 £400
% change year-on-year - -6.25%  
Number of hourly rates quoted 0 0 0
Median hourly rate - - -
UK excluding London median hourly rate £29.50 £43.00 £46.09
% change year-on-year -31.39% -6.70%  

RDBMS 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 Cambridge with a requirement for database and business intelligence skills.

Contract Database & Business Intelligence Skills
Cambridge
Contract job vacancies with a requirement for database and business intelligence skills 47 65 44
As % of all contract IT job vacancies advertised in Cambridge 15.02% 15.93% 13.75%
Number of daily rates quoted 34 48 35
Median daily rate £425 £400 £275
Median daily rate % change year-on-year +6.25% +45.45%  
90% offered a daily rate of more than £210 £275 £210
10% offered a daily rate of more than £525 £500 £400
UK excluding London median daily rate £400 £388 £375
% change year-on-year +3.22% +3.33%  
Number of hourly rates quoted 1 1 2
Median hourly rate £42.50 £19.00 £17.00
Median hourly rate % change year-on-year +123.68% +11.76%  
UK excluding London median hourly rate £31.00 £32.50 £32.50
% change year-on-year -4.61% -  

RDBMS
Job Vacancy Trend in Cambridge

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

Job vacancy trend for RDBMS in Cambridge

RDBMS
Contractor Daily Rate Trend in Cambridge

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

Contractor daily rate trend for RDBMS in Cambridge

RDBMS
Contractor Hourly Rate Trend in Cambridge

This chart provides the 3-month moving average for hourly rates quoted in IT contractor jobs citing RDBMS in Cambridge.

Contractor hourly rate trend for RDBMS in Cambridge

RDBMS
Top 30 Related IT Skills in Cambridge

For the 6 months to 25 March 2017, IT contractor jobs citing RDBMS 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 Cambridge region with a requirement for RDBMS.

1 3 (100.00%) Java
1 3 (100.00%) Python
1 3 (100.00%) Agile Software Development
1 3 (100.00%) Relational Database
2 2 (66.67%) Apache Spark
2 2 (66.67%) Hadoop YARN
2 2 (66.67%) Data Lake
2 2 (66.67%) MapReduce
2 2 (66.67%) HBase
2 2 (66.67%) Big Data
2 2 (66.67%) Hortonworks
2 2 (66.67%) Kafka
2 2 (66.67%) Apache Pig
2 2 (66.67%) PostgreSQL
2 2 (66.67%) Scala
2 2 (66.67%) Hadoop
2 2 (66.67%) Apache
2 2 (66.67%) Open Source
2 2 (66.67%) Apache Hive
2 2 (66.67%) MongoDB
2 2 (66.67%) NoSQL
3 1 (33.33%) REST
3 1 (33.33%) Cucumber
3 1 (33.33%) BDD
3 1 (33.33%) RSpec
3 1 (33.33%) WebDriver
3 1 (33.33%) Scrum
3 1 (33.33%) C#
3 1 (33.33%) C++
3 1 (33.33%) JavaScript

RDBMS
Top Related IT Skills in Cambridge 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 2 (66.67%) Apache
1 2 (66.67%) Apache Pig
1 2 (66.67%) Apache Spark
Database & Business Intelligence
1 3 (100.00%) Relational Database
2 2 (66.67%) Apache Hive
2 2 (66.67%) Big Data
2 2 (66.67%) Data Lake
2 2 (66.67%) Hadoop
2 2 (66.67%) HBase
2 2 (66.67%) MongoDB
2 2 (66.67%) NoSQL
2 2 (66.67%) PostgreSQL
3 1 (33.33%) SQL Server
Development Applications
1 1 (33.33%) Cucumber
1 1 (33.33%) Git (software)
1 1 (33.33%) Jenkins
1 1 (33.33%) JUnit
1 1 (33.33%) NUnit
1 1 (33.33%) RSpec
1 1 (33.33%) Selenium
1 1 (33.33%) WebDriver
Job Titles
1 2 (66.67%) Developer
1 2 (66.67%) Hadoop Developer
1 2 (66.67%) Java Developer
1 2 (66.67%) Java Hadoop Developer
2 1 (33.33%) Analyst
2 1 (33.33%) Apache Spark Developer
2 1 (33.33%) Test Analyst
Libraries, Frameworks & Software Standards
1 2 (66.67%) Kafka
2 1 (33.33%) CSS
2 1 (33.33%) Gherkin
2 1 (33.33%) REST
Processes & Methodologies
1 3 (100.00%) Agile Software Development
2 2 (66.67%) MapReduce
2 2 (66.67%) Open Source
3 1 (33.33%) Automated Testing
3 1 (33.33%) BDD
3 1 (33.33%) Continuous Delivery
3 1 (33.33%) Continuous Integration
3 1 (33.33%) Manual Testing
3 1 (33.33%) Scrum
3 1 (33.33%) TDD
3 1 (33.33%) Test Strategy
Programming Languages
1 3 (100.00%) Java
1 3 (100.00%) Python
2 2 (66.67%) Scala
3 1 (33.33%) C#
3 1 (33.33%) C++
3 1 (33.33%) JavaScript
3 1 (33.33%) Ruby
Quality Assurance & Compliance
1 1 (33.33%) QA
Systems Management
1 2 (66.67%) Hadoop YARN
Vendors
1 2 (66.67%) Hortonworks