Period
to 20 November 2019

The following table provides summary statistics for contract job vacancies advertised in the City of London with a requirement for RDBMS skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited RDBMS over the 6 months to 20 November 2019 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.

Relational Database Management System (RDBMS)
Central London > City of London
6 months to
20 Nov 2019
Same period 2018 Same period 2017
Rank 203 187 124
Rank change year-on-year -16 -63 +78
Contract jobs citing RDBMS 20 68 135
As % of all contract IT jobs advertised in the City of London 0.34% 0.96% 1.90%
As % of the Database & Business Intelligence category 1.39% 3.82% 7.79%
Number of daily rates quoted 12 58 110
City of London median daily rate £556 £575 £575
Median daily rate % change year-on-year -3.26% - +15.00%
10th Percentile £479 £413 £473
90th Percentile £610 £729 £688
Central London median daily rate £550 £575 £575
% change year-on-year -4.35% - +15.00%
Number of hourly rates quoted 0 0 1
City of London median hourly rate - - £24.49
Central London median hourly rate - - £24.49

RDBMS 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 the City of London with a requirement for database or business intelligence skills.

All Database and Business Intelligence Skills
City of London
Contract vacancies with a requirement for database or business intelligence skills 1,443 1,779 1,732
As % of all contract IT jobs advertised in the City of London 24.54% 25.21% 24.43%
Number of daily rates quoted 1,137 1,423 1,406
City of London median daily rate £525 £525 £525
10th Percentile £388 £370 £363
90th Percentile £680 £675 £700
Central London median daily rate £525 £525 £525
Number of hourly rates quoted 5 10 11
City of London median hourly rate £44.57 £29.80 £27.50
Median hourly rate % change year-on-year +49.57% +8.35% -38.89%
10th Percentile £21.20 £18.60 £20.75
90th Percentile £86.70 £48.05 £33.25
Central London median hourly rate £39.78 £29.80 £25.99
% change year-on-year +33.52% +14.63% -42.24%

RDBMS
Job Vacancy Trend in the City of London

Job postings citing RDBMS as a percentage of all IT jobs advertised in the City of London.

Job vacancy trend for RDBMS in the City of London

RDBMS
Contractor Daily Rate Trend in the City of London

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

Contractor daily rate trend for RDBMS in the City of London

RDBMS
Contractor Daily Rate Histogram in the City of London

The daily rate distribution of IT jobs citing RDBMS in the City of London over the 6 months to 20 November 2019.

Contractor daily rate histogram for RDBMS in the City of London

RDBMS
Contractor Hourly Rate Trend in the City of London

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

Contractor hourly rate trend for RDBMS in the City of London

For the 6 months to 20 November 2019, IT contractor jobs citing RDBMS also mentioned the following skills in order of popularity. The figures indicate the absolute number co-occurrences and as a proportion of all contract job ads across the City of London region with a requirement for RDBMS.

1 20 (100.00%) Relational Database
2 11 (55.00%) Agile Software Development
3 9 (45.00%) SQL
3 9 (45.00%) DevOps
4 7 (35.00%) AWS
5 6 (30.00%) RESTful
5 6 (30.00%) TDD
5 6 (30.00%) Java
5 6 (30.00%) MySQL
5 6 (30.00%) Web Services
6 5 (25.00%) Python
6 5 (25.00%) .NET
6 5 (25.00%) SQL Server
6 5 (25.00%) Git (software)
6 5 (25.00%) NoSQL
6 5 (25.00%) Microservices
6 5 (25.00%) Docker
7 4 (20.00%) Kubernetes
7 4 (20.00%) API Design
7 4 (20.00%) MongoDB
7 4 (20.00%) Apache Cassandra
7 4 (20.00%) REST
7 4 (20.00%) Azure
7 4 (20.00%) Confluence
7 4 (20.00%) Atlassian
7 4 (20.00%) Banking
7 4 (20.00%) JSON
7 4 (20.00%) JIRA
7 4 (20.00%) C#
7 4 (20.00%) Oracle

RDBMS
Co-occurring 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 (20.00%) Confluence
2 1 (5.00%) Apache
2 1 (5.00%) Elasticsearch
2 1 (5.00%) Mule
2 1 (5.00%) Tomcat
2 1 (5.00%) WebSphere
Applications
1 1 (5.00%) Zeplin
Cloud Services
1 7 (35.00%) AWS
2 4 (20.00%) Azure
3 3 (15.00%) Amazon Kinesis
3 3 (15.00%) Amazon SQS
3 3 (15.00%) SaaS
4 2 (10.00%) Amazon EC2
4 2 (10.00%) Amazon S3
4 2 (10.00%) AWS Elastic Beanstalk
4 2 (10.00%) Azure Active Directory
4 2 (10.00%) GCP
4 2 (10.00%) PaaS
5 1 (5.00%) Amazon ELB
5 1 (5.00%) AWS CloudFormation
5 1 (5.00%) AWS Lambda
5 1 (5.00%) Datadog
5 1 (5.00%) Serverless
Communications & Networking
1 2 (10.00%) HTTP
1 2 (10.00%) TCP/IP
2 1 (5.00%) DHCP
2 1 (5.00%) DNS
2 1 (5.00%) FTP
2 1 (5.00%) IPsec
2 1 (5.00%) SSL
Database & Business Intelligence
1 20 (100.00%) Relational Database
2 6 (30.00%) MySQL
3 5 (25.00%) NoSQL
3 5 (25.00%) SQL Server
4 4 (20.00%) Apache Cassandra
4 4 (20.00%) MongoDB
4 4 (20.00%) PostgreSQL
5 3 (15.00%) Azure SQL Database
5 3 (15.00%) Big Data
6 2 (10.00%) Amazon DynamoDB
6 2 (10.00%) Amazon Redshift
6 2 (10.00%) Hadoop
6 2 (10.00%) Redis
7 1 (5.00%) Apache Hive
7 1 (5.00%) BigQuery
7 1 (5.00%) BusinessObjects
7 1 (5.00%) DB2
7 1 (5.00%) Impala
7 1 (5.00%) Lumira
7 1 (5.00%) SQL Server Integration Services
Development Applications
1 5 (25.00%) Git (software)
2 4 (20.00%) JIRA
3 3 (15.00%) Jenkins
3 3 (15.00%) SpecFlow
4 1 (5.00%) JUnit
4 1 (5.00%) Mockito
4 1 (5.00%) Moq
4 1 (5.00%) MSTest
4 1 (5.00%) NSubstitute
4 1 (5.00%) NUnit
4 1 (5.00%) Sonatype Nexus
4 1 (5.00%) Spock
4 1 (5.00%) Travis CI
General
1 4 (20.00%) Banking
2 3 (15.00%) Finance
3 2 (10.00%) Games
4 1 (5.00%) Front Office
4 1 (5.00%) Investment Banking
4 1 (5.00%) Publishing
4 1 (5.00%) Retail
4 1 (5.00%) Telecoms
Job Titles
1 8 (40.00%) Developer
2 5 (25.00%) DevOps Engineer
3 3 (15.00%) .NET Developer
3 3 (15.00%) Azure Developer
3 3 (15.00%) Java Developer
4 2 (10.00%) Architect
4 2 (10.00%) AWS Engineer
4 2 (10.00%) Azure DevOps
4 2 (10.00%) C# Developer
4 2 (10.00%) Data Engineer
4 2 (10.00%) DevOps Developer
4 2 (10.00%) Senior DevOps
4 2 (10.00%) Senior DevOps Engineer
4 2 (10.00%) Solutions Architect
5 1 (5.00%) .NET Developer - Fintech
5 1 (5.00%) Analyst
5 1 (5.00%) AWS DevOps
5 1 (5.00%) AWS DevOps Engineer
5 1 (5.00%) Full Stack Developer
5 1 (5.00%) MicroStrategy Expert
Libraries, Frameworks & Software Standards
1 6 (30.00%) RESTful
1 6 (30.00%) Web Services
2 5 (25.00%) .NET
3 4 (20.00%) JSON
3 4 (20.00%) REST
4 3 (15.00%) OAuth
4 3 (15.00%) Spring
5 2 (10.00%) Celery
5 2 (10.00%) CSS
5 2 (10.00%) Flask
5 2 (10.00%) Gearman
5 2 (10.00%) HTML
5 2 (10.00%) Java EE
5 2 (10.00%) Kafka
5 2 (10.00%) OAuth2
5 2 (10.00%) Redux
5 2 (10.00%) XML
6 1 (5.00%) .NET Core
6 1 (5.00%) Jest
6 1 (5.00%) React
Miscellaneous
1 1 (5.00%) Analytical Skills
1 1 (5.00%) Digital Media
1 1 (5.00%) Enterprise Cloud
1 1 (5.00%) Greenfield Project
1 1 (5.00%) Hedge funds
1 1 (5.00%) User Experience
Operating Systems
1 2 (10.00%) Linux
2 1 (5.00%) Red Hat Enterprise Linux
2 1 (5.00%) Unix
Processes & Methodologies
1 11 (55.00%) Agile Software Development
2 9 (45.00%) DevOps
3 6 (30.00%) TDD
4 5 (25.00%) Microservices
5 4 (20.00%) API Design
5 4 (20.00%) Scrum
6 3 (15.00%) Business Intelligence
6 3 (15.00%) Continuous Integration
6 3 (15.00%) Data Mapping
6 3 (15.00%) Software Engineering
6 3 (15.00%) Test Automation
7 2 (10.00%) Analytics
7 2 (10.00%) Configuration Management
7 2 (10.00%) Continuous Delivery
7 2 (10.00%) Fintech
7 2 (10.00%) Identity Management
7 2 (10.00%) Incident Management
7 2 (10.00%) Open Source
8 1 (5.00%) Adaptive Web Design
8 1 (5.00%) Runbook
Programming Languages
1 9 (45.00%) SQL
2 6 (30.00%) Java
3 5 (25.00%) Python
4 4 (20.00%) C#
5 3 (15.00%) JavaScript
6 2 (10.00%) Go
6 2 (10.00%) PHP
6 2 (10.00%) Scala
7 1 (5.00%) Bash Shell
7 1 (5.00%) Perl
7 1 (5.00%) Ruby
7 1 (5.00%) T-SQL
7 1 (5.00%) TypeScript
Qualifications
1 1 (5.00%) AWS Certification
1 1 (5.00%) Degree
1 1 (5.00%) Numerate Degree
1 1 (5.00%) RHCE
1 1 (5.00%) SC Cleared
1 1 (5.00%) Security Cleared
Quality Assurance & Compliance
1 1 (5.00%) QA
System Software
1 5 (25.00%) Docker
2 3 (15.00%) Active Directory
3 1 (5.00%) Virtual Machines
Systems Management
1 4 (20.00%) Kubernetes
2 3 (15.00%) Opscode Chef
2 3 (15.00%) Terraform
3 2 (10.00%) MIIS
4 1 (5.00%) Ansible
4 1 (5.00%) Puppet
4 1 (5.00%) Single Sign-On
4 1 (5.00%) Suricata
Vendors
1 4 (20.00%) Atlassian
1 4 (20.00%) Oracle
2 3 (15.00%) Google
3 2 (10.00%) Sybase
4 1 (5.00%) Cloudera
4 1 (5.00%) Cypress Semiconductor
4 1 (5.00%) ForgeRock
4 1 (5.00%) IBM
4 1 (5.00%) MicroStrategy
4 1 (5.00%) MuleSoft
4 1 (5.00%) Qualys
4 1 (5.00%) SAP
4 1 (5.00%) Splunk
4 1 (5.00%) Tableau