Period
to 7 April 2020

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 7 April 2020 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
7 Apr 2020
Same period 2019 Same period 2018
Rank 158 197 178
Rank change year-on-year +39 -19 +1
Contract jobs citing RDBMS 22 49 82
As % of all contract jobs advertised in the City of London 0.53% 0.72% 1.15%
As % of the Database & Business Intelligence category 2.27% 2.79% 4.63%
Number of daily rates quoted 10 42 62
Median daily rate £475 £575 £575
Median daily rate % change year-on-year -17.39% - +9.52%
10th Percentile £372 £400 £473
90th Percentile £576 £695 £675
Central London median daily rate £519 £550 £575
% change year-on-year -5.68% -4.35% +9.52%
Number of hourly rates quoted 0 0 0
Median hourly rate - - -
Central London median hourly rate - - -

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 969 1,757 1,770
As % of all contract IT jobs advertised in the City of London 23.54% 25.72% 24.91%
Number of daily rates quoted 722 1,394 1,492
Median daily rate £500 £534 £525
Median daily rate % change year-on-year -6.32% +1.67% +6.87%
10th Percentile £363 £402 £363
90th Percentile £675 £675 £677
Central London median daily rate £500 £525 £513
% change year-on-year -4.76% +2.44% +7.89%
Number of hourly rates quoted 6 6 9
Median hourly rate £35.00 £35.00 £22.50
Median hourly rate % change year-on-year - +55.56% +0.74%
10th Percentile £24.50 £27.38 £20.06
90th Percentile £37.13 £56.50 £38.41
Median hourly rate £35.00 £28.75 £27.50
% change year-on-year +21.74% +4.55% +23.13%

RDBMS
Job Vacancy Trend in the City of London

Job postings citing RDBMS as a proportion 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

3-month moving average daily rate quoted in jobs citing RDBMS in the City of London.

Daily rate trend for RDBMS in the City of London

RDBMS
Daily Rate Histogram in the City of London

Daily rate distribution for jobs citing RDBMS in the City of London over the 6 months to 7 April 2020.

Daily rate histogram for RDBMS in the City of London

RDBMS
Contractor Hourly Rate Trend in the City of London

3-month moving average hourly rates quoted in jobs citing RDBMS in the City of London.

Hourly rate trend for RDBMS in the City of London

For the 6 months to 7 April 2020, 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 22 (100.00%) Relational Database
2 12 (54.55%) SQL
3 11 (50.00%) SQL Server
3 11 (50.00%) Agile Software Development
4 8 (36.36%) .NET
4 8 (36.36%) HTML
4 8 (36.36%) Java
4 8 (36.36%) Web Services
4 8 (36.36%) QA
5 7 (31.82%) JIRA
5 7 (31.82%) Electronic Trading
5 7 (31.82%) RESTful
5 7 (31.82%) HTML5
5 7 (31.82%) OO
5 7 (31.82%) Oracle
5 7 (31.82%) TDD
5 7 (31.82%) Scrum
6 6 (27.27%) Fixed Income
6 6 (27.27%) Banking
6 6 (27.27%) MySQL
6 6 (27.27%) OOD
6 6 (27.27%) Confluence
6 6 (27.27%) Azure
6 6 (27.27%) Enterprise Software
6 6 (27.27%) Git (software)
6 6 (27.27%) Atlassian
6 6 (27.27%) Unit Testing
6 6 (27.27%) Multithreading
6 6 (27.27%) Data Structures
6 6 (27.27%) Concurrent Programming

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 6 (27.27%) Confluence
2 1 (4.55%) SAS
Applications
1 3 (13.64%) Zeplin
2 1 (4.55%) Microsoft Excel
Cloud Services
1 6 (27.27%) Azure
2 4 (18.18%) AWS
3 2 (9.09%) Azure Active Directory
3 2 (9.09%) PaaS
3 2 (9.09%) SaaS
4 1 (4.55%) Amazon Kinesis
4 1 (4.55%) Amazon SQS
4 1 (4.55%) AWS CloudFormation
4 1 (4.55%) GCP
Communications & Networking
1 2 (9.09%) HTTP
2 1 (4.55%) SSL
2 1 (4.55%) TCP/IP
Database & Business Intelligence
1 22 (100.00%) Relational Database
2 11 (50.00%) SQL Server
3 6 (27.27%) MySQL
4 3 (13.64%) Azure SQL Database
4 3 (13.64%) NoSQL
5 2 (9.09%) Amazon DynamoDB
5 2 (9.09%) SQL Server 2016
5 2 (9.09%) SQL Server Integration Services
5 2 (9.09%) SQL Server Reporting Services
6 1 (4.55%) Apache Cassandra
6 1 (4.55%) Big Data
6 1 (4.55%) Data Warehouse
6 1 (4.55%) DB2
6 1 (4.55%) Hadoop
6 1 (4.55%) MongoDB
6 1 (4.55%) PostgreSQL
6 1 (4.55%) Redis
6 1 (4.55%) SAS EBI
Development Applications
1 7 (31.82%) JIRA
2 6 (27.27%) Git (software)
3 5 (22.73%) Ant
4 3 (13.64%) Cypress.io
4 3 (13.64%) SpecFlow
4 3 (13.64%) Team Foundation Server
5 2 (9.09%) Bitbucket
6 1 (4.55%) Oracle Forms
6 1 (4.55%) Postman
6 1 (4.55%) Visual Studio
General
1 6 (27.27%) Banking
2 2 (9.09%) Marketing
3 1 (4.55%) Front Office
3 1 (4.55%) Public Sector
Job Titles
1 15 (68.18%) Developer
2 6 (27.27%) Azure Developer
3 5 (22.73%) .NET Developer
3 5 (22.73%) Java Developer
4 4 (18.18%) Architect
5 3 (13.64%) Applications Developer
5 3 (13.64%) MySQL Developer
5 3 (13.64%) React Developer
5 3 (13.64%) SQL Developer
6 2 (9.09%) .NET Applications Developer
6 2 (9.09%) DevOps Developer
6 2 (9.09%) Lead Architect
6 2 (9.09%) Solutions Architect
6 2 (9.09%) SQL Server Developer
6 2 (9.09%) VB.NET Developer
7 1 (4.55%) Azure DevOps
7 1 (4.55%) C# .NET Developer
7 1 (4.55%) Data Engineer
7 1 (4.55%) Pega Architect
7 1 (4.55%) SQL Analyst
Libraries, Frameworks & Software Standards
1 8 (36.36%) .NET
1 8 (36.36%) HTML
1 8 (36.36%) Web Services
2 7 (31.82%) HTML5
2 7 (31.82%) RESTful
3 5 (22.73%) CSS
3 5 (22.73%) REST
3 5 (22.73%) Swing
4 4 (18.18%) React
5 3 (13.64%) Express
5 3 (13.64%) Jest
5 3 (13.64%) Redux
5 3 (13.64%) XML
6 2 (9.09%) ASP.NET
6 2 (9.09%) Java EE
6 2 (9.09%) JDBC
6 2 (9.09%) JMS
6 2 (9.09%) jQuery
6 2 (9.09%) JSON
6 2 (9.09%) OAuth
Miscellaneous
1 6 (27.27%) Data Structures
1 6 (27.27%) Enterprise Software
1 6 (27.27%) Fixed Income
2 3 (13.64%) Analytical Skills
2 3 (13.64%) User Experience
3 2 (9.09%) Fat Client
3 2 (9.09%) Reinsurance
3 2 (9.09%) Thin Client
4 1 (4.55%) Algorithms
4 1 (4.55%) W3C
Processes & Methodologies
1 11 (50.00%) Agile Software Development
2 7 (31.82%) Electronic Trading
2 7 (31.82%) OO
2 7 (31.82%) Scrum
2 7 (31.82%) TDD
3 6 (27.27%) Concurrent Programming
3 6 (27.27%) Multithreaded Programming
3 6 (27.27%) Multithreading
3 6 (27.27%) OOD
3 6 (27.27%) SDLC
3 6 (27.27%) Unit Testing
4 5 (22.73%) Software Engineering
5 4 (18.18%) DevOps
6 3 (13.64%) API Design
6 3 (13.64%) Data Integration
6 3 (13.64%) Data Mapping
6 3 (13.64%) Microservices
6 3 (13.64%) Pair Programming
6 3 (13.64%) Web Development
7 2 (9.09%) TOGAF
Programming Languages
1 12 (54.55%) SQL
2 8 (36.36%) Java
3 4 (18.18%) C#
3 4 (18.18%) JavaScript
4 3 (13.64%) TypeScript
4 3 (13.64%) VB.NET
5 2 (9.09%) Java 8
5 2 (9.09%) Python
5 2 (9.09%) T-SQL
5 2 (9.09%) VB
6 1 (4.55%) PHP
6 1 (4.55%) Ruby
6 1 (4.55%) Scala
6 1 (4.55%) VBA
Qualifications
1 1 (4.55%) Computer Science Degree
1 1 (4.55%) Degree
1 1 (4.55%) Master's Degree
Quality Assurance & Compliance
1 8 (36.36%) QA
2 1 (4.55%) MiFID
System Software
1 2 (9.09%) Active Directory
1 2 (9.09%) Docker
Systems Management
1 2 (9.09%) MIIS
2 1 (4.55%) Kubernetes
2 1 (4.55%) Terraform
Vendors
1 7 (31.82%) Oracle
2 6 (27.27%) Atlassian
3 1 (4.55%) Cloudera
3 1 (4.55%) Informatica
3 1 (4.55%) Netezza
3 1 (4.55%) Pega
3 1 (4.55%) Salesforce Marketing Cloud
3 1 (4.55%) Salesforce.com
3 1 (4.55%) Sybase