Period
to 23 September 2018

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 23 September 2018 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
23 Sep 2018
Same period 2017 Same period 2016
Rank 195 158 209
Rank change year-on-year -37 +51 -29
Contract jobs citing RDBMS 57 83 45
As % of all contract IT jobs advertised in the City of London 0.83% 1.23% 0.67%
As % of the Database & Business Intelligence category 3.21% 4.88% 2.70%
Number of daily rates quoted 45 68 33
City of London median daily rate £575 £550 £500
Median daily rate % change year-on-year +4.55% +10.00% -4.76%
10th Percentile £413 £438 £330
90th Percentile £738 £638 £725
Central London median daily rate £575 £550 £500
% change year-on-year +4.55% +10.00% -4.76%
Number of hourly rates quoted 0 1 0
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 1,776 1,702 1,666
As % of all contract IT jobs advertised in the City of London 25.85% 25.26% 24.62%
Number of daily rates quoted 1,407 1,342 1,317
City of London median daily rate £525 £525 £463
Median daily rate % change year-on-year - +13.51% +0.54%
10th Percentile £369 £363 £320
90th Percentile £675 £675 £650
Central London median daily rate £525 £500 £450
% change year-on-year +5.00% +11.11% -
Number of hourly rates quoted 14 8 4
City of London median hourly rate £22.25 £25.99 £17.88
Median hourly rate % change year-on-year -14.40% +45.41% -47.04%
10th Percentile £19.50 £20.75 £16.13
90th Percentile £37.09 £33.25 £19.50
Central London median hourly rate £22.25 £25.99 £17.88
% change year-on-year -14.40% +45.41% -40.42%

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 23 September 2018.

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 23 September 2018, 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 57 (100.00%) Relational Database
2 34 (59.65%) Java
3 25 (43.86%) SQL Server
4 23 (40.35%) SQL
4 23 (40.35%) Oracle
4 23 (40.35%) Banking
5 21 (36.84%) JavaScript
6 19 (33.33%) Spring
6 19 (33.33%) REST
7 17 (29.82%) AngularJS
7 17 (29.82%) Hibernate
8 16 (28.07%) Investment Banking
8 16 (28.07%) Unix
8 16 (28.07%) React
9 15 (26.32%) Twitter Bootstrap
9 15 (26.32%) Node.js
9 15 (26.32%) Angular 2
9 15 (26.32%) Redux
10 14 (24.56%) Python
11 13 (22.81%) Agile Software Development
12 9 (15.79%) Finance
12 9 (15.79%) MySQL
12 9 (15.79%) Derivative
13 8 (14.04%) Amazon AWS
13 8 (14.04%) .NET
13 8 (14.04%) C#
13 8 (14.04%) Migration
14 7 (12.28%) Scrum
14 7 (12.28%) T-SQL
14 7 (12.28%) VBA

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 7 (12.28%) Apache Spark
2 3 (5.26%) Tomcat
3 2 (3.51%) Apache
3 2 (3.51%) IIS
3 2 (3.51%) Jetty
3 2 (3.51%) SharePoint
4 1 (1.75%) Elasticsearch
4 1 (1.75%) JBoss
4 1 (1.75%) nginx
4 1 (1.75%) Oracle SOA Suite
4 1 (1.75%) Oracle Workflow
4 1 (1.75%) WebSphere
Applications
1 7 (12.28%) Microsoft Excel
2 2 (3.51%) Microsoft PowerPoint
Cloud Services
1 8 (14.04%) Amazon AWS
2 2 (3.51%) Microsoft Azure
3 1 (1.75%) Amazon EMR
3 1 (1.75%) Amazon S3
Communications & Networking
1 1 (1.75%) BIG-IP
1 1 (1.75%) DMZ
1 1 (1.75%) Firewall
1 1 (1.75%) HTTP
1 1 (1.75%) SAN
1 1 (1.75%) TCP/IP
Database & Business Intelligence
1 57 (100.00%) Relational Database
2 25 (43.86%) SQL Server
3 9 (15.79%) MySQL
4 7 (12.28%) Hadoop
4 7 (12.28%) NoSQL
5 6 (10.53%) Big Data
5 6 (10.53%) MongoDB
6 5 (8.77%) PostgreSQL
7 4 (7.02%) Power BI
8 3 (5.26%) Data Warehouse
8 3 (5.26%) DB2
8 3 (5.26%) SQL Server Integration Services
9 2 (3.51%) Apache Cassandra
9 2 (3.51%) Apache Hive
9 2 (3.51%) Microsoft Analysis Services
9 2 (3.51%) QlikView
9 2 (3.51%) SQL Server 2016
9 2 (3.51%) SQL Server Analysis Services
9 2 (3.51%) SQL Server Reporting Services
9 2 (3.51%) VLDB
Development Applications
1 7 (12.28%) Git (software)
2 5 (8.77%) Jenkins
3 4 (7.02%) Artifactory
3 4 (7.02%) Moq
3 4 (7.02%) MSTest
3 4 (7.02%) NSubstitute
3 4 (7.02%) NUnit
4 3 (5.26%) Maven
5 1 (1.75%) jMock
5 1 (1.75%) JUnit
5 1 (1.75%) Mockito
5 1 (1.75%) RStudio
5 1 (1.75%) Subversion
5 1 (1.75%) Visual Studio Team System
General
1 23 (40.35%) Banking
2 16 (28.07%) Investment Banking
3 9 (15.79%) Finance
4 4 (7.02%) Front Office
4 4 (7.02%) Telecoms
5 2 (3.51%) Pharmaceutical
6 1 (1.75%) Electronics
6 1 (1.75%) Legal
6 1 (1.75%) Manufacturing
6 1 (1.75%) Marketing
6 1 (1.75%) Retail
Job Titles
1 34 (59.65%) Developer
2 21 (36.84%) Java Developer
3 15 (26.32%) Full Stack Developer
4 9 (15.79%) Senior Developer
5 7 (12.28%) C# Developer
6 5 (8.77%) DevOps Engineer
7 4 (7.02%) Analyst
7 4 (7.02%) Data Engineer
7 4 (7.02%) Python Developer
7 4 (7.02%) Senior Python Developer
8 3 (5.26%) .NET Developer
8 3 (5.26%) DBA
8 3 (5.26%) Lead .NET Developer
8 3 (5.26%) Lead C# Developer
8 3 (5.26%) Lead Developer
8 3 (5.26%) Senior .NET Developer
8 3 (5.26%) Senior C# .NET Developer
8 3 (5.26%) Senior C# Developer
8 3 (5.26%) Senior Java Developer
8 3 (5.26%) Software Engineer
Libraries, Frameworks & Software Standards
1 19 (33.33%) REST
1 19 (33.33%) Spring
2 17 (29.82%) AngularJS
2 17 (29.82%) Hibernate
3 16 (28.07%) React
4 15 (26.32%) Angular 2
4 15 (26.32%) Node.js
4 15 (26.32%) Redux
4 15 (26.32%) Twitter Bootstrap
5 8 (14.04%) .NET
6 7 (12.28%) Kafka
7 6 (10.53%) XML
8 5 (8.77%) HTML
9 4 (7.02%) .NET Core
9 4 (7.02%) Autofac
9 4 (7.02%) Ninject
9 4 (7.02%) SOAP
9 4 (7.02%) Unity DI Container
10 3 (5.26%) JSP
11 2 (3.51%) Servlets
Miscellaneous
1 9 (15.79%) Derivative
2 5 (8.77%) Greenfield Project
3 4 (7.02%) Hedge funds
4 3 (5.26%) Analytical Skills
4 3 (5.26%) Data Centre
5 2 (3.51%) Algorithms
5 2 (3.51%) Client/Server
5 2 (3.51%) Fintech
5 2 (3.51%) Life Science
5 2 (3.51%) N-Tier
5 2 (3.51%) Replication
6 1 (1.75%) Data Structures
6 1 (1.75%) Equities
6 1 (1.75%) Linux Command Line
6 1 (1.75%) Mobile App
Operating Systems
1 16 (28.07%) Unix
2 3 (5.26%) Linux
Processes & Methodologies
1 13 (22.81%) Agile Software Development
2 8 (14.04%) Migration
3 7 (12.28%) Open Source
3 7 (12.28%) Scrum
3 7 (12.28%) SDLC
3 7 (12.28%) Test Automation
4 6 (10.53%) DevOps
5 4 (7.02%) Business Intelligence
5 4 (7.02%) Configuration Management
5 4 (7.02%) Continuous Deployment
5 4 (7.02%) Continuous Integration
5 4 (7.02%) Data Analysis
5 4 (7.02%) Inversion of Control
5 4 (7.02%) OO
5 4 (7.02%) TDD
5 4 (7.02%) Unit Testing
5 4 (7.02%) Visualisation
6 3 (5.26%) Data Modelling
6 3 (5.26%) ETL
6 3 (5.26%) Software Engineering
Programming Languages
1 34 (59.65%) Java
2 23 (40.35%) SQL
3 21 (36.84%) JavaScript
4 14 (24.56%) Python
5 8 (14.04%) C#
6 7 (12.28%) T-SQL
6 7 (12.28%) VBA
7 5 (8.77%) Perl
8 4 (7.02%) Shell Script
9 3 (5.26%) PL/SQL
9 3 (5.26%) R
10 2 (3.51%) Bash Shell
10 2 (3.51%) Julia
10 2 (3.51%) Korn
10 2 (3.51%) MATLAB
10 2 (3.51%) Scala
11 1 (1.75%) Java 8
11 1 (1.75%) PHP
11 1 (1.75%) Ruby
Qualifications
1 2 (3.51%) CCSA
2 1 (1.75%) MCSA
2 1 (1.75%) MCSE
2 1 (1.75%) Microsoft Certification
2 1 (1.75%) OCP
2 1 (1.75%) Oracle Certification
Quality Assurance & Compliance
1 1 (1.75%) Data Quality
1 1 (1.75%) HL7
System Software
1 2 (3.51%) Oracle RAC
2 1 (1.75%) Docker
Systems Management
1 5 (8.77%) Ansible
1 5 (8.77%) Puppet
1 5 (8.77%) Terraform
2 4 (7.02%) Opscode Chef
3 2 (3.51%) Data Guard
3 2 (3.51%) Oracle RMAN
4 1 (1.75%) Kubernetes
Vendors
1 23 (40.35%) Oracle
2 6 (10.53%) Microsoft
3 3 (5.26%) Sybase
3 3 (5.26%) TIBCO
4 2 (3.51%) Ab Initio
4 2 (3.51%) Informatica
4 2 (3.51%) Pega
4 2 (3.51%) Sun
4 2 (3.51%) Tableau
5 1 (1.75%) F5
5 1 (1.75%) Google
5 1 (1.75%) IBM
5 1 (1.75%) iManage
5 1 (1.75%) Intapp
5 1 (1.75%) SAP