Period
to 20 November 2018

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

MariaDB
Central London > City of London
6 months to
20 Nov 2018
Same period 2017 Same period 2016
Rank 247 246 243
Rank change year-on-year -1 -3 +27
Contract jobs citing MariaDB 5 5 7
As % of all contract IT jobs advertised in the City of London 0.071% 0.071% 0.11%
As % of the Database & Business Intelligence category 0.28% 0.29% 0.41%
Number of daily rates quoted 2 5 7
City of London median daily rate £488 £425 £413
Median daily rate % change year-on-year +14.71% +3.03% +65.00%
10th Percentile £464 £413 £335
90th Percentile £521 £468 £528
Central London median daily rate £325 £425 £444
% change year-on-year -23.53% -4.23% +77.50%
Number of hourly rates quoted 0 0 0
City of London median hourly rate - - -
Central London median hourly rate - - -

MariaDB 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 1,779 1,731 1,720
As % of all contract IT jobs advertised in the City of London 25.21% 24.41% 26.08%
Number of daily rates quoted 1,423 1,405 1,371
City of London median daily rate £525 £525 £475
Median daily rate % change year-on-year - +10.53% +2.70%
10th Percentile £370 £363 £325
90th Percentile £675 £700 £675
Central London median daily rate £525 £525 £475
% change year-on-year - +10.53% +5.56%
Number of hourly rates quoted 10 11 1
City of London median hourly rate £29.80 £27.50 £45.00
Median hourly rate % change year-on-year +8.35% -38.89% +80.00%
10th Percentile £18.60 £20.75 £42.50
90th Percentile £48.05 £33.25 £47.50
Central London median hourly rate £29.80 £25.99 £45.00
% change year-on-year +14.63% -42.24% +104.78%

MariaDB
Job Vacancy Trend in the City of London

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

Job vacancy trend for MariaDB in the City of London

MariaDB
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 MariaDB in the City of London.

Contractor daily rate trend for MariaDB in the City of London

For the 6 months to 20 November 2018, IT contractor jobs citing MariaDB 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 MariaDB.

1 5 (100.00%) MySQL
2 3 (60.00%) PHP
2 3 (60.00%) SQL
2 3 (60.00%) Linux
2 3 (60.00%) Python
2 3 (60.00%) Ruby
2 3 (60.00%) Load Balancing
2 3 (60.00%) Git (software)
2 3 (60.00%) Puppet
2 3 (60.00%) Opscode Chef
2 3 (60.00%) Linux Command Line
3 2 (40.00%) Docker Swarm
3 2 (40.00%) Dynamics 365
3 2 (40.00%) Prometheus
3 2 (40.00%) PHP 7
3 2 (40.00%) SQL Optimisation
3 2 (40.00%) Terraform
3 2 (40.00%) Redux
3 2 (40.00%) Kubernetes
3 2 (40.00%) React
3 2 (40.00%) Docker
3 2 (40.00%) DevOps
3 2 (40.00%) MongoDB
3 2 (40.00%) NoSQL
3 2 (40.00%) RabbitMQ
3 2 (40.00%) CSS3
3 2 (40.00%) Laravel
3 2 (40.00%) Kafka
3 2 (40.00%) Sass
3 2 (40.00%) AngularJS

MariaDB
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 1 (20.00%) Apache
Cloud Services
1 2 (40.00%) Amazon AWS
1 2 (40.00%) Amazon EC2
1 2 (40.00%) Amazon ELB
1 2 (40.00%) Amazon EMR
1 2 (40.00%) Amazon S3
1 2 (40.00%) Dynamics 365
1 2 (40.00%) Microsoft Azure
Communications & Networking
1 1 (20.00%) BIG-IP
1 1 (20.00%) DNS
1 1 (20.00%) HTTP
1 1 (20.00%) Internet
1 1 (20.00%) Intranet
1 1 (20.00%) SSL
1 1 (20.00%) TCP/IP
Database & Business Intelligence
1 5 (100.00%) MySQL
2 2 (40.00%) Amazon RDS
2 2 (40.00%) MongoDB
2 2 (40.00%) NoSQL
Development Applications
1 3 (60.00%) Git (software)
2 2 (40.00%) Subversion
Job Titles
1 2 (40.00%) Developer
1 2 (40.00%) DevOps Engineer
1 2 (40.00%) Lead DevOps
1 2 (40.00%) Lead DevOps Engineer
1 2 (40.00%) PHP Developer
Libraries, Frameworks & Software Standards
1 2 (40.00%) ActiveMQ
1 2 (40.00%) AngularJS
1 2 (40.00%) CSS
1 2 (40.00%) CSS3
1 2 (40.00%) HTML
1 2 (40.00%) HTML5
1 2 (40.00%) Kafka
1 2 (40.00%) Laravel
1 2 (40.00%) RabbitMQ
1 2 (40.00%) React
1 2 (40.00%) Redux
1 2 (40.00%) RESTful
1 2 (40.00%) Sass
2 1 (20.00%) CGI
2 1 (20.00%) Embperl
2 1 (20.00%) FastCGI
2 1 (20.00%) LAMP
2 1 (20.00%) Ruby on Rails
Miscellaneous
1 3 (60.00%) Linux Command Line
2 2 (40.00%) Clustering
2 2 (40.00%) Replication
3 1 (20.00%) Computer Science
Operating Systems
1 3 (60.00%) Linux
2 1 (20.00%) Solaris
2 1 (20.00%) SUSE
2 1 (20.00%) SUSE Linux Enterprise Server
2 1 (20.00%) Unix
Processes & Methodologies
1 3 (60.00%) Load Balancing
2 2 (40.00%) Configuration Management
2 2 (40.00%) DevOps
2 2 (40.00%) ERP
2 2 (40.00%) MVC
2 2 (40.00%) SQL Optimisation
2 2 (40.00%) Time Management
2 2 (40.00%) User Acceptance Testing
3 1 (20.00%) Change Management
3 1 (20.00%) Refactoring
3 1 (20.00%) Reverse Engineering
3 1 (20.00%) SDLC
3 1 (20.00%) System Testing
3 1 (20.00%) Systems Engineering
3 1 (20.00%) Unit Testing
3 1 (20.00%) Web Development
Programming Languages
1 3 (60.00%) PHP
1 3 (60.00%) Python
1 3 (60.00%) Ruby
1 3 (60.00%) SQL
2 2 (40.00%) Go
2 2 (40.00%) Java
2 2 (40.00%) JavaScript
2 2 (40.00%) PHP 5
2 2 (40.00%) PHP 7
3 1 (20.00%) C
3 1 (20.00%) Perl
3 1 (20.00%) Shell Script
System Software
1 2 (40.00%) Docker
Systems Management
1 3 (60.00%) Opscode Chef
1 3 (60.00%) Puppet
2 2 (40.00%) Docker Swarm
2 2 (40.00%) Kubernetes
2 2 (40.00%) Nagios
2 2 (40.00%) Prometheus
2 2 (40.00%) Terraform
2 2 (40.00%) ZABBIX
3 1 (20.00%) Ansible
3 1 (20.00%) CFEngine
Vendors
1 2 (40.00%) Microsoft
2 1 (20.00%) F5
2 1 (20.00%) Red Hat
2 1 (20.00%) Splunk