Period
to 20 February 2019

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 February 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.

MariaDB
Central London > City of London
6 months to
20 Feb 2019
Same period 2018 Same period 2017
Rank 242 256 221
Rank change year-on-year +14 -35 +6
Contract jobs citing MariaDB 5 1 14
As % of all contract IT jobs advertised in the City of London 0.073% 0.014% 0.23%
As % of the Database & Business Intelligence category 0.30% 0.058% 0.82%
Number of daily rates quoted 2 1 14
City of London median daily rate £420 £600 £394
Median daily rate % change year-on-year -30.00% +52.38% -28.41%
10th Percentile £354 £575 £304
90th Percentile £507 £625 £482
Central London median daily rate £340 £600 £413
% change year-on-year -43.33% +45.45% -1.49%
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 1,685 1,729 1,708
As % of all contract IT jobs advertised in the City of London 24.71% 24.36% 27.89%
Number of daily rates quoted 1,347 1,476 1,372
City of London median daily rate £525 £525 £475
Median daily rate % change year-on-year - +10.53% -
10th Percentile £400 £363 £325
90th Percentile £675 £688 £662
Central London median daily rate £525 £513 £475
% change year-on-year +2.44% +7.89% -
Number of hourly rates quoted 7 7 2
City of London median hourly rate £37.09 £27.50 £33.67
Median hourly rate % change year-on-year +34.87% -18.32% -27.21%
10th Percentile £29.50 £19.37 £23.75
90th Percentile £65.61 £48.76 £45.05
Central London median hourly rate £37.09 £27.50 £33.67
% change year-on-year +34.87% -18.32% +13.22%

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

MariaDB
Contractor Daily Rate Histogram in the City of London

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

Contractor daily rate histogram for MariaDB in the City of London

For the 6 months to 20 February 2019, 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%) CSS
2 3 (60.00%) HTML
2 3 (60.00%) JavaScript
2 3 (60.00%) PHP
2 3 (60.00%) HTML5
3 2 (40.00%) MVC
3 2 (40.00%) RESTful
3 2 (40.00%) PHP 5
3 2 (40.00%) User Acceptance Testing
3 2 (40.00%) Sass
3 2 (40.00%) AngularJS
3 2 (40.00%) Microsoft Azure
3 2 (40.00%) CSS3
3 2 (40.00%) Laravel
3 2 (40.00%) Docker
3 2 (40.00%) Replication
3 2 (40.00%) Linux
3 2 (40.00%) ERP
3 2 (40.00%) Microsoft
3 2 (40.00%) PHP 7
3 2 (40.00%) Redux
3 2 (40.00%) React
3 2 (40.00%) Dynamics 365
3 2 (40.00%) SQL
4 1 (20.00%) Prometheus
4 1 (20.00%) Software Delivery
4 1 (20.00%) Linux Command Line
4 1 (20.00%) Docker Swarm
4 1 (20.00%) SQL Optimisation

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%) WordPress
Cloud Services
1 2 (40.00%) Dynamics 365
1 2 (40.00%) Microsoft Azure
2 1 (20.00%) Amazon AWS
2 1 (20.00%) Amazon EC2
2 1 (20.00%) Amazon ELB
2 1 (20.00%) Amazon EMR
2 1 (20.00%) Amazon S3
Database & Business Intelligence
1 5 (100.00%) MySQL
2 1 (20.00%) Amazon RDS
2 1 (20.00%) MongoDB
2 1 (20.00%) NoSQL
2 1 (20.00%) Oracle Database
2 1 (20.00%) Oracle Database 10g
2 1 (20.00%) Oracle Database 11g
2 1 (20.00%) Oracle Database 12c
Development Applications
1 1 (20.00%) Git (software)
1 1 (20.00%) Subversion
Job Titles
1 3 (60.00%) Developer
1 3 (60.00%) PHP Developer
2 1 (20.00%) DBA
2 1 (20.00%) DevOps Engineer
2 1 (20.00%) JavaScript Developer
2 1 (20.00%) Lead DevOps
2 1 (20.00%) Lead DevOps Engineer
2 1 (20.00%) MySQL Developer
2 1 (20.00%) Oracle DBA
2 1 (20.00%) PHP MySQL Developer
2 1 (20.00%) PHP Web Developer
2 1 (20.00%) PHP WordPress Developer
2 1 (20.00%) Web Developer
2 1 (20.00%) WordPress Developer
Libraries, Frameworks & Software Standards
1 3 (60.00%) CSS
1 3 (60.00%) HTML
1 3 (60.00%) HTML5
2 2 (40.00%) AngularJS
2 2 (40.00%) CSS3
2 2 (40.00%) Laravel
2 2 (40.00%) React
2 2 (40.00%) Redux
2 2 (40.00%) RESTful
2 2 (40.00%) Sass
3 1 (20.00%) ActiveMQ
3 1 (20.00%) Kafka
3 1 (20.00%) Oracle GoldenGate
3 1 (20.00%) RabbitMQ
Miscellaneous
1 2 (40.00%) Replication
2 1 (20.00%) Clustering
2 1 (20.00%) Linux Command Line
Operating Systems
1 2 (40.00%) Linux
2 1 (20.00%) Red Hat Enterprise Linux
2 1 (20.00%) Solaris
2 1 (20.00%) SUSE
Processes & Methodologies
1 2 (40.00%) ERP
1 2 (40.00%) MVC
1 2 (40.00%) User Acceptance Testing
2 1 (20.00%) Agile Software Development
2 1 (20.00%) Configuration Management
2 1 (20.00%) Data Security
2 1 (20.00%) DevOps
2 1 (20.00%) Load Balancing
2 1 (20.00%) Software Delivery
2 1 (20.00%) SQL Optimisation
2 1 (20.00%) Time Management
2 1 (20.00%) Unit Testing
2 1 (20.00%) Waterfall
2 1 (20.00%) Web Development
Programming Languages
1 3 (60.00%) JavaScript
1 3 (60.00%) PHP
2 2 (40.00%) PHP 5
2 2 (40.00%) PHP 7
2 2 (40.00%) SQL
3 1 (20.00%) Bash Shell
3 1 (20.00%) Go
3 1 (20.00%) Java
3 1 (20.00%) PL/SQL
3 1 (20.00%) Python
3 1 (20.00%) Ruby
System Software
1 2 (40.00%) Docker
2 1 (20.00%) KVM
2 1 (20.00%) Oracle RAC
2 1 (20.00%) RHEV
2 1 (20.00%) VMware Infrastructure
Systems Management
1 1 (20.00%) Data Guard
1 1 (20.00%) Docker Swarm
1 1 (20.00%) Kubernetes
1 1 (20.00%) Nagios
1 1 (20.00%) Opscode Chef
1 1 (20.00%) Oracle Enterprise Manager
1 1 (20.00%) Prometheus
1 1 (20.00%) Puppet
1 1 (20.00%) Terraform
1 1 (20.00%) ZABBIX
Vendors
1 2 (40.00%) Microsoft
2 1 (20.00%) Oracle
2 1 (20.00%) VMware