Period
to 25 January 2020

The following table provides summary statistics for contract job vacancies advertised in Croydon with a requirement for Ruby skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited Ruby over the 6 months to 25 January 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.

Ruby
South London > Croydon
6 months to
25 Jan 2020
Same period 2019 Same period 2018
Rank 58 80 83
Rank change year-on-year +22 +3 -30
Contract jobs citing Ruby 16 24 21
As % of all contract IT jobs advertised in Croydon 3.05% 2.37% 2.01%
As % of the Programming Languages category 5.46% 4.27% 4.31%
Number of daily rates quoted 10 17 13
Croydon median daily rate £550 £550 £475
Median daily rate % change year-on-year - +15.79% -7.77%
10th Percentile £536 £423 £415
90th Percentile £630 £675 £548
South London median daily rate £550 £550 £475
% change year-on-year - +15.79% -5.09%
Number of hourly rates quoted 0 0 0
Croydon median hourly rate - - -
South London median hourly rate - - -

Ruby is in the Programming Languages category. The following table is for comparison with the above and provides summary statistics for all contract job vacancies advertised in Croydon with a requirement for coding skills.

All Programming Languages
Croydon
Contract vacancies with a requirement for coding skills 293 562 487
As % of all contract IT jobs advertised in Croydon 55.81% 55.48% 46.69%
Number of daily rates quoted 233 443 333
Croydon median daily rate £513 £525 £500
Median daily rate % change year-on-year -2.38% +5.00% +17.65%
10th Percentile £400 £419 £363
90th Percentile £625 £600 £650
South London median daily rate £475 £525 £500
% change year-on-year -9.52% +5.00% +17.65%
Number of hourly rates quoted 3 1 0
Croydon median hourly rate £35.00 £35.00 -
South London median hourly rate £47.83 £44.42 £47.83
% change year-on-year +7.69% -7.14% -

Ruby
Job Vacancy Trend in Croydon

Job postings citing Ruby as a percentage of all IT jobs advertised in Croydon.

Job vacancy trend for Ruby in Croydon

Ruby
Contractor Daily Rate Trend in Croydon

This chart provides the 3-month moving average for daily rates quoted in contract jobs citing Ruby in Croydon.

Contractor daily rate trend for Ruby in Croydon

Ruby
Contractor Daily Rate Histogram in Croydon

The daily rate distribution of IT jobs citing Ruby in Croydon over the 6 months to 25 January 2020.

Contractor daily rate histogram for Ruby in Croydon

For the 6 months to 25 January 2020, IT contractor jobs citing Ruby 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 Croydon region with a requirement for Ruby.

1 14 (87.50%) Python
1 14 (87.50%) AWS
1 14 (87.50%) Docker
2 13 (81.25%) Kubernetes
3 12 (75.00%) DevOps
3 12 (75.00%) Terraform
3 12 (75.00%) Configuration Management
4 11 (68.75%) Ansible
5 10 (62.50%) Linux
5 10 (62.50%) Bash Shell
6 9 (56.25%) Security Cleared
7 8 (50.00%) SC Cleared
7 8 (50.00%) Agile Software Development
8 7 (43.75%) Continuous Integration
8 7 (43.75%) Security Management
8 7 (43.75%) Go
8 7 (43.75%) Jenkins
8 7 (43.75%) Security Hardening
8 7 (43.75%) DevSecOps
8 7 (43.75%) Infrastructure as Code
9 6 (37.50%) AWS CloudFormation
9 6 (37.50%) Opscode Chef
9 6 (37.50%) Migration
9 6 (37.50%) Puppet
9 6 (37.50%) Git (software)
10 5 (31.25%) Open Source
10 5 (31.25%) Amazon S3
10 5 (31.25%) PKI
10 5 (31.25%) PHP
10 5 (31.25%) Protective Monitoring

Ruby
Co-occurring IT Skills in Croydon 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 (6.25%) Apache
1 1 (6.25%) Confluence
1 1 (6.25%) IIS
1 1 (6.25%) nginx
Cloud Services
1 14 (87.50%) AWS
2 6 (37.50%) AWS CloudFormation
3 5 (31.25%) Amazon S3
3 5 (31.25%) AWS Lambda
3 5 (31.25%) Serverless
4 1 (6.25%) Amazon CloudWatch
4 1 (6.25%) Azure
4 1 (6.25%) Azure Active Directory
4 1 (6.25%) Cloud Computing
4 1 (6.25%) Datadog
4 1 (6.25%) PaaS
Communications & Networking
1 1 (6.25%) DNS
1 1 (6.25%) FTP
1 1 (6.25%) HTTP
1 1 (6.25%) IMAP
1 1 (6.25%) SMTP
1 1 (6.25%) TCP/IP
Database & Business Intelligence
1 1 (6.25%) Big Data
1 1 (6.25%) MongoDB
1 1 (6.25%) PostgreSQL
1 1 (6.25%) SQL Server
1 1 (6.25%) SQL Server 2008
1 1 (6.25%) SQL Server 2012
1 1 (6.25%) SQL Server 2016
Development Applications
1 7 (43.75%) Jenkins
2 6 (37.50%) Git (software)
3 5 (31.25%) Artifactory
4 4 (25.00%) GitLab
5 2 (12.50%) JIRA
5 2 (12.50%) Sonatype Nexus
6 1 (6.25%) Bitbucket
6 1 (6.25%) Fiddler
6 1 (6.25%) Gerrit
6 1 (6.25%) JUnit
6 1 (6.25%) Selenium
6 1 (6.25%) SonarQube
General
1 1 (6.25%) Finance
1 1 (6.25%) Public Sector
Job Titles
1 9 (56.25%) DevOps Engineer
2 7 (43.75%) AWS Engineer
3 6 (37.50%) AWS DevOps
3 6 (37.50%) AWS DevOps Engineer
4 5 (31.25%) DevSecOps Engineer
4 5 (31.25%) Platform Engineer
5 2 (12.50%) Administrator
5 2 (12.50%) Kubernetes Engineer
6 1 (6.25%) Cloud Engineer
6 1 (6.25%) DevOps Administrator
6 1 (6.25%) Linux Administrator
6 1 (6.25%) Linux DevOps Administrator
6 1 (6.25%) Linux DevOps Engineer
6 1 (6.25%) Linux Engineer
6 1 (6.25%) Linux Systems Administrator
6 1 (6.25%) Linux Systems Engineer
6 1 (6.25%) Release Manager
6 1 (6.25%) Systems Administrator
6 1 (6.25%) Systems Engineer
6 1 (6.25%) Technical Manager
Libraries, Frameworks & Software Standards
1 5 (31.25%) Elastic Stack
1 5 (31.25%) Laravel
1 5 (31.25%) Node.js
1 5 (31.25%) Vue.js
2 4 (25.00%) Keycloak
3 2 (12.50%) YAML
4 1 (6.25%) .NET
4 1 (6.25%) LDAP
4 1 (6.25%) Middleware
4 1 (6.25%) Ruby on Rails
4 1 (6.25%) XML
Miscellaneous
1 5 (31.25%) PKI
2 1 (6.25%) Data Centre
Operating Systems
1 10 (62.50%) Linux
2 3 (18.75%) Red Hat Enterprise Linux
3 1 (6.25%) Windows
3 1 (6.25%) Windows Server
Processes & Methodologies
1 12 (75.00%) Configuration Management
1 12 (75.00%) DevOps
2 8 (50.00%) Agile Software Development
3 7 (43.75%) Continuous Integration
3 7 (43.75%) DevSecOps
3 7 (43.75%) Infrastructure as Code
3 7 (43.75%) Security Hardening
3 7 (43.75%) Security Management
4 6 (37.50%) Migration
5 5 (31.25%) Cybersecurity
5 5 (31.25%) Open Source
5 5 (31.25%) Protective Monitoring
6 2 (12.50%) Kanban
6 2 (12.50%) Scrum
6 2 (12.50%) Test Automation
6 2 (12.50%) Ticket Management
7 1 (6.25%) Change Management
7 1 (6.25%) Disaster Recovery
7 1 (6.25%) Enterprise Architecture
7 1 (6.25%) Problem Management
Programming Languages
1 14 (87.50%) Python
2 10 (62.50%) Bash Shell
3 7 (43.75%) Go
4 5 (31.25%) PHP
5 3 (18.75%) Shell Script
6 1 (6.25%) Groovy
6 1 (6.25%) Java
6 1 (6.25%) JavaScript
6 1 (6.25%) Perl
Qualifications
1 9 (56.25%) Security Cleared
2 8 (50.00%) SC Cleared
Quality Assurance & Compliance
1 5 (31.25%) NCSC
System Software
1 14 (87.50%) Docker
2 1 (6.25%) Active Directory
2 1 (6.25%) Oracle RAC
2 1 (6.25%) VMware Infrastructure
Systems Management
1 13 (81.25%) Kubernetes
2 12 (75.00%) Terraform
3 11 (68.75%) Ansible
4 6 (37.50%) Opscode Chef
4 6 (37.50%) Puppet
5 4 (25.00%) Sysdig
6 1 (6.25%) ZABBIX
Vendors
1 3 (18.75%) Red Hat
2 1 (6.25%) Atlassian
2 1 (6.25%) Microsoft
2 1 (6.25%) Oracle
2 1 (6.25%) ServiceNow
2 1 (6.25%) VMware