Period
to 15 January 2019

The following table provides summary statistics for contract job vacancies advertised in the City of London with a requirement for YAML skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited YAML over the 6 months to 15 January 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.

YAML
Central London > City of London
6 months to
15 Jan 2019
Same period 2018 Same period 2017
Rank 232 247 231
Rank change year-on-year +15 -16 +13
Contract jobs citing YAML 9 6 1
As % of all contract IT jobs advertised in the City of London 0.13% 0.086% 0.016%
As % of the Libraries, Frameworks & Software Standards category 0.34% 0.22% 0.045%
Number of daily rates quoted 5 2 0
City of London median daily rate £525 £494 -
Median daily rate % change year-on-year +6.33% - -
Central London median daily rate £494 £513 -
% change year-on-year -3.66% - -
Number of hourly rates quoted 0 0 0
City of London median hourly rate - - -
Central London median hourly rate - - -

YAML is in the Software Libraries and Frameworks 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 technical specification, industry standards, software libraries and framework skills.

All Software Libraries and Frameworks
City of London
Contract vacancies with a requirement for technical specification, industry standards, software libraries and framework skills 2,681 2,681 2,227
As % of all contract IT jobs advertised in the City of London 39.46% 38.28% 36.22%
Number of daily rates quoted 2,237 2,274 1,880
City of London median daily rate £525 £513 £475
Median daily rate % change year-on-year +2.44% +7.89% -
10th Percentile £408 £363 £325
90th Percentile £675 £663 £650
Central London median daily rate £525 £500 £475
% change year-on-year +5.00% +5.26% +5.56%
Number of hourly rates quoted 3 6 2
City of London median hourly rate £19.00 £27.55 £52.12
Median hourly rate % change year-on-year -31.02% -47.15% +30.31%
10th Percentile £14.90 £21.00 £45.66
90th Percentile £84.50 £57.88 £56.68
Central London median hourly rate £27.00 £24.30 £52.12
% change year-on-year +11.13% -53.39% +30.31%

YAML
Job Vacancy Trend in the City of London

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

Job vacancy trend for YAML in the City of London

YAML
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 YAML in the City of London.

Contractor daily rate trend for YAML in the City of London

YAML
Contractor Daily Rate Histogram in the City of London

The daily rate distribution of IT jobs citing YAML in the City of London over the 6 months to 15 January 2019.

Contractor daily rate histogram for YAML in the City of London

For the 6 months to 15 January 2019, IT contractor jobs citing YAML 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 YAML.

1 8 (88.89%) Python
1 8 (88.89%) Ansible
2 7 (77.78%) Linux
3 5 (55.56%) Agile Software Development
3 5 (55.56%) JSON
4 4 (44.44%) Ruby
4 4 (44.44%) Juniper
4 4 (44.44%) Web Services
4 4 (44.44%) Unix
4 4 (44.44%) Test Automation
5 3 (33.33%) Django
5 3 (33.33%) Open Source
5 3 (33.33%) REST
5 3 (33.33%) Junos
5 3 (33.33%) VirtualBox
5 3 (33.33%) GitHub
5 3 (33.33%) Jenkins
5 3 (33.33%) Technical Analysis
5 3 (33.33%) Vagrant
5 3 (33.33%) GitLab
5 3 (33.33%) Jinja
5 3 (33.33%) Robot Framework
5 3 (33.33%) Perl
5 3 (33.33%) Finance
6 2 (22.22%) Artificial Intelligence
6 2 (22.22%) Migration
6 2 (22.22%) Scrum
6 2 (22.22%) Information Security
6 2 (22.22%) Investment Management
6 2 (22.22%) Data Extraction

YAML
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:

Cloud Services
1 3 (33.33%) GitHub
2 2 (22.22%) Microsoft Azure
3 1 (11.11%) Amazon AWS
3 1 (11.11%) Route 53
Communications & Networking
1 3 (33.33%) Junos
2 1 (11.11%) Internet
2 1 (11.11%) NGN
Database & Business Intelligence
1 1 (11.11%) MongoDB
1 1 (11.11%) MySQL
1 1 (11.11%) SQL Server
Development Applications
1 3 (33.33%) GitLab
1 3 (33.33%) Jenkins
1 3 (33.33%) Robot Framework
1 3 (33.33%) Vagrant
2 2 (22.22%) Git (software)
3 1 (11.11%) MSBuild
3 1 (11.11%) SpecFlow
3 1 (11.11%) Team Foundation Server
3 1 (11.11%) Visual Studio
General
1 3 (33.33%) Finance
2 1 (11.11%) Advertising
2 1 (11.11%) Publishing
Job Titles
1 2 (22.22%) Automation Consultant
1 2 (22.22%) Automation Engineer
1 2 (22.22%) Consultant
1 2 (22.22%) DevOps Engineer
1 2 (22.22%) Network Consultant
2 1 (11.11%) Azure DevOps
2 1 (11.11%) Azure DevOps Engineer
2 1 (11.11%) Azure Engineer
2 1 (11.11%) Build Engineer
2 1 (11.11%) Data Engineer
2 1 (11.11%) Platform Engineer
2 1 (11.11%) Splunk Engineer
Libraries, Frameworks & Software Standards
1 5 (55.56%) JSON
2 4 (44.44%) Web Services
3 3 (33.33%) Django
3 3 (33.33%) Jinja
3 3 (33.33%) REST
4 1 (11.11%) .NET
4 1 (11.11%) .NET Core
4 1 (11.11%) Node.js
Operating Systems
1 7 (77.78%) Linux
2 4 (44.44%) Unix
3 2 (22.22%) Red Hat Enterprise Linux
3 2 (22.22%) Windows
Processes & Methodologies
1 5 (55.56%) Agile Software Development
2 4 (44.44%) Test Automation
3 3 (33.33%) Open Source
3 3 (33.33%) Technical Analysis
4 2 (22.22%) Artificial Intelligence
4 2 (22.22%) Dashboard Development
4 2 (22.22%) Data Extraction
4 2 (22.22%) DevOps
4 2 (22.22%) ETL
4 2 (22.22%) Information Security
4 2 (22.22%) Investment Management
4 2 (22.22%) Migration
4 2 (22.22%) Privileged Access Management
4 2 (22.22%) Robotic Process Automation
4 2 (22.22%) Scaled Agile Framework
4 2 (22.22%) Scrum
4 2 (22.22%) Visualisation
5 1 (11.11%) Application Packaging
5 1 (11.11%) Validation
5 1 (11.11%) Workflow
Programming Languages
1 8 (88.89%) Python
2 4 (44.44%) Ruby
3 3 (33.33%) Perl
4 2 (22.22%) C#
4 2 (22.22%) PowerShell
5 1 (11.11%) Bash Shell
5 1 (11.11%) C++
5 1 (11.11%) Go
5 1 (11.11%) JavaScript
5 1 (11.11%) SQL
5 1 (11.11%) XAML
System Software
1 3 (33.33%) VirtualBox
2 2 (22.22%) Docker
Systems Management
1 8 (88.89%) Ansible
2 1 (11.11%) Opscode Chef
2 1 (11.11%) Terraform
Vendors
1 4 (44.44%) Juniper
2 2 (22.22%) Splunk
3 1 (11.11%) Cisco
3 1 (11.11%) Nokia