Period
to 20 September 2018

The following table provides summary statistics for contract job vacancies 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 20 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.

YAML
UK
6 months to
20 Sep 2018
Same period 2017 Same period 2016
Rank 781 826 906
Rank change year-on-year +45 +80 -34
Contract jobs citing YAML 116 43 13
As % of all contract IT jobs advertised in the UK 0.11% 0.044% 0.012%
As % of the Libraries, Frameworks & Software Standards category 0.32% 0.13% 0.040%
Number of daily rates quoted 63 21 10
UK median daily rate £488 £410 £450
Median daily rate % change year-on-year +18.90% -8.89% -4.26%
10th Percentile £413 £363 £299
90th Percentile £600 £525 £550
UK excluding London median daily rate £475 £400 £450
% change year-on-year +18.75% -11.11% +140.00%
Number of hourly rates quoted 0 0 0
UK median hourly rate - - -
UK excluding 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 with a requirement for technical specification, industry standards, software libraries and framework skills.

All Software Libraries and Frameworks
UK
Contract vacancies with a requirement for technical specification, industry standards, software libraries and framework skills 36,023 31,987 32,193
As % of all contract IT jobs advertised in the UK 34.99% 32.37% 29.85%
Number of daily rates quoted 25,416 22,150 22,529
UK median daily rate £475 £450 £425
Median daily rate % change year-on-year +5.56% +5.88% +6.25%
10th Percentile £325 £310 £295
90th Percentile £625 £625 £588
UK excluding London median daily rate £425 £400 £388
% change year-on-year +6.25% +3.23% +3.33%
Number of hourly rates quoted 339 394 385
UK median hourly rate £41.61 £40.00 £36.00
Median hourly rate % change year-on-year +4.03% +11.11% -3.87%
10th Percentile £15.19 £16.00 £13.10
90th Percentile £60.00 £53.53 £50.00
UK excluding London median hourly rate £41.00 £40.00 £36.00
% change year-on-year +2.50% +11.11% -4.00%

YAML
Job Vacancy Trend

Job postings citing YAML as a percentage of all IT jobs advertised.

Job vacancy trend for YAML in the UK

YAML
Contractor Daily Rate Trend

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

Contractor daily rate trend for YAML in the UK

YAML
Contractor Daily Rate Histogram

The daily rate distribution of IT jobs citing YAML over the 6 months to 20 September 2018.

Contractor daily rate histogram for YAML in the UK

YAML
Top 14 Contract Locations

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing YAML within the UK over the 6 months to 20 September 2018. The 'Rank Change' column provides an indication of the change in demand within each location based on the same 6 month period last year.

Location Rank Change
on Same Period
Last Year
Matching
Contract
IT Job Ads
Median
Daily Rate
Past 6 Months
Median Daily Rate
% Change
on Same Period
Last Year
Live
Job
Vacancies
England +41 109 £494 +20.43% 20
UK excluding London +13 62 £475 +18.75% 13
London +32 54 £500 +5.26% 7
South East -9 29 £400 +5.26% 7
South West +9 11 £550 -
West Midlands - 8 £470 -
Midlands - 8 £470 - 3
North of England -14 7 £450 +20.00%
Wales - 6 £408 -
North West -17 4 £580 +65.71%
Yorkshire -16 2 £450 +5.88%
East of England +1 1 - - 3
Scotland -28 1 £565 +32.94%
North East - 1 £425 -

For the 6 months to 20 September 2018, 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 with a requirement for YAML.

1 76 (65.52%) Python
2 70 (60.34%) Linux
3 62 (53.45%) Jenkins
4 58 (50.00%) DevOps
5 57 (49.14%) Ansible
6 53 (45.69%) Git (software)
7 47 (40.52%) Ruby
7 47 (40.52%) Bash Shell
8 43 (37.07%) JSON
8 43 (37.07%) Docker
9 35 (30.17%) JIRA
9 35 (30.17%) MongoDB
10 34 (29.31%) Confluence
10 34 (29.31%) Amazon AWS
11 33 (28.45%) Open Source
12 30 (25.86%) Finance
13 27 (23.28%) XML
13 27 (23.28%) REST
13 27 (23.28%) Terraform
14 26 (22.41%) Agile Software Development
15 25 (21.55%) Unix
15 25 (21.55%) Splunk
15 25 (21.55%) Swagger
16 24 (20.69%) OpenShift
16 24 (20.69%) MySQL
16 24 (20.69%) TDD
17 23 (19.83%) Puppet
17 23 (19.83%) RAML
18 22 (18.97%) Test Automation
18 22 (18.97%) Continuous Integration

YAML
Co-occurring IT Skills 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 34 (29.31%) Confluence
2 11 (9.48%) Tomcat
3 8 (6.90%) Apache
4 6 (5.17%) JBoss
5 2 (1.72%) nginx
5 2 (1.72%) SharePoint
6 1 (0.86%) Drupal
6 1 (0.86%) Elasticsearch
6 1 (0.86%) IIS
6 1 (0.86%) WordPress
Applications
1 1 (0.86%) MS Visio
Cloud Services
1 34 (29.31%) Amazon AWS
2 24 (20.69%) OpenShift
3 18 (15.52%) GitHub
4 17 (14.66%) Microsoft Azure
5 13 (11.21%) Amazon EC2
6 11 (9.48%) AWS CloudFormation
7 9 (7.76%) Google Analytics
8 8 (6.90%) Amazon ELB
8 8 (6.90%) Route 53
8 8 (6.90%) Virtual Private Cloud
9 7 (6.03%) Amazon CloudWatch
9 7 (6.03%) Slack
10 6 (5.17%) Amazon S3
10 6 (5.17%) npm
10 6 (5.17%) NuGet
11 5 (4.31%) AWS CloudTrail
11 5 (4.31%) Sauce Labs
12 3 (2.59%) AWS Lambda
12 3 (2.59%) IBM Cloud
12 3 (2.59%) Serverless
Communications & Networking
1 10 (8.62%) HTTP
2 9 (7.76%) Firewall
3 8 (6.90%) DNS
3 8 (6.90%) TCP/IP
4 7 (6.03%) Skype
4 7 (6.03%) SSL
5 6 (5.17%) Internet
6 4 (3.45%) Junos
7 2 (1.72%) BGP
7 2 (1.72%) FTP
7 2 (1.72%) IMAP
7 2 (1.72%) OSPF
7 2 (1.72%) SMTP
7 2 (1.72%) VLAN
7 2 (1.72%) VPN
8 1 (0.86%) DMZ
8 1 (0.86%) DSL
8 1 (0.86%) NGN
Database & Business Intelligence
1 35 (30.17%) MongoDB
2 24 (20.69%) MySQL
3 20 (17.24%) PostgreSQL
4 18 (15.52%) Apache Cassandra
5 15 (12.93%) SQL Server
6 14 (12.07%) Redis
7 13 (11.21%) DB2
7 13 (11.21%) DB2 UDB
8 12 (10.34%) Amazon RDS
9 11 (9.48%) NoSQL
10 10 (8.62%) NuoDB
11 4 (3.45%) Power BI
12 2 (1.72%) Amazon Redshift
13 1 (0.86%) Electronic Patient Records
13 1 (0.86%) Riak
Development Applications
1 62 (53.45%) Jenkins
2 53 (45.69%) Git (software)
3 35 (30.17%) JIRA
4 21 (18.10%) Bitbucket
5 19 (16.38%) Artifactory
6 18 (15.52%) SonarQube
6 18 (15.52%) Visual Studio Code
7 17 (14.66%) Cucumber
7 17 (14.66%) Selenium
8 15 (12.93%) Sonatype Nexus
9 9 (7.76%) Gatling
9 9 (7.76%) gulp
9 9 (7.76%) IntelliJ
9 9 (7.76%) Sublime Text
9 9 (7.76%) WebDriver
10 8 (6.90%) WebStorm
11 7 (6.03%) Maven
11 7 (6.03%) Vagrant
12 5 (4.31%) JMeter
13 4 (3.45%) Gerrit
General
1 30 (25.86%) Finance
2 10 (8.62%) Banking
3 8 (6.90%) Spanish Language
4 4 (3.45%) Manufacturing
5 2 (1.72%) Back Office
5 2 (1.72%) Legal
5 2 (1.72%) Retail Banking
6 1 (0.86%) Electronics
6 1 (0.86%) Investment Banking
6 1 (0.86%) Marketing
6 1 (0.86%) Pharmaceutical
6 1 (0.86%) Telecoms
Job Titles
1 32 (27.59%) DevOps Engineer
2 17 (14.66%) Developer
3 13 (11.21%) DBA
4 10 (8.62%) Administrator
4 10 (8.62%) Operations Engineer
5 9 (7.76%) Linux Engineer
5 9 (7.76%) Python Engineer
5 9 (7.76%) Scala Developer
6 6 (5.17%) Architect
6 6 (5.17%) Automation Engineer
6 6 (5.17%) Build and Release Engineer
6 6 (5.17%) Build Engineer
6 6 (5.17%) Release Engineer
7 4 (3.45%) Automation Consultant
7 4 (3.45%) AWS Engineer
7 4 (3.45%) Cloud Engineer
7 4 (3.45%) Consultant
7 4 (3.45%) Java Engineer
7 4 (3.45%) Network Consultant
8 3 (2.59%) Full Stack Developer
Libraries, Frameworks & Software Standards
1 43 (37.07%) JSON
2 27 (23.28%) REST
2 27 (23.28%) XML
3 25 (21.55%) Swagger
4 23 (19.83%) RAML
5 19 (16.38%) HTML
5 19 (16.38%) Web Services
6 15 (12.93%) HTML5
6 15 (12.93%) Sass
7 14 (12.07%) .NET
8 12 (10.34%) CSS
8 12 (10.34%) LAMP
8 12 (10.34%) RESTful
8 12 (10.34%) SOAP
9 10 (8.62%) LAPP Stack
9 10 (8.62%) Middleware
9 10 (8.62%) Node.js
9 10 (8.62%) React
10 9 (7.76%) Gherkin
10 9 (7.76%) Play Framework
Miscellaneous
1 5 (4.31%) Analytical Skills
2 2 (1.72%) Data Centre
2 2 (1.72%) Fintech
2 2 (1.72%) Greenfield Project
2 2 (1.72%) RIA
2 2 (1.72%) Self-Motivation
2 2 (1.72%) Taxonomies
3 1 (0.86%) Cloud Native
3 1 (0.86%) FMCG
3 1 (0.86%) Linux Command Line
3 1 (0.86%) Management Information System
3 1 (0.86%) Mobile Banking
3 1 (0.86%) User Experience
Operating Systems
1 70 (60.34%) Linux
2 25 (21.55%) Unix
3 17 (14.66%) Windows
4 7 (6.03%) Mac OS
5 6 (5.17%) Windows Server
5 6 (5.17%) Windows Server 2012
6 5 (4.31%) CentOS
7 4 (3.45%) Red Hat Enterprise Linux
8 3 (2.59%) CoreOS
8 3 (2.59%) Debian
9 1 (0.86%) Amazon Linux
9 1 (0.86%) VMS
Processes & Methodologies
1 58 (50.00%) DevOps
2 33 (28.45%) Open Source
3 26 (22.41%) Agile Software Development
4 24 (20.69%) TDD
5 22 (18.97%) Continuous Integration
5 22 (18.97%) Test Automation
6 21 (18.10%) Microservices
7 20 (17.24%) Configuration Management
8 16 (13.79%) Scrum
9 13 (11.21%) BDD
10 12 (10.34%) Security Management
10 12 (10.34%) Server Management
10 12 (10.34%) Task Automation
11 11 (9.48%) Migration
12 10 (8.62%) Continuous Delivery
12 10 (8.62%) Continuous Improvement
12 10 (8.62%) Problem-Solving
12 10 (8.62%) Prototyping
13 9 (7.76%) Performance Monitoring
13 9 (7.76%) SOLID
Programming Languages
1 76 (65.52%) Python
2 47 (40.52%) Bash Shell
2 47 (40.52%) Ruby
3 22 (18.97%) SQL
4 20 (17.24%) Groovy
4 20 (17.24%) Perl
5 19 (16.38%) Shell Script
6 17 (14.66%) Java
6 17 (14.66%) JavaScript
7 13 (11.21%) Korn
8 12 (10.34%) PowerShell
9 11 (9.48%) Scala
10 3 (2.59%) Go
10 3 (2.59%) PHP
11 2 (1.72%) C#
11 2 (1.72%) F#
11 2 (1.72%) TypeScript
Qualifications
1 11 (9.48%) Security Cleared
2 9 (7.76%) Degree
3 8 (6.90%) SC Cleared
4 2 (1.72%) BPSS Clearance
4 2 (1.72%) DBS Check
5 1 (0.86%) AWS Certification
5 1 (0.86%) ITIL Foundation Certificate
5 1 (0.86%) Master's Degree
Quality Assurance & Compliance
1 10 (8.62%) QA
2 3 (2.59%) PSD2
3 2 (1.72%) Disclosure Scotland
3 2 (1.72%) GDPR
3 2 (1.72%) ISO 20022
4 1 (0.86%) SLA
System Software
1 43 (37.07%) Docker
2 9 (7.76%) Active Directory
3 4 (3.45%) VirtualBox
3 4 (3.45%) VMware Infrastructure
4 1 (0.86%) Virtual Machines
Systems Management
1 57 (49.14%) Ansible
2 27 (23.28%) Terraform
3 23 (19.83%) Puppet
4 19 (16.38%) Opscode Chef
5 18 (15.52%) Kubernetes
6 17 (14.66%) Grafana
7 14 (12.07%) Kibana
8 9 (7.76%) Graphite
9 5 (4.31%) logstash
10 4 (3.45%) ZABBIX
11 3 (2.59%) Nagios
11 3 (2.59%) Salt
12 2 (1.72%) Docker Swarm
12 2 (1.72%) Packer
Vendors
1 25 (21.55%) Splunk
2 15 (12.93%) AppDynamics
2 15 (12.93%) IBM
3 12 (10.34%) Apigee
4 9 (7.76%) Google
5 7 (6.03%) Atlassian
5 7 (6.03%) CA
5 7 (6.03%) Oracle
6 6 (5.17%) VMware
7 5 (4.31%) SAP
7 5 (4.31%) Veracode
8 4 (3.45%) Juniper
9 3 (2.59%) Cisco
10 2 (1.72%) Dynatrace
10 2 (1.72%) Microsoft
10 2 (1.72%) SaltStack
10 2 (1.72%) ServiceNow
11 1 (0.86%) Mashery
11 1 (0.86%) Nintex
11 1 (0.86%) WSO2