Period
to

The following table provides summary statistics for contract job vacancies advertised in 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 1 July 2022 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
England > London
6 months to
1 Jul 2022
Same period 2021 Same period 2020
Rank 479 369 378
Rank change year-on-year -110 +9 +173
Contract jobs citing YAML 107 135 24
As % of all contract jobs advertised in London 0.27% 0.49% 0.14%
As % of the Libraries, Frameworks & Software Standards category 0.87% 1.36% 0.36%
Number of daily rates quoted 82 91 14
10th Percentile £454 £400 £313
25th Percentile £505 £470 £409
Median daily rate (50th Percentile) £600 £500 £569
Median % change year-on-year +20.00% -12.09% +13.75%
75th Percentile £700 £600 £622
90th Percentile £750 £750 £660
England median daily rate £550 £500 £500
% change year-on-year +10.00% - -

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 London with a requirement for technical specification, industry standards, software libraries and framework skills.

All Software Libraries and Frameworks
London
Contract vacancies with a requirement for technical specification, industry standards, software libraries and framework skills 12,313 9,950 6,700
As % of all contract IT jobs advertised in London 31.09% 36.23% 38.19%
Number of daily rates quoted 9,507 7,401 4,980
10th Percentile £425 £394 £375
25th Percentile £505 £463 £450
Median daily rate (50th Percentile) £600 £550 £525
Median % change year-on-year +9.09% +4.76% -
75th Percentile £719 £638 £625
90th Percentile £800 £713 £700
England median daily rate £575 £511 £500
% change year-on-year +12.52% +2.20% -
Number of hourly rates quoted 58 41 36
10th Percentile £29.75 £25.25 £22.50
25th Percentile £35.00 £35.25 £31.11
Median hourly rate £46.75 £45.00 £47.42
Median % change year-on-year +3.89% -5.09% -3.49%
75th Percentile £67.07 £60.97 £63.00
90th Percentile £75.39 £68.36 £67.52
England median hourly rate £52.75 £45.00 £46.00
% change year-on-year +17.22% -2.17% +2.22%

YAML
Job Vacancy Trend in London

Job postings citing YAML as a proportion of all IT jobs advertised in London.

Job vacancy trend for YAML in London

YAML
Contractor Daily Rate Trend in London

3-month moving average daily rate quoted in jobs citing YAML in London.

Daily rate trend for YAML in London

YAML
Daily Rate Histogram in London

Daily rate distribution for jobs citing YAML in London over the 6 months to 1 July 2022.

Daily rate histogram for YAML in London

YAML
Contract Job Locations in London

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing YAML within the London region over the 6 months to 1 July 2022. 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
Jobs
Central London -28 11 £700 +12.00% 6
YAML
England

For the 6 months to 1 July 2022, 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 London region with a requirement for YAML.

1 87 (81.31%) DevOps
2 73 (68.22%) Azure
3 59 (55.14%) Azure DevOps
4 58 (54.21%) Terraform
5 55 (51.40%) CI/CD
6 46 (42.99%) Python
7 41 (38.32%) PowerShell
8 33 (30.84%) Kubernetes
9 32 (29.91%) Linux
10 31 (28.97%) AWS
11 29 (27.10%) Git (software)
11 29 (27.10%) JSON
12 28 (26.17%) Ansible
13 27 (25.23%) Infrastructure as Code
14 26 (24.30%) Agile
15 25 (23.36%) .NET
15 25 (23.36%) Microsoft
16 23 (21.50%) Windows
16 23 (21.50%) Serverless
17 21 (19.63%) Jenkins
18 20 (18.69%) SQL
19 18 (16.82%) JavaScript
20 17 (15.89%) C#
20 17 (15.89%) GitHub
20 17 (15.89%) Bash
20 17 (15.89%) REST
20 17 (15.89%) Docker
21 16 (14.95%) Problem-Solving
21 16 (14.95%) Security Cleared
22 15 (14.02%) Test Automation

YAML
Co-occurring IT Skills in 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 7 (6.54%) Confluence
2 4 (3.74%) Apache
2 4 (3.74%) IIS
2 4 (3.74%) nginx
2 4 (3.74%) Tomcat
3 3 (2.80%) Oracle Workflow
4 1 (0.93%) Cloud Foundry
4 1 (0.93%) Mattermost
4 1 (0.93%) SAS
4 1 (0.93%) SharePoint
Business Applications
1 2 (1.87%) Dynamics CRM
Cloud Services
1 73 (68.22%) Azure
2 59 (55.14%) Azure DevOps
3 31 (28.97%) AWS
4 23 (21.50%) Serverless
5 17 (15.89%) GitHub
6 14 (13.08%) PaaS
7 12 (11.21%) IaaS
8 11 (10.28%) AWS Lambda
8 11 (10.28%) Azure Monitor
9 10 (9.35%) Azure Service Bus
10 9 (8.41%) GCP
11 8 (7.48%) Amazon ECS
11 8 (7.48%) Amazon S3
11 8 (7.48%) Azure Data Factory
11 8 (7.48%) OpenShift
12 7 (6.54%) Azure Pipelines
13 6 (5.61%) AWS CloudFormation
13 6 (5.61%) Azure AKS
13 6 (5.61%) Azure Functions
13 6 (5.61%) Azure Logic Apps
Communications & Networking
1 9 (8.41%) DNS
1 9 (8.41%) Firewall
2 8 (7.48%) SSL
3 5 (4.67%) VLAN
3 5 (4.67%) WAN
4 4 (3.74%) HTTP
4 4 (3.74%) Network Security
4 4 (3.74%) TCP/IP
5 3 (2.80%) FTP
5 3 (2.80%) HTTPS
5 3 (2.80%) Internet
5 3 (2.80%) VPN
6 2 (1.87%) Intrusion Detection
6 2 (1.87%) Kerberos
6 2 (1.87%) LAN
6 2 (1.87%) MPLS
6 2 (1.87%) NGFW
7 1 (0.93%) Cisco Firepower
7 1 (0.93%) DHCP
7 1 (0.93%) SNMP
Database & Business Intelligence
1 15 (14.02%) SQL Server
2 8 (7.48%) Azure SQL Database
3 7 (6.54%) Elasticsearch
4 5 (4.67%) Amazon RDS
5 4 (3.74%) Oracle Database
5 4 (3.74%) Oracle Database 10g
5 4 (3.74%) Oracle Database 11g
6 3 (2.80%) PostgreSQL
6 3 (2.80%) PowerCenter
7 2 (1.87%) Apache Cassandra
7 2 (1.87%) Data Warehouse
7 2 (1.87%) NoSQL
8 1 (0.93%) DynamoDB
8 1 (0.93%) MariaDB
8 1 (0.93%) MySQL
8 1 (0.93%) OLAP
8 1 (0.93%) RDBMS
8 1 (0.93%) Redis
8 1 (0.93%) Relational Database
8 1 (0.93%) SQL Server Integration Services
Development Applications
1 29 (27.10%) Git (software)
2 21 (19.63%) Jenkins
3 13 (12.15%) JIRA
4 9 (8.41%) SonarQube
5 8 (7.48%) GitLab
6 6 (5.61%) Visual Studio
7 5 (4.67%) Artifactory
7 5 (4.67%) Sonatype Nexus
8 4 (3.74%) Atlassian Bamboo
8 4 (3.74%) Moq
8 4 (3.74%) NUnit
9 3 (2.80%) Postman
9 3 (2.80%) webpack
10 2 (1.87%) Bitbucket
10 2 (1.87%) MSTest
10 2 (1.87%) Spinnaker
10 2 (1.87%) Subversion
10 2 (1.87%) Vagrant
10 2 (1.87%) Zephyr
11 1 (0.93%) Jasmine
General
1 15 (14.02%) Finance
2 12 (11.21%) Public Sector
3 6 (5.61%) Social Skills
4 5 (4.67%) Banking
5 4 (3.74%) Analytical Skills
6 2 (1.87%) Financial Institution
6 2 (1.87%) Law
6 2 (1.87%) Retail
6 2 (1.87%) Telecoms
7 1 (0.93%) Aviation
7 1 (0.93%) Italian Language
7 1 (0.93%) Legal
Job Titles
1 37 (34.58%) DevOps Engineer
2 30 (28.04%) Azure Engineer
3 22 (20.56%) Developer
4 17 (15.89%) Azure DevOps Engineer
5 13 (12.15%) Platform Engineer
6 9 (8.41%) .NET Developer
7 7 (6.54%) AWS Engineer
7 7 (6.54%) Azure Platform Engineer
7 7 (6.54%) Cloud Platform Engineer
7 7 (6.54%) Consultant
8 6 (5.61%) Kubernetes Engineer
9 5 (4.67%) Azure Consultant
9 5 (4.67%) C# Developer
9 5 (4.67%) Cloud Engineer
9 5 (4.67%) DevOps Consultant
10 4 (3.74%) Azure Developer
10 4 (3.74%) DevOps Specialist
10 4 (3.74%) Front End Developer (Client-Side Developer)
10 4 (3.74%) Infrastructure Engineer
10 4 (3.74%) Senior Developer
Libraries, Frameworks & Software Standards
1 29 (27.10%) JSON
2 25 (23.36%) .NET
3 17 (15.89%) REST
4 9 (8.41%) React
4 9 (8.41%) XML
5 8 (7.48%) .NET Framework
6 7 (6.54%) HTML
6 7 (6.54%) Node.js
6 7 (6.54%) SOAP
6 7 (6.54%) Swagger
7 5 (4.67%) .NET Core
7 5 (4.67%) CSS
8 4 (3.74%) AngularJS
8 4 (3.74%) ARM Templates
8 4 (3.74%) Elastic Stack
9 3 (2.80%) OpenAPI
9 3 (2.80%) Web Services
10 2 (1.87%) ASP.NET
10 2 (1.87%) Kafka
10 2 (1.87%) Razor View Engine
Miscellaneous
1 11 (10.28%) Public Cloud
2 7 (6.54%) Data Centre
3 6 (5.61%) Linux Command Line
4 4 (3.74%) Data Protection Act
4 4 (3.74%) iPad
4 4 (3.74%) Mainframe
5 3 (2.80%) Cloud Native
5 3 (2.80%) Private Cloud
5 3 (2.80%) Wiki
6 2 (1.87%) Hedge funds
6 2 (1.87%) Legacy Systems
6 2 (1.87%) Management Information System
7 1 (0.93%) Data Structures
7 1 (0.93%) Distributed Denial-of-Service
7 1 (0.93%) Greenfield Project
7 1 (0.93%) Hybrid Cloud
7 1 (0.93%) Self-Motivation
7 1 (0.93%) User Experience
Operating Systems
1 32 (29.91%) Linux
2 23 (21.50%) Windows
3 10 (9.35%) Unix
4 8 (7.48%) Windows Server
5 6 (5.61%) Windows Server 2019
6 3 (2.80%) Red Hat Enterprise Linux
6 3 (2.80%) Windows 10
6 3 (2.80%) Windows Server 2012
6 3 (2.80%) Windows Server 2016
7 2 (1.87%) VMS
8 1 (0.93%) CentOS
Processes & Methodologies
1 87 (81.31%) DevOps
2 55 (51.40%) CI/CD
3 27 (25.23%) Infrastructure as Code
4 26 (24.30%) Agile
5 16 (14.95%) Problem-Solving
6 15 (14.02%) Test Automation
7 14 (13.08%) Platform Engineering
8 13 (12.15%) Scrum
9 11 (10.28%) API Development
9 11 (10.28%) DevSecOps
9 11 (10.28%) Microservices
10 10 (9.35%) Analytics
10 10 (9.35%) SDLC
11 9 (8.41%) Continuous Integration
12 8 (7.48%) Application Security
12 8 (7.48%) Continuous Improvement
12 8 (7.48%) Infrastructure Engineering
12 8 (7.48%) Software Engineering
13 7 (6.54%) Log Analytics
14 6 (5.61%) Full Stack Development
Programming Languages
1 46 (42.99%) Python
2 41 (38.32%) PowerShell
3 20 (18.69%) SQL
4 18 (16.82%) JavaScript
5 17 (15.89%) Bash
5 17 (15.89%) C#
6 9 (8.41%) Java
7 8 (7.48%) T-SQL
8 7 (6.54%) Perl
9 6 (5.61%) TypeScript
10 5 (4.67%) C++
10 5 (4.67%) REXX
10 5 (4.67%) Ruby
10 5 (4.67%) Scala
10 5 (4.67%) Shell Script
11 2 (1.87%) C
11 2 (1.87%) PHP
11 2 (1.87%) VBScript
11 2 (1.87%) XPath
12 1 (0.93%) VB.NET
Qualifications
1 16 (14.95%) Security Cleared
2 14 (13.08%) SC Cleared
3 3 (2.80%) Degree
3 3 (2.80%) Microsoft Certification
4 2 (1.87%) AWS Certification
4 2 (1.87%) Computer Science Degree
5 1 (0.93%) BPSS Clearance
5 1 (0.93%) CCNA
5 1 (0.93%) Cisco Certification
Quality Assurance & Compliance
1 4 (3.74%) QA
2 1 (0.93%) GDPR
2 1 (0.93%) ISO/IEC 27001
System Software
1 17 (15.89%) Docker
2 8 (7.48%) Active Directory
3 4 (3.74%) VMware Infrastructure
3 4 (3.74%) vSphere
4 3 (2.80%) Virtual Machines
4 3 (2.80%) VMware ESXi
5 1 (0.93%) iptables
Systems Management
1 58 (54.21%) Terraform
2 33 (30.84%) Kubernetes
3 28 (26.17%) Ansible
4 6 (5.61%) Puppet
5 5 (4.67%) Grafana
6 4 (3.74%) Kibana
6 4 (3.74%) Opscode Chef
7 3 (2.80%) Dollar Universe
8 2 (1.87%) Istio
8 2 (1.87%) Kustomize
8 2 (1.87%) logstash
8 2 (1.87%) Prometheus
9 1 (0.93%) HP Fortify
9 1 (0.93%) Icinga
9 1 (0.93%) McAfee ePO
9 1 (0.93%) Red Hat Spacewalk
9 1 (0.93%) Salt
9 1 (0.93%) ZABBIX
Vendors
1 25 (23.36%) Microsoft
2 10 (9.35%) VMware
3 9 (8.41%) Databricks
4 6 (5.61%) Atlassian
4 6 (5.61%) Red Hat
5 5 (4.67%) Checkmarx
6 4 (3.74%) F5
6 4 (3.74%) Oracle
7 3 (2.80%) Cisco
7 3 (2.80%) CyberArk
7 3 (2.80%) Informatica
7 3 (2.80%) NetApp
7 3 (2.80%) RedGate
7 3 (2.80%) Splunk
8 2 (1.87%) Citrix
8 2 (1.87%) Palo Alto
8 2 (1.87%) SAP
8 2 (1.87%) Zscaler
9 1 (0.93%) Dell
9 1 (0.93%) McAfee