The following table provides summary statistics for permanent job vacancies advertised in London with a requirement for yum skills. Included is a benchmarking guide to the salaries offered in vacancies that have cited yum over the 3 months to 29 March 2017 with a comparison to the same period in the previous 2 years.

Yellowdog Updater, Modified (yum)
England / London
3 months to
29 Mar 2017
Same period 2016 Same period 2015
Rank 585 628 651
Rank change year-on-year +43 +23  
Permanent jobs citing yum 3 26 11
As % of all permanent IT jobs advertised in London 0.009% 0.061% 0.026%
As % of the Systems Management category 0.089% 0.66% 0.32%
Number of salaries quoted 2 25 9
Median salary £67,500 £55,000 £62,500
Median salary % change year-on-year +22.72% -12.00%  
UK excluding London median salary - £55,000 £37,500
% change year-on-year - +46.66%  

yum is in the systems management skills category. The next table is for comparison with the above and provides summary statistics for all permanent job vacancies advertised in London with a requirement for systems management skills.

Systems Management Skills
London
Permanent job vacancies with a requirement for systems management skills 3362 3913 3471
As % of all permanent IT job vacancies advertised in London 9.94% 9.23% 8.15%
Number of salaries quoted 2790 3350 2913
Median salary £62,500 £60,000 £55,000
Median salary % change year-on-year +4.16% +9.09%  
90% offered a salary of more than £40,000 £39,000 £35,000
10% offered a salary of more than £82,500 £75,000 £77,500
UK excluding London median salary £47,500 £43,500 £42,500
% change year-on-year +9.19% +2.35%  

yum
Job Vacancy Trend in London

The job posting trend of jobs advertised in London citing yum as a proportion of all permanent or contract IT jobs with a match in the Systems Management category.

Job vacancy trend for yum in London

yum
Salary Trend in London

This chart provides the 3-month moving average for salaries quoted in permanent IT jobs citing yum in London.

Salary trend for yum in London

For the 6 months to 29 March 2017, IT jobs citing yum also mentioned the following skills in order of popularity. The figures indicate the number co-occurrences and its proportion to all job ads across the London region with a requirement for yum.

1 18 (78.26%) Linux
1 18 (78.26%) Puppet
2 15 (65.22%) Unix
3 14 (60.87%) Banking
3 14 (60.87%) Splunk
3 14 (60.87%) Open Source
3 14 (60.87%) Cobbler
3 14 (60.87%) ITRS Geneos
3 14 (60.87%) CyberArk
4 13 (56.52%) Red Hat Enterprise Linux
5 12 (52.17%) Microsoft
5 12 (52.17%) Data Centre
6 9 (39.13%) Red Hat
6 9 (39.13%) Continuous Integration
7 8 (34.78%) Jenkins
8 6 (26.09%) Billing
9 5 (21.74%) Agile Software Development
9 5 (21.74%) Ansible
10 4 (17.39%) REST
10 4 (17.39%) Opscode Chef
10 4 (17.39%) Data Structures
10 4 (17.39%) Algorithms
10 4 (17.39%) Sonatype Nexus
10 4 (17.39%) Spring
10 4 (17.39%) SOA
10 4 (17.39%) OOP
10 4 (17.39%) Java
10 4 (17.39%) Mule
10 4 (17.39%) XML
10 4 (17.39%) JSON

yum
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 4 (17.39%) Mule
2 3 (13.04%) Apache Spark
3 1 (4.35%) Apache
3 1 (4.35%) OpenStack
Cloud Services
1 2 (8.70%) Amazon AWS
1 2 (8.70%) SaaS
2 1 (4.35%) GitHub
2 1 (4.35%) Microsoft Azure
Communications & Networking
1 3 (13.04%) LDAP
2 1 (4.35%) DNS
2 1 (4.35%) Firewall
2 1 (4.35%) FTP
2 1 (4.35%) SNMP
2 1 (4.35%) VPN
Database & Business Intelligence
1 4 (17.39%) Hadoop
2 3 (13.04%) Apache Cassandra
2 3 (13.04%) Big Data
3 1 (4.35%) Oracle Database
3 1 (4.35%) Oracle Database 11g
3 1 (4.35%) PostgreSQL
Development Applications
1 8 (34.78%) Jenkins
2 4 (17.39%) Git (software)
2 4 (17.39%) Sonatype Nexus
3 2 (8.70%) JIRA
4 1 (4.35%) Bitbucket
4 1 (4.35%) Octopus Deploy
4 1 (4.35%) Team Foundation Server
4 1 (4.35%) TeamCity
General
1 14 (60.87%) Banking
2 6 (26.09%) Billing
3 3 (13.04%) Games
4 1 (4.35%) Legal
Job Titles
1 13 (56.52%) Unix Engineer
2 4 (17.39%) Developer
2 4 (17.39%) Java Developer
2 4 (17.39%) Java Scala Developer
2 4 (17.39%) Linux Engineer
2 4 (17.39%) Scala Developer
3 2 (8.70%) Automation Engineer
3 2 (8.70%) Senior Automation Engineer
3 2 (8.70%) Senior Linux Engineer
4 1 (4.35%) Architect
4 1 (4.35%) AWS Developer
4 1 (4.35%) Cloud Engineer
4 1 (4.35%) DevOps Manager
4 1 (4.35%) Infrastructure Architect
4 1 (4.35%) IoT Developer
4 1 (4.35%) IT Engineer
Libraries, Frameworks & Software Standards
1 4 (17.39%) JSON
1 4 (17.39%) REST
1 4 (17.39%) Spring
1 4 (17.39%) XML
2 3 (13.04%) Akka
2 3 (13.04%) Apache Camel
2 3 (13.04%) Kafka
3 1 (4.35%) Elastic Stack
3 1 (4.35%) Oracle GoldenGate
Miscellaneous
1 12 (52.17%) Data Centre
2 4 (17.39%) Algorithms
2 4 (17.39%) Data Structures
3 3 (13.04%) Smart Meter
4 2 (8.70%) Fintech
5 1 (4.35%) Analytical Skills
5 1 (4.35%) Computer Science
5 1 (4.35%) PKI
Operating Systems
1 18 (78.26%) Linux
2 15 (65.22%) Unix
3 13 (56.52%) Red Hat Enterprise Linux
4 2 (8.70%) CentOS
5 1 (4.35%) Windows
Processes & Methodologies
1 14 (60.87%) Open Source
2 9 (39.13%) Continuous Integration
3 5 (21.74%) Agile Software Development
4 4 (17.39%) OOP
4 4 (17.39%) SOA
5 3 (13.04%) E-Commerce
5 3 (13.04%) TDD
6 2 (8.70%) Configuration Management
6 2 (8.70%) Continuous Improvement
6 2 (8.70%) Performance Management
7 1 (4.35%) Agile Project Management
7 1 (4.35%) Creative Problem-Solving
7 1 (4.35%) DevOps
7 1 (4.35%) Pair Programming
7 1 (4.35%) Project Management
7 1 (4.35%) Software Engineering
7 1 (4.35%) User Stories
Programming Languages
1 4 (17.39%) Java
1 4 (17.39%) Scala
2 3 (13.04%) Bash Shell
2 3 (13.04%) JavaScript
2 3 (13.04%) Perl
2 3 (13.04%) Python
3 1 (4.35%) PowerShell
Qualifications
1 1 (4.35%) Degree
System Software
1 1 (4.35%) Docker
Systems Management
1 18 (78.26%) Puppet
2 14 (60.87%) Cobbler
2 14 (60.87%) ITRS Geneos
3 5 (21.74%) Ansible
4 4 (17.39%) Opscode Chef
5 1 (4.35%) Consul
5 1 (4.35%) Kubernetes
5 1 (4.35%) Nagios
5 1 (4.35%) Packer
5 1 (4.35%) Red Hat Satellite
5 1 (4.35%) Rsyslog
5 1 (4.35%) Terraform
5 1 (4.35%) ZABBIX
Vendors
1 14 (60.87%) CyberArk
1 14 (60.87%) Splunk
2 12 (52.17%) Microsoft
3 9 (39.13%) Red Hat
4 2 (8.70%) AppDynamics
4 2 (8.70%) Atlassian
5 1 (4.35%) CA
5 1 (4.35%) New Relic
5 1 (4.35%) Oracle
5 1 (4.35%) Rackspace
5 1 (4.35%) VMware