The following table provides summary statistics for contract job vacancies advertised in Croydon with a requirement for DNS skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited DNS over the 3 months to 28 June 2017 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.

Domain Name System (DNS)
London / Croydon
3 months to
28 Jun 2017
Same period 2016 Same period 2015
Rank 30 38 26
Rank change year-on-year +8 -12  
Contract jobs citing DNS 16 4 1
As % of all contract IT jobs advertised in Croydon 7.51% 1.63% 0.71%
As % of the Communications & Networking category 34.78% 8.51% 2.94%
Number of daily rates quoted 10 2 1
Median daily rate £463 £361 £350
Median daily rate % change year-on-year +28.02% +3.21%  
UK excluding London median daily rate £350 £325 £325
% change year-on-year +7.69% -  
Number of hourly rates quoted 0 0 0
Median hourly rate - - -
UK excluding London median hourly rate £19.90 £28.00 £20.19
% change year-on-year -28.92% +38.71%  

DNS is in the communications and computer networking skills category. The next table is for comparison with the above and provides summary statistics for all contract job vacancies advertised in Croydon with a requirement for communications and computer networking skills.

Contract Communications & Computer Network Skills
Croydon
Contract job vacancies with a requirement for communications and computer networking skills 46 47 34
As % of all contract IT job vacancies advertised in Croydon 21.60% 19.11% 24.11%
Number of daily rates quoted 50 168 43
Median daily rate £463 £433 £350
Median daily rate % change year-on-year +6.81% +23.71%  
90% offered a daily rate of more than £363 £371 £220
10% offered a daily rate of more than £526 £575 £469
UK excluding London median daily rate £375 £365 £340
% change year-on-year +2.73% +7.35%  
Number of hourly rates quoted 0 4 0
Median hourly rate - £32.00 -
UK excluding London median hourly rate £27.50 £31.50 £23.50
% change year-on-year -12.69% +34.04%  

DNS
Job Vacancy Trend in Croydon

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

Job vacancy trend for DNS in Croydon

DNS
Contractor Daily Rate Trend in Croydon

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

Contractor daily rate trend for DNS in Croydon

DNS
Contractor Hourly Rate Trend in Croydon

This chart provides the 3-month moving average for contractor hourly rates quoted in IT jobs citing DNS in Croydon.

Contractor hourly rate trend for DNS in Croydon

For the 6 months to 28 June 2017, IT contractor jobs citing DNS also mentioned the following skills in order of popularity. The figures indicate the number co-occurrences and its proportion to all contract ads across the Croydon region with a requirement for DNS.

1 26 (96.30%) VMware
2 25 (92.59%) SC Cleared
2 25 (92.59%) Security Cleared
3 24 (88.89%) Linux
4 23 (85.19%) CentOS
5 22 (81.48%) Puppet
6 21 (77.78%) Bash Shell
7 20 (74.07%) Firewall
8 18 (66.67%) yum
9 17 (62.96%) VMware ESXi
9 17 (62.96%) LDAP
10 16 (59.26%) Windows
10 16 (59.26%) Ubuntu
10 16 (59.26%) VMware Infrastructure
10 16 (59.26%) KVM
10 16 (59.26%) Windows Server
11 12 (44.44%) Red Hat
11 12 (44.44%) Red Hat Enterprise Linux
11 12 (44.44%) Virtual Machines
12 10 (37.04%) ZABBIX
12 10 (37.04%) Amazon AWS
12 10 (37.04%) Jenkins
12 10 (37.04%) DevOps
12 10 (37.04%) PostgreSQL
12 10 (37.04%) JIRA
12 10 (37.04%) Continuous Integration
13 9 (33.33%) Apache
13 9 (33.33%) Rsyslog
13 9 (33.33%) Ansible
13 9 (33.33%) Docker

DNS
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 9 (33.33%) Apache
2 8 (29.63%) Confluence
3 7 (25.93%) Elasticsearch
4 4 (14.81%) Tomcat
Cloud Services
1 10 (37.04%) Amazon AWS
2 7 (25.93%) Amazon CloudWatch
2 7 (25.93%) Amazon EC2
2 7 (25.93%) Amazon ELB
2 7 (25.93%) Amazon S3
2 7 (25.93%) Virtual Private Cloud
Communications & Networking
1 20 (74.07%) Firewall
2 17 (62.96%) LDAP
3 7 (25.93%) HTTP
3 7 (25.93%) OpenLDAP
3 7 (25.93%) OpenVPN
3 7 (25.93%) SSH
4 4 (14.81%) VPN
5 3 (11.11%) WAN
6 2 (7.41%) LAN
6 2 (7.41%) SNMP
6 2 (7.41%) SSL
7 1 (3.70%) BIG-IP
7 1 (3.70%) Cisco Nexus
7 1 (3.70%) DHCP
7 1 (3.70%) F5 BIG-IP LTM
7 1 (3.70%) Internet
7 1 (3.70%) IPsec
7 1 (3.70%) Network Security
7 1 (3.70%) Reverse Proxy
7 1 (3.70%) Wireless
Database & Business Intelligence
1 10 (37.04%) PostgreSQL
2 7 (25.93%) Amazon RDS
3 3 (11.11%) Oracle Database
3 3 (11.11%) Oracle Database 11g
4 2 (7.41%) Hadoop
Development Applications
1 10 (37.04%) Jenkins
1 10 (37.04%) JIRA
2 9 (33.33%) Bitbucket
3 8 (29.63%) Git (software)
3 8 (29.63%) Sonatype Nexus
4 7 (25.93%) Ant
4 7 (25.93%) JUnit
4 7 (25.93%) Liquibase
4 7 (25.93%) Maven
4 7 (25.93%) SonarQube
5 1 (3.70%) Vagrant
General
1 1 (3.70%) Finance
1 1 (3.70%) Legal
Job Titles
1 15 (55.56%) Administrator
1 15 (55.56%) Linux Administrator
1 15 (55.56%) Linux Systems Administrator
1 15 (55.56%) Systems Administrator
2 10 (37.04%) VMWare Administrator
3 8 (29.63%) DevOps Engineer
4 6 (22.22%) AWS DevOps
4 6 (22.22%) AWS DevOps Engineer
4 6 (22.22%) AWS Engineer
5 4 (14.81%) Infrastructure Engineer
5 4 (14.81%) Linux Engineer
5 4 (14.81%) Linux Systems Engineer
5 4 (14.81%) Systems Engineer
6 3 (11.11%) Senior Linux Administrator
6 3 (11.11%) Senior Linux Systems Administrator
6 3 (11.11%) Senior Systems Administrator
6 3 (11.11%) Senior VMWare Administrator
7 2 (7.41%) AWS Architect
7 2 (7.41%) Cloud Architect
7 2 (7.41%) Web Architect
Libraries, Frameworks & Software Standards
1 9 (33.33%) Elastic Stack
2 7 (25.93%) MCollective
2 7 (25.93%) REST
3 2 (7.41%) Oracle GoldenGate
3 2 (7.41%) Web Services
4 1 (3.70%) Software Packaging
Miscellaneous
1 7 (25.93%) Linux Command Line
2 6 (22.22%) Spread Betting
3 5 (18.52%) Data Centre
4 2 (7.41%) PKI
5 1 (3.70%) Algorithms
Operating Systems
1 24 (88.89%) Linux
2 23 (85.19%) CentOS
3 16 (59.26%) Ubuntu
3 16 (59.26%) Windows
3 16 (59.26%) Windows Server
4 12 (44.44%) Red Hat Enterprise Linux
Processes & Methodologies
1 10 (37.04%) Continuous Integration
1 10 (37.04%) DevOps
2 8 (29.63%) Agile Software Development
2 8 (29.63%) Coaching
2 8 (29.63%) Configuration Management
2 8 (29.63%) Continuous Delivery
2 8 (29.63%) Scrum
2 8 (29.63%) Service Management
3 7 (25.93%) Load Balancing
3 7 (25.93%) Server Building
3 7 (25.93%) Stakeholder Management
4 4 (14.81%) Open Source
5 1 (3.70%) ITIL
5 1 (3.70%) ITIL V3
5 1 (3.70%) Process Improvement
5 1 (3.70%) Service Delivery
Programming Languages
1 21 (77.78%) Bash Shell
2 7 (25.93%) Groovy
2 7 (25.93%) Java
3 4 (14.81%) C
Qualifications
1 25 (92.59%) SC Cleared
1 25 (92.59%) Security Cleared
2 3 (11.11%) BPSS Clearance
2 3 (11.11%) DV Cleared
System Software
1 17 (62.96%) VMware ESXi
2 16 (59.26%) KVM
2 16 (59.26%) VMware Infrastructure
3 12 (44.44%) Virtual Machines
4 9 (33.33%) Docker
5 8 (29.63%) vCloud
6 7 (25.93%) Postfix
6 7 (25.93%) Squid
7 4 (14.81%) iptables
8 1 (3.70%) ProxySG
Systems Management
1 22 (81.48%) Puppet
2 18 (66.67%) yum
3 10 (37.04%) ZABBIX
4 9 (33.33%) Ansible
4 9 (33.33%) Kubernetes
4 9 (33.33%) Rsyslog
4 9 (33.33%) Terraform
5 7 (25.93%) Docker Swarm
5 7 (25.93%) Kibana
5 7 (25.93%) logstash
5 7 (25.93%) Rancher
5 7 (25.93%) Sysdig
6 2 (7.41%) Consul
6 2 (7.41%) Packer
7 1 (3.70%) FortiGate
7 1 (3.70%) Forum Sentry
Vendors
1 26 (96.30%) VMware
2 12 (44.44%) Red Hat
3 7 (25.93%) Sonatype
4 3 (11.11%) Atlassian
4 3 (11.11%) Oracle
5 2 (7.41%) AppDynamics
5 2 (7.41%) CA
5 2 (7.41%) Cisco
5 2 (7.41%) Juniper
6 1 (3.70%) AlienVault
6 1 (3.70%) Blue Coat
6 1 (3.70%) CheckPoint
6 1 (3.70%) Citrix
6 1 (3.70%) F5
6 1 (3.70%) FireEye
6 1 (3.70%) Palo Alto
6 1 (3.70%) Sourcefire