The table below looks at the prevalence of the term PKI in contract job vacancies. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited PKI over the 3 months to 30 March 2017 with a comparison to the same period over 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.

Public-Key Infrastructure (PKI)
UK
3 months to
30 Mar 2017
Same period 2016 Same period 2015
Rank 422 413 427
Rank change year-on-year -9 +14  
Contract jobs citing PKI 180 237 207
As % of all contract IT jobs advertised in the UK 0.40% 0.44% 0.39%
As % of the Miscellaneous category 1.24% 1.40% 1.27%
Number of daily rates quoted 100 144 120
Median daily rate £438 £450 £425
Median daily rate % change year-on-year -2.77% +5.88%  
90% offered a daily rate of more than £309 £316 £275
10% offered a daily rate of more than £550 £547 £541
UK excluding London median daily rate £420 £450 £425
% change year-on-year -6.66% +5.88%  
Number of hourly rates quoted 5 4 6
Median hourly rate £45.00 £34.50 £24.50
Median hourly rate % change year-on-year +30.43% +40.81%  
90% offered a hourly rate of more than £30.00 £23.55 £20.19
10% offered a hourly rate of more than £50.00 £43.00 £39.25
UK excluding London median hourly rate £45.00 £34.50 £24.50
% change year-on-year +30.43% +40.81%  

PKI is in the generic IT skills category. The next table is for comparison with the above and provides summary statistics for all contract job vacancies with a requirement for generic IT skills.

Generic IT Skills
UK
Contract job vacancies with a requirement for generic IT skills 14524 16885 16255
As % of all contract IT job vacancies advertised in the UK 31.90% 31.19% 30.27%
Number of daily rates quoted 9395 11035 9819
Median daily rate £445 £425 £420
Median daily rate % change year-on-year +4.70% +1.19%  
90% offered a daily rate of more than £265 £260 £250
10% offered a daily rate of more than £625 £625 £600
UK excluding London median daily rate £395 £375 £375
% change year-on-year +5.33% -  
Number of hourly rates quoted 535 570 684
Median hourly rate £22.50 £22.54 £18.50
Median hourly rate % change year-on-year -0.17% +21.83%  
90% offered a hourly rate of more than £11.33 £12.50 £11.75
10% offered a hourly rate of more than £50.00 £51.00 £45.00
UK excluding London median hourly rate £20.00 £25.50 £18.50
% change year-on-year -21.56% +37.83%  

PKI
Job Vacancy Trend

The job posting trend of jobs advertised citing PKI as a proportion of all contract or permanent IT jobs with a match in the Miscellaneous category.

Job vacancy trend for PKI in the UK

PKI
Contractor Daily Rate Trend

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

Contractor daily rate trend for PKI in the UK

PKI
Contractor Daily Rate Histogram

The daily rate distribution of IT jobs citing PKI over the 3 months to 30 March 2017.

Contractor daily rate histogram for PKI in the UK

PKI
Contractor Hourly Rate Trend

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

Contractor hourly rate trend for PKI in the UK

PKI
Contractor Hourly Rate Histogram

The hourly rate distribution of IT jobs citing PKI over the 3 months to 30 March 2017.

Contractor hourly rate histogram for PKI in the UK

PKI
Top 30 Contract Locations

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing PKI within the UK over the 3 months to 30 March 2017. The 'Rank Change' column provides an indication of the change in demand within each location based on the same 3 month period last year.

Location Rank Change
on Same Period
Last Year
Matching
Contract
IT Job Ads
Median
Daily Rate
Last 3 Months
Median Daily Rate
% Change
on Same Period
Last Year
Live
Job
Vacancies
England +26 174 £438 -2.77% 23
London +47 63 £500 - 6
South East -31 56 £435 -3.33% 10
Hampshire +22 34 £440 +10.00% 2
North West +44 30 £368 -5.16% 3
Cheshire +45 14 £310 +4.20%
Berkshire +10 10 £350 -22.22% 1
Lancashire +22 8 £505 +18.70%
Preston - 8 £505 -
West Midlands +19 7 £425 +41.66% 1
South West +2 7 £355 -26.42% 3
East Midlands -3 6 £330 +22.22%
Derbyshire -7 6 £330 +22.22%
Bracknell - 6 £463 -
Derby - 6 £330 -
City of London +14 5 £475 -7.31% 1
Basingstoke -3 5 - -
Surrey -35 5 £425 -15.00% 3
Southampton - 5 £450 -
Knutsford - 4 £410 -
West End of London - 4 £500 -
Aldershot - 4 £318 -
Sunbury-on-Thames - 4 £425 -
Worcestershire - 4 £250 -
Chester +14 3 £295 +20.40%
Slough +11 3 £350 -6.66%
Edinburgh +8 3 - -
Winchester +5 3 £450 +5.88% 1
Scotland -3 3 - -
Somerset - 3 - - 1

For the 6 months to 30 March 2017, IT contractor jobs citing PKI also mentioned the following skills in order of popularity. The figures indicate the number co-occurrences and its proportion to all contract ads with a requirement for PKI.

1 175 (47.68%) Active Directory
2 165 (44.96%) Security Cleared
3 146 (39.78%) Microsoft
4 144 (39.24%) Windows
5 136 (37.06%) SC Cleared
6 123 (33.51%) DNS
7 99 (26.98%) Firewall
8 89 (24.25%) VMware
9 81 (22.07%) VPN
10 64 (17.44%) DHCP
10 64 (17.44%) Linux
11 63 (17.17%) Amazon AWS
12 62 (16.89%) SQL
13 61 (16.62%) SCCM
14 58 (15.80%) Office 365
15 57 (15.53%) Oracle
16 56 (15.26%) LDAP
17 55 (14.99%) Puppet
18 54 (14.71%) SQL Server
19 53 (14.44%) Microsoft Azure
20 51 (13.90%) SCOM
20 51 (13.90%) PowerShell
20 51 (13.90%) Microsoft Certification
21 50 (13.62%) Windows Server 2012
21 50 (13.62%) Data Centre
22 49 (13.35%) Jenkins
23 48 (13.08%) Cisco
23 48 (13.08%) Unix
24 46 (12.53%) Windows Server 2008
24 46 (12.53%) Windows Server

PKI
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 40 (10.90%) Apache
2 36 (9.81%) SharePoint
3 34 (9.26%) MS Exchange
4 30 (8.17%) IIS
5 22 (5.99%) Skype for Business
6 18 (4.90%) Confluence
7 12 (3.27%) Exchange Server 2010
8 11 (3.00%) JBoss
8 11 (3.00%) nginx
8 11 (3.00%) WebLogic
9 9 (2.45%) Exchange Server 2013
10 8 (2.18%) Elasticsearch
10 8 (2.18%) Tomcat
11 6 (1.63%) SAS
11 6 (1.63%) WebSphere
12 5 (1.36%) SharePoint 2013
13 4 (1.09%) Adobe Experience Manager
13 4 (1.09%) Mule
13 4 (1.09%) Mule ESB
13 4 (1.09%) SharePoint Server
Applications
1 26 (7.08%) MS Excel
2 8 (2.18%) MS Office
3 2 (0.54%) HipChat
Business Applications
1 3 (0.82%) SAP Oil and Gas
Cloud Services
1 63 (17.17%) Amazon AWS
2 58 (15.80%) Office 365
3 53 (14.44%) Microsoft Azure
4 17 (4.63%) Azure Active Directory
4 17 (4.63%) Cloud Computing
5 15 (4.09%) AWS CloudFormation
6 13 (3.54%) IaaS
7 12 (3.27%) Amazon EC2
8 11 (3.00%) Amazon CloudWatch
8 11 (3.00%) Amazon S3
9 10 (2.72%) OneDrive
10 7 (1.91%) SaaS
11 6 (1.63%) Yammer
12 5 (1.36%) Amazon SQS
13 3 (0.82%) AWS Lambda
13 3 (0.82%) PaaS
13 3 (0.82%) Route 53
13 3 (0.82%) Virtual Private Cloud
14 2 (0.54%) AWS OpsWorks
15 1 (0.27%) Mimecast
Communications & Networking
1 123 (33.51%) DNS
2 99 (26.98%) Firewall
3 81 (22.07%) VPN
4 64 (17.44%) DHCP
5 56 (15.26%) LDAP
6 43 (11.72%) Kerberos
7 39 (10.63%) SSL
8 33 (8.99%) Internet
9 27 (7.36%) SNMP
10 25 (6.81%) Network Security
11 24 (6.54%) LAN
12 22 (5.99%) TCP/IP
12 22 (5.99%) WAN
13 19 (5.18%) X.500
14 17 (4.63%) Intrusion Detection
15 16 (4.36%) HTTP
16 15 (4.09%) BGP
16 15 (4.09%) Cisco ASA
17 14 (3.81%) Skype
18 11 (3.00%) Unified Communications
Database & Business Intelligence
1 54 (14.71%) SQL Server
2 33 (8.99%) PostgreSQL
3 29 (7.90%) Oracle Database
4 22 (5.99%) Hadoop
5 20 (5.45%) Oracle Database 11g
6 14 (3.81%) MongoDB
7 9 (2.45%) Oracle Database 12c
8 8 (2.18%) Amazon RDS
8 8 (2.18%) NoSQL
8 8 (2.18%) SQL Server 2008
8 8 (2.18%) SQL Server 2012
9 4 (1.09%) Big Data
9 4 (1.09%) Endeca
9 4 (1.09%) SQL Server 2014
10 3 (0.82%) MySQL
10 3 (0.82%) Redis
11 2 (0.54%) SQL Server 2005
12 1 (0.27%) DB2
12 1 (0.27%) OLTP
12 1 (0.27%) RDBMS
Development Applications
1 49 (13.35%) Jenkins
2 38 (10.35%) JIRA
3 20 (5.45%) Bitbucket
4 13 (3.54%) Git (software)
5 11 (3.00%) Sonatype Nexus
6 10 (2.72%) Atlassian Bamboo
7 8 (2.18%) Octopus Deploy
7 8 (2.18%) TeamCity
8 5 (1.36%) Team Foundation Server
9 3 (0.82%) GitLab
9 3 (0.82%) Visual Studio
10 2 (0.54%) Maven
11 1 (0.27%) Ant
General
1 34 (9.26%) Finance
2 9 (2.45%) Telecoms
3 8 (2.18%) Banking
4 4 (1.09%) Local Government
5 3 (0.82%) Electronics
5 3 (0.82%) Manufacturing
5 3 (0.82%) Marketing
6 2 (0.54%) Automotive
6 2 (0.54%) Financial Institution
6 2 (0.54%) German Language
6 2 (0.54%) Investment Banking
6 2 (0.54%) Multimedia
6 2 (0.54%) Publishing
6 2 (0.54%) Retail
7 1 (0.27%) Billing
Job Titles
1 125 (34.06%) Architect
2 47 (12.81%) Consultant
3 38 (10.35%) Technical Architect
4 33 (8.99%) Cloud Architect
4 33 (8.99%) Infrastructure Architect
5 25 (6.81%) Active Directory Engineer
6 24 (6.54%) AWS Architect
7 22 (5.99%) Security Architect
8 20 (5.45%) Analyst
8 20 (5.45%) Infrastructure Engineer
9 19 (5.18%) Office 365 Architect
10 18 (4.90%) Security Specialist
11 17 (4.63%) Solutions Architect
12 16 (4.36%) Security Engineer
13 15 (4.09%) Infrastructure Technical Architect
13 15 (4.09%) Technical Infrastructure Architect
14 13 (3.54%) Cloud Infrastructure Architect
15 12 (3.27%) DevOps Engineer
16 11 (3.00%) Network Engineer
16 11 (3.00%) Security Consultant
Libraries, Frameworks & Software Standards
1 36 (9.81%) Elastic Stack
2 26 (7.08%) Oracle GoldenGate
3 23 (6.27%) Web Services
4 20 (5.45%) SAML
5 14 (3.81%) .NET
6 11 (3.00%) SOAP
7 10 (2.72%) OpenID
8 9 (2.45%) OAuth
9 7 (1.91%) REST
10 6 (1.63%) MCollective
10 6 (1.63%) POSIX
10 6 (1.63%) RESTful
11 5 (1.36%) 802.1X
11 5 (1.36%) ADSI
12 4 (1.09%) Lucene
13 3 (0.82%) OAuth2
13 3 (0.82%) Software Packaging
14 2 (0.54%) ASP.NET Web API
14 2 (0.54%) CSS3
14 2 (0.54%) RabbitMQ
Miscellaneous
1 50 (13.62%) Data Centre
2 39 (10.63%) Replication
3 26 (7.08%) Management Information System
4 24 (6.54%) Clustering
5 12 (3.27%) Analytical Skills
6 10 (2.72%) CESG
6 10 (2.72%) Virtual Team
7 9 (2.45%) Smartcard
8 8 (2.18%) Smart Meter
9 6 (1.63%) Computer Science
10 5 (1.36%) Linux Command Line
11 4 (1.09%) Distributed Denial-of-Service
11 4 (1.09%) Enterprise Cloud
11 4 (1.09%) Hybrid Cloud
11 4 (1.09%) Public Cloud
11 4 (1.09%) Security Operations Centre
12 3 (0.82%) Client/Server
12 3 (0.82%) iPad
12 3 (0.82%) Machine to Machine
13 2 (0.54%) Handset
Operating Systems
1 144 (39.24%) Windows
2 64 (17.44%) Linux
3 50 (13.62%) Windows Server 2012
4 48 (13.08%) Unix
5 46 (12.53%) Windows Server
5 46 (12.53%) Windows Server 2008
6 37 (10.08%) Windows 10
7 21 (5.72%) Windows Server 2003
8 15 (4.09%) Red Hat Enterprise Linux
9 13 (3.54%) CentOS
10 10 (2.72%) AIX
11 5 (1.36%) VMS
12 4 (1.09%) SUSE
12 4 (1.09%) Windows XP
13 3 (0.82%) Apple iOS
14 2 (0.54%) Solaris
15 1 (0.27%) Android
15 1 (0.27%) Windows 2000
15 1 (0.27%) Windows 7
15 1 (0.27%) Windows NT
Processes & Methodologies
1 40 (10.90%) Migration
2 36 (9.81%) Information Security
3 35 (9.54%) Continuous Integration
4 34 (9.26%) DevOps
5 33 (8.99%) ITIL
6 32 (8.72%) Agile Software Development
7 24 (6.54%) Kalman Filter
8 23 (6.27%) Identity Management
8 23 (6.27%) TOGAF
9 22 (5.99%) SIEM
10 19 (5.18%) Email Filtering
10 19 (5.18%) Multi-Factor Authentication
11 18 (4.90%) Continuous Improvement
11 18 (4.90%) Identity Access Management
12 17 (4.63%) Database Security
13 16 (4.36%) Cybersecurity
13 16 (4.36%) Open Source
14 15 (4.09%) Configuration Management
15 14 (3.81%) Web Filtering
16 13 (3.54%) Vulnerability Scanning
Programming Languages
1 62 (16.89%) SQL
2 51 (13.90%) PowerShell
3 37 (10.08%) C
4 34 (9.26%) Java
5 21 (5.72%) Python
6 14 (3.81%) Shell Script
7 13 (3.54%) C#
8 10 (2.72%) Bash Shell
9 6 (1.63%) JavaScript
9 6 (1.63%) Perl
9 6 (1.63%) Ruby
9 6 (1.63%) VB.NET
10 3 (0.82%) C++
11 2 (0.54%) PHP
11 2 (0.54%) TypeScript
12 1 (0.27%) JCL
Qualifications
1 165 (44.96%) Security Cleared
2 136 (37.06%) SC Cleared
3 51 (13.90%) Microsoft Certification
4 24 (6.54%) MCP
5 23 (6.27%) CISSP
6 20 (5.45%) MCTS
7 18 (4.90%) Degree
8 15 (4.09%) DV Cleared
9 13 (3.54%) Cisco Certification
10 12 (3.27%) MCSE
11 11 (3.00%) MCITP
12 10 (2.72%) AWS Certification
12 10 (2.72%) RHCE
13 7 (1.91%) CCIE
13 7 (1.91%) ITIL Certification
14 6 (1.63%) CISM
14 6 (1.63%) VMware Certified Professional (VCP)
15 5 (1.36%) RHCSA
16 4 (1.09%) BPSS Clearance
16 4 (1.09%) CompTIA Security+
Quality Assurance & Compliance
1 25 (6.81%) ISO/IEC 27001
2 18 (4.90%) PCI DSS
3 14 (3.81%) QA
4 6 (1.63%) SLA
5 4 (1.09%) Disclosure Scotland
5 4 (1.09%) GPG13
6 2 (0.54%) COBIT
6 2 (0.54%) FedRAMP
6 2 (0.54%) HIPAA
6 2 (0.54%) HMG Security Policy Framework
6 2 (0.54%) RMADS
6 2 (0.54%) Sarbanes-Oxley
7 1 (0.27%) ISO27002
System Software
1 175 (47.68%) Active Directory
2 39 (10.63%) VMware Infrastructure
3 28 (7.63%) Docker
4 15 (4.09%) vSphere
5 12 (3.27%) Hyper-V
5 12 (3.27%) XenApp
6 9 (2.45%) Microsoft App-V
7 8 (2.18%) vCloud
8 7 (1.91%) BitLocker
9 6 (1.63%) PowerHA
10 5 (1.36%) DFS Replication
11 4 (1.09%) UAG
11 4 (1.09%) XenDesktop
12 3 (0.82%) NFS
12 3 (0.82%) Terminal Services
13 2 (0.54%) ProxySG
13 2 (0.54%) XenServer
14 1 (0.27%) Postfix
14 1 (0.27%) Sendmail
14 1 (0.27%) Squid
Systems Management
1 61 (16.62%) SCCM
2 55 (14.99%) Puppet
3 51 (13.90%) SCOM
4 39 (10.63%) Ansible
5 34 (9.26%) Microsoft Intune
6 27 (7.36%) Kubernetes
7 26 (7.08%) Packer
8 23 (6.27%) Rsyslog
9 20 (5.45%) Consul
9 20 (5.45%) Terraform
9 20 (5.45%) yum
9 20 (5.45%) ZABBIX
10 16 (4.36%) Nessus
11 12 (3.27%) Opscode Chef
12 10 (2.72%) Nagios
12 10 (2.72%) Tivoli Identity Manager
13 9 (2.45%) CA Single Sign-On
14 8 (2.18%) Forefront Identity Manager
14 8 (2.18%) Norton AntiVirus
14 8 (2.18%) Tivoli
Vendors
1 146 (39.78%) Microsoft
2 89 (24.25%) VMware
3 57 (15.53%) Oracle
4 48 (13.08%) Cisco
5 37 (10.08%) Atlassian
6 34 (9.26%) Citrix
7 30 (8.17%) Red Hat
8 29 (7.90%) CA
9 22 (5.99%) Symantec
10 20 (5.45%) AppDynamics
10 20 (5.45%) Intel Security
11 19 (5.18%) F5
12 17 (4.63%) IBM
13 13 (3.54%) HP
13 13 (3.54%) Juniper
14 12 (3.27%) CheckPoint
15 11 (3.00%) Palo Alto
16 10 (2.72%) SolarWinds
16 10 (2.72%) Thales
17 9 (2.45%) 3PAR
Winchester, Hampshire
Polar Recruitment
Rate: £475 - £525 per day
Posted: 3 hours ago
Bristol, Avon
Elevate Direct
Rate: Negotiable
Posted: 3 days ago
London
Marcus Donald People
Rate: £350 - £450 per day
Posted: 6 days ago