Period
to 13 December 2018

The table below looks at the prevalence of the term PKI in contract job vacancies advertised in the City of London. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited PKI over the 6 months to 13 December 2018 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)
Central London > City of London
6 months to
13 Dec 2018
Same period 2017 Same period 2016
Rank 227 227 219
Rank change year-on-year 0 -8 +21
Contract jobs citing PKI 29 31 18
As % of all contract IT jobs advertised in the City of London 0.41% 0.43% 0.28%
As % of the Miscellaneous category 0.98% 1.01% 0.68%
Number of daily rates quoted 27 26 15
City of London median daily rate £543 £469 £485
Median daily rate % change year-on-year +15.73% -3.35% +14.12%
10th Percentile £373 £363 £370
90th Percentile £615 £594 £592
Central London median daily rate £525 £463 £480
% change year-on-year +13.51% -3.65% +1.05%
Number of hourly rates quoted 0 0 0
City of London median hourly rate - - -
Central London median hourly rate - - -

PKI is in the Generic IT Skills category. The following table is for comparison with the above and provides summary statistics for all contract job vacancies advertised in the City of London with a requirement for generic IT skills.

All Generic IT Skills
City of London
Contract vacancies with a requirement for generic IT skills 2,947 3,078 2,636
As % of all contract IT jobs advertised in the City of London 41.29% 42.83% 40.44%
Number of daily rates quoted 2,280 2,409 2,027
City of London median daily rate £525 £525 £475
Median daily rate % change year-on-year - +10.53% -
10th Percentile £281 £319 £313
90th Percentile £713 £725 £675
Central London median daily rate £525 £525 £475
% change year-on-year - +10.53% -
Number of hourly rates quoted 61 35 31
City of London median hourly rate £19.25 £24.49 £19.00
Median hourly rate % change year-on-year -21.38% +28.87% -3.80%
10th Percentile £13.31 £13.13 £12.89
90th Percentile £33.00 £33.92 £55.00
Central London median hourly rate £19.38 £22.26 £18.45
% change year-on-year -12.95% +20.64% -6.58%

PKI
Job Vacancy Trend in the City of London

Job postings citing PKI as a percentage of all IT jobs advertised in the City of London.

Job vacancy trend for PKI in the City of London

PKI
Contractor Daily Rate Trend in the City of London

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

Contractor daily rate trend for PKI in the City of London

PKI
Contractor Daily Rate Histogram in the City of London

The daily rate distribution of IT jobs citing PKI in the City of London over the 6 months to 13 December 2018.

Contractor daily rate histogram for PKI in the City of London

PKI
Contractor Hourly Rate Trend in the City of London

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

Contractor hourly rate trend for PKI in the City of London

For the 6 months to 13 December 2018, IT contractor jobs citing PKI 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 City of London region with a requirement for PKI.

1 12 (41.38%) Cybersecurity
2 10 (34.48%) Finance
2 10 (34.48%) Agile Software Development
3 9 (31.03%) Java
3 9 (31.03%) Windows
3 9 (31.03%) Banking
4 8 (27.59%) Microsoft
4 8 (27.59%) Firewall
5 7 (24.14%) Cisco
5 7 (24.14%) OAuth
5 7 (24.14%) OpenID
5 7 (24.14%) Waterfall
5 7 (24.14%) Single Sign-On
6 6 (20.69%) Windows Server
6 6 (20.69%) Active Directory
6 6 (20.69%) Python
7 5 (17.24%) Scrum
7 5 (17.24%) Migration
7 5 (17.24%) X.509
7 5 (17.24%) DNS
7 5 (17.24%) SIEM
7 5 (17.24%) RESTful
7 5 (17.24%) Microsoft Azure
7 5 (17.24%) Spring Boot
7 5 (17.24%) Distributed Denial-of-Service
7 5 (17.24%) Bitbucket
8 4 (13.79%) User Stories
8 4 (13.79%) OAuth2
8 4 (13.79%) Prolexic
8 4 (13.79%) SDLC

PKI
Co-occurring IT Skills in the City of 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 (13.79%) Confluence
2 2 (6.90%) Cloud Foundry
2 2 (6.90%) Tomcat
Business Applications
1 2 (6.90%) Sentinel
Cloud Services
1 5 (17.24%) Microsoft Azure
2 4 (13.79%) Akamai
3 3 (10.34%) IaaS
3 3 (10.34%) PaaS
4 2 (6.90%) Amazon AWS
4 2 (6.90%) Datadog
4 2 (6.90%) IBM Cloud
4 2 (6.90%) OpenShift
Communications & Networking
1 8 (27.59%) Firewall
2 5 (17.24%) DNS
2 5 (17.24%) X.509
3 4 (13.79%) HTTP
4 3 (10.34%) Cisco ASA
4 3 (10.34%) Extranet
4 3 (10.34%) Sourcefire
4 3 (10.34%) TCP/IP
5 2 (6.90%) Internet
5 2 (6.90%) LAN
5 2 (6.90%) WAN
6 1 (3.45%) BGP
6 1 (3.45%) DHCP
6 1 (3.45%) EIGRP
6 1 (3.45%) Ethernet
6 1 (3.45%) OSPF
6 1 (3.45%) RIP
6 1 (3.45%) SNMP
6 1 (3.45%) SSL
6 1 (3.45%) VPN
Database & Business Intelligence
1 2 (6.90%) Aerospike
1 2 (6.90%) Amazon DynamoDB
1 2 (6.90%) Couchbase
1 2 (6.90%) Hazelcast
1 2 (6.90%) NoSQL
1 2 (6.90%) Redis
2 1 (3.45%) Hadoop
Development Applications
1 5 (17.24%) Bitbucket
2 4 (13.79%) JIRA
3 2 (6.90%) Artifactory
3 2 (6.90%) Cucumber
3 2 (6.90%) Git (software)
3 2 (6.90%) IBM UrbanCode
3 2 (6.90%) Octopus Deploy
3 2 (6.90%) Selenium
3 2 (6.90%) Sonatype Nexus
3 2 (6.90%) TeamCity
3 2 (6.90%) Zephyr
General
1 10 (34.48%) Finance
2 9 (31.03%) Banking
3 3 (10.34%) Advertising
3 3 (10.34%) Telecoms
4 2 (6.90%) Financial Institution
5 1 (3.45%) Retail
Job Titles
1 6 (20.69%) Security Engineer
2 5 (17.24%) Architect
3 3 (10.34%) Active Directory Architect
3 3 (10.34%) Consultant
3 3 (10.34%) Infrastructure Engineer
3 3 (10.34%) Java Engineer
3 3 (10.34%) Migration Architect
4 2 (6.90%) Analyst
4 2 (6.90%) Cloud Engineer
4 2 (6.90%) DevOps Engineer
4 2 (6.90%) Infrastructure Security Engineer
4 2 (6.90%) Security Consultant
4 2 (6.90%) VMware Consultant
5 1 (3.45%) Infrastructure Support Engineer
5 1 (3.45%) IT Manager
5 1 (3.45%) Network Engineer
5 1 (3.45%) Security Analyst
5 1 (3.45%) Security Architect
5 1 (3.45%) Support Engineer
5 1 (3.45%) Technical Consultant
Libraries, Frameworks & Software Standards
1 7 (24.14%) OAuth
1 7 (24.14%) OpenID
2 5 (17.24%) RESTful
2 5 (17.24%) Spring Boot
3 4 (13.79%) JSON
3 4 (13.79%) OAuth2
3 4 (13.79%) REST
4 3 (10.34%) HTML
4 3 (10.34%) Spring
5 2 (6.90%) Java EE
5 2 (6.90%) LDAP
5 2 (6.90%) Vert.x
Miscellaneous
1 5 (17.24%) Distributed Denial-of-Service
2 4 (13.79%) Fintech
3 3 (10.34%) User Experience
4 2 (6.90%) Hedge funds
4 2 (6.90%) Public Cloud
5 1 (3.45%) Analytical Skills
5 1 (3.45%) Cyberthreat
5 1 (3.45%) Data Centre
5 1 (3.45%) RSA SecurID
5 1 (3.45%) Security Operations Centre
Operating Systems
1 9 (31.03%) Windows
2 6 (20.69%) Windows Server
3 3 (10.34%) Linux
3 3 (10.34%) Unix
4 2 (6.90%) Red Hat Enterprise Linux
4 2 (6.90%) Ubuntu
5 1 (3.45%) Windows Server 2012
Processes & Methodologies
1 12 (41.38%) Cybersecurity
2 10 (34.48%) Agile Software Development
3 7 (24.14%) Waterfall
4 5 (17.24%) Migration
4 5 (17.24%) Scrum
4 5 (17.24%) SIEM
5 4 (13.79%) Defect Management
5 4 (13.79%) SDLC
5 4 (13.79%) User Stories
6 3 (10.34%) BDD
6 3 (10.34%) Computer Forensics
6 3 (10.34%) Infrastructure Engineering
6 3 (10.34%) Infrastructure Management
6 3 (10.34%) Network Design
6 3 (10.34%) Problem-Solving
6 3 (10.34%) Root Cause Analysis
6 3 (10.34%) Stakeholder Management
6 3 (10.34%) TDD
6 3 (10.34%) Vulnerability Management
7 2 (6.90%) Continuous Integration
Programming Languages
1 9 (31.03%) Java
2 6 (20.69%) Python
3 4 (13.79%) Ruby
4 3 (10.34%) JavaScript
5 2 (6.90%) Go
5 2 (6.90%) Perl
6 1 (3.45%) PowerShell
Qualifications
1 2 (6.90%) CCNP
1 2 (6.90%) Cisco Certification
1 2 (6.90%) Computer Science Degree
1 2 (6.90%) Degree
1 2 (6.90%) Master's Degree
2 1 (3.45%) CISSP
2 1 (3.45%) CompTIA Security+
2 1 (3.45%) GIAC
Quality Assurance & Compliance
1 2 (6.90%) ISO/IEC 27001
2 1 (3.45%) Cyber Essentials
2 1 (3.45%) GDPR
2 1 (3.45%) ISO/IEC 27002 (supersedes ISO/IEC 17799)
System Software
1 6 (20.69%) Active Directory
2 3 (10.34%) DFS Replication
2 3 (10.34%) VMware Infrastructure
3 2 (6.90%) Docker
3 2 (6.90%) VMware NSX
3 2 (6.90%) vSphere
4 1 (3.45%) BitLocker
4 1 (3.45%) Hyper-V
4 1 (3.45%) ProxySG
Systems Management
1 7 (24.14%) Single Sign-On
2 3 (10.34%) QRadar
3 2 (6.90%) Ansible
3 2 (6.90%) Consul
3 2 (6.90%) Kubernetes
3 2 (6.90%) Nagios
3 2 (6.90%) PowerCLI
3 2 (6.90%) Puppet
4 1 (3.45%) McAfee ePO
4 1 (3.45%) WSUS
Vendors
1 8 (27.59%) Microsoft
2 7 (24.14%) Cisco
3 4 (13.79%) Prolexic
4 3 (10.34%) CheckPoint
4 3 (10.34%) Splunk
4 3 (10.34%) VMware
5 2 (6.90%) AppDynamics
5 2 (6.90%) Google
5 2 (6.90%) IBM
5 2 (6.90%) Micro Focus
5 2 (6.90%) New Relic
5 2 (6.90%) Oracle
5 2 (6.90%) Veeam
6 1 (3.45%) Blue Coat
6 1 (3.45%) ION Trading
6 1 (3.45%) LogRhythm
6 1 (3.45%) McAfee
6 1 (3.45%) Symantec
6 1 (3.45%) Thycotic
6 1 (3.45%) Zscaler