Period
to 21 August 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 21 August 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
21 Aug 2018
Same period 2017 Same period 2016
Rank 231 230 227
Rank change year-on-year -1 -3 +39
Contract jobs citing PKI 29 20 21
As % of all contract IT jobs advertised in the City of London 0.41% 0.30% 0.31%
As % of the Miscellaneous category 0.95% 0.72% 0.77%
Number of daily rates quoted 27 16 17
City of London median daily rate £590 £550 £500
Median daily rate % change year-on-year +7.27% +10.00% +25.00%
10th Percentile £450 £422 £410
90th Percentile £738 £716 £575
Central London median daily rate £590 £550 £500
% change year-on-year +7.27% +10.00% +23.08%
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 3,052 2,791 2,735
As % of all contract IT jobs advertised in the City of London 43.50% 42.13% 40.46%
Number of daily rates quoted 2,345 2,111 2,213
City of London median daily rate £525 £525 £475
Median daily rate % change year-on-year - +10.53% +2.15%
10th Percentile £313 £313 £306
90th Percentile £723 £688 £663
Central London median daily rate £523 £525 £471
% change year-on-year -0.48% +11.41% +4.72%
Number of hourly rates quoted 57 30 28
City of London median hourly rate £19.25 £21.16 £19.00
Median hourly rate % change year-on-year -9.00% +11.34% -9.52%
10th Percentile £13.31 £12.52 £11.25
90th Percentile £35.64 £33.36 £49.40
Central London median hourly rate £19.25 £18.85 £18.45
% change year-on-year +2.12% +2.17% -12.14%

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 21 August 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 21 August 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%) Agile Software Development
1 12 (41.38%) Banking
2 11 (37.93%) Finance
3 10 (34.48%) Firewall
3 10 (34.48%) Cybersecurity
4 9 (31.03%) Scrum
5 8 (27.59%) Windows
5 8 (27.59%) OAuth
6 7 (24.14%) ISO/IEC 27001
6 7 (24.14%) Cisco
6 7 (24.14%) Single Sign-On
7 6 (20.69%) Distributed Denial-of-Service
7 6 (20.69%) SDLC
7 6 (20.69%) Microsoft
7 6 (20.69%) Java
7 6 (20.69%) Waterfall
8 5 (17.24%) SIEM
8 5 (17.24%) RESTful
8 5 (17.24%) Unix
8 5 (17.24%) Python
8 5 (17.24%) DNS
9 4 (13.79%) HTTP
9 4 (13.79%) Cisco Certification
9 4 (13.79%) SAML
9 4 (13.79%) Information Security
9 4 (13.79%) Stakeholder Management
9 4 (13.79%) Amazon AWS
9 4 (13.79%) OWASP
9 4 (13.79%) PowerShell
9 4 (13.79%) Akamai

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
Business Applications
1 2 (6.90%) Advent Portfolio Exchange
Cloud Services
1 4 (13.79%) Akamai
1 4 (13.79%) Amazon AWS
2 3 (10.34%) Microsoft Azure
3 2 (6.90%) Amazon CloudWatch
3 2 (6.90%) AWS CloudTrail
3 2 (6.90%) GitHub
3 2 (6.90%) IaaS
3 2 (6.90%) npm
3 2 (6.90%) PaaS
Communications & Networking
1 10 (34.48%) Firewall
2 5 (17.24%) DNS
3 4 (13.79%) HTTP
4 3 (10.34%) Extranet
4 3 (10.34%) Internet
4 3 (10.34%) TCP/IP
5 2 (6.90%) Cisco ASA
5 2 (6.90%) Cisco ISE
5 2 (6.90%) Kerberos
5 2 (6.90%) Network Security
5 2 (6.90%) WAN
5 2 (6.90%) X.509
6 1 (3.45%) BGP
6 1 (3.45%) EIGRP
6 1 (3.45%) HSRP
6 1 (3.45%) Multicast
6 1 (3.45%) OSPF
6 1 (3.45%) RIP
6 1 (3.45%) SSL
6 1 (3.45%) tcpdump
Database & Business Intelligence
1 2 (6.90%) Hadoop
2 1 (3.45%) Big Data
2 1 (3.45%) HBase
Development Applications
1 4 (13.79%) JIRA
2 3 (10.34%) Bitbucket
3 2 (6.90%) Git (software)
3 2 (6.90%) Jenkins
3 2 (6.90%) SonarQube
General
1 12 (41.38%) Banking
2 11 (37.93%) Finance
3 3 (10.34%) Advertising
4 2 (6.90%) Investment Banking
5 1 (3.45%) Retail
5 1 (3.45%) Telecoms
Job Titles
1 8 (27.59%) Security Engineer
2 7 (24.14%) Architect
3 4 (13.79%) Security Architect
4 3 (10.34%) Analyst
4 3 (10.34%) Consultant
4 3 (10.34%) Java Engineer
4 3 (10.34%) Security Analyst
5 2 (6.90%) AWS Architect
5 2 (6.90%) AWS Engineer
5 2 (6.90%) Cloud Architect
5 2 (6.90%) Digital Architect
5 2 (6.90%) Evangelist
5 2 (6.90%) IT Engineer
5 2 (6.90%) IT Security Engineer
5 2 (6.90%) Security Consultant
5 2 (6.90%) VMware Consultant
6 1 (3.45%) Infrastructure Engineer
6 1 (3.45%) Senior Analyst
6 1 (3.45%) Senior Project Manager
6 1 (3.45%) Technical Consultant
Libraries, Frameworks & Software Standards
1 8 (27.59%) OAuth
2 5 (17.24%) RESTful
3 4 (13.79%) OpenID
3 4 (13.79%) SAML
4 3 (10.34%) HTML
4 3 (10.34%) OAuth2
4 3 (10.34%) Spring
4 3 (10.34%) Spring Boot
5 2 (6.90%) LDAP
5 2 (6.90%) Middleware
5 2 (6.90%) Node.js
6 1 (3.45%) JSON
6 1 (3.45%) Kafka
6 1 (3.45%) REST
6 1 (3.45%) Velocity
Miscellaneous
1 6 (20.69%) Distributed Denial-of-Service
2 4 (13.79%) Data Centre
3 2 (6.90%) Cyberthreat
3 2 (6.90%) Public Cloud
4 1 (3.45%) Analytical Skills
4 1 (3.45%) CMDB
4 1 (3.45%) Fintech
4 1 (3.45%) Linux Command Line
4 1 (3.45%) Security Operations Centre
4 1 (3.45%) User Experience
Operating Systems
1 8 (27.59%) Windows
2 5 (17.24%) Unix
3 3 (10.34%) Linux
4 2 (6.90%) Windows Server
5 1 (3.45%) AIX
5 1 (3.45%) Apple iOS
5 1 (3.45%) CoreOS
5 1 (3.45%) Mac OS X
5 1 (3.45%) Solaris
Processes & Methodologies
1 12 (41.38%) Agile Software Development
2 10 (34.48%) Cybersecurity
3 9 (31.03%) Scrum
4 6 (20.69%) SDLC
4 6 (20.69%) Waterfall
5 5 (17.24%) SIEM
6 4 (13.79%) DevOps
6 4 (13.79%) Identity Access Management
6 4 (13.79%) Information Security
6 4 (13.79%) OWASP
6 4 (13.79%) Stakeholder Management
7 3 (10.34%) B2B
7 3 (10.34%) B2C
7 3 (10.34%) BDD
7 3 (10.34%) Enterprise Architecture
7 3 (10.34%) Microservices
7 3 (10.34%) Migration
7 3 (10.34%) Problem-Solving
7 3 (10.34%) TDD
7 3 (10.34%) Vulnerability Management
Programming Languages
1 6 (20.69%) Java
2 5 (17.24%) Python
3 4 (13.79%) PowerShell
4 3 (10.34%) JavaScript
5 2 (6.90%) Apex Code
5 2 (6.90%) Bash Shell
5 2 (6.90%) Perl
5 2 (6.90%) PyPy
6 1 (3.45%) Ruby
Qualifications
1 4 (13.79%) Cisco Certification
2 3 (10.34%) CCNA
2 3 (10.34%) CCNP
3 2 (6.90%) CISSP
3 2 (6.90%) SC Cleared
3 2 (6.90%) Security Cleared
4 1 (3.45%) CEH
4 1 (3.45%) CGEIT
4 1 (3.45%) CRISC
4 1 (3.45%) DV Cleared
4 1 (3.45%) GCIH
4 1 (3.45%) SANS
Quality Assurance & Compliance
1 7 (24.14%) ISO/IEC 27001
2 2 (6.90%) ISO/IEC 27005
2 2 (6.90%) NIST 800
3 1 (3.45%) Cyber Essentials
3 1 (3.45%) GDPR
3 1 (3.45%) ISO/IEC 27002 (supersedes ISO/IEC 17799)
3 1 (3.45%) PCI DSS
System Software
1 2 (6.90%) Active Directory
1 2 (6.90%) OpenAM
1 2 (6.90%) VMware Infrastructure
1 2 (6.90%) VMware NSX
1 2 (6.90%) vSphere
2 1 (3.45%) DFS Replication
2 1 (3.45%) Docker
2 1 (3.45%) ProxySG
Systems Management
1 7 (24.14%) Single Sign-On
2 2 (6.90%) CASB
2 2 (6.90%) PowerCLI
3 1 (3.45%) CSIRT
3 1 (3.45%) Kubernetes
Vendors
1 7 (24.14%) Cisco
2 6 (20.69%) Microsoft
3 4 (13.79%) Prolexic
4 3 (10.34%) Splunk
4 3 (10.34%) Symantec
5 2 (6.90%) Blue Coat
5 2 (6.90%) CA
5 2 (6.90%) CyberArk
5 2 (6.90%) Forcepoint
5 2 (6.90%) Qualys
5 2 (6.90%) Salesforce.com
5 2 (6.90%) Veeam
5 2 (6.90%) VMware
6 1 (3.45%) CheckPoint
6 1 (3.45%) Citrix
6 1 (3.45%) F5
6 1 (3.45%) ION Trading
6 1 (3.45%) LogRhythm
6 1 (3.45%) McAfee
6 1 (3.45%) Palo Alto