Period
to 17 November 2017

The table below looks at the prevalence of the term PKI in permanent job vacancies advertised in Hertfordshire. Included is a benchmarking guide to the salaries offered in vacancies that have cited PKI over the 6 months to 17 November 2017 with a comparison to the same period over the previous 2 years.

Public-Key Infrastructure (PKI)
East of England > Hertfordshire
6 months to
17 Nov 2017
Same period 2016 Same period 2015
Rank 205 197 231
Rank change year-on-year -8 +34 -46
Permanent jobs citing PKI 12 18 9
As % of all permanent IT jobs advertised in Hertfordshire 0.27% 0.40% 0.17%
As % of the Miscellaneous category 0.65% 0.99% 0.41%
Number of salaries quoted 10 14 4
Hertfordshire median annual salary £42,500 £50,000 £78,250
Median salary % change year-on-year -15.00% -36.10% +11.79%
10th Percentile £36,750 £46,250 £64,000
90th Percentile £64,625 £65,000 £94,750
East of England median annual salary £47,000 £58,500 £70,000
% change year-on-year -19.66% -16.43% +12.00%

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

All Generic IT Skills
Hertfordshire
Permanent vacancies with a requirement for generic IT skills 1849 1813 2204
As % of all permanent IT jobs advertised in Hertfordshire 42.12% 40.47% 40.93%
Number of salaries quoted 1537 1466 1737
Hertfordshire median annual salary £47,500 £45,250 £45,000
Median salary % change year-on-year +4.97% +0.56% -
10th Percentile £25,985 £24,875 £25,750
90th Percentile £71,250 £72,500 £71,250
East of England median annual salary £46,000 £45,000 £42,500
% change year-on-year +2.22% +5.88% +1.19%

PKI
Job Vacancy Trend in Hertfordshire

Job postings citing PKI as a percentage of all IT jobs advertised in Hertfordshire.

Job vacancy trend for PKI in Hertfordshire

PKI
Salary Trend in Hertfordshire

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

Salary trend for PKI in Hertfordshire

PKI
Salary Histogram in Hertfordshire

The salary distribution of IT jobs citing PKI in Hertfordshire over the 6 months to 17 November 2017.

Salary histogram for PKI in Hertfordshire

PKI
Job Locations in Hertfordshire

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing PKI within the Hertfordshire region over the 6 months to 17 November 2017. The 'Rank Change' column provides an indication of the change in demand within each location based on the same 6 month period last year.

Location Rank Change
on Same Period
Last Year
Matching
Permanent
IT Job Ads
Median Salary
Past 6 Months
Median Salary
% Change
on Same Period
Last Year
Live
Job
Vacancies
Watford -14 5 £42,500 -12.82%
Welwyn Garden City - 2 - -
Stevenage - 2 £38,000 - 1
Rickmansworth +3 1 £82,500 +41.03%
PKI
East of England

For the 6 months to 17 November 2017, IT jobs citing PKI 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 Hertfordshire region with a requirement for PKI.

1 5 (41.67%) Office 365
2 4 (33.33%) Mimecast
2 4 (33.33%) CSSLP
2 4 (33.33%) Performance Tuning
2 4 (33.33%) SANS
2 4 (33.33%) DKIM
2 4 (33.33%) DMARC
2 4 (33.33%) Data Loss Prevention
2 4 (33.33%) Oracle
2 4 (33.33%) WebLogic
2 4 (33.33%) Unix
2 4 (33.33%) Solaris
2 4 (33.33%) CISSP
2 4 (33.33%) BMC
2 4 (33.33%) Middleware
2 4 (33.33%) Forcepoint
2 4 (33.33%) SSCP
2 4 (33.33%) Finance
2 4 (33.33%) GIAC
3 3 (25.00%) SSH
3 3 (25.00%) Security+ Certification
3 3 (25.00%) CISA
3 3 (25.00%) CISM
3 3 (25.00%) BMC PATROL
3 3 (25.00%) Shell Script
3 3 (25.00%) Red Hat
3 3 (25.00%) TCP/IP
3 3 (25.00%) DNS
3 3 (25.00%) AIX
3 3 (25.00%) Apache

PKI
Co-occurring IT Skills in Hertfordshire 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 (33.33%) WebLogic
2 3 (25.00%) Apache
2 3 (25.00%) Tomcat
3 1 (8.33%) SharePoint
Cloud Services
1 5 (41.67%) Office 365
2 4 (33.33%) Mimecast
Communications & Networking
1 4 (33.33%) DKIM
1 4 (33.33%) DMARC
2 3 (25.00%) DNS
2 3 (25.00%) LDAP
2 3 (25.00%) SSH
2 3 (25.00%) TCP/IP
3 2 (16.67%) BGP
3 2 (16.67%) Cisco ASA
3 2 (16.67%) Cisco IOS
3 2 (16.67%) Firewall
3 2 (16.67%) Junos
3 2 (16.67%) LAN
3 2 (16.67%) OSPF
3 2 (16.67%) VLAN
4 1 (8.33%) NetScaler
Database & Business Intelligence
1 1 (8.33%) Data Warehouse
1 1 (8.33%) MySQL
1 1 (8.33%) OLTP
General
1 4 (33.33%) Finance
2 1 (8.33%) Retail
Job Titles
1 4 (33.33%) Security Engineer
2 3 (25.00%) Unix Engineer
3 2 (16.67%) Analyst
3 2 (16.67%) IT Analyst
3 2 (16.67%) IT Security Analyst
3 2 (16.67%) Junior
3 2 (16.67%) Junior Unix Engineer
3 2 (16.67%) Network Engineer
3 2 (16.67%) Network Support
3 2 (16.67%) Network Support Engineer
3 2 (16.67%) SC Cleared Network Engineer
3 2 (16.67%) Security Analyst
3 2 (16.67%) Senior Analyst
3 2 (16.67%) Senior IT Security Analyst
3 2 (16.67%) Senior Security Analyst
3 2 (16.67%) Support Engineer
4 1 (8.33%) Data Engineer
4 1 (8.33%) Oracle Architect
4 1 (8.33%) Payments Architect
4 1 (8.33%) Payments Solutions Architect
Libraries, Frameworks & Software Standards
1 4 (33.33%) Middleware
2 3 (25.00%) Web Services
3 1 (8.33%) SAML
Miscellaneous
1 3 (25.00%) Fintech
2 2 (16.67%) Data Centre
3 1 (8.33%) Enterprise Software
3 1 (8.33%) Mobile Payment
Operating Systems
1 4 (33.33%) Solaris
1 4 (33.33%) Unix
2 3 (25.00%) AIX
3 2 (16.67%) Windows
4 1 (8.33%) Linux
4 1 (8.33%) Windows 7
4 1 (8.33%) Windows Server 2008
Processes & Methodologies
1 4 (33.33%) Data Loss Prevention
1 4 (33.33%) Performance Tuning
2 3 (25.00%) Security Architecture
3 2 (16.67%) Cybersecurity
3 2 (16.67%) Database Security
3 2 (16.67%) Risk Analysis
3 2 (16.67%) Risk Assessment
4 1 (8.33%) Benchmarking
4 1 (8.33%) Business Intelligence
4 1 (8.33%) High Availability
4 1 (8.33%) Network Architecture
4 1 (8.33%) Open Source
4 1 (8.33%) Performance Testing
4 1 (8.33%) PRINCE
4 1 (8.33%) PRINCE2
4 1 (8.33%) Proactive Monitoring
4 1 (8.33%) Product Management
4 1 (8.33%) SIEM
Programming Languages
1 3 (25.00%) Bourne shell
1 3 (25.00%) C-shell
1 3 (25.00%) Perl
1 3 (25.00%) Python
1 3 (25.00%) Shell Script
2 1 (8.33%) Java
2 1 (8.33%) SQL
Qualifications
1 4 (33.33%) CISSP
1 4 (33.33%) CSSLP
1 4 (33.33%) GIAC
1 4 (33.33%) SANS
1 4 (33.33%) SSCP
2 3 (25.00%) CISA
2 3 (25.00%) CISM
2 3 (25.00%) CompTIA Security+
2 3 (25.00%) SC Cleared
2 3 (25.00%) Security Cleared
2 3 (25.00%) Security+ Certification
3 1 (8.33%) CCNA
3 1 (8.33%) Cisco Certification
3 1 (8.33%) JNCIA
3 1 (8.33%) JNCIS
System Software
1 2 (16.67%) VMware Infrastructure
2 1 (8.33%) Active Directory
2 1 (8.33%) Microsoft App-V
2 1 (8.33%) VMware ESXi
Systems Management
1 3 (25.00%) BMC PATROL
2 1 (8.33%) OpenView
2 1 (8.33%) SCCM
2 1 (8.33%) Tivoli
Vendors
1 4 (33.33%) BMC
1 4 (33.33%) Forcepoint
1 4 (33.33%) Oracle
2 3 (25.00%) Red Hat
2 3 (25.00%) Thales
2 3 (25.00%) VocaLink
3 2 (16.67%) Cisco
3 2 (16.67%) Juniper
3 2 (16.67%) VMware
4 1 (8.33%) IBM
4 1 (8.33%) Microsoft
4 1 (8.33%) Sun