Period
to 22 November 2017

The table below looks at the prevalence of the term PKI in permanent job vacancies advertised in Cambridge. Included is a benchmarking guide to the salaries offered in vacancies that have cited PKI over the 6 months to 22 November 2017 with a comparison to the same period over the previous 2 years.

Public-Key Infrastructure (PKI)
Cambridgeshire > Cambridge
6 months to
22 Nov 2017
Same period 2016 Same period 2015
Rank 182 147 155
Rank change year-on-year -35 +8 -27
Permanent jobs citing PKI 3 1 6
As % of all permanent IT jobs advertised in Cambridge 0.096% 0.044% 0.21%
As % of the Miscellaneous category 0.17% 0.083% 0.45%
Number of salaries quoted 0 1 0
Cambridge median annual salary - £51,500 -
Cambridgeshire median annual salary £26,500 £51,500 £74,000
% change year-on-year -48.54% -30.41% +76.19%

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 Cambridge with a requirement for generic IT skills.

All Generic IT Skills
Cambridge
Permanent vacancies with a requirement for generic IT skills 1802 1201 1335
As % of all permanent IT jobs advertised in Cambridge 57.55% 52.29% 47.21%
Number of salaries quoted 1369 974 1115
Cambridge median annual salary £50,000 £45,000 £42,500
Median salary % change year-on-year +11.11% +5.88% +1.19%
10th Percentile £30,000 £26,250 £27,500
90th Percentile £72,500 £67,500 £65,000
Cambridgeshire median annual salary £50,000 £45,000 £42,500
% change year-on-year +11.11% +5.88% +4.55%

PKI
Job Vacancy Trend in Cambridge

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

Job vacancy trend for PKI in Cambridge

PKI
Salary Trend in Cambridge

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

Salary trend for PKI in Cambridge

For the 6 months to 22 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 Cambridge region with a requirement for PKI.

1 3 (100.00%) Web Services
1 3 (100.00%) HTTPS
2 2 (66.67%) IPv6
2 2 (66.67%) PostgreSQL
2 2 (66.67%) Python
2 2 (66.67%) HTTP
2 2 (66.67%) DNS
2 2 (66.67%) Java
2 2 (66.67%) .NET
2 2 (66.67%) MySQL
2 2 (66.67%) Oracle
2 2 (66.67%) Continuous Integration
2 2 (66.67%) AMQP
2 2 (66.67%) SaaS
2 2 (66.67%) Puppet
2 2 (66.67%) MongoDB
2 2 (66.67%) Apache Cassandra
2 2 (66.67%) RabbitMQ
2 2 (66.67%) Node.js
2 2 (66.67%) REST
2 2 (66.67%) Redis
2 2 (66.67%) Opscode Chef
2 2 (66.67%) Ansible
2 2 (66.67%) Docker
2 2 (66.67%) Virtual Machines
3 1 (33.33%) Microservices
3 1 (33.33%) SDET
3 1 (33.33%) Test Strategy
3 1 (33.33%) Cryptography
3 1 (33.33%) Software Engineering

PKI
Co-occurring IT Skills in Cambridge 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:

Cloud Services
1 2 (66.67%) SaaS
Communications & Networking
1 3 (100.00%) HTTPS
2 2 (66.67%) AMQP
2 2 (66.67%) DNS
2 2 (66.67%) HTTP
2 2 (66.67%) IPv6
3 1 (33.33%) Internet
3 1 (33.33%) SSL
Database & Business Intelligence
1 2 (66.67%) Apache Cassandra
1 2 (66.67%) MongoDB
1 2 (66.67%) MySQL
1 2 (66.67%) PostgreSQL
1 2 (66.67%) Redis
Job Titles
1 2 (66.67%) Architect
1 2 (66.67%) Cloud Architect
1 2 (66.67%) Python Software Architect
1 2 (66.67%) Software Architect
2 1 (33.33%) Developer
2 1 (33.33%) Developer in Test
2 1 (33.33%) Software Developer
Libraries, Frameworks & Software Standards
1 3 (100.00%) Web Services
2 2 (66.67%) .NET
2 2 (66.67%) Node.js
2 2 (66.67%) RabbitMQ
2 2 (66.67%) REST
Processes & Methodologies
1 2 (66.67%) Continuous Integration
2 1 (33.33%) Cryptography
2 1 (33.33%) Microservices
2 1 (33.33%) SDET
2 1 (33.33%) Software Engineering
2 1 (33.33%) Test Strategy
Programming Languages
1 2 (66.67%) Java
1 2 (66.67%) Python
System Software
1 2 (66.67%) Docker
1 2 (66.67%) Virtual Machines
Systems Management
1 2 (66.67%) Ansible
1 2 (66.67%) Opscode Chef
1 2 (66.67%) Puppet
Vendors
1 2 (66.67%) Oracle