Period
to

The following table provides summary statistics for contract job vacancies advertised in London with a requirement for X.509 skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited X.509 over the 6 months to 23 May 2022 with a comparison to the same period in 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.

X.509
England > London
6 months to
23 May 2022
Same period 2021 Same period 2020
Rank 567 464 422
Rank change year-on-year -103 -42 +167
Contract jobs citing X.509 10 8 11
As % of all contract jobs advertised in London 0.026% 0.033% 0.055%
As % of the Communications & Networking category 0.28% 0.37% 0.51%
Number of daily rates quoted 9 3 8
10th Percentile - £586 £539
25th Percentile £613 £614 £569
Median daily rate (50th Percentile) £650 £675 £588
Median % change year-on-year -3.70% +14.89% +10.85%
75th Percentile £688 £688 £650
90th Percentile - - £800
England median daily rate £650 £595 £595
% change year-on-year +9.24% - +12.26%
Number of hourly rates quoted 0 1 0
Median hourly rate - £60.00 -
England median hourly rate - £51.00 -

X.509 is in the Communications and Computer Networking category. The following table is for comparison with the above and provides summary statistics for all contract job vacancies advertised in London with a requirement for communications or computer networking skills.

All Communications and Computer Networking Skills
London
Contract vacancies with a requirement for communications or computer networking skills 3,623 2,167 2,168
As % of all contract IT jobs advertised in London 9.47% 8.93% 10.91%
Number of daily rates quoted 2,516 1,498 1,507
10th Percentile £313 £293 £213
25th Percentile £450 £381 £350
Median daily rate (50th Percentile) £550 £475 £450
Median % change year-on-year +15.79% +5.56% -5.26%
75th Percentile £656 £579 £575
90th Percentile £750 £675 £650
England median daily rate £500 £440 £425
% change year-on-year +13.64% +3.53% -2.86%
Number of hourly rates quoted 86 20 60
10th Percentile £20.95 £13.85 £15.18
25th Percentile £23.91 £21.53 £18.50
Median hourly rate £29.12 £47.33 £37.13
Median % change year-on-year -38.47% +27.48% +65.00%
75th Percentile £46.96 £64.06 £47.83
90th Percentile £67.50 £76.03 £52.63
England median hourly rate £23.91 £23.00 £20.50
% change year-on-year +3.96% +12.20% +8.61%

X.509
Job Vacancy Trend in London

Job postings citing X.509 as a proportion of all IT jobs advertised in London.

Job vacancy trend for X.509 in London

X.509
Contractor Daily Rate Trend in London

3-month moving average daily rate quoted in jobs citing X.509 in London.

Daily rate trend for X.509 in London

X.509
Contractor Hourly Rate Trend in London

3-month moving average hourly rates quoted in jobs citing X.509 in London.

Hourly rate trend for X.509 in London

For the 6 months to 23 May 2022, IT contractor jobs citing X.509 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 London region with a requirement for X.509.

1 9 (90.00%) Banking
2 8 (80.00%) Active Directory
2 8 (80.00%) SAML
2 8 (80.00%) Firewall
2 8 (80.00%) ISO/IEC 27001
2 8 (80.00%) Network Security
2 8 (80.00%) SaaS
2 8 (80.00%) Security Architecture
2 8 (80.00%) SIEM
2 8 (80.00%) Cybersecurity
2 8 (80.00%) Server Hardening
2 8 (80.00%) Active Directory Federation Services
2 8 (80.00%) Application Security
3 7 (70.00%) Data Security
3 7 (70.00%) Finance
4 6 (60.00%) Stakeholder Management
4 6 (60.00%) Threat Modelling
5 2 (20.00%) Workday
5 2 (20.00%) Self-Motivation
5 2 (20.00%) Social Skills
5 2 (20.00%) Benchmarking
5 2 (20.00%) Legal
5 2 (20.00%) SSH
6 1 (10.00%) NGFW
6 1 (10.00%) Network Intrusion Detection System

X.509
Co-occurring IT Skills in 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:

Cloud Services
1 8 (80.00%) SaaS
Communications & Networking
1 8 (80.00%) Firewall
1 8 (80.00%) Network Security
2 2 (20.00%) SSH
3 1 (10.00%) NGFW
General
1 9 (90.00%) Banking
2 7 (70.00%) Finance
3 2 (20.00%) Legal
3 2 (20.00%) Social Skills
Job Titles
1 7 (70.00%) Security Engineer
2 6 (60.00%) Architect
2 6 (60.00%) Security Architect
3 2 (20.00%) Analyst
3 2 (20.00%) HR Analyst
3 2 (20.00%) Reward Analyst
3 2 (20.00%) Workday Analyst
4 1 (10.00%) Security Specialist
4 1 (10.00%) Senior Data Warehouse Specialist
4 1 (10.00%) Senior Security Specialist
Libraries, Frameworks & Software Standards
1 8 (80.00%) SAML
Miscellaneous
1 2 (20.00%) Self-Motivation
Processes & Methodologies
1 8 (80.00%) Application Security
1 8 (80.00%) Cybersecurity
1 8 (80.00%) Security Architecture
1 8 (80.00%) Server Hardening
1 8 (80.00%) SIEM
2 7 (70.00%) Data Security
3 6 (60.00%) Stakeholder Management
3 6 (60.00%) Threat Modelling
4 2 (20.00%) Benchmarking
Quality Assurance & Compliance
1 8 (80.00%) ISO/IEC 27001
System Software
1 8 (80.00%) Active Directory
Systems Management
1 8 (80.00%) Active Directory Federation Services
2 1 (10.00%) Network Intrusion Detection System
Vendors
1 2 (20.00%) Workday