SSL Contract Job Trends in the City of London

Secure Socket Layer (SSL)
Central London > City of London

The table below provides summary statistics and contractor rates for jobs advertised in the City of London requiring SSL skills. It covers contract job vacancies from the 6 months leading up to 23 October 2025, with comparisons to the same periods in the previous two years.

6 months to
23 Oct 2025
Same period 2024 Same period 2023
Rank 108 117 138
Rank change year-on-year +9 +21 +32
Contract jobs citing SSL 11 11 11
As % of all contract jobs in the City of London 0.65% 0.52% 0.39%
As % of the Communications & Networking category 7.10% 4.82% 4.04%
Number of daily rates quoted 9 3 1
10th Percentile £464 £580 -
25th Percentile £538 £663 £525
Median daily rate (50th Percentile) £575 £850 £550
Median % change year-on-year -32.35% +54.55% -8.33%
75th Percentile £625 £919 £575
90th Percentile £775 £930 -
Central London median daily rate £588 £850 £588
% change year-on-year -30.88% +44.68% -2.08%

All Communications and Computer Networking Skills
City of London

SSL falls under the Communications and Computer Networking category. For comparison with the information above, the following table provides summary statistics for all contract job vacancies requiring communications or computer networking skills in the City of London.

Contract vacancies with a requirement for communications or computer networking skills 155 228 272
As % of all contract IT jobs advertised in the City of London 9.19% 10.79% 9.56%
Number of daily rates quoted 114 139 169
10th Percentile £254 £312 £263
25th Percentile £406 £431 £431
Median daily rate (50th Percentile) £540 £525 £538
Median % change year-on-year +2.86% -2.33% -0.46%
75th Percentile £672 £638 £625
90th Percentile £738 £754 £700
Central London median daily rate £536 £525 £525
% change year-on-year +2.10% - -
Number of hourly rates quoted 3 1 2
10th Percentile £20.89 - £26.38
25th Percentile £21.96 £31.25 £34.06
Median hourly rate £24.50 £32.50 £48.75
Median % change year-on-year -24.62% -33.33% +134.94%
75th Percentile £45.41 £33.75 £64.06
90th Percentile £57.51 - £72.13
Central London median hourly rate £24.99 £32.50 £48.75
% change year-on-year -23.12% -33.33% +132.14%

SSL
Job Vacancy Trend in the City of London

Historical trend showing the proportion of contract IT job postings citing SSL relative to all contract IT jobs advertised in the City of London.

SSL job vacancy trend in the City of London

SSL
Daily Rate Trend in the City of London

Contractor daily rate distribution trend for jobs in the City of London citing SSL.

Contractor daily rate distribution trend for jobs in the City of London citing SSL

SSL
Daily Rate Histogram in the City of London

Daily rate distribution for jobs citing SSL in the City of London over the 6 months to 23 October 2025.

Daily rate histogram for SSL in the City of London

SSL
Hourly Rate Trend in the City of London

Contractor hourly rate distribution trend for jobs in the City of London citing SSL.

Contractor hourly rate distribution trend for jobs in the City of London citing SSL

SSL
Co-Occurring Skills & Capabilities in the City of London by Category

The following tables expand on the one above by listing co-occurrences grouped by category. They cover the same employment type, locality and period, with up to 20 co-occurrences shown in each category:

Application Platforms
1 2 (18.18%) Confluence
Business Applications
1 2 (18.18%) Remedy ITSM
Cloud Services
1 4 (36.36%) AWS
2 2 (18.18%) Amazon CloudWatch
2 2 (18.18%) Amazon EC2
2 2 (18.18%) Amazon ELB
2 2 (18.18%) Amazon S3
2 2 (18.18%) Azure
2 2 (18.18%) GCP
2 2 (18.18%) Virtual Private Cloud
3 1 (9.09%) Akamai
3 1 (9.09%) Cloudflare
Communications & Networking
1 6 (54.55%) TCP/IP
2 4 (36.36%) DNS
2 4 (36.36%) Firewall
3 3 (27.27%) HTTPS
3 3 (27.27%) VPN
4 2 (18.18%) HTTP
5 1 (9.09%) BGP
5 1 (9.09%) DHCP
5 1 (9.09%) Internet
5 1 (9.09%) Network Security
5 1 (9.09%) OSPF
5 1 (9.09%) Wireshark
Development Applications
1 2 (18.18%) Git
1 2 (18.18%) Jenkins
1 2 (18.18%) JIRA
1 2 (18.18%) Robot Framework
2 1 (9.09%) GitLab
General
1 5 (45.45%) Social Skills
2 3 (27.27%) Finance
3 2 (18.18%) Financial Institution
3 2 (18.18%) Public Sector
4 1 (9.09%) Influencing Skills
4 1 (9.09%) Presentation Skills
Job Titles
1 5 (45.45%) Senior
2 4 (36.36%) Infrastructure Engineer
2 4 (36.36%) Network Engineer
3 3 (27.27%) Developer
4 2 (18.18%) Architect
4 2 (18.18%) Network Infrastructure Engineer
4 2 (18.18%) Python Engineer
4 2 (18.18%) Security Engineer
4 2 (18.18%) Senior Architect
4 2 (18.18%) Senior Infrastructure Engineer
5 1 (9.09%) Firewall Architect
5 1 (9.09%) Firewall Engineer
5 1 (9.09%) Network Architect
5 1 (9.09%) Network Security Engineer
5 1 (9.09%) QA Leader
5 1 (9.09%) Senior Developer
5 1 (9.09%) Senior Firewall Engineer
5 1 (9.09%) Senior Network Architect
5 1 (9.09%) Senior Network Engineer
5 1 (9.09%) ServiceNow Developer
Libraries, Frameworks & Software Standards
1 4 (36.36%) JSON
1 4 (36.36%) REST
1 4 (36.36%) SOAP
2 3 (27.27%) SAML
3 2 (18.18%) AngularJS
3 2 (18.18%) Apache Camel
3 2 (18.18%) HTML
3 2 (18.18%) HTML5
3 2 (18.18%) JDBC
3 2 (18.18%) jQuery
3 2 (18.18%) LDAP
3 2 (18.18%) OAuth
3 2 (18.18%) ODBC
3 2 (18.18%) RabbitMQ
3 2 (18.18%) Web Services
3 2 (18.18%) XML
Miscellaneous
1 2 (18.18%) Private Cloud
2 1 (9.09%) Algorithms
2 1 (9.09%) Distributed Denial-of-Service
2 1 (9.09%) Management Information System
2 1 (9.09%) PKI
Operating Systems
1 5 (45.45%) Linux
2 2 (18.18%) Unix
Processes & Methodologies
1 8 (72.73%) DevOps
2 5 (45.45%) Test Automation
3 4 (36.36%) Infrastructure Engineering
4 3 (27.27%) Agile
4 3 (27.27%) High Availability
4 3 (27.27%) Infrastructure Management
4 3 (27.27%) Load Balancing
5 2 (18.18%) API Development
5 2 (18.18%) Configuration Management
5 2 (18.18%) Containerisation
5 2 (18.18%) Deployment Automation
5 2 (18.18%) Integration Patterns
5 2 (18.18%) ITSM
5 2 (18.18%) Low Latency
5 2 (18.18%) Microservices
5 2 (18.18%) Problem-Solving
5 2 (18.18%) Scrum
5 2 (18.18%) SDLC
5 2 (18.18%) SIEM
5 2 (18.18%) Ultra-Low Latency
Programming Languages
1 4 (36.36%) Python
2 2 (18.18%) JavaScript
2 2 (18.18%) Perl
3 1 (9.09%) Bash
Qualifications
1 7 (63.64%) SC Cleared
1 7 (63.64%) Security Cleared
2 1 (9.09%) Computer Science Degree
2 1 (9.09%) CREST Certified
2 1 (9.09%) Degree
2 1 (9.09%) GIAC
2 1 (9.09%) SANS
Quality Assurance & Compliance
1 1 (9.09%) QA
System Software
1 2 (18.18%) Docker
Systems Management
1 5 (45.45%) Ansible
1 5 (45.45%) Terraform
2 3 (27.27%) Single Sign-On
Vendors
1 5 (45.45%) F5
2 3 (27.27%) CheckPoint
2 3 (27.27%) Palo Alto
3 2 (18.18%) Axway
3 2 (18.18%) BMC
3 2 (18.18%) HP
3 2 (18.18%) Ivanti
3 2 (18.18%) Remedy
3 2 (18.18%) ServiceNow
4 1 (9.09%) Fortinet
4 1 (9.09%) Infoblox
4 1 (9.09%) Microsoft
4 1 (9.09%) Oracle
4 1 (9.09%) Splunk
4 1 (9.09%) Zscaler