SIEM Contract Job Trends in the City of London

Security Information and Event Management (SIEM)
Central London > City of London

The table below provides summary statistics and contractor rates for jobs advertised in the City of London requiring SIEM skills. It covers vacancies from the 6 months leading up to 17 September 2025, with comparisons to the same periods in the previous two years.

6 months to
17 Sep 2025
Same period 2024 Same period 2023
Rank 103 114 119
Rank change year-on-year +11 +5 +55
Contract jobs citing SIEM 18 15 40
As % of all contract jobs advertised in the City of London 1.02% 0.72% 1.33%
As % of the Processes & Methodologies category 1.08% 0.78% 1.47%
Number of daily rates quoted 14 10 29
10th Percentile £470 £425 £445
25th Percentile £488 £497 £475
Median daily rate (50th Percentile) £547 £560 £550
Median % change year-on-year -2.37% +1.77% -21.43%
75th Percentile £617 £586 £650
90th Percentile £750 £618 £820
Central London median daily rate £547 £555 £550
% change year-on-year -1.44% +0.82% -21.29%

All Process and Methodology Skills
City of London

SIEM falls under the Processes and Methodologies category. For comparison with the information above, the following table provides summary statistics for all contract job vacancies requiring process or methodology skills in the City of London.

Contract vacancies with a requirement for process or methodology skills 1,661 1,913 2,719
As % of all contract IT jobs advertised in the City of London 94.27% 92.02% 90.30%
Number of daily rates quoted 1,107 1,212 1,878
10th Percentile £325 £375 £363
25th Percentile £419 £475 £475
Median daily rate (50th Percentile) £550 £575 £600
Median % change year-on-year -4.35% -4.17% +4.35%
75th Percentile £675 £688 £705
90th Percentile £763 £788 £813
Central London median daily rate £550 £575 £600
% change year-on-year -4.35% -4.17% +4.35%
Number of hourly rates quoted 22 17 16
10th Percentile £17.35 £15.20 £14.25
25th Percentile £23.98 £20.22 £16.02
Median hourly rate £28.33 £27.00 £25.00
Median % change year-on-year +4.91% +8.00% -41.86%
75th Percentile £53.50 £78.75 £44.87
90th Percentile £63.75 £137.50 £60.88
Central London median hourly rate £31.25 £35.00 £26.00
% change year-on-year -10.71% +34.62% -38.82%

SIEM
Job Vacancy Trend in the City of London

Job postings citing SIEM as a proportion of all IT jobs advertised in the City of London.

Job vacancy trend for SIEM in the City of London

SIEM
Daily Rate Trend in the City of London

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

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

SIEM
Daily Rate Histogram in the City of London

Daily rate distribution for jobs citing SIEM in the City of London over the 6 months to 17 September 2025.

Daily rate histogram for SIEM in the City of London

SIEM
Co-occurring Skills and Capabilities in the City of London by Category

The follow tables expand on the table above by listing co-occurrences grouped by category. The same employment type, locality and period is covered with up to 20 co-occurrences shown in each of the following categories:

Cloud Services
1 7 (38.89%) Azure
2 4 (22.22%) AWS
2 4 (22.22%) Azure Sentinel
3 3 (16.67%) GCP
4 2 (11.11%) Amazon EC2
4 2 (11.11%) Amazon S3
4 2 (11.11%) Amazon SQS
4 2 (11.11%) Microsoft 365
4 2 (11.11%) SaaS
5 1 (5.56%) Azure DevOps
5 1 (5.56%) Azure Monitor
5 1 (5.56%) Datadog
5 1 (5.56%) Entra ID
5 1 (5.56%) GitHub
5 1 (5.56%) IaaS
5 1 (5.56%) Nutanix
Communications & Networking
1 5 (27.78%) Firewall
2 4 (22.22%) Network Security
3 3 (16.67%) SSL
3 3 (16.67%) TCP/IP
4 2 (11.11%) DNS
4 2 (11.11%) VPN
5 1 (5.56%) BGP
5 1 (5.56%) FTP
5 1 (5.56%) HTTP
5 1 (5.56%) OSPF
5 1 (5.56%) SMTP
5 1 (5.56%) Software-Defined Networking
5 1 (5.56%) VLAN
5 1 (5.56%) Wireshark
General
1 7 (38.89%) Analytical Skills
2 6 (33.33%) Social Skills
3 4 (22.22%) Finance
4 2 (11.11%) Public Sector
5 1 (5.56%) Banking
5 1 (5.56%) Documentation Skills
5 1 (5.56%) Inclusion and Diversity
5 1 (5.56%) Law
5 1 (5.56%) Military
Job Titles
1 5 (27.78%) Security Engineer
2 4 (22.22%) Analyst
2 4 (22.22%) Architect
2 4 (22.22%) Security Architect
3 3 (16.67%) Operations Analyst
3 3 (16.67%) Security Analyst
3 3 (16.67%) Security Operations Analyst
4 2 (11.11%) Lead
5 1 (5.56%) Lead Consultant
5 1 (5.56%) Network Architect
5 1 (5.56%) Network Security Architect
5 1 (5.56%) Principal Engineer
5 1 (5.56%) Principal Security Engineer
5 1 (5.56%) QA Engineer
5 1 (5.56%) QA Leader
5 1 (5.56%) Senior
5 1 (5.56%) ServiceNow Developer
5 1 (5.56%) SIEM Engineer
5 1 (5.56%) SOC Analyst
5 1 (5.56%) SOC Engineer
Libraries, Frameworks & Software Standards
1 1 (5.56%) .NET
1 1 (5.56%) REST
1 1 (5.56%) SAML
1 1 (5.56%) YAML
Miscellaneous
1 3 (16.67%) Cyber Threat
1 3 (16.67%) Distributed Denial-of-Service
1 3 (16.67%) Security Operations Centre
2 2 (11.11%) CSOC
2 2 (11.11%) Management Information System
2 2 (11.11%) Onboarding
2 2 (11.11%) Security Posture
3 1 (5.56%) Algorithms
3 1 (5.56%) Cyber Kill Chain
3 1 (5.56%) Distributed Systems
3 1 (5.56%) Operational Technology
3 1 (5.56%) PKI
3 1 (5.56%) SCADA
3 1 (5.56%) STIX
3 1 (5.56%) YARA
Operating Systems
1 6 (33.33%) Windows
2 5 (27.78%) Linux
3 1 (5.56%) Windows Server
Processes & Methodologies
1 9 (50.00%) Cybersecurity
1 9 (50.00%) Incident Response
1 9 (50.00%) Security Operations
2 8 (44.44%) Problem-Solving
3 7 (38.89%) SOAR
4 5 (27.78%) DevOps
4 5 (27.78%) Security Monitoring
4 5 (27.78%) Threat Detection
5 4 (22.22%) Migration
5 4 (22.22%) Threat Modelling
6 3 (16.67%) Collaborative Working
6 3 (16.67%) Use Case
7 2 (11.11%) Agile
7 2 (11.11%) CI/CD
7 2 (11.11%) Cloud Security
7 2 (11.11%) Data Loss Prevention
7 2 (11.11%) Knowledge Transfer
7 2 (11.11%) Risk Assessment
7 2 (11.11%) Vulnerability Assessment
7 2 (11.11%) Zero Trust
Programming Languages
1 6 (33.33%) PowerShell
1 6 (33.33%) Python
2 3 (16.67%) Bash
3 1 (5.56%) C#
3 1 (5.56%) Kusto Query Language
3 1 (5.56%) Perl
Qualifications
1 3 (16.67%) SC Cleared
1 3 (16.67%) Security Cleared
2 1 (5.56%) (ISC)2 CCSP
2 1 (5.56%) Cisco Certification
2 1 (5.56%) CISSP
2 1 (5.56%) CompTIA Security+
2 1 (5.56%) CREST Certified
2 1 (5.56%) GCFA
2 1 (5.56%) GCIA
2 1 (5.56%) GCIH
2 1 (5.56%) GIAC
2 1 (5.56%) SANS
Quality Assurance & Compliance
1 4 (22.22%) NIST
2 2 (11.11%) ISO/IEC 27001
3 1 (5.56%) Cyber Essentials
3 1 (5.56%) GDPR
3 1 (5.56%) HIPAA
3 1 (5.56%) PCI DSS
3 1 (5.56%) QA
System Software
1 3 (16.67%) Active Directory
2 1 (5.56%) VMware NSX
2 1 (5.56%) vSphere
Systems Management
1 2 (11.11%) QRadar
2 1 (5.56%) FortiGate
2 1 (5.56%) Single Sign-On
2 1 (5.56%) Terraform
Vendors
1 9 (50.00%) Splunk
2 5 (27.78%) Microsoft
2 5 (27.78%) VMware
3 2 (11.11%) CheckPoint
3 2 (11.11%) Fortinet
3 2 (11.11%) Palo Alto
4 1 (5.56%) AlgoSec
4 1 (5.56%) Cisco
4 1 (5.56%) Exabeam
4 1 (5.56%) Google
4 1 (5.56%) LogRhythm
4 1 (5.56%) MobileIron
4 1 (5.56%) Qualys
4 1 (5.56%) ServiceNow
4 1 (5.56%) Tufin
4 1 (5.56%) Zscaler