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Cyber Security Team Structures Explained: Who Does What in a Modern Cyber Security Department

6 min read

Cyber security has become a top priority for UK organisations of all sizes. From small businesses to financial institutions, healthcare providers, and government bodies, the risk of cyber attack is now a constant concern. Threats are more sophisticated, regulations more demanding, and customers more aware of data privacy than ever before.

But defending against cyber threats isn’t simply about having the right tools — it’s about having the right team. A modern cyber security department relies on clearly defined roles and responsibilities to ensure that defences are proactive, incidents are managed swiftly, and compliance is maintained.

This article explains the structure of a modern cyber security team, the roles you’ll typically find within it, how they collaborate, and what skills, qualifications, and salaries are expected in the UK job market.

Why Team Structure Matters in Cyber Security

Cyber security isn’t a single function. It spans prevention, detection, response, compliance, and education. Without clear roles, teams can suffer from:

  • Gaps in coverage — some areas of security, such as threat hunting or compliance, may be neglected.

  • Duplication of effort — two teams may handle overlapping responsibilities, wasting time and budget.

  • Slower responses — unclear ownership during an incident delays containment.

  • Regulatory risk — compliance failures can lead to fines from the ICO or FCA.

  • Higher turnover — employees without clear roles often feel overburdened or under-utilised.

A well-structured team ensures resilience, rapid response, and long-term compliance.

Core Roles in a Modern Cyber Security Department

Chief Information Security Officer (CISO)

The CISO is the senior leader responsible for the organisation’s entire security strategy. They report to the board, manage budgets, and oversee the cyber security team.

Responsibilities:

  • Define and implement cyber security strategy.

  • Communicate risks to senior leadership.

  • Ensure compliance with UK and international regulations.

  • Lead incident response at an executive level.

Skills/Qualifications:

  • Extensive cyber security and leadership experience.

  • Knowledge of ISO 27001, GDPR, NIST frameworks.

  • Strong communication with technical & non-technical stakeholders.

UK salary range: £100,000–£180,000+.

Security Operations Centre (SOC) Analyst

SOC analysts are the frontline defenders. They monitor security tools, analyse alerts, and respond to potential threats.

Responsibilities:

  • Monitor SIEM systems (e.g. Splunk, QRadar).

  • Investigate suspicious activity.

  • Escalate incidents to higher-level analysts.

  • Maintain logs for audits and compliance.

Skills/Qualifications:

  • Knowledge of networking, firewalls, and intrusion detection.

  • Familiarity with Linux/Windows environments.

  • Certifications: CompTIA Security+, GIAC, or equivalent.

UK salary range: £30,000–£55,000.

Incident Responder

Incident responders step in when an attack occurs. They contain, eradicate, and recover systems.

Responsibilities:

  • Lead response to breaches.

  • Contain malware, ransomware, or insider threats.

  • Forensic investigation of compromised systems.

  • Document findings for reports.

Skills/Qualifications:

  • Knowledge of digital forensics.

  • Malware analysis & reverse engineering.

  • Certifications: GIAC Certified Incident Handler (GCIH), CREST.

UK salary range: £45,000–£80,000.

Penetration Tester (Ethical Hacker)

Pen testers proactively test systems for vulnerabilities, simulating real-world attacks to find weaknesses before criminals do.

Responsibilities:

  • Conduct vulnerability scans and penetration tests.

  • Exploit weaknesses in networks, applications, or cloud.

  • Report findings to technical & business stakeholders.

  • Recommend fixes and mitigations.

Skills/Qualifications:

  • Proficiency with tools like Metasploit, Burp Suite, Nmap.

  • Strong knowledge of networks, applications, & operating systems.

  • Certifications: CREST, OSCP, CEH.

UK salary range: £40,000–£90,000.

Security Architect

Security architects design the organisation’s defence systems. They ensure networks, software, and cloud platforms are secure by design.

Responsibilities:

  • Design secure networks, firewalls, and identity access controls.

  • Develop security standards and frameworks.

  • Work with IT architects and developers to build secure systems.

  • Review new technologies for security risks.

Skills/Qualifications:

  • Strong background in networking, cloud security, and cryptography.

  • Certifications: CISSP, SABSA.

UK salary range: £70,000–£120,000.

Security Engineer

Security engineers implement and maintain the systems designed by architects.

Responsibilities:

  • Configure and maintain firewalls, IDS/IPS, VPNs.

  • Patch management and system hardening.

  • Build automation for security monitoring.

  • Support incident response teams.

Skills/Qualifications:

  • Scripting skills (Python, Bash, PowerShell).

  • Familiarity with cloud security tools (AWS Security Hub, Azure Security Centre).

UK salary range: £50,000–£90,000.

Threat Intelligence Analyst

Threat intelligence specialists collect, analyse, and share information about emerging threats and adversaries.

Responsibilities:

  • Research hacker groups, malware campaigns, and exploits.

  • Provide context to SOC alerts.

  • Develop intelligence reports for executives.

  • Feed intelligence into SIEMs and incident response teams.

Skills/Qualifications:

  • Analytical skills, OSINT, and knowledge of APTs.

  • Experience with intelligence platforms.

UK salary range: £45,000–£85,000.

Governance, Risk & Compliance (GRC) Specialist

GRC professionals ensure the organisation meets regulatory and policy requirements.

Responsibilities:

  • Conduct audits for ISO 27001, Cyber Essentials, GDPR.

  • Assess and manage security risks.

  • Draft policies and ensure staff compliance.

  • Liaise with regulators and auditors.

Skills/Qualifications:

  • Strong understanding of compliance frameworks.

  • Excellent communication & documentation skills.

UK salary range: £50,000–£95,000.

Cloud Security Specialist

With most organisations in the UK moving to cloud, this role is essential.

Responsibilities:

  • Secure AWS, Azure, and Google Cloud deployments.

  • Monitor cloud workloads for compliance.

  • Implement IAM, encryption, and logging.

  • Conduct regular audits of cloud services.

Skills/Qualifications:

  • Certifications: AWS Certified Security, Azure Security Engineer.

  • Knowledge of Kubernetes, serverless, and SaaS security.

UK salary range: £55,000–£100,000.

Application Security Engineer

These engineers work closely with developers to integrate security into the software lifecycle.

Responsibilities:

  • Conduct code reviews and static analysis.

  • Build secure coding guidelines.

  • Implement DevSecOps pipelines.

  • Provide training for developers.

Skills/Qualifications:

  • Strong programming background (Java, Python, C++).

  • Familiarity with OWASP Top 10.

UK salary range: £55,000–£95,000.

Cyber Security Trainer / Awareness Officer

Human error remains one of the biggest risks. Awareness officers design programmes to reduce risks from phishing, social engineering, and poor password habits.

Responsibilities:

  • Deliver training workshops.

  • Run phishing simulations.

  • Build awareness campaigns.

  • Track improvements in staff behaviour.

UK salary range: £30,000–£55,000.

How Cyber Security Roles Work Together

Cyber security is not a collection of siloed roles — it’s a team sport.

  1. Prevention: Architects, engineers, and GRC staff establish defences.

  2. Detection: SOC analysts and threat intelligence teams monitor systems.

  3. Response: Incident responders act quickly to contain breaches.

  4. Recovery: Engineers rebuild systems, while compliance staff document the event.

  5. Learning: Pen testers, trainers, and intelligence teams feed insights back to strengthen defences.

Startups vs Enterprises

  • Startups: A handful of people wear multiple hats. One engineer may handle SOC monitoring, incident response, and penetration testing.

  • SMEs: Teams begin to specialise. Compliance officers, pen testers, and SOC staff are more distinct.

  • Enterprises: Dedicated teams for every function, with clear separation of SOC, threat intelligence, compliance, architecture, and awareness training.

UK Salary Benchmarks

  • SOC Analyst: £30,000–£55,000

  • Incident Responder: £45,000–£80,000

  • Pen Tester: £40,000–£90,000

  • Security Architect: £70,000–£120,000

  • Security Engineer: £50,000–£90,000

  • Threat Intelligence Analyst: £45,000–£85,000

  • GRC Specialist: £50,000–£95,000

  • Cloud Security Specialist: £55,000–£100,000

  • Application Security Engineer: £55,000–£95,000

  • CISO: £100,000–£180,000+

Challenges in Team Structures

  • Skill shortages — the UK faces a well-documented shortage of cyber security professionals.

  • Overlapping roles — confusion between engineers, architects, and DevSecOps can slow projects.

  • Burnout — incident responders and SOC analysts often face long hours and high stress.

  • Rapidly evolving threats — constant upskilling is essential.

  • Budget constraints — SMEs may struggle to afford a full team.

Trends in the UK

  • Cloud first: Cloud security specialists are in high demand.

  • Zero trust architectures: More firms are adopting zero trust models.

  • AI & automation: Machine learning is being used for threat detection.

  • Public awareness: Cyber Essentials certification is spreading across SMEs.

  • Hybrid roles: Security pros increasingly need coding and data analytics skills.

FAQs

Do I need a degree for a cyber security job?Not always. Many UK employers value certifications and practical experience over degrees.

What certifications help in the UK market?Popular certifications include CISSP, CEH, OSCP, CompTIA Security+, and CREST qualifications.

What’s the most in-demand role right now?SOC analysts, penetration testers, and cloud security specialists are highly sought after.

Is cyber security a good career in the UK?Yes — it’s one of the fastest-growing fields, with high salaries and long-term stability.

Conclusion

Cyber security is one of the most critical functions in any modern organisation. A well-structured cyber security department combines leadership, architecture, engineering, analysis, compliance, and awareness training to create layered defences against evolving threats.

For UK job seekers, understanding who does what in a cyber security team is invaluable. Whether you’re aiming to be a SOC analyst, penetration tester, or even a CISO, clarity on roles and expectations helps you plan your career path.

For employers, investing in clear team structures reduces risk, improves efficiency, and ensures compliance.

Cyber security is no longer optional — it is a business essential. Building the right team is the foundation of resilience in the digital age.

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