SOC Analyst Tier 1 – New Centre, Growth & Training

83zero Ltd; Greater London; On-site; GBP 32,000 - 39,000; Full time

Job summary

83zero Ltd in London is expanding its security operations with five Tier 1 SOC Security Analysts to join a brand-new 24/7 SOC, delivering monitoring, threat detection and incident response across international operations.

You will gain hands-on exposure to SIEM and EDR/XDR, work with modern security technologies, and build your cybersecurity career in a global enterprise environment with clear progression.

Qualifications

• 1–3 years' experience within a SOC, cybersecurity operations or security monitoring environment.
• Hands-on exposure to SIEM and endpoint security technologies.
• An understanding of cybersecurity threats, incident response and common attack techniques.
• Knowledge of Windows environments, networking, DNS and authentication.
• Familiarity with Microsoft 365 environments.
• Good analytical and problem-solving skills, with the ability to identify genuine threats.
• Strong communication skills and attention to detail.
• Willingness to work within a 24/7 shift environment.

Responsibilities

• Monitoring and triaging security alerts and events using SIEM and EDR/XDR technologies.
• Investigating suspicious activity, potential cyber threats and indicators of compromise.
• Analysing phishing attempts, malware alerts, suspicious logins and endpoint security incidents.
• Performing initial security investigations and escalating incidents where required.
• Following incident response playbooks and maintaining accurate investigation records.
• Working with Microsoft security technologies and enterprise monitoring platforms.
• Supporting threat detection improvements, threat hunting and automation initiatives.
• Collaborating with wider cybersecurity, infrastructure and IT teams.
• Working a 24/7 rotational shift pattern, including nights and weekends.

Skills

SIEM

EDR/XDR

Threat detection

Windows environments

Networking

Microsoft 365

PowerShell

Python

Tools

PowerShell

Python

Job description

83zero Ltd in London is expanding its security operations with five Tier 1 SOC Security Analysts to join a brand-new 24/7 SOC, delivering monitoring, threat detection and incident response across international operations.

You will gain hands-on exposure to SIEM and EDR/XDR, work with modern security technologies, and build your cybersecurity career in a global enterprise environment with clear progression.