[Hiring] Incident Response & DFIR Lead @JustMarkets

Role Description

We are inviting you, a highly motivated and results-oriented Incident Response & DFIR Lead to join our team on a full-time basis. Our team has unique expertise in research, analysis, and product development. By relying on technical insights and a data-driven approach, we create disruptive future-defining innovations of the fin-tech industry that remain our basis for success.

Responsibilities

• Lead incident response, containment and forensic coordination for confirmed security incidents
• Act as Incident Commander for major security incidents within the defined authority model
• Assign incident roles and maintain clear ownership of investigation, containment and recovery actions
• Maintain incident timelines, evidence logs, decision logs and action tracking
• Coordinate investigation across endpoints, servers, identities, cloud platforms, SaaS environments and relevant network telemetry
• Direct forensic collection and analysis required to determine attack path, scope, persistence and impact
• Coordinate containment actions with IAM, Platform, IT, Security Engineering, Product and other technical owners
• Recommend high-impact containment decisions to the Group Manager of Cyber Defense and CISO where required
• Coordinate eradication and recovery activities and ensure systems return to a sufficiently trusted state
• Ensure relevant evidence is preserved for Legal, HR, regulatory, disciplinary and post-incident requirements
• Maintain practical forensic and evidence-handling standards
• Develop and maintain incident playbooks, forensic checklists and containment procedures
• Lead post-incident reviews and root-cause analysis
• Ensure post-incident remediation actions have accountable owners, due dates and follow-up
• Identify telemetry, detection and forensic-readiness gaps exposed during investigations
• Convert investigation findings into recommendations for Detection Engineering, IAM, Security Engineering, Product Security and other control owners
• Support incident exercises and readiness testing
• Develop and mentor Incident Response / DFIR Specialists
• Coordinate with external forensic, incident-response or specialist providers where required
• Provide concise incident updates to Cyber Defense leadership, CISO and relevant stakeholders

Qualifications

• Strong hands-on knowledge of the incident response lifecycle: investigation, containment, eradication, recovery and lessons learned
• Experience leading complex security incidents and coordinating multiple technical teams during active response
• Practical experience investigating endpoint, identity, server, cloud or network compromise using EDR/XDR, SIEM and relevant audit logs
• Ability to reconstruct attacker activity, including initial access, credential abuse, persistence, privilege escalation, lateral movement, data access and exfiltration
• Working knowledge of digital forensics, evidence preservation, forensic timelines and chain-of-custody principles
• Experience designing and validating containment actions such as endpoint isolation, account/session revocation, credential rotation, blocking indicators, network restrictions and service isolation
• Experience with Microsoft Entra ID / Active Directory incident investigation
• Understanding of common incident scenarios including ransomware, malware, phishing/BEC, account takeover, cloud/SaaS compromise, data exfiltration and insider misuse
• Strong understanding of Windows, Linux, identity and enterprise networking from an investigation perspective
• Ability to document technical findings, timelines, evidence, assumptions and containment recommendations clearly

Requirements

• Hands-on experience with Cortex XDR, Elastic Security or equivalent enterprise platforms
• Experience investigating AWS or other cloud environments
• Experience with forensic tools such as Velociraptor, KAPE, Volatility, Autopsy, Magnet, EnCase, FTK or equivalent
• Experience investigating ransomware, BEC, insider-threat or cloud-account-compromise cases
• Experience developing or improving incident response playbooks and containment procedures
• Experience running tabletop or cyber incident exercises
• Experience working with Legal, Privacy, HR or regulators during security incidents
• Experience managing external DFIR or incident-response retainers
• Python, PowerShell or other scripting experience useful for investigation and evidence processing
• Experience in fintech, payments, brokerage, trading, banking or another regulated environment
• Relevant certifications such as GCIH, GCFA, GCFE, GNFA, OSCP, CISSP or equivalent

Benefits

• 20 paid vacation days per year
• 10 paid sick leave days per year
• Public holidays as per the company's approved Public holiday list
• Medical budget
• Opportunity to work remotely
• Professional education budget
• Language learning budget
• Wellness budget (gym membership, sports gear and related expenses)