Incident Response & DFIR Lead
JustMarkets · Europe
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
Requirements
- 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
Will be a plus
- 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
We offer
- 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)