Top Cybersecurity Jobs in Paris

Design, implement, test, and ship Firefox security and hardening features for enterprise users. Improve browser security architecture across operating systems, including privilege isolation, trust boundaries, cryptographic protocols, WebPKI, and security-sensitive web APIs. Investigate security issues, deliver maintainable fixes, and resolve stability, correctness, performance, memory, and multithreading challenges in a complex cross-platform codebase.

Own the full enterprise sales cycle across the Nordics, from prospecting through negotiation and close. Drive new-logo acquisition, manage complex multi-stakeholder deals, deliver tailored demos and proof-of-value engagements, maintain pipeline and forecasting in Salesforce, and build trusted relationships with key stakeholders. Collaborate with marketing, sales engineering, product, and leadership while consistently exceeding quotas and supporting junior team members.

Lead Joko’s AI Platform product tribe, owning strategy, roadmap, and delivery for Joker, Gotham, internal automation, identity, security, compliance, and reliability products. Build production-grade agent infrastructure, retire legacy tools, align stakeholders across the company, and measure efficiency, cost, risk, and adoption. The role also involves hiring, mentoring, and managing Product Managers while remaining hands-on with platform product decisions.

Designs, operates, and improves IT security across identity, endpoints, networks, SaaS, infrastructure, and cloud environments. Deploys EDR/XDR, SIEM, IDS/IPS, logging, monitoring, and vulnerability management controls; manages incidents and remediation; and automates security using Python, Bash, Terraform, Ansible, and DevSecOps practices. Supports ISO/IEC 27001 certification through auditable controls, evidence, audits, and cross-functional security-by-design collaboration.

Own product and infrastructure security across fintech products and cloud environments. Lead threat modeling, architecture reviews, secure code reviews, vulnerability management, bug bounty operations, CI/CD security scanning, IAM and secrets management, and security standards. Partner directly with engineering leadership to identify and remediate critical vulnerabilities across backend services, APIs, frontends, Solana programs, and infrastructure.

Monitor and investigate security alerts across SIEM, EDR, cloud, network, and endpoint environments. Analyze logs, conduct alert triage, support incident response and remediation, identify root causes, tune detections, reduce false positives, prepare security reports, and improve SOC procedures. The role operates within a global 24/7 Security Operations Centre and requires collaboration with incident response and cybersecurity teams.

Administer and optimize SIEM platforms, develop and tune threat-detection capabilities, manage detection use cases, onboard security data sources, and improve monitoring effectiveness. The role collaborates with threat intelligence and incident response teams, supports cloud security architecture, builds dashboards and metrics, reduces false positives, and maintains SOC procedures and documentation across multiple customer environments.

Lead and scale OX Security’s EMEA channel ecosystem by developing partner strategy, recruiting and enabling partners, driving channel-sourced pipeline and revenue, and coordinating joint go-to-market execution. The role manages relationships with VARs, MSSPs, distributors, and system integrators while collaborating with Sales, Marketing, and Product. Responsibilities include partner performance optimization, joint planning, program development, ecosystem analysis, and representing the company within the cybersecurity channel community.

Leads security operations for critical financial-market infrastructure, overseeing monitoring, incident response, vulnerability remediation, outsourced security services, IAM/PAM, controls, ITIL processes, reporting, and cybersecurity projects. Coordinates internal teams and providers, challenges remediation plans, supports incident containment and recovery, and improves operational security performance through SLAs, KPIs, dashboards, and risk reduction initiatives.

Lead the Applied AI Architect team across South EMEA, defining its operating model and regional strategy. Oversee technical account plans, resource allocation, enterprise customer journeys, architecture, production adoption, and measurable business outcomes. Hire and develop technical leaders, advise executive stakeholders, coordinate cross-functional specialists, and provide feedback to Product, Engineering, Research, and go-to-market teams. The role requires deep expertise in AI systems, enterprise architecture, security, governance, deployment, and customer-facing technical leadership.

Information Security Apprentice supporting security operations, vulnerability management, cloud and identity security, endpoint protection, incident response, access reviews, ISO 27001 and HIPAA compliance, audits, vendor assessments, security questionnaires, and awareness initiatives. The role provides hands-on exposure to AWS security tools, CrowdStrike Falcon, JAMF, Google Workspace, SaaS governance, automation, and AI tooling within an international B2B SaaS company.

Own full-cycle technical recruiting across Engineering, Product, and Design. Build diverse talent pipelines, advise hiring managers and senior leaders, use AI-assisted recruiting tools, improve recruiting processes, manage talent communities, and report on hiring metrics. The role emphasizes stakeholder influence, candidate advocacy, sourcing hard-to-find talent, and delivering strong candidate and hiring-manager experiences.

Own product and protocol security across Jito’s Solana-based products. Responsibilities include threat modeling, secure design and code reviews, deployment hardening, internal audits, onchain monitoring, bug bounty operations, remediation tracking, AI-assisted security testing, and key and asset risk management. The role requires production software engineering experience, strong application security expertise, security automation skills, and familiarity with Web3, crypto, or DeFi.

Drive profitable revenue growth for Enea’s Embedded Security Business Unit across EMEA. Develop territory plans, strategic accounts, partner channels, government opportunities, and complex sales pipelines. Manage the full sales cycle for DPI and threat detection solutions, including discovery, proof of concept, proposals, negotiations, and closing. Build executive relationships with government agencies, defense organizations, cybersecurity providers, OEMs, and system integrators while forecasting revenue and representing Enea at industry events.

Lead product strategy and roadmaps for cloud security and shared platform capabilities, grow multiple product lines to hit revenue targets, own pricing/packaging and GTM, manage and mentor PM managers and ICs, and represent products to customers, press, and analysts while ensuring cross-functional alignment and predictable execution.

Investigate fraud, money laundering, account abuse, cheating, and security threats. Manage transaction queues, review documentation, conduct deep-dive investigations, identify coordinated abuse patterns, collaborate cross-functionally, and report fraud trends. Recommend process and tool enhancements while maintaining strong customer support, regulatory compliance, and platform integrity.

Founding security hire responsible for defining Vibe’s security risk model and roadmap, implementing cloud-native security guardrails across AWS, GCP, Kubernetes, and third-party providers, and automating access management, vulnerability remediation, incident response, and compliance processes. The role owns SOC 2 certification, future compliance initiatives, bug bounty operations, AI security practices, security awareness training, and enterprise security posture. It also coordinates with Walmart’s cloud security teams.

Lead a 4-8 person polyglot engineering team building and maintaining language libraries and HTTP proxy integrations for Datadog's runtime security products. Balance people leadership, roadmap and product ownership, hands-on technical contribution, operational reliability at scale, and cross-team alignment to deliver detections, API protections, and AI-assisted features.

Manage key accounts in the security and defense market across a defined European region. Responsibilities include developing commercial strategy, identifying leads, presenting drone solutions, recommending tailored applications, building customer relationships, leading meetings and negotiations, closing deals, maintaining CRM records, preparing proposals, supporting trade shows, monitoring market trends, and reporting sales activity.

Own identity and endpoint security across the company, including SSO, MFA, access provisioning, access reviews, MDM, EDR, device security baselines, and IT workflows. Respond to identity and endpoint incidents, assess vendor and SaaS integration risks, support secure AI tool adoption, automate security processes, and help develop scalable security policies and controls.

Design, build, and maintain Chromium-based browser components in C++ across multiple layers. Harden browser isolation and network infrastructure using networking and HTTP security expertise. Build AI agent and MCP integrations, develop supporting tools in Python or Rust, and deploy cloud infrastructure with AWS, GCP, Kubernetes, and Terraform. Optimize high-scale systems and collaborate with product, security, and AI teams.

Owns an end-to-end product area within Menlo Security’s agent runtime security platform. Responsibilities include researching agent security, identity, protocols, and competitors; writing PRDs and acceptance criteria; managing backlogs; partnering with engineering through releases; prototyping with AI tools, MCP clients, and agent runtimes; tracking adoption and success metrics; enabling support and solutions engineering; and supporting customers, sales, marketing, and competitive positioning.

Lead the technical pre-sales process by partnering with Account Executives, delivering tailored demos, running proofs of concept, and guiding technical evaluations. Troubleshoot prospect questions, explain how the platform integrates across code, cloud, and runtime environments, advise developers and security teams, and relay customer feedback to product and engineering.

Develop and implement security controls across backend systems, investigate incidents and anomalies, triage bug bounty submissions, conduct threat hunting, improve remediation processes, maintain security policies, and support access governance. The role requires hands-on coding, strong PHP knowledge, security awareness, clear communication with nontechnical teams, and ownership across a broad technology stack.

Own Spiko’s end-to-end security strategy across applications, infrastructure, cloud, identity, vulnerability management, testing, detection, and incident response. Lead ISO 27001 certification, DORA implementation, security policies, controls, and audit evidence. Support partner security due diligence and help position security as a sales differentiator. Define the security roadmap autonomously and build a strong company-wide security culture.