Top Cybersecurity Jobs in Paris

Part-time research internship (Alpic + MICS) studying security of LLM + MCP server systems. Investigate attack vectors, develop and train a guardrail classifier to scan MCP inputs/outputs, and train models on Alpic production data. Potential to convert to full-time.

Provide Microsoft-centric security advisory and implementation across project lifecycles: scoping, architecture recommendation, deployment of Defender/Intune/Identity/Azure security solutions, investigations, and ongoing security improvement for enterprise clients.

Work across product, infrastructure, and processes to build security controls: develop security tooling and automation in CI/CD and IaC pipelines, run code analysis and intrusion tests, address Voice AI prompt-injection risks, and support security certifications and compliance.

Lead and operate global network security: design and implement security for LAN/WAN/Wi‑Fi, firewalls, proxies and VPNs; manage incidents, third‑level troubleshooting, vendor relationships, change control, continuity and network security roadmap; collaborate with regional network, security and service teams.

Deliver and assess cyber security controls across the NIST framework for LCH SA, manage vulnerability and incident processes, oversee outsourced security services, produce SLA/KPI reporting, automate control checks via scripting, and support IT security colleagues to ensure a resilient, compliant information system for a regulated financial clearing house.

Lead strategy and roadmap for Operations Security product family, covering IAM, network and cloud security. Manage demand and backlog, own EPICs, oversee ITFM and product lifecycle, coordinate squads and resources, engage stakeholders (CISO, global teams), and ensure delivery of security operations excellence and value realization.

Advise and design Microsoft security architectures (EMS, Defender, Azure Sentinel, identity/PAM/PIM), analyze and validate technical solutions, oversee implementations, provide presales input, perform technology watch, and support delivery teams.

Lead Microsoft security pre-sales: design and present Microsoft security architectures (on‑prem, cloud, hybrid), support sales with proposals and costing, deliver POCs, maintain partner relations, develop offerings, and monitor sensitive projects using Microsoft security stack (Defender, Sentinel, Entra ID, Purview, Azure Security).

Enterprise-focused sales specialist driving adoption of SASE and networking security solutions. Build and manage pipeline, collaborate with account teams and partners, position SASE offerings, win new logos, and grow/renew revenue in mid-to-large accounts.

Own and execute the indirect commercial strategy: design a partner programme, recruit and onboard partners, source and qualify first opportunities with partners, manage and enable long-term partner relationships, represent the company at industry events, and maintain disciplined indirect forecasting and CRM-driven reporting.

Own direct revenue for enterprise, government and OEM accounts: define commercial strategy, prospect, qualify opportunities, construct proposals and RFP responses, manage forecasting and CRM discipline, and represent the company at industry events.

Dragonfly is seeking Software Engineers for various portfolio companies, focusing on crypto technologies. Engineers of all experience levels are needed across multiple stacks.

Lead security across applications, services, infrastructure, and developer workflows. Identify, assess, and mitigate risks; run secure code reviews, threat modeling, and architecture discussions; build automation and tooling to prevent issues; harden authentication and access control; investigate incidents and manage disclosures; partner with engineering teams to design secure-by-default APIs and deployments.

Administer and improve EDR and SIEM platforms, tuning detection rules, correlation logic, endpoint policies, alerts, dashboards, and integrations. Maintain log collection, agent health, platform availability, and security visibility across endpoints, servers, cloud, and network systems. Support investigations, onboard new systems, convert security findings into monitoring improvements, track detection coverage, and produce documentation and runbooks.

Build and own a multi-tenant platform connecting enterprise customers and sovereign deployments to inference infrastructure. Responsibilities include authentication, tenant isolation, quotas, rate limiting, usage metering, entitlements, public inference APIs, SSO, access controls, audit logs, data residency, and security testing. The role requires strong Python and backend or platform engineering expertise, API design experience, and familiarity with billing, credits, reconciliation, regulated environments, and enterprise identity systems.

Build and own end-to-end TypeScript features across a monorepo: design typed HTTP APIs, model and query PostgreSQL, implement React SPAs with modern tooling, write unit/integration tests, use AI-assisted tools responsibly, review code, and collaborate with Product and QA to ship secure, reproducible software.

Lead and grow a senior Application Security engineering team; define AppSec strategy and roadmap; engage deeply on threat modelling, security architecture, agentic/AI-native tooling, SAST/SCA, vulnerability management and automation; embed security into the SDLC, coordinate with leadership and partner teams, and represent AppSec externally for compliance and customer interactions.

Lead end-to-end application and product security for a Kubernetes-based multi-tenant platform. Perform deep security reviews of Go services, Kubernetes controllers, and frontends; lead threat modeling; integrate automated security checks into CI; manage vulnerability lifecycle; develop security-related features; and train developers on secure coding and attack vectors.

Hands-on security engineer responsible for vulnerability triage, bug-bounty management, code-level investigations (Rust/Go/Python), cloud and container security (AWS, Kubernetes), securing CI/CD and GitHub orgs, incident response, security automation, metrics/reporting, and building guardrails across the development lifecycle.

Lead security engineering across web apps, APIs, cloud (AWS/OCI), Kubernetes, and on-prem systems. Build CI/CD security, secure genomic and PHI/PII pipelines (HIPAA), run monitoring and incident response, prepare for HIPAA/SOC2/ISO27001 audits, perform pentesting/vulnerability discovery, improve logging/SIEM, and drive remediation with engineering and DevOps while raising company-wide security awareness.

Embed application security across a large cloud-native, microservices fintech platform: design secure architectures, run threat modeling, integrate SAST/DAST and dependency/secrets scanning into CI/CD, manage vulnerability lifecycle, support pentests and bug bounties, and improve secure coding and AppSec maturity.

Perform protocol-focused security research to prevent vulnerabilities on Ethereum mainnet. Tasks include AI-assisted analysis, fuzzing, manual review, reviewing hardforks and spec changes, improving security tooling and automation, coordinating disclosures, and supporting audits and audit competitions while collaborating with devops, specifications authors, and client implementers.

Define and execute the product roadmap for AI-driven blockchain security monitoring tools. Collaborate with cross-functional teams, analyze market and customer feedback, deliver features on time, and communicate with stakeholders to align expectations and improve product offerings.

Lead identification, mitigation, and prevention of security risks across teams. Architect and manage security solutions, enforce policies, perform penetration testing and purple teaming, monitor and respond to incidents, build automation and security frameworks, and collaborate on secure design and DevSecOps practices for a decentralized exchange.

Lead and improve ZODL security posture, manage incident response, coordinate external audits, advise staff on operational and personal security, prioritize mitigations, recruit security talent, and collaborate with engineering and research to secure Zcash software and protocols.