Lead technical analyst role in CrowdStrike's Falcon Complete virtual SOC. Responsibilities include mentoring and coaching analysts, monitoring and analysing security alerts, incident handling and remediation, forensic and malware analysis, improving detection and triage processes, and serving as technical escalation for high-severity incidents. Degree preferred but relevant experience acceptable.

The Director of Engineering, Security Factory will set the engineering vision and roadmap across nine distributed teams building proprietary security scanners, AI/ML detection engines, agentic remediation flows, and supporting security foundations. The role includes leading managers and engineers, driving architecture and delivery decisions, partnering with product management, and representing the group in cross-functional and customer-facing contexts within a remote, async-first organization.

Lead technical direction and implementation of Grafana’s authentication systems, owning large-scale, low-latency, multi-tenant services implemented primarily in Go. The role includes cross-team coordination, mentoring senior engineers, driving identity protocol standards, and representing Grafana at external events. Position is remote-first and explicitly available to candidates in the UK, Germany, Spain, Ireland, and Sweden.

Senior Software Development Engineer on the CTIO team responsible for designing and delivering core features of the CrowdStrike Falcon Host sensor for Windows. Role requires deep knowledge of C/C++, Windows OS internals and driver development, debugging memory corruption and performance issues, cross-platform collaboration (Windows/macOS/Linux), and experience working in Agile teams with distributed stakeholders.

Mozilla is hiring a Senior Software Engineer for Firefox Security to advance Firefox's security architecture and cryptography stack (including cryptographic protocols and WebPKI), design and implement web platform security features, and improve stability, performance, and memory efficiency in a multi-threaded browser. Role requires strong C/C++ proficiency, security fundamentals, debugging skills, and familiarity or interest in Rust. Position is remote (UK) with a stated hiring range of £66,000–£87,000 GBP.

SearchApi seeks an experienced engineer to own the browser stack: patch browser engines (Chromium/Firefox) in C++, maintain per-OS fingerprint profiles, eliminate automation-detection signals (navigator, WebGL, canvas, audio, fonts, Client Hints, CDP leaks), and build tooling and tests to prevent regressions. The role requires deep reverse-engineering skills, familiarity with large browser build systems, and proven contributions to browser-engine patches or stealth tooling.

DuckDuckGo is hiring a Senior Privacy Engineer to work on the Privacy Functional Team. The role involves designing privacy-preserving systems (e.g., for search indexes and AI features), building on the Tracker Radar crawler, implementing and maintaining features like Web Tracking and Email Protections, and participating in privacy review and audit processes. Required technical work includes writing pragmatic, performant, testable code primarily in Go, Node.js, Python, and sometimes Perl. The position is remote (specified for many countries), full-time (~40 hours/week), includes expected travel for company meetups (~2 times/year), and lists compensation of $178,500 USD annually plus stock options.

Join CrowdStrike Services as a Senior Platform Professional Services Consultant specializing in AI for detection and response. The role involves customer engagement, deployment, tuning and operational support of Falcon's AI/ML capabilities, developing automation playbooks, scripting with Falcon APIs, supporting incident response and delivering training. Requires a bachelor's degree and a minimum of 8 years' relevant IT deployment/customer-facing experience; travel up to ~25%.

Granicus is hiring a Principal Engineer, AI Security to lead design and implementation of scalable AI security controls and guardrails, modernize the SDLC for AI, advance AI-enabled cyber defense, prototype and build integrations, and advise across security and engineering. Requires 10+ years in security-related engineering and deep familiarity with LLMs, agents, adversarial AI, cloud-native architectures, CI/CD, and security automation. Remote-first role with a US-based salary range of USD 150,600–187,400/year.

Work with the Information Security Manager and CISO to maintain and improve Ping Identity's Information Security Management System. Duties include developing and maintaining security policies, assessing compliance and organisational risk, supporting internal and external audits, managing customer questionnaires/RFx/security assessments, and working with stakeholders and control owners to implement contractual security requirements. Requires 3+ years' experience and experience with cloud providers (AWS, GCP, or Azure).

Individual-contributor (Staff) Product Security Engineer based in the United Kingdom (remote). Responsibilities include designing and maintaining secure CI/CD pipelines, implementing software supply chain security (SBOMs, Sigstore/Cosign, SLSA), hardening Kubernetes workloads and container images, defining baseline security standards, and operationalising cloud-native security tooling across GCP and AWS. Requires 7+ years of relevant software/security engineering experience and strong proficiency in Go or Python.

Hopper is hiring a Senior Security Engineer to build and maintain security tooling and automation across the SDLC, focusing on application vulnerability management (containers, dependencies, code scanning, runtime detection) and CI/CD integration. The role expects ~5+ years of software/platform engineering experience, hands-on cloud (ideally GCP/GKE), strong automation and AI/LLM usage, and working directly with engineering teams to bake security into developer workflows.

Role on the Advanced Research Team performing vulnerability research and exploit development, reverse engineering, identifying exploits and malicious infrastructure, developing automated collection/analysis tools, collaborating across teams, and publishing research. Requires 4+ years in information security, strong OS internals knowledge (Windows/Linux), software development (Python preferred), and experience leveraging GenAI/LLMs.

The role supports Northern Europe (UK&I, Nordics, Benelux) within CTO Labs to drive technical vision, influence product roadmaps, engage with customers, partners, governments and media, and discover technologies and partnerships. Requires extensive cybersecurity experience across strategy, governance, technology and policy, plus public speaking and stakeholder engagement; regional and some international travel is expected.

Remote (Ireland or UK) Staff Enterprise Security Engineer role focused on securing the enterprise AI ecosystem by designing secure reference architectures, building decision infrastructure and technical guardrails, and guiding cross-functional AI identity and posture management. Requires 7+ years in security or infrastructure security, 2+ years leading technical teams or risk analysis, expertise in cloud security (AWS, GCP), Kubernetes/container security, and proficiency in Python, Go, or Java. Occasional travel may be required.

WhiteTech seeks a remote PHP Developer with 4+ years of commercial PHP experience and hands-on SEON integration. The role focuses on building fraud detection/prevention flows, risk scoring and decision logic, orchestration within complex systems, and integrating SEON beyond simple API calls. Required skills include REST APIs/webhooks, asynchronous processing, queues, transactional consistency, idempotency, observability, SQL, and experience with Symfony or another modern PHP framework. Candidates across Europe (including listed non-EEA countries) and those able to work within CET are welcome to apply.

Senior Intelligence Analyst II responsible for threat hunting, tailored threat intelligence, dark web monitoring, and customer-facing briefings. Remote role for candidates able to undergo Garda Vetting and travel to the client's Dublin office periodically; requires 5+ years' experience across incident response, threat hunting, cyber threat intelligence, or dark web monitoring.

Kraken is hiring a Staff (Senior) Security Architect within Kraken Security Labs to design, review, and verify security architecture across a heterogeneous environment. Responsibilities include conducting security assessments and audits, advising blockchain teams, and working hands-on on topics spanning infrastructure security, cryptography, web3, Rust projects, and AI security. Familiarity with OWASP/NIST and strong collaboration and communication skills are expected.

NVIDIA seeks a Senior Embedded Architect Manager to research, design, and implement hardware and software security solutions for networking products. The role requires 12+ years of experience with IO interfaces (I2C, I3C, SPI, UART, USB, PCIe), low-level firmware and languages (Verilog, Python/Perl, ARM assembly, C/C++), and experience with boot architecture, RISC-V, root-of-trust, and hardware security primitives.

CrowdStrike seeks an Automation Engineer II for the Falcon Complete MDR team to develop and maintain SOAR playbooks, PowerShell/Python scripts, and AI/LLM-integrated automation pipelines. The role requires ~2+ years of experience in automation, scripting, or cybersecurity and involves API integrations, SIEM query use, data parsing (JSON/regex), version control (Git), and workflow validation.