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AI/ML
HealthTech
Security

XBOW

Autonomous offensive security solutions

US· 4 roles · RemoteEurope· 2 roles · RemoteUnited Kingdom· 1 role · Remote

CORE INFO

$35M
Total Funding
Series C
Round
2024
Founded
250+
Team Size
Seattle, United States
Headquarters

XBOW provides AI-driven cybersecurity solutions that autonomously test applications for vulnerabilities, helping organizations proactively address potential security threats before they can be exploited.

  • Series C extension raised $35 million from strategic investors including Accenture Ventures, DNX Ventures, and Samsung Ventures.xbow.com
  • XBOW serves over 100 clients globally, including notable organizations like Moderna and Seznam.fintech.global
  • Bloomberg reported that XBOW's valuation surpassed $1 billion, highlighting investor confidence in its AI-driven cybersecurity solutions.bloomberg.com

WHY WE WOULD WORK AT XBOW

Cutting-Edge Cybersecurity

Join a leader in autonomous offensive security solutions, leveraging AI to proactively identify vulnerabilities before they can be exploited.

Rapid Growth Opportunities

Be part of a rapidly growing company that achieved unicorn status in just two years, with over 250 employees and expanding global reach.

Innovative Technology

Work with advanced AI technologies that simulate real-world attack techniques, setting new standards in cybersecurity testing.

Collaborative Culture

Experience a team-oriented environment that values transparency, candor, and collective success, fostering a strong sense of belonging.

Competitive Compensation

Benefit from a robust compensation package, including significant funding from top investors like Accenture Ventures and Sequoia Capital.

Proven Impact

Contribute to groundbreaking achievements, such as identifying over 14,000 zero-day vulnerabilities and ranking first on HackerOne's leaderboard.

MARKET AND TRACTION

GROWTH TACTICS

  • XBOW has rapidly expanded its client base, serving over 100 customers globally.

  • The company has successfully raised a total of $251 million across multiple funding rounds, demonstrating strong investor confidence in its business model and technology.

  • XBOW's innovative AI-driven platform allows for continuous testing of applications, positioning it as a leader in proactive cybersecurity solutions.
  • NOTABLE CUSTOMERS

  • XBOW's client roster includes prominent organizations such as Moderna and Seznam, showcasing its appeal across various industries.

  • The company serves clients in sectors that require stringent cybersecurity measures, including technology, healthcare, finance, and telecommunications.
  • KEY METRICS

    ✦ KEY METRIC
  • XBOW achieved unicorn status with a valuation exceeding $1 billion following its Series C funding round.

  • The company has identified over 14,000 zero-day vulnerabilities in real customer applications, highlighting its effectiveness in proactive security testing.

  • As of May 2026, XBOW has grown to a team of over 250 employees, reflecting its rapid expansion and operational growth.
  • COMPETITIVE ADVANTAGE

  • XBOW's platform utilizes artificial intelligence to autonomously identify and exploit vulnerabilities, providing expert-level security testing at machine speed.

  • The company has been recognized for its innovative approach, ranking first on HackerOne's global leaderboard, outperforming human hackers.
  • MARKET POSITION

  • Founded in 2024, XBOW has quickly established itself as a leader in the cybersecurity space, focusing on autonomous offensive security solutions.

  • The company's proactive approach to cybersecurity, combined with its significant funding and client base, positions it strongly against competitors in the market.
  • PRODUCT AND TECH

    Autonomous Offensive Security

    XBOW specializes in autonomous offensive security solutions that utilize artificial intelligence to continuously test applications for vulnerabilities, simulating real-world attack techniques to proactively identify and validate exploitable weaknesses.

    AI-Driven Vulnerability Testing

    The platform leverages AI reasoning and adversarial workflows to deliver expert-level security testing at machine speed, allowing organizations to address security flaws before they can be exploited by malicious actors.

    Continuous Application Testing

    XBOW's innovative approach enables continuous testing of applications and APIs, ensuring that security measures are always up-to-date and compliant with industry standards such as SOC 2 and PCI DSS.

    Zero-Day Vulnerability Discovery

    The company has successfully identified over 14,000 zero-day vulnerabilities in real customer applications, showcasing its effectiveness in enhancing cybersecurity through proactive threat detection.

    Compliance and Security Standards

    XBOW's solutions are designed to meet stringent compliance requirements across various industries, including technology, healthcare, finance, and telecommunications, ensuring robust security measures are in place.

    COMPANY CULTURE

    Values

  • Own the Outcome: Empowering employees to take charge of their work

  • Win as One: Fostering teamwork and collaboration

  • Move Fast: Encouraging agility and quick decision-making

  • Solve What Matters: Focusing on impactful work that drives results

  • Practice Transparency & Candor: Promoting open and honest communication
  • Operating Principles

  • Embrace Innovation: Continuously seek new solutions and improvements

  • Customer-Centric Approach: Prioritizing client needs and feedback

  • Data-Driven Decisions: Utilizing analytics to guide strategies

  • Proactive Security: Anticipating threats before they arise
  • Benefits

  • Competitive salary and equity options

  • Comprehensive health and wellness programs

  • Flexible work arrangements to support work-life balance

  • Opportunities for professional development and training

  • Access to cutting-edge technology and tools
  • Team Cadence

  • Regular team meetings to align on goals and progress

  • Bi-weekly check-ins for feedback and support

  • Monthly all-hands meetings to celebrate achievements and share updates

  • Continuous collaboration across departments to enhance innovation
  • Learning & Growth

  • Commitment to ongoing education and skill development

  • Access to industry conferences and workshops

  • Mentorship programs to foster career advancement

  • Encouragement of knowledge sharing and collaboration among peers
  • HIRING SIGNAL

    7
    Open roles on their careers page
    Snapshot via live ATS poll
    —
    Net new roles in the last 90 days
    Available once weekly history accrues
    90-Day VelocityV2 · BACKFILL
    Trend builds weekly as historical rows accrue
    By Function
    Breakdown of open roles
    G&A · 2
    Marketing · 1
    Operations · 1
    Engineering · 3
    Top Locations
    Where hiring is concentrated
    Remote-eligible postings counted separately
    US remote
    4
    Europe (Remote)
    2
    United Kingdom (Remote)
    1
    SourcesGreenhouseLeverAshbyWorkableSmartRecruitersRipplingRecruiteeFallback · Wellfound, YC Work-at-a-Startup, careers-page scrape

    KEY COMPANY ANNOUNCEMENTS

    Filter
    15 announcements · ranked by importance
    Mar 20, 2026FUNDINGXBOW Raises $120M to Scale Its Autonomous Hackerxbow.com
    Jun 24, 2025FUNDINGXBOW Raises Series B to Advance Autonomous Penetration Testing | XBOWxbow.com
    Jun 24, 2025PRESSAI Tool Xbow Is One of America’s Best Hackers - Bloombergbloomberg.com
    May 6, 2026FUNDINGXBOW Secures Additional $35Mxbow.com
    Jul 30, 2023FUNDINGXBOW Raises $20M Seed to Scale AI Penetration Testing | XBOWxbow.com
    Jan 1, 2024INTERVIEWXBOW CEO and GitHub Copilot Creator Oege de Moor: Cracking the Code on Offensive Security With AI | Sequoia Capitalsequoiacap.com
    Jul 21, 2025PRODUCTAgents built from alloysxbow.com
    Aug 17, 2025PRODUCTGPT-5 doubles performance in offensive security benchmarkxbow.com
    Apr 23, 2026ESSAYOpenAI's better approach to CyberSecurity compared to Anthropicxbow.com
    Jan 1, 2026INTERVIEWCISO Conversations: Nico Waisman – From Self-Taught Hacker to AI-Driven Offensive Security at XBOW - SecurityWeeksecurityweek.com
    Jun 20, 2026CUSTOMER WINHow Moderna Scales Offensive Security with XBOW | XBOWxbow.com
    Aug 27, 2026CUSTOMER WINSuperhuman: Continuous Security Testing at Release Speed | XBOWxbow.com
    Nov 1, 2025EXEC HIREXBOW Appoints Former Snyk and Veracode Leaders | XBOWxbow.com
    Dec 11, 2025EXEC HIREXBOW Appoints Databricks CRO to Board | XBOWxbow.com
    May 12, 2026PRESSDead.Letter (CVE-2026-45185) – How XBOW found an unauthenticated RCE on Eximxbow.com