HackerOne is a global leader in Continuous Threat Exposure Management (CTEM). The HackerOne Platform unites agentic AI solutions with the ingenuity of the world’s largest community of security researchers to continuously discover, validate, prioritize, and remediate exposures across code, cloud, and AI systems. Through solutions like bug bounty, vulnerability disclosure, agentic pentesting, AI red teaming, and code security, HackerOne delivers measurable, continuous reduction of cyber risk for enterprises. Industry leaders, including Anthropic, Crypto.com, General Motors, Goldman Sachs, Lufthansa, Uber, UK Ministry of Defence, and the U.S. Department of Defense, trust HackerOne to safeguard their digital ecosystems. HackerOne was recognized in Gartner’s Emerging Tech Impact Radar: AI Cybersecurity Ecosystem report for its leadership in AI Security Testing and has been named a Most Loved Workplace for Young Professionals (2024).HackerOne is at a pivotal inflection point in the security industry. Offensive security is no longer optional – it is the standard for forward-thinking companies that want to build trust and resilience in a world where AI-driven innovation and adversaries are moving faster than ever. With the industry shifting, HackerOne stands apart: we combine the ingenuity of the largest security research community with a best-in-class AI-powered platform, trusted by the world’s top organizations.HackerOne ValuesHackerOne is dedicated to fostering a strong and inclusive culture. HackerOne is Customer Obsessed and prioritizes customer outcomes in our decisions and actions. We Default to Disclosure by operating with transparency and integrity, ensuring trust and accountability. Employees, researchers, customers, and partners Win Together by fostering empowerment, inclusion, respect, and accountability.Senior Product Designer, Agentic Vulnerability EliminationRemote Location: London, UKPosition Summary HackerOne is seeking a Senior Product Designer to join our growing team focused on Agentic Vulnerability Elimination. In this role, you will design intelligent, AI-powered experiences that help customers identify, prioritize, and remediate vulnerabilities more effectively across the software development lifecycle.You will lead the design of complex product experiences from discovery through delivery, partnering closely with product managers and engineers across our UK and Netherlands teams. This is an opportunity to shape how AI agents and human workflows come together to eliminate vulnerabilities at scale, while delivering intuitive, high-impact user experiences.At HackerOne, we embrace a Flexible Work approach that gives us the freedom to do our best work while also fostering the connections and community that make us stronger. Reflecting this philosophy, this is a remote role targeted for candidates within ~75 kilometers of London. We believe this balance of proximity and flexibility gives Hackeronies the chance to occasionally come together – fostering collaboration, connection, and in-person moments that enrich our culture – while still preserving the benefits of remote work.What You Will DoSuccess in the Senior Product Designer role will be accomplished by delivering on the responsibilities below in alignment with the Values and Principles that define how we work at HackerOne:Design end-to-end product experiences for Agentic Vulnerability Elimination, from discovery through delivery, applying First Principles Problem Solving to break down complex security and AI-driven workflows into intuitive solutionsBuild and iterate on AI-powered user experiences, embedding an AI First mindset into design decisions and contributing to workflows that leverage LLMs and automation effectivelyPartner closely with product managers, engineers, and data partners across the UK and Netherlands to deliver high-quality, user-centered solutions that improve vulnerability remediation outcomesUse Data-Driven Decision Making to inform design choices, validate hypotheses through research and testing, and continuously improve product experiences based on measurable impactDemonstrate Change Agility by adapting designs in response to evolving product direction, emerging AI capabilities, and shifting customer needs while maintaining momentumContribute to and evolve HackerOne’s Design Language System, ensuring consistency and scalability across productsCommunicate design rationale, tradeoffs, and decisions clearly to stakeholders, balancing user needs, technical constraints, and business goalsMentor junior designers and contribute to a collaborative, feedback-driven design cultureMinimum Qualifications 8+ years of UX and product design experience, preferably in B2B or enterprise software environmentsDemonstrated experience designing complex workflows and systems, with the ability to independently lead projects from concept to implementationExperience applying AI tools or designing AI-enhanced user experiences, with an understanding of responsible and effective usageStrong proficiency in user research, interaction design, prototyping, and usability testing, with the ability to translate insights into product improvementsPreferred Qualifications Bachelor’s degree in UX, HCI, design, or a related fieldExperience designing for cybersecurity, developer tools, or technical platforms (e.g., vulnerability management, DevSecOps, or similar domains)Familiarity with designing for AI agents, automation systems, or human-in-the-loop workflowsBasic understanding of front-end development principles and constraintsCompensation Bands:Tier GuideUK Tier: $100,000-$123,000#LI-Remote #LI-HM1Job Benefits:Health (medical, vision, dental), life, and disability insurance*Equity stock optionsRetirement plansPaid public holidays and unlimited PTOPaid maternity and parental leaveLeaves of absence (including caregiver leave and leave under CO's Healthy Families and Workplaces Act)Employee Assistance Program*Eligibility may differ by countryWe're committed to building a global team! For certain roles outside the United States, India, the U.K., and the Netherlands, we partner with Remote.com as our Employer of Record (EOR).Visa/work permit sponsorship is not available. Employment at HackerOne is contingent on a background check.HackerOne is an Equal Opportunity Employer in the terms and conditions of employment for all employees and job applicants without regard to race, color, religion, sex, sexual orientation, age, gender identity or gender expression, national origin, pregnancy, disability or veteran status, or any other protected characteristic as outlined by international, federal, state, or local laws.This policy applies to all HackerOne employment practices, including hiring, recruiting, promotion, termination, layoff, recall, leave of absence, compensation, benefits, training, and apprenticeship. HackerOne makes hiring decisions based solely on qualifications, merit, and business needs at the time.For US based roles only: Pursuant to the San Francisco Fair Chance Ordinance, all qualified applicants with arrest and conviction records will be considered for the position.