HackerOne

Infrastructure Engineer

• Work with your team on various challenging projects and build the Infrastructure for our platform and the thousands of companies that trust HackerOne
• Seek leadership responsibilities, identify and spearhead new initiatives, and make systematic improvements to technical weaknesses across squads and shared codebases
• Build highly available, performant, and durable cloud architecture
• Work cross-functionally, earning buy-in from stakeholders across the organization with a service mentality
• Join a squad, onboard to engineering, learn technology stack (AWS, Terraform, Ruby on Rails, GraphQL, etc.) and participate in on-call rotations
• Lead meaningful projects and become more connected within the larger organization
• Understand business value of products and translate feature requests into simple but robust engineering solutions
• Contribute to positive team culture and support fellow Infrastructure Engineers
• Take ownership of personal growth and professional development
• Participate in an on-call rotation (one week every four weeks) serving as primary point of contact to ensure system reliability

Staff Infrastructure Engineer

Security Engineer

• Serve as the single point of contact between enterprise customers and technical teams for complex pentests and time-bound bug bounty programs, managing the entire delivery process from start to finish
• Build and manage project timelines for multiple concurrent engagements, coordinating network access setup, compliance requirements, and stakeholder communications across customer IT and security teams
• Translate customer requirements into clear technical specifications for execution teams while keeping all parties updated on progress and proactively addressing potential issues
• Manage time-bound bug bounty program launches, working with researcher communities to ensure quality submissions and coordinate with triage teams for smooth program execution
• Develop and document repeatable processes, create playbooks for similar projects, and use project management tools to automate routine delivery tasks
• Coordinate final report delivery, schedule follow-up testing, and manage customer relationships to drive program expansion and repeat business
• Transform service delivery insights into product development requirements and identify opportunities to improve delivery speed and efficiency
• Collaborate with Technical Engagement Managers and cross-functional teams to ensure successful pentest and PTaaS program delivery

Security Delivery Project Manager

Account Executive

• Drive enterprise revenue growth through strategic prospecting, lead qualification, and closing high-value deals with FTSE 250 organisations; Engage C-suite executives and key stakeholders to position HackerOne as a strategic security partner, aligning our solutions with their business objectives; Own and manage complex sales cycles, including multithreading across multiple departments, navigating procurement processes, and driving long-term customer success; Develop and execute strategic sales plans, leveraging a deep understanding of cybersecurity market dynamics and industry trends; Conduct in-person and virtual presentations and demonstrations, articulating the unique value of HackerOne’s platform to security and IT leadership teams; Collaborate cross-functionally with marketing, product, and customer success teams to ensure seamless onboarding and long-term account success; Leverage Salesforce, MEDDPICC, and Command of the Message methodologies to maintain accurate pipeline management and forecasting; Utilise existing prospect and partner networks and continue to build new referrals and relationships within a given vertical and/or sector

Senior Account Executive, Enterprise

• Lead development of HackerOne's Pentest as a Service (PTaaS) product line strategy and roadmap applying advanced offensive security testing leveraging GenAI via LLM
• Lead cross-functional GTM collaboration with Product Marketing, Customer Success, and Customer Operations to discern customer challenges, drive adoption, and communicate thought leadership
• Evangelize the value of HackerOne’s PTaaS offerings internally and externally via customer and prospect calls, product demos, webinars, roadmap briefings, and industry events
• Stay at the forefront of industry trends and competitive developments to identify opportunities for disruptive innovation and market positioning
• Collaborate with Design & Engineering to execute product roadmap and deliver measurable risk reduction and platform integration with Bug Bounty product line

Principal Product Manager, Pentest as a Service

Events

• Draft and edit employee-facing communications across Slack, newsletters, wiki, and other internal channels
• Assist with content preparation for company-wide meetings (All Hands, AMA sessions, team updates), including slides, speaker notes, and follow-up messaging
• Maintain content calendars and support channel planning to ensure timely delivery of key updates
• Format and publish communications, ensuring clarity, consistency, and alignment with HackerOne’s brand voice
• Support creation of toolkits and templates that make it easier for managers and leaders to cascade key messages
• Provide coordination and logistics support for company events such as company AMAs, offsites, onsite activations, recognition programs, and milestone moments
• Partner with Workplace Experience and cross-functional teams to ensure both virtual and in-person events run smoothly
• Assist with recognition and appreciation initiatives, helping to celebrate employee contributions in creative ways
• Contribute ideas to culture-building activities and campaigns that bring our values to life
• Gather employee feedback after events and programs, and share insights to improve future experiences
• Draft spotlight posts, employee stories, and cultural highlights to showcase HackerOne’s values and employee experience
• Assist Talent Acquisition and Marketing with content for career platforms (LinkedIn, Glassdoor, HackerOne careers site)
• Help curate photos, quotes, and stories that reinforce our Employer Value Proposition (EVP)
• Support tracking and updating of employer brand content to ensure relevance and accuracy

Internal Communications and Events Specialist

Security Analyst

• Evaluate assigned vulnerability reports submitted by hackers to determine the validity, risk and severity to HackerOne customers
• Collaborate with hackers to address missing information from reports and educate community members when reports are invalid
• Compose technical summaries for each valid report with impact, reproduction steps and remediation advice
• Ensure clear and efficient communication between hackers and customers
• Proactively identify and solve issues and respond quickly to delegated work
• Assess vulnerability findings against program policies, scope and impact
• Independently reproduce reported vulnerabilities in a test environment

Product Security Analyst

Financial Planning and Analysis

• Support financial planning and analysis (FP&A): Assist in building budgets, forecasts, and financial models to support business planning
• Partner with business teams: Collaborate with department leaders to track performance against budgets, analyze variances, and provide financial insights
• Conduct analysis and reporting: Prepare regular financial reports and dashboards that highlight trends, risks, and opportunities
• Enable decision-making: Create materials that summarize financial results and provide insights for internal stakeholders
• Maintain financial systems and processes: Work with the team to ensure accuracy in financial tools and reporting systems
• Contribute to process improvements: Help identify opportunities to streamline and scale finance processes
• Report to the Manager, FP&A and build strong partnerships with business leaders to improve visibility into performance and support decision-making

Senior FP&A Analyst

• Draft and edit employee-facing communications across Slack, newsletters, wiki, and other internal channels.
• Assist with content preparation for company-wide meetings (All Hands, AMA sessions, team updates), including slides, speaker notes, and follow-up messaging.
• Maintain content calendars and support channel planning to ensure timely delivery of key updates.
• Format and publish communications, ensuring clarity, consistency, and alignment with HackerOne’s brand voice.
• Support creation of toolkits and templates that make it easier for managers and leaders to cascade key messages.
• Provide coordination and logistics support for company events such as company AMAs, offsites, onsite activations, recognition programs, and milestone moments.
• Partner with Workplace Experience and cross-functional teams to ensure both virtual and in-person events run smoothly.
• Assist with recognition and appreciation initiatives, helping to celebrate employee contributions in creative ways.
• Contribute ideas to culture-building activities and campaigns that bring our values to life.
• Gather employee feedback after events and programs, and share insights to improve future experiences.
• Draft spotlight posts, employee stories, and cultural highlights to showcase HackerOne’s values and employee experience.
• Assist Talent Acquisition and Marketing with content for career platforms (LinkedIn, Glassdoor, HackerOne careers site).
• Help curate photos, quotes, and stories that reinforce our Employer Value Proposition (EVP) and support tracking/updating of employer brand content.

Full-stack Engineer

HackerOne is a global leader in offensive security solutions.
Work as a Senior Software Engineer in the Bug Bounty Product Line, technical lead on projects and build features for community and customers.
Interact with security researchers and build hacker-facing features.
Lead projects, mentor engineers, ship highly-available performant features, and deliver key results for objectives.
Apply and build AI/LLMs and agentic workflows into product features.
Hybrid role located in Groningen, Netherlands (2 or 3 days per week in the office).

Senior Software Engineer

QA Automation Engineer

• Work on the design, development, and deployment of AI-powered automation solutions that enhance and free Hackeronies from the endless stream of routine, manual, splinter-pulling tasks, e.g. writing meeting notes or updating spreadsheets, the ones that feel satisfying to check off simply because they relieve pain, not because they create strategic or transformative value. Once these tasks are automated, human capacity is unlocked to focus on strategic direction, creativity, and edge-case governance.
• Act as a strategic partner to business and technology teams, translating operational needs into scalable, automated systems using leading AI and automation tools and frameworks.
• Support end-to-end automation project delivery, including solution design, configuration, integration, and quality assurance, while collaborating closely with internal stakeholders and external development partners to ensure effective implementation.
• Play a vital role in managing incidents for business critical assets as part of our on-call rotation. You’ll also help develop clear response processes and playbooks for various types of incidents.

Staff Infrastructure Engineer

Security Delivery Project Manager

Senior Account Executive, Enterprise

Principal Product Manager, Pentest as a Service

Internal Communications and Events Specialist

Product Security Analyst

Senior FP&A Analyst

Internal Communications and Events Specialist

Senior Software Engineer

AI Automation Engineer III