Source Job

Global 3w PTO

  • Collect and evaluate hacking tools and continuously monitor emerging attack techniques.
  • Perform security testing on OEM mobile phones and reproduce verified security issues.
  • Produce clear security testing reports and coordinate with teams to track and prioritize fixes.

Vulnerability Assessment

10 jobs similar to Software Engineer - Security Test

Jobs ranked by similarity.

Global Unlimited PTO

  • Conduct threat modelling reviews of Technical Design Documents (TDDs) and provide actionable security recommendations early in the design process.
  • Perform application security assessments, including penetration testing, vulnerability assessments, and proof-of-concept development.
  • Investigate, triage, and respond to Bug Bounty program submissions, validating findings and driving timely remediation with engineering teams.

MoonPay is a unified payments platform for digital currency. Trusted by over 30 million customers and over 500 ecosystem partners, the company is committed to building a fairer, more open financial system with a culture of accountability and inclusivity.

US 4w PTO

  • Lead application security reviews, threat modeling, and secure code review for new features and significant product changes.
  • Operate and improve SAST, DAST, and SCA tooling, triage findings, and partner with engineering teams to harden the codebase.
  • Plan and execute internal penetration tests against web applications, APIs, and mobile clients, and own the vulnerability management lifecycle.

ButterflyMX empowers people to automate property access, operations, and security from a single platform, serving over 20,000 properties worldwide. As a distributed, primarily remote workforce, they seek intelligent, passionate, and collaborative individuals driven by a shared commitment to excellence and innovation.

Spain

  • Play a key role in protecting and strengthening large-scale cloud-native applications that power next-generation AI infrastructure.
  • Work at the intersection of software engineering and cybersecurity, ensuring security is embedded throughout the software development lifecycle.
  • Collaborate cross-functionally to identify and remediate vulnerabilities in complex distributed systems.

Our partner is a company building large-scale cloud-native applications that power next-generation AI infrastructure. They have a high-impact security engineering environment with a collaborative and innovative culture focused on trust, learning, and impact.

$120,000–$154,440/yr
US 12w maternity 12w paternity

  • Architect, design, and implement end-to-end security solutions including firewalls, intrusion detection, and cloud security controls.
  • Collaborate with DevOps to integrate security into CI/CD pipelines and automate secure deployments.
  • Conduct regular security assessments, threat modeling, and architecture reviews to identify risks and design mitigations.

Figure is transforming capital markets through blockchain, powering real products used by hundreds of thousands of consumers and institutions. With over 170 partners and $22 billion in home equity loans originated, Figure is the largest non-bank provider of home equity financing in the U.S., recognized as one of Forbes' Most Innovative Fintech Startups in 2025.

US 5w PTO

  • Own key security domains such as vulnerability management, application security, API security, and supply chain security.
  • Partner with engineering teams to integrate security into design reviews, threat modeling, CI/CD pipelines, and developer workflows.
  • Develop and improve security tooling and automation to reduce manual effort and leverage AI for triage and detection.

NinjaTrader is an industry-leading trading platform and futures broker that empowers traders with award-winning software and brokerage services. Since 2003, the company has grown to over 2 million users and is the number one rated futures brokerage worldwide, fostering a dynamic culture focused on social connection, professional development, and employee recognition.

$155,520–$228,700/yr
US

  • Perform full-stack penetration testing of web applications, APIs, and mobile apps.
  • Conduct internal/external network audits and vulnerability validation.
  • Develop custom exploits, adversary emulation, and AI/LLM security testing.

Twilio is shaping the future of communications by delivering innovative solutions to hundreds of thousands of businesses and empowering millions of developers worldwide. The company values a remote-first work culture, global inclusion, and diverse experiences.

South Africa 6w PTO

  • Strengthen platform defenses and safeguard customer data against emerging threats.
  • Lead vulnerability management and incident response for product security events.
  • Promote secure development practices and manage Security Champions programs.

Jobgether uses AI-powered matching to connect candidates with hiring companies. They process applications and share shortlists with employers, who manage next steps.

Europe US Unlimited PTO

  • Triage, validate, and remediate security vulnerabilities across products, infrastructure, and internal systems.
  • Develop, maintain, and contribute to internal and open-source security tooling, writing production-grade code.
  • Improve secure development practices through code reviews, threat modeling, and security design reviews.

Tiger Data provides the fastest PostgreSQL platform for transactional, analytical, and agentic workloads. With over 2,000 customers and 3 million active databases, it is a remote-first team backed by $180 million in funding.

Global Unlimited PTO

  • Conduct application security reviews including threat modeling, code review, and risk assessment for new features.
  • Perform and improve SAST/DAST operations, triage, validation, and remediation tracking in CI/CD pipelines.
  • Apply and improve AI security review processes for LLM-integrated features and agentic attack surfaces.

Monarch is a powerful, all-in-one personal finance platform designed to simplify money management. They are a fully remote team of do-ers led by experienced entrepreneurs, passionate about building a product people love.

US 16w maternity 16w paternity

  • Participate in team exercises to identify potential security risks, including threat modeling and tabletop scenarios.
  • Plan projects to address prioritized risks and coordinate with cross-functional stakeholders to execute them.
  • Partner with engineering teams to architect secure software and build a strong security culture.

Vanta's mission is to help businesses earn and prove trust by enabling continuous security monitoring and verification. The company has a kind and talented team, and many have been successful without prior security experience.