Senior Software Engineer

This position is listed on behalf of a partner company, who manages all applications and next steps. Our partner is looking for a Senior Software Engineer - Security Platform based in the United States.

• Design, build, deploy, and operate secure, highly resilient distributed systems for secrets and key management.
• Strengthen and re-architect internal public key infrastructure (PKI), machine identity, and workload identity systems.
• Develop infrastructure and developer tools that enable engineering teams to build and deliver products securely and efficiently.
• Take operational ownership of the systems you build, including monitoring, troubleshooting, reliability improvements, maintenance, and incident response.
• Participate in an on-call rotation and respond to critical infrastructure and security incidents.
• Support internal developers in adopting security services and integrating them correctly into their applications and systems.
• Consult on the architecture and design of new systems and products to ensure security is incorporated from the beginning.
• Identify opportunities to improve the security, resilience, scalability, and usability of internal infrastructure.
• Collaborate with engineers across multiple teams to establish effective security patterns and engineering practices.
• Contribute technical knowledge, lessons learned, and improvements to help raise the overall engineering and security capabilities of the organization.
• Use modern development and AI-assisted engineering tools to accelerate problem-solving while maintaining high standards for security, quality, and reliability.

• Significant professional experience in software development and distributed systems design.
• Strong Linux/UNIX system administration skills and experience troubleshooting production infrastructure.
• Deep practical security engineering experience, with an emphasis on implementing secure systems rather than policy, audit, or compliance.
• Strong understanding of distributed architectures, infrastructure reliability, system security, and operational best practices.
• Ability to take ownership of complex technical problems and work independently in ambiguous environments.
• Strong communication and collaboration skills, with the ability to advise engineers and influence technical decisions across teams.
• Willingness and ability to participate in an on-call rotation supporting production systems.
• Experience contributing to open-source security or distributed-systems projects is a plus.
• Background in cryptography and the ability to work with cryptosystems at the primitives level is highly desirable.
• Experience with hardware security technologies such as HSMs, TPMs, or trusted execution environments, including AMD SEV, Intel SGX, or Apple Secure Enclave, is advantageous.
• Familiarity with HashiCorp Vault, OpenBao, or comparable secrets-management platforms is a plus.
• Experience with Go and/or Python, particularly for infrastructure or security applications, is beneficial.
• Familiarity with Salt or similar infrastructure automation technologies is an advantage.
• Comfort working with AI-assisted development tools and critically reviewing AI-generated code, designs, and technical outputs.
• A builder mindset, strong curiosity, and willingness to challenge established approaches and continuously improve systems.

• Estimated annual salary of $194,000–$266,000 USD for California-based hires.
• Estimated annual salary of $168,000–$231,000 USD for Colorado-based hires.
• Estimated annual salary of $185,000–$254,000 USD for New York, Washington, and Washington DC-based hires.
• Compensation may vary based on geographic location, experience, skills, and other job-related factors.
• Eligibility to participate in an equity compensation plan.
• Medical and prescription drug insurance.
• Dental and vision insurance.
• Flexible Spending Accounts and commuter spending benefits.
• Fertility and family-forming benefits.
• On-demand mental health support and Employee Assistance Program.
• Global travel medical insurance.
• Short- and long-term disability coverage.
• Life and accident insurance.
• 401(k) retirement savings plan.
• Employee stock participation opportunities.
• Flexible paid time off covering vacation and sick leave.
• Parental, pregnancy, medical, and bereavement leave programs.
• Remote/distributed working environment with opportunities to collaborate across a globally distributed engineering organization.
• Opportunities to work on highly complex security infrastructure operating at global scale.
• An inclusive workplace committed to equal employment opportunity and diverse perspectives.
• Reasonable accommodations are available for qualified individuals with disabilities.
• Candidates progressing to the offer stage may be asked to attend an in-person interview at an office or hub.
• Certain positions or assignments may require authorization.