Principal Software Engineer

Keyfactor is a company focused on building a connected society with identity-first security. They are seeking a Principal Software Engineer to lead the development of complex software solutions, provide technical expertise, and mentor other engineers while driving improvements in software design and development processes.

Responsibilities:

• Lead the design, implementation, and maintenance of complex software solutions
• Provide technical expertise and guidance to engineering teams
• Ensure high standards of code quality through reviews, pull requests and best practices
• Work with cross-functional teams to achieve project objectives and resolve issues
• Drive improvements in software design and development processes
• Identify and address technical problems and performance issues
• Mentor other engineers, providing guidance and support for their development
• Work closely with the Quality Assurance teams and participate in QA efforts when needed
• Participate in internal and external product support when needed
• Engage in Agile ceremonies and contribute to iterative development processes

Requirements:

• Bachelor's degree in computer science, Engineering, or a related field
• 7-9 years of experience in software engineering or a related field
• Thought leadership, advanced strategic and technical expertise, superior communication and negotiation skills
• Advanced expertise in designing scalable, high-performance systems, and cross-functional collaboration
• Ability to innovate at a high level, lead large-scale projects, and mentor senior team members
• Ability to architect complex solutions, align technical vision with business goals, and lead technical strategy initiatives
• Mastery of industry trends, company strategy, and future direction
• Deep understanding of architectural patterns, software frameworks, and system integration
• Strong experience with programming in Go and C/C++
• Experience with cryptographic libraries and frameworks
• Experience integrating with external systems using APIs for push-based (webhooks, pub/sub, streaming) and pull-based (polling, REST/RPC/gRPC) data exchange
• Strong knowledge of event-driven and message-oriented architectures, using tools such as Kafka, cloud-native pub/sub systems or similar
• Experience with deep cryptographic object inspection, secure protocol implementation (TLS, PKI, key management), and certificate validation a big plus
• Experience with static analysis tools and techniques, including parsing, bytecode analysis, and vulnerability detection a big plus
• Exposure to endpoint agents, scanning tools, and security integrations a big plus