Senior Software Engineer (Cybersecurity)

TL;DR

Senior Software Engineer (Cybersecurity): Building and optimizing high-performance, asynchronous, low-latency systems for exposure management with an accent on memory management, concurrency, and non-blocking architectures. Focus on designing efficient data structures, eliminating GC pressure, and performing low-level root cause diagnostics to ensure system reliability under massive throughput.

Location: Must be based in the US (Remote or Hybrid in Columbia, MD).

Salary: $137,500 - $183,500 USD

Company

hirify.global is a global leader in exposure management, helping over 40,000 organizations reduce cyber risk and secure their infrastructure.

What you will do

• Develop and refine heavy asynchronous execution patterns to maximize thread efficiency.
• Design scalable, non-blocking architectures for high-throughput data processing.
• Aggressively reduce memory allocations and GC pressure using advanced profiling tools.
• Conduct low-level root cause analysis to troubleshoot and resolve production performance bottlenecks.
• Analyze architectural trade-offs regarding memory layout, data structures, and system performance.
• Collaborate with senior engineering leadership to drive memory-aware development practices.

Requirements

• Must be based in the US.
• 4+ years of professional experience in performance-critical environments using C++, C, Rust, C#, or Java.
• Deep expertise in asynchronous, event-driven, or multi-threaded programming.
• Strong understanding of memory management, cache-locality, and algorithmic trade-offs.
• Proficiency in bit manipulation, pointer arithmetic, and low-level performance tuning.
• Proven track record of using CPU/memory profilers to solve structural performance issues.

Nice to have

• Experience in secure environments such as FedRAMP, IL5, or IL6.
• Active security clearance.
• Background in game engine development, HFT, or database internals.

Culture & Benefits

• Comprehensive health benefits including medical, dental, and vision insurance.
• 401(k) retirement savings plan with company match.
• Employee stock purchase plan and referral program.
• Flexible spending accounts and Employee Assistance Program (EAP).
• Generous paid time off (PTO), parental leave, and company-paid holidays.
• Supportive culture focused on innovation, belonging, and professional growth.