Principal Software Engineer — Build Fast, Scale Impact

General Dynamics Information Technology, Inc.; Fairfax (VA); On-site; USD 187,000 - 253,000; Full time

Job summary

General Dynamics Information Technology, Inc. is seeking a Principal Software Developer to deliver high-impact software and own core features. You will drive architectural decisions, work across the stack, and mentor engineers in a fast-paced setting.

This role emphasizes delivering reliable services, solving complex problems, and leveraging modern technologies to scale with demand. Competitive compensation is offered.

Qualifications

• Demonstrated track record of delivering high-impact software solutions in professional settings
• Proven ability to design and implement distributed systems (multi-tier architectures) including storage layers, caching layers, application layers, with understanding of failure modes
• Verifiable experience with microservice architectures, especially in high-throughput and low-latency systems
• Portfolio of work showing expertise with system transformations (e.g., applying strangler patterns to evolve monoliths to microservices)
• Experience with complex systems migrations involving multiple phases (dark reads, dark writes, light reads, light writes)

Responsibilities

• Work in a fast-paced, collaborative environment where ideas are discussed and challenged openly
• Deliver new features and improve reliability of our core services including the major read/write paths for customer intake, application screening, and information dissemination
• Identify major system bottlenecks or flaws in business logic, and proactively address them
• Take ownership over core product problems, develop solutions you're proud of, and prove through data that they deliver impact at scale
• Work across the stack to solve problems -- there is no reliance on another engineer or team to get something done for you
• Lead a team of Developers to engineer and develop software to solve complex user problems
• Communicate technical decisions and trade-offs effectively to both technical and non-technical stakeholders

Skills

Python

Java

Distributed systems

Cloud engineering

Job description

General Dynamics Information Technology, Inc. is seeking a Principal Software Developer to deliver high-impact software and own core features. You will drive architectural decisions, work across the stack, and mentor engineers in a fast-paced setting.

This role emphasizes delivering reliable services, solving complex problems, and leveraging modern technologies to scale with demand. Competitive compensation is offered.