Senior Staff Backend Software Engineer

Senior Staff Software Engineer — Real-Time Distributed Systems (C#, .NET, gRPC)

2Bridge Partners has been engaged in the search for a direct-hire Senior Staff Software Engineer with a strong background building real-time, message-based B2B or trading applications in C#, .NET, and gRPC.

Our client is an established technology firm developing high-throughput, multi-tenant platforms used by institutional customers. The engineering environment is centered around real-time data distribution, low-latency messaging, high concurrency, and event-driven architectures. This role is ideal for engineers who want to influence platform design while remaining hands-on with complex distributed systems.

Compensation: $200K–$300K base plus a significant discretionary performance-based bonus.

What You’ll Do:

• Architect, design, and deliver components of a highly scalable, distributed, real-time computing platform.
• Build and refine low-latency, message-driven services using gRPC and modern .NET.
• Develop reusable patterns, shared libraries, and framework-level abstractions.
• Lead performance tuning across messaging, compute, network, and storage layers.
• Own critical platform services supporting high-volume API and UI workloads.
• Collaborate with engineering leadership to shape architectural direction.

Required Experience:

• 10–15+ years of professional experience with extensive work in C# and .NET.
• Strong experience with gRPC and cloud-based service architectures.
• Expertise with distributed messaging and event-streaming technologies including Kafka, RabbitMQ, and Redis.
• Strong understanding of backend fundamentals including high-volume message processing, interprocess communication patterns, and database performance.
• Experience building multi-tenant, event-driven B2B systems requiring millisecond-level updates.
• Experience building frameworks or shared service layers.
• Strong interest in clean architecture and high engineering standards.

Non-Technical Requirements:

• Strong analytical and architectural reasoning.
• High ownership mindset with strong follow-through and initiative.
• Ability to work independently and collaborate effectively.
• Strong communication skills.

Education:

• Bachelor’s degree or higher in Computer Science, Engineering, or related technical discipline preferred.

Nice to Have:

• NYC metro candidates preferred for hybrid collaboration (flexible for exceptional candidates).

Benefits:

• Medical, Dental, and Vision coverage
• Retirement plan (401k or IRA)
• Paid vacation, sick time, and holidays
• Life insurance options
• Short- and long-term disability coverage