Software Senior Engineer United States Jobs

Senior Software Engineer needed to build and scale AI-powered financial infrastructure for top CPG brands like OLIPOP and Dr. Squatch. You’ll design backend services, APIs, and data pipelines handling $20B+ in revenue. Requires 4+ years of backend engineering, systems design, and product instinct...

Join Microsoft’s Azure Storage team as a Senior Software Engineer to design high-performance solutions for cloud-scale storage and networking. You’ll work on hardware accelerators, kernel development, and storage datapaths using C, C++, or Rust. Collaborate across Research and Compute to power AI...

Join Microsoft’s AI Performance team in Mountain View to optimize inference for OpenAI and state-of-the-art LLMs. You’ll benchmark Nvidia/AMD GPUs and Microsoft silicon, build SW tooling, and drive performance improvements at scale. Requires a BS in CS or related field with 4+ years in C, C++, Py...

Join Uber’s Privacy & Security Engineering team as a Senior Software Engineer in San Francisco or Sunnyvale, CA. You’ll design scalable backend platforms using Go, Java, or Python, solving real-world privacy challenges at global scale. Collaborate with scientists and product teams to build fault-...

Senior Software Engineer - Xbox Video: Join Microsoft to build high-quality video experiences on cutting-edge hardware. You'll optimize APIs and system-level components for video encoding, decoding, and color processing across Windows and Xbox platforms. Requires C/C++ expertise and a Bachelor's ...

Senior Software Engineer Staff sought by Lockheed Martin in Capitol Heights to lead cybersecurity software development. Requires 14+ years SWE experience, a Bachelor’s in CS, and an active security clearance with polygraph. Design complex algorithms, integrate systems, and mentor teams while prot...

Senior Software Engineer Staff sought by Lockheed Martin in Alexandria, VA to lead cybersecurity software development. Requires 14+ years SWE experience, a Bachelor’s in CS, and an active security clearance with polygraph. You will design algorithms, integrate systems, and analyze user requiremen...

Senior Software Engineer Staff sought by Lockheed Martin in Arlington, VA to lead cyber security software development. Requires 14+ years SWE experience, a Bachelor's in CS, and an active security clearance with polygraph. You will design, code, and integrate complex systems, analyze user require...

Join Microsoft’s Agent 365 Tools Team as a Senior Software Engineer in Redmond, WA. Design scalable backend systems and APIs for the unified control plane governing AI agents. Requires 4+ years coding in C#, Python, or Java with cloud services experience. Build the future of autonomous agent mana...

Senior Software Engineer role on the Firefox Monitor team, building cloud-native Node.js/TypeScript applications at the intersection of security and data privacy. You will lead backend development, own PostgreSQL and Kubernetes infrastructure on GCP/AWS, and integrate with breach intelligence ser...

Senior Rust Software Engineer needed to build privacy-forward ad infrastructure at Mozilla. You’ll develop scalable, ethical advertising components using Rust and Python for Firefox, Pocket, and MDN. Requires 5+ years experience, Rust expertise, and front-end familiarity. Remote-friendly US role ...

Senior Software Engineer - AI Engineering and Productivity role in Austin or Warren, US. You will develop data-intensive, AI-enabled applications using Java, Python, and SQL on Databricks and cloud platforms (Azure/AWS). Requires 6+ years in full-stack development, 3+ years with complex SQL and K...

Senior Software Engineer – Cloud Engineering & FinOps at General Motors. Drive digital transformation by building a modern FinOps Portal and cloud onboarding platform using Next.js and Go. Requires 5+ years of experience with Kubernetes, Docker, and multi-cloud cost optimization. Hybrid role base...

Senior Software Engineer (SRE) – Database Reliability. Join General Motors in Austin, TX or Warren, MI (hybrid, 3 days/week). Leverage 7-10 years of experience with PostgreSQL and cloud platforms to automate operations, enhance observability, and manage production incidents. Drive reliability thr...

Senior Software Engineer needed for a healthcare tech startup building a greenfield platform unifying patient data for Medicaid populations. This remote role requires 6+ years of full-stack experience with React, Node, AWS, and AI-enhanced development tools. You will design scalable systems, leve...

Senior Software Engineer needed in Madison, WI to build high-performance Windows desktop applications for complex 3D data visualization and analysis. You will architect, optimize, and modernize software handling large datasets using C#, C++, .NET, WPF, and MVVM. This role offers strong technical ...

Senior Software Engineer, Android Test Engineering at Reddit in San Francisco. Design scalable test frameworks and automated tools using Espresso, UIAutomator, and Kotlin. Drive quality across mobile releases with CI/CD and end-to-end testing. Enjoy comprehensive benefits, equity, and flexible PTO.

Senior Mission Planning Test Engineer needed at Eglin AFB, FL to support USAF fighter weapons testing. Requires active Secret clearance, fighter aircrew experience (Pilot/WSO on F-15, F-16, F/A-18, F-35, or F-22), and expertise in military mission planning systems. You will lead software test pro...

Join Microsoft’s Applied Sciences Group as a Senior Software Engineer - Native in Redmond, WA. You’ll write production-grade C/C++ code, shaping features for Windows and Microsoft 365 used by billions. Ideal for experienced individual contributors skilled in native development, OS layers, and rap...

Senior Software Engineer sought for a backend-focused role in Grand Rapids, US. You will design scalable microservices and event-driven architectures using Java, Spring Boot, and Kafka for large-scale e-commerce and Order Management Systems. Leverage AI-driven tools to enhance system reliability ...