Software Systems Engineer Jobs
Browse 266 exciting jobs hiring in Software Systems Engineer now. Check out companies hiring such as Koah Labs, MagicSchool AI, Supernormal in Chandler, Atlanta, Bakersfield.
Product-focused software engineer role at Koah Labs to lead full-stack initiatives and help build the AI-native ad network from the ground up.
MagicSchool is hiring a Staff Software Engineer to design and deliver scalable, secure AI agent infrastructure that enables reliable autonomous workflows for educators.
Lead the architecture and implementation of Radiant’s AI-backed desktop product while mentoring engineers and aligning technical strategy with product impact at Supernormal.
Lead the engineering effort at Moonshot AI as a Senior Fullstack Engineer, building scalable data-driven systems and production LLM integrations to power an AI-driven, self-optimizing web platform.
Lead the design and delivery of web and on-robot user interfaces at a fast-growing robotics startup, shaping frontend architecture and shipping high-impact features.
Develop backend services and automation for Flexport's Import team to help scale global trade operations and streamline logistics workflows.
Medra is hiring a full-time, in-person Robotics Software Engineer intern for Winter 2026 to help develop the software that powers our autonomous lab robots.
Lead architecture and full-stack development of Seeq's industrial analytics platform as a remote Staff Full-Stack Engineer focusing on JVM backend and React front-end technologies.
Thomson Reuters Labs is hiring a Senior Backend Software Engineer to architect and deliver scalable cloud-native services that power legal AI products processing large document volumes.
Lead the design and implementation of large-scale, high-fidelity simulation infrastructure that validates NVIDIA's autonomous driving stack across millions of virtual miles.
Develop and validate high-performance C++ system software for networked and sonar systems at UT Austin's Applied Research Laboratories on the Pickle Research Campus.
Lead embedded software integration and platform engineering for NVIDIA's DRIVE autonomous vehicle platform, working across Linux, QNX, and hypervisor environments to ship production-quality AV solutions.
Lead the design and scaling of Hatch’s communications platform as a Staff Software Engineer (Elixir), shaping architecture and mentoring engineers to deliver reliable, high-performance user experiences.
Experienced systems engineer needed to lead spacecraft requirements, interface definition, verification, and integration activities for Blue Ring within Blue Origin’s In-Space Systems business unit (Top Secret clearance required).
Lead the architecture and build scalable, fault‑tolerant systems for Crusoe’s managed AI inference platform to serve LLMs at massive scale.
Summer 2026 engineering internship building features and scalable systems for Whatnot's live shopping platform across product, growth, and infrastructure initiatives.
Lead development of mission-critical air defense software at Anduril, building networking, autonomy, and systems-integration solutions deployed in real-world operations.
Anduril is hiring a Software Engineer for its Air Defense team in Irvine to develop and deploy autonomy, networking, and systems-integration software for real-world air defense systems.
Anduril Industries is hiring a Senior Software Engineer on the Air Defense team in Irvine to design and deliver networking, autonomy, and systems-integration software for deployed air defense systems.
HavocAI seeks a Mission Software Engineer in Honolulu to build, deploy, and own mission-ready autonomy software for real-world maritime and defense operations.
Obvious is seeking a hands-on, boundary-pushing maker to build novel AI and data products alongside the founding team.
Datadog is looking for a Staff Software Engineer to evolve Atlas into a high-scale, durable workflow execution platform and become the orchestration backbone for internal AI and company-wide workflows.
Lead development of Braze’s Core Objects as a Senior Fullstack Engineer, building scalable ingestion pipelines and backend systems that power our customer engagement platform.
Senior Software Engineer to design and implement high-performance C++/Golang tools for code analysis, coverage, and chip verification at NVIDIA's Santa Clara engineering organization.
Senior Java backend engineer sought to design and deliver scalable, high-performance services that power Canva’s product features and user experiences.
NVIDIA is hiring a Senior Software Engineer to build and maintain scalable, high-performance GPU cluster platforms that accelerate AI research and reduce operational toil.
Notion is hiring a Software Engineer on the Product Infrastructure team to design core frameworks and abstractions that enable scalable data access, sync, and performance across their product.
Visa is hiring a Staff Software Engineer in Austin to architect and implement scalable payment services and full-stack solutions that support global transaction platforms.
LinkedIn is hiring a hybrid-based Software Engineer - Applications in New York to design, build, and scale high-volume web services and distributed applications using Python or JavaScript.
An undergraduate software engineering internship at LinkedIn where interns build scalable distributed systems and production-quality software while learning core CS and platform skills.
Lead a team to design and operate scalable cloud services and telemetry pipelines for NVIDIA's DGX Cloud GPU infrastructure.
Lead the design and implementation of highly available backend services and data pipelines to deploy and scale ML-driven features at Credit Genie, a Khosla Ventures-backed fintech startup.
Credit Genie is hiring a Staff Software Engineer to architect and deliver highly available backend systems and APIs that power AI-driven financial products.
Abnormal Security is hiring a Software Engineer 2 to build and operate tier‑0 backend services that handle billions of emails per day, with a focus on distributed systems and operational excellence.
Drive the design and delivery of ServiceNow's Observability & Data platform for federal customers, building scalable distributed systems, leading engineers, and promoting engineering best practices.
Lead a high-performing engineering team at Visa to design and deliver scalable, resilient consumer payment platforms and next-generation payment services.
Mercor is hiring a Senior Software Engineer to design and scale production-grade systems that power workflows for leading AI labs and support rapid company growth.
Samsara is hiring a Senior Software Engineer II to own and advance IAM (authentication and authorization) capabilities for its Connected Operations Cloud at scale.
Gemini seeks a Staff Software Engineer to architect and optimize ultra-low-latency trading systems and ensure high availability for its digital asset exchange.
Work as a Senior Software Engineer driving query optimization and scalability for Hive-based distributed SQL engines across cloud and on-prem environments.
Lead architecture and implementation of a scalable Python-based pricing platform to optimize revenue and monetization across multiple product surfaces in a remote-first fintech environment.
Senior engineering leader needed to drive architecture and delivery of embedded finance products at Toast, helping scale payments, bookkeeping, and cash-flow solutions for restaurants.
Senior Software Engineer to design and operate core shared platform services (auth, notifications, internal APIs) for a US-based fintech focused on accessible financial benefits.
Senior Software Engineer sought to architect and implement scalable reference data systems and pipelines that support critical investment and market-data decisions across the business.
Replit is hiring a New Grad Software Engineer to help build AI-driven development tools, scalable cloud infrastructure, and full-stack product features that enable anyone to create software.
Merlin Labs is hiring a Simulation Software Engineer to develop and integrate scalable simulation systems that power autonomous aviation testing, training, and validation.
DMI is seeking a Software Engineer to design, develop, test, and deploy software solutions supporting government and commercial customers in the Tysons Corner/McLean area.
Lead Haskell-based software teams at Anduril's Electromagnetic Warfare organization to design and deliver high-performance, high-assurance systems in support of national defense.
Lead the design and development of mission-critical systems that power cash-value life insurance and annuity products for a remote-friendly financial technology partner.
Lead the design and development of scalable, secure shared platform services (authentication, notifications) for a high-growth fintech focused on accessible financial benefits.
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