Top Senior Software Engineer Jobs

Lead remote engineering teams to design, architect, and deliver scalable, high-availability education technology platforms focused on content systems, workflows, and GenAI. Drive product and technical strategy, collaborate with product/design, implement cloud-native architectures, adopt agile practices, measure performance through data and testing, and continuously improve user engagement and platform reliability.

Design, develop, and test software for Starship flight systems. Ensure reliability and mission integration. Lead technical improvements.

Design, develop, and test flight software for SpaceX's Starship, collaborating with engineering teams to ensure reliability and meet mission objectives.

The Principal Software Engineer will design and build a new CDN for Starlink, scaling distributed systems, optimizing performance, and participating in system architecture reviews.

The Senior Software Engineer will design and build fullstack features using Go, React, and Ember, ensuring optimal customer experiences and system scalability while mentoring peers and driving projects.

The Software Development Engineer II will develop navigation solutions, balance rapid development with reliability, and optimize performance while promoting operational excellence at Mapbox.

Provide technical leadership for enterprise software delivery: design, implement, review code, ensure quality and compliance, mentor engineers, partner with business and architecture, monitor KPIs, and drive automation and SDLC governance.

Design, build, and maintain scalable, secure microservices-based applications across the full SDLC. Contribute to architecture, write production-quality code, ensure test automation and observability, mentor engineers, and collaborate with cross-functional teams to deliver and operate enterprise platforms.

The Staff Forward Deployed Software Engineer will lead technical discovery, own system architecture, develop AI and automation solutions, and ensure production excellence while working closely with clients and operators.

Lead design, implementation, tuning, and capacity management of enterprise software. Deliver and maintain scalable applications, mentor engineers, collaborate with product and QA, and apply cloud, microservices, and AI tooling (LangChain, LLMs, Vertex AI). Write testable code, perform code reviews, and improve development practices.

Build and maintain Marketplace features that connect fleets and shops, handle scheduling, approvals, transactions, billing, and data entry. Collaborate with PMs, designers, and engineers, design architecture, deliver well-tested code, prototype solutions, and perform thorough peer code reviews.

As a Staff Product Engineer, you'll lead complex technical initiatives, align product and engineering, mentor engineers, and improve systems within a fast-paced environment.

The Staff Software Engineer will design and build scalable infrastructure systems, manage multi-cloud environments, and lead technical initiatives to enhance operational excellence at Harvey.

As a Staff Software Engineer, you will design and build scalable infrastructure systems, lead technical initiatives, mentor engineers, and ensure operational excellence within Harvey's AI platform.

The Senior Software Engineer will develop features end-to-end for an AI-driven platform, enhance customer experience through feedback, and ensure high code quality while collaborating across teams.

Participate in all software development lifecycle phases, including design, development, and implementation of software products. Requires excellent communication skills and software development proficiency.

Design and build integrations for AI-driven applications, develop databases, optimize performance, collaborate with scientists, and drive large-scale systems deployment.

As a Staff Software Engineer, you will develop UIs, APIs, and databases for an AI-driven scientific platform, ensuring performance and integration with various systems. Collaborate with researchers and engineers to enhance scientific workflows and scale large systems.

Design and implement low-latency, high-performance trading systems across distributed systems, concurrency, OS, networks and computer architecture. Develop/maintain feed handlers, OMS and order execution components (FIX), collaborate on large codebases, lead projects, and iterate on trading technology to optimize latency and reliability.

Senior Software Engineer responsible for designing and building scalable C#/.NET backend systems and APIs on AWS, using AI-assisted coding tools. Ensure test coverage, performance SLAs, contribute to architecture decisions, and mentor engineers across products including LoopNet.

Design and implement ultra-low-latency C++ trading gateway components, build market access interfaces (FIX/OUCH), optimize NUMA-aware multithreaded systems, employ userspace networking, lock-free techniques, and compiler/cache optimizations, and lead related projects.

Design and implement low-latency C++ gateway infrastructure for market access. Build and optimize order-entry interfaces (e.g., FIX, OUCH), apply NUMA-aware multithreading, userspace networking, compiler/cache optimizations, and lock-free techniques. Contribute to architecture and performance tuning using strong algorithms, data structures, and modern C++ best practices.

Design and build customer-facing web apps (React, TypeScript) and backend microservices (C#, .NET Core). Lead software design and code reviews, implement CI/CD and testing, evaluate emerging technologies, and contribute to AI initiatives within the CRM platform.

Design and implement interactive learning building blocks and clear APIs, own implementations from idea to launch, write maintainable code, collaborate in cross-functional teams, and ensure AI-interoperability and pedagogical correctness in interactive experiences.

The Senior Software Developer will design and develop web and mobile applications, collaborate with scientists, implement APIs, and mentor developers.