Top Senior Software Engineer Jobs

Lead the architecture, development, scaling, and optimization of Microsoft Bing’s Search and AI Platform. Design distributed systems supporting web-index serving, big data processing, AI inference, LLM grounding, hybrid retrieval, and generative search. Drive technical vision, performance, reliability, and SLA compliance across online and offline workloads. Collaborate with AI, infrastructure, and product teams, lead full software development lifecycle execution, mentor engineers, and apply emerging technologies to improve platform capabilities.

Develop and maintain software deployment, licensing, installation, manufacturing-support, and release systems for software-enabled life science instruments. Lead Manufacturing Readiness Reviews, coordinate release planning and readiness evidence, support installers and production tools, maintain licensing services, troubleshoot launch-blocking incidents, and collaborate across Engineering, Quality, Operations, Manufacturing, Service, Supply Chain, and vendors.

Senior Software Engineer will design, develop, test, document, and implement scalable software (TypeScript/React or Python/Django). Engage with open-source Open edX community, mentor others, make design decisions, produce clear documentation, and support team goals while improving platform performance and accessibility.

Build and scale distributed compute and storage infrastructure for Microsoft Search and AI serving systems. Responsibilities include designing features, debugging production incidents, optimizing CPU and GPU performance, developing vector search and deep learning serving capabilities, scaling components, and collaborating across engineering, research, and open-source communities. The role supports massively distributed systems handling millions of requests per second and requires expertise in high-performance or distributed computing.

Design and implement scalable, secure cloud-native microservices and data platforms. Collaborate with product and stakeholders, mentor junior engineers, build CI/CD pipelines, and translate business needs into developer-ready stories.

Design and develop software within architecture specifications, improve performance, document workflows, produce user guides, collaborate with Product, QA, and users, and deploy changes to QA and production environments.

Design, develop, and implement complex software systems. Contribute to requirements, architecture, and solutions. Mentor peers, improve engineering processes, work in Agile/Scrum, and follow best practices (testing, code reviews, CI/CD). Communicate effectively and handle ambiguity and complexity while collaborating across teams.

Collaborate with design and product to define customer experience. Write and estimate stories in an agile process. Develop maintainable full‑stack applications using Ruby, Rails, Sinatra, HAML, SASS and Postgres. Deploy and operate on Heroku, AWS and other cloud platforms. Produce testable code and contribute to testing efficiency and practices.

Collaborate with design and product to define customer experience. Write and estimate Agile stories. Build maintainable full-stack software (HAML, SASS, Rails, Postgres) on Heroku/Amazon cloud. Produce testable code and discuss testing efficiency.

Senior full-stack engineer responsible for collaborating with design and product, estimating and writing agile stories, and building maintainable, testable applications using Rails, HAML, SASS, and PostgreSQL. Operate on cloud platforms like Heroku and AWS and contribute to architecture and data-store decisions.

Collaborate with design and product to define customer experience, write and estimate agile user stories, and develop maintainable, testable full‑stack software using Ruby on Rails, HAML, SASS, Postgres, and cloud platforms (Heroku/Amazon). Advocate data store choices and apply agile practices.

Collaborate with design and product to define customer experience, estimate and write agile stories, and build maintainable, testable full‑stack software using Ruby/Rails/Sinatra, Postgres, Heroku/Amazon cloud, HAML, and SASS.

Develop, maintain, and optimize mission-critical software systems in Linux using Python and C++. Implement and tune performance-critical algorithms, support integration with hardware and databases, perform debugging and testing, produce technical documentation, and lead or mentor engineering teams to meet system and operational requirements—with emphasis on real-time, high-performance, DSP/RF-enabled applications.

The Senior Software Engineer will develop rich media applications using Java and Spring, focusing on REST services and Google Cloud. Experience in object-oriented design, iOS/Android support, and high-performance internet applications is required.

As a Senior Software Developer, you'll design, build, deploy, and support web applications using the .NET stack and Azure, while collaborating with a team.

Seeking a Senior Software Developer to design, build, deploy, and support web applications using the .NET stack and other technologies in a collaborative team environment.

Own and maintain HD maps infrastructure across products. Define map storage formats and distribute map data for UIs, data pipelines, storage, and SDKs. Collaborate with engineers and customers to design and implement mapping and localization solutions.

Design, implement, and maintain Windows-based C#/.NET applications, distributed services, and embedded integrations. Build inter-service communication (e.g., RabbitMQ), perform integration and system testing, maintain CI/CD and documentation, estimate and execute project tasks, and collaborate with global Agile teams in regulated medical-device development environments.

Own and build core, greenfield backend systems using Node/TypeScript on GCP. Design multi-component architectures, produce actionable design docs, implement AI/LLM features (RAG, function calling, agentic workflows), manage cross-team delivery, and mentor/hire engineers.

Build and ship production features end-to-end on a Node/TypeScript/GCP stack. Contribute to system design, author design docs, perform constructive code reviews, and integrate AI tools into product features. Take ownership for correctness and reliability while operating at Series A pace.

Design, build, and maintain end-to-end mobile trading systems for iOS and Android. Ship production-quality code, perform code reviews, break down projects, and align cross-functional teams. Apply AI coding tools, support onboarding, and serve as a mobile subject-matter expert within a fast-paced crypto/Web3 environment.

Lead design, develop, test, deploy, and maintain software applications. Provide technical leadership and mentorship across multiple Scrum teams, perform code reviews, apply application architecture principles, drive Agile/SCRUM ceremonies, and collaborate with stakeholders to translate business requirements into technical solutions.

Build and maintain end-to-end mobile trading systems for iOS and Android. Ship production-quality, well-tested code, apply blockchain and crypto knowledge, and integrate AI tools to improve engineering workflows. Break down projects, collaborate cross-functionally, conduct and act on code reviews, mentor teammates, and participate in hiring and onboarding. Influence product decisions through data-driven insights and provide domain expertise for mobile trading initiatives.

Drive end-to-end feature development from design through testing and deployment, collaborate with product and engineering teams, and improve development processes and code quality.

Design, develop, test, and deploy full-stack mobile applications (React Native and native iOS/Android), implement backend services (NestJS/Express), and integrate with cloud, CI/CD, and containerization. Lead architecture and design reviews, write automated tests, mentor junior engineers, collaborate in agile teams, and build AI-driven app features using tools like OpenAI or Anthropic.