Top Senior Software Engineer Jobs

As a Senior Software Engineer, you will develop key product features for millions of users, collaborate with teams, and mentor others.

As a Staff Software Engineer, you'll design, build, and operate software for Urban Sky's manufacturing operation, collaborating closely with users and improving existing systems. You will take ownership of projects, contributing across the stack and ensuring systems are reliable and operable while adapting to evolving business needs.

The Senior Software Engineer will develop systems for scientific workflows, APIs, and applications, collaborating across teams to enhance performance and reliability in production environments.

The role involves designing and evolving core systems at LiveKit, implementing resilient architectures, and building tools to enhance system reliability and developer speed. Strong distributed systems experience and programming skills are essential.

Join a collaborative team as a Senior Software Engineer at Farsight, developing AI-driven applications for financial services, ensuring quality and enhancing product offerings.

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.

The Senior Software Engineer, Workflow Platforms will architect, build, and operate orchestration platforms for machine learning, data pipelines, and CI/CD at Bot Auto, ensuring reliability and efficiency.

The Senior Software Engineer will own the React Native mobile codebase, collaborate with cross-functional teams, and ensure high-quality delivery of customer-facing applications.

The Staff Software Development Engineer will define technical vision, mentor engineers, oversee AI platform development and ensure scalability, reliability and security.

The Senior Software Engineer will develop end-to-end systems, ensuring quality and scalability while collaborating closely with the executive team and managing complex web applications.

Senior full‑stack engineer responsible for designing and building user‑facing features from database models to UI components, improving observability and analytics, architecting embedded fintech and AI features, building CI/CD and developer tooling, and shaping engineering processes to improve product quality and velocity.

Develop R&D and production software for next-generation radar products, integrate software with COTS hardware, support deployed capabilities for U.S. and international customers, and work on-site with engineering teams to advance product features and reliability.

Develop, maintain, and enhance 80+ in-house case management applications. Gather requirements, design UIs and databases, write secure .NET Core (C#) ASP.NET Core and WPF code, follow coding/testing/version control standards, supervise junior developers, and support deployment and documentation.

Design, develop, and maintain full-stack .NET web applications and GeoSupport services using C#, ASP.NET/MVC, SQL Server, and Azure. Lead architecture, optimize databases, build cloud services, integrate user interfaces, perform code reviews, troubleshoot complex issues, mentor junior developers, and collaborate with stakeholders to deliver scalable geospatial solutions.

Build and scale backend systems for a high-traffic donor CRM and payments platform. Own performant SQL and realtime querying, optimize payment flows, implement AI agents, and collaborate across product and design to ship resilient, production-grade features at scale.

Design, build, and ship end-to-end product features focused on search and ranking. Improve profile search via new filters, data sources, and LLM-based features (including fine-tuning and feedback loops). Collaborate with founders, move quickly, own projects, and work across Next.js/React, Node.js, OpenSearch, AWS, SQS, and Spark.

Design, implement, and maintain production-grade Python services and internal tools; lead technical design for scalable, available cloud/containerized systems; mentor junior engineers; support DevSecOps, testing, security, observability; adopt AI-assisted workflows and contribute to AI/ML or data-driven systems when applicable.

As a Senior/Staff Software Engineer, you will lead web application development and integrations, mentor engineers, and ensure high-quality project delivery.

Lead technical direction for the Growth team at Sanity.io, focusing on scalable solutions, mentoring engineers, and making data-informed architectural decisions.

Lead software development initiatives for a global SaaS platform: design, develop, and test complex front- and back-end systems. Drive architecture, code quality, and mentorship; oversee multiple projects and teams. Solve scalability, metadata, search, and asset-processing challenges; collaborate with product and leadership to define roadmaps and integrate AI into the development process.

Build and own end-to-end features across a cloud-native B2B SaaS platform: backend APIs, database schemas, React frontends, integrations with payer/EHR/pharmacy systems, AI/LLM-driven automation, and HIPAA-compliant AWS infrastructure. Contribute to architecture, CI/CD, and product-focused technical decisions.

The Senior Engineer will participate in product evaluations, make architectural decisions, write clean code, and work with various technologies in an Agile environment.

You will develop and maintain components of the LLVM based toolchain, collaborating with the community while ensuring platform-specific optimizations and tests.

The role involves architecting and implementing LLM-powered tools to enhance developer productivity, automate mundane tasks, and establish best practices for AI integration in development processes.

Design, develop, and test complex software systems; lead small teams and mentor junior engineers; participate in architecture, conduct code reviews, and ensure high-quality delivery with cloud and AI integrations.