Top Senior Software Engineer Jobs

As a Senior Engineer on the Frontend Infrastructure & Experience team at Braze, you will design and build foundational frontend systems, lead projects, improve developer experience, and create polished customer-facing product experiences.

As a Senior Fullstack Software Development Engineer, you will lead the design and delivery of product features, uphold engineering excellence, mentor peers, and collaborate with cross-functional teams to enhance customer experience.

The role involves designing and expanding backend systems, mentoring engineers, and executing technical strategies to modernize architecture and improve system performance.

As a Senior Software Engineer, you'll design and implement software solutions, support system integration, and collaborate with teams to solve national security challenges.

As a Senior Software Engineer, you'll design and build data models, APIs, and backend services for a complex datacenter infrastructure platform, while ensuring high performance and scalability.

The Principal Software Engineer, Senior Architect will lead architecture decisions modernizing Mastercard's Corporate Technology Solutions, focusing on data architecture, enterprise scale platforms, and ensuring technical excellence across teams.

The Senior Software Engineer will design and implement software solutions for advanced algorithmic applications, enhancing software architecture and collaborating with different teams and customers to meet national security needs.

The Senior Software Engineer will enhance Kubernetes-native benchmarking services while improving performance and reliability, mentoring junior engineers throughout the process.

As a Senior Software Engineer, you will build and integrate marketing technology stacks, lead technical projects, collaborate with cross-functional teams, and foster a high-performing engineering culture.

The Principal Software Engineer will lead enterprise architecture, modernize data platforms, mentor teams, and influence technical standards across Mastercard.

Design, build, and operate scalable, secure cloud-native microservices and APIs. Lead architecture, performance engineering, testing, observability, and production ownership. Mentor peers, drive secure coding and CI/CD practices, and collaborate with product, SRE, and security teams.

The role involves leading the Observability Insights initiative at CoreWeave, focusing on developing APIs, agentic tools, and improving telemetry for AI systems. Candidates should possess significant experience in backend engineering and observability systems, especially for multi-tenant environments.

As a Staff Engineer, Fullstack, you'll enhance social care services by developing web applications and APIs while leading complex projects integrating Uno Health with Findhelp's platform.

Lead the development and maintenance of integrations with health partners, manage data sources, and enhance oncology infrastructure, ensuring operational excellence and collaboration across teams.

The Senior Software Engineer will build user features using Golang and cloud technologies, lead tool implementation, and collaborate across teams to enhance productivity.

As a Senior Software Engineer, you'll build and manage the runtime infrastructure for Moveworks' AI agents, focusing on distributed systems, event-driven architectures, and observability. You'll handle real-time responses for enterprise users, ensure system correctness and low latency, and deal with innovative engineering challenges.

The Senior Software Engineer will deploy new Synthetics locations, develop tooling for management, automate migrations, and support architecture decisions for Synthetics products on cloud infrastructure.

Design and build backend services and APIs for identity resolution while developing workflows for handling massive data volumes and mentoring junior engineers.

Design and develop backend services and APIs for identity resolution, optimize event-driven systems, and enhance system reliability. Mentor engineers and influence architectural decisions.

The Senior Software Engineer will design and develop a distributed CRM platform, implement core components, fix bugs, and enhance data pipelines using various programming languages and technologies.

Design, build, and maintain provider- and care-team-facing web interfaces for clinical and operational workflows. Own features end-to-end, drive frontend architecture, optimize client-side performance and accessibility, collaborate with product/design/data/clinical teams, instrument metrics, and participate in on-call rotations to ensure reliable production systems.

Build and own distributed runtime infrastructure for agentic AI: session orchestration, lease-based distributed session management, event-driven pipelines, structured concurrency, observability, caching/state layers, and real-time streaming to support multi-step agent workflows at scale.

As a Staff Software Engineer, you'll design and operate traffic infrastructure, lead multi-team projects, ensure service reliability, and mentor engineers while utilizing AI tools for development efficiency.

As a Lead Software Engineer, you'll design and develop GenAI platforms, integrate LLMs, mentor engineers, and solve technical challenges for scalable solutions.

The Lead Software Engineer will build healthcare applications and data systems focusing on audience intelligence, while leading development of scalable infrastructure and ensuring compliance with privacy regulations.