Top Senior Software Engineer Jobs

Develop, test, deploy, and maintain secure Windows applications, services, APIs, and web services for a government technology program. Build solutions using .NET, C#, C++, Python, PowerShell, cloud platforms, CI/CD tools, and containerized environments. Address secure coding, system integration, network and cloud security, automation, documentation, requirements gathering, and authorization artifacts. Collaborate in Agile teams to deliver scalable, mission-critical enterprise systems.

Develop, test, deploy, and maintain secure Windows applications, services, APIs, and web services for a government customer. Manage AWS and Azure solutions, automate Windows administration with PowerShell, and use CI/CD and Agile tools. Integrate secure authentication and data-management systems, support containerized deployments, create technical and authorization documentation, and ensure scalable solutions meet enterprise security standards.

Design, build, and scale backend systems, APIs, and frontend applications. Collaborate with product, design, and AI teams to ship full features, write well-tested code, mentor junior engineers, and contribute to architecture and technical strategy.

Design and develop low-level kernel drivers and embedded software for NVIDIA data center GPUs. Responsibilities include cross-platform Linux and Windows support, hardware initialization, device management, reset capabilities, telemetry, memory management, clock, thermal and power management, and performance optimization. The role collaborates with software, hardware, architecture, and OEM teams to support current products and develop next-generation GPU features.

The Senior Software Engineer will lead technical discussions, develop innovative software solutions, mentor junior engineers, and enhance data communications systems. They require 5+ years of experience and programming skills in Python, C, and C++.

Lead design and delivery of distributed, event-driven backend services using Java, Kafka, and AWS. Define architecture, ensure scalability/reliability/observability, own production operations, drive API/data modeling, implement CI/CD and testing, and mentor engineering teams.

Lead full-stack engineer responsible for designing, developing, testing, and operating secure, scalable applications. Drive adoption of AI-assisted engineering practices, improve operational stability through automation, lead vendor and architecture evaluations, and coach teams on secure, compliant AI use. Contribute high-quality production code, code reviews, and technical troubleshooting across the SDLC within financial services contexts.

Lead design and delivery of secure, scalable full-stack solutions. Develop, review, and troubleshoot production code; drive automation and CI/CD; champion AI-assisted engineering practices; evaluate vendor and architectural options; mentor teams and promote resilient, reusable design patterns across the organization.

Design, develop, integrate, and test enterprise satellite ground systems. Integrate custom and industry-standard applications, build CI/CD and containerized test infrastructure, interface with customers, support program reviews (SRR/PDR/CDR), and lead/interact with cross-functional teams to deliver mission-ready ground software.

Lead software support for high-volume defense manufacturing: maintain and optimize build/test software, resolve production floor software issues in real time, integrate with hardware, and improve reliability of production and verification tools.

Build and evolve the Durable Objects runtime and its routing/storage systems. Improve reliability, scalability, and performance for stateful serverless workloads. Own code end-to-end, solve distributed systems problems, and work across JavaScript, TypeScript, Rust, and C++.

Lead architecture, design, and delivery of PET product features; write production full‑stack code; champion testing, observability, CI/CD and operational readiness; mentor engineers and collaborate with product to shape technical roadmap.

Lead teams and projects to design, build, and operate scalable, highly available payment systems. Mentor engineers, collaborate with product managers, deliver cloud-native full‑stack solutions using microservices, containers, databases, and AWS/Azure/GCP technologies, and occasionally write or review code.

The Senior Software Engineer will design and develop core modules for an AI-enabled platform, collaborating across teams and mentoring others in a fast-paced environment.

Build and own end-to-end frontend experiences for Coinbase card products across web and mobile. Ship high-scale consumer features, improve payment flow performance and SLOs, reduce latency and CX contacts, mentor engineers, and collaborate with product, design, and backend teams to deliver reliable, user-focused card functionality.

Lead and mentor a team building cloud-based full‑stack microservices solutions. Design and deliver robust, scalable systems using modern languages, containers, orchestration, and cloud services to meet regulatory and product needs.

As a Senior Software Engineer on the Bank Payments team, you will lead technical projects, mentor engineers, and develop scalable Java-based web services while driving innovation in North America's core banking payment systems.

Lead technical design and delivery of scalable backend microservices using Java and Spring Boot. Provide architectural guidance, mentor engineers, establish secure AI-assisted development workflows, drive cloud-native deployments on AWS/Azure, and ensure software quality through reviews, testing, and operational readiness. Influence cross-functional delivery and build reusable platform patterns that enable production AI/agent integrations and platform scalability.

Build end-to-end fullstack features for a mental healthcare platform: design APIs and UIs, manage clinical and practice-management systems, integrate AI capabilities, and own product outcomes from schema to frontend.

Headway seeks a Staff Fullstack Engineer to own end-to-end product work across frontend and backend. You’ll build practice management, patient/provider engagement, AI-enabled clinical systems, onboarding, growth tools, and platform foundations. The role requires technical leadership, cross-functional strategy, mentoring, and shipping scalable, reliable systems in a complex healthcare domain.

Design and build reliable backend services powering clinical data, insurance billing, patient-facing infrastructure, and financial ledger systems. Scale high-integrity systems requiring idempotency, strong consistency, and pragmatic AI integration to automate provider workflows and enable personalized patient experiences.

Designs, builds, tests, documents, operates, and maintains software supporting electromagnetic warfare solutions, military exercises, and real-world missions. Responsibilities include resolving defects, supporting releases, gathering requirements, collaborating with customers and cross-functional teams, and improving development processes. The role requires troubleshooting production issues, applying Agile methods, and supporting mission-critical defense programs. Travel up to 25% is required.

Leads end-to-end development of secure, scalable customer-facing software using full-stack and cloud technologies. Designs systems, writes and reviews production code, improves reliability and performance, and guides technical decisions. Provides mentorship, code reviews, and coaching to engineers while promoting software development lifecycle practices, Terraform-based infrastructure, AWS cloud adoption, and responsible AI-assisted engineering. Collaborates with vendors and cross-functional teams to evaluate architectures and deliver resilient digital banking experiences.

Design, develop, and validate functionally safe software for robotic perception systems. Build safety-critical architecture across Linux and real-time operating systems, create testing and validation frameworks for edge cases, collaborate with machine learning, hardware, and core software teams, and mentor junior engineers on safety-critical coding practices.

Build scalable distributed systems for Rula’s Marketplace Health Engine, improving provider utilization, marketplace efficiency, and patient access. Partner with Engineering, Product, Data, and Operations; lead technical strategy across teams; design backend services, APIs, and data-intensive systems; drive projects from discovery through post-launch support; solve complex marketplace problems; mentor engineers; and remain hands-on in software development.