Staff+ Software Engineer Jobs

Lead the technical strategy and backend architecture for Toast’s largest restaurant brands, building scalable financial and accounting systems while influencing engineering across the organization. This principal-level role combines hands-on architecture, cross-team leadership, customer value, and mentorship.

Toast is hiring a Staff Software Engineer to build full-stack capabilities that improve restaurant guest engagement, retention, and growth. This high-ownership role combines backend systems development, scalable product delivery, technical leadership, and mentoring in a hybrid environment.

Own critical Windows Client Connector service components at Zscaler, improving reliability, performance, and maintainability across RPC, session handling, data pipelines, and telemetry. This senior technical leadership role combines hands-on C++ systems programming, production debugging, and mentorship.

Decagon is hiring a customer-facing Solutions Architect to design enterprise voice and contact-center deployments for its conversational AI agents. The role combines pre-sales technical advising, telephony architecture, SIP troubleshooting, and the creation of scalable deployment practices.

Lead reliability engineering for Zscaler’s global cloud, hybrid, and bare-metal infrastructure in a hands-on Senior Staff role. Build self-healing automation, resilient provisioning, and deep observability across AWS, GCP, and on-premises systems.

Lead the architecture and delivery of enterprise-grade Generative AI, LLM, RAG, and Agentic AI solutions. This role combines senior software engineering, AI solution design, cloud platforms, MLOps, and technical leadership.

Build and integrate secure AI-server firmware across high-performance computing platforms, specializing in system bring-up, BMC development, and low-level hardware communication. The role combines deep embedded systems expertise with hands-on technical guidance for global customers.

Lead complex software development and integration across autonomous maritime vessels and ground systems, spanning application software, middleware, embedded systems, firmware, and simulation. The role provides technical leadership, product roadmap ownership, supplier coordination, and field-testing support for defence platforms.