Top Senior Software Engineer Jobs in Seattle, WA

The Sr. Software Engineer II role involves designing and developing core features for a Windows-based sensor aimed at improving cybersecurity. Responsibilities include mentoring team members, collaborating with cross-functional teams, and leading the development of next-generation security software under Agile methodologies.

As a Senior SDET at CrowdStrike, you will build testing frameworks and tooling for their cloud platform, ensuring quality and performance. Your responsibilities include verifying features, reviewing design documents, improving test coverage, and maintaining an automated test infrastructure. You'll also collaborate on root cause analysis for production outages.

The Sr. Software Engineer role focuses on enhancing development tools for the CrowdStrike sensor, overseeing build and test tool development, and improving product quality across platforms. The engineer will collaborate with global teams to drive visibility, quality, and efficiency in the engineering processes.

As a Senior Software Engineer, you will build a real-time data processing platform, develop AI-based anomaly detection algorithms, and enhance system performance with microservices. Your role requires strong collaboration and innovation in a fast-paced environment, focusing on scalability and efficiency.

The Staff Software Engineer will design, develop, and deliver scalable cloud infrastructure solutions using AWS and infrastructure-as-code tools like Terraform. The role includes driving technical strategy, mentoring team members, and collaborating with cross-functional teams to enhance productivity and innovation.

As a Senior Software Engineer on the Internal Tools team, you'll design and implement mission-critical applications to enhance business processes and scalability. You will work in a dynamic environment to create and improve SaaS and on-premise solutions, ensuring high-quality code and focusing on the user experience while driving operations automation.

The Sr. Software Engineer II will develop and maintain services for CrowdStrike's cloud platform, focusing on reliability, scalability, and performance. The role involves technical leadership in large-scale architectural changes and incident management, as well as developing automation tools and improving core product architecture.

The Sr Software Engineer - iOS translates business requirements into program designs, writes maintainable code, mentors other engineers, and improves development processes. They focus on iOS development using Swift, integrating backend systems, and may work with data science technologies and AR. They are responsible for ensuring alignment with architecture standards and improving team efficiencies.

As a Senior Software Engineer at Cash App, you will develop features for the Referrals and Incentives platform, collaborate with various teams, and maintain high engineering standards throughout the software lifecycle.

The Staff Software Engineer will collaborate with various teams to develop and scale core P2P payment products, lead technical discussions, and participate in all phases of product development. The role requires building backend systems and engaging with mobile/frontend teams, impacting millions of Cash App customers.

As a Senior Software Engineer at Rokt, you will design, develop, and enhance code for high-impact products, own complex features, collaborate with teams, create scalable applications, and mentor engineers while focusing on customer impact.

The Senior Software Engineer will design and maintain a high-performance Windows agent in Go, develop features for a Windows application interfacing with low-level Windows APIs, ensure security and scalability in a distributed architecture, mentor junior engineers, and collaborate with DevOps for end-to-end testing.

The Senior Software Engineer will develop and maintain web applications using Ruby on Rails and React.JS. Responsibilities include ensuring performance of existing programs, collaborating with teams to resolve issues, and applying best practices in software development. Applicants should have a passion for mentorship and teamwork.

As a Senior Frontend Software Engineer at Carbon Robotics, you'll collaborate with engineering teams to design and implement user-centric web applications for AI and robotics products. You'll build web interfaces for labeling, monitoring, and data analysis, ensuring customers receive essential information about crop health and fleet status. Your role involves project planning, task delegation, and troubleshooting applications while working in a multidisciplinary environment.

As a Robot Systems Software Engineer, you will collaborate with engineering teams to develop efficient robotic software, troubleshoot system software, and enhance machine learning pipelines. Your role will involve project planning, leading problem-solving efforts, and potentially engaging in on-site visits to ensure the reliability of products.

The Senior Software Engineer will build and maintain Lattice, the AI-powered OS for military applications, focusing on platform services, infrastructure, and multiple programming languages. Responsibilities include collaborating with customers, developing software capabilities, and leveraging various technologies for simulation and autonomous systems deployment.

As a Senior Software Engineer at Anduril Industries, you will architect and implement mission-critical integration applications, improve internal tools, and ensure solutions exceed current market offerings. You will collaborate with a high-performing team, automate operations, and contribute to the development of an internal platform that scales the company’s capabilities in defense technology.