Top Senior Software Engineer Jobs

The role involves designing, developing, and maintaining secure software systems, collaborating with engineers, analyzing requirements, and adhering to quality standards.

The Senior Full Stack Software Engineer II at Upside is responsible for developing high-quality software, collaborating with cross-functional teams, mentoring other engineers, and driving improvements in system performance and quality.

Lead software development in a hybrid environment, providing strategic technical direction and managing product design and execution. Experience with cloud services and advanced systems engineering is essential.

The Back-End Software Engineer at Boeing will lead the development of prototypes and production-level web applications, focusing on APIs, data processing, and system architecture while mentoring team members.

The Python Software Engineer will design, develop, and deliver reliable software applications, collaborating with teams and ensuring high standards of quality. Responsibilities include participating in code reviews, staying updated with engineering trends, and contributing to object-oriented codebases.

Develop seamless login and authentication experiences for mobile applications, ensuring security while mentoring junior engineers and collaborating with cross-functional teams.

The Software Engineer will build core systems for Assembled's platform, focusing on infrastructure, data platforms, and integrations, ensuring reliability and scalability for support operations.

Design and implement CIAM backend services for authentication and authorization. Integrate identity systems, manage secure flows, and automate infrastructure.

Design, build, and maintain scalable full-stack software for geospatial data collection, ELT, analytics, and visualization. Work onsite with IC/DoD users throughout the development lifecycle to deliver cloud-based, mission-critical solutions, troubleshoot issues, and produce high-quality, extensible software.

As a Billing & Analytics Software Engineer, you'll design and maintain the billing pipeline, integrate billing systems, and develop customer-facing analytics dashboards to support revenue recognition and operational observability.

Design, maintain, and evolve core backend systems and APIs. Collaborate with product teams to create durable and reusable systems while enhancing performance and security.

The role involves developing large-scale frontend solutions at Chewy, focusing on enhancing customer product detail pages while collaborating with cross-functional teams in an Agile setting.

As a Software Engineer at Citadel, you will build systems for investments, collaborate with researchers, and tackle complex problems.

The Senior Software Developer will design, develop, and deploy secure Windows applications and services, automate tasks with PowerShell, and manage cloud solutions while adhering to cybersecurity standards.

As an Agentic Software Engineer, you'll design and build software solutions for various internal teams, focusing on problem decomposition and integrating AI technologies. You'll work closely with non-technical colleagues to understand their needs and support existing systems while employing best practices in software development.

The Software Engineer Manager will lead a team developing high-performance trading software, overseeing technical projects, mentoring engineers, and collaborating with quantitative researchers and traders to improve system performance.

As a Senior Software Engineer at Klaviyo, you will lead the development of machine learning systems for personalized product recommendations, oversee backend service architecture, and mentor junior engineers, ensuring high-quality data-driven solutions.

Lead AI-driven development efforts, modernize engineering processes to enhance quality and speed in software development, and implement best practices for AI tools.

As a Senior iOS Software Engineer, you will design innovative conversational interfaces and AI-driven experiences, leading the implementation of high-quality mobile features using Swift and modern iOS APIs.

The Senior Flight Software Engineer designs, develops, and tests software for spacecraft systems, supports missions, mentors engineers, and ensures software reliability and performance.

As a Software Engineer in Cash App Banking, you'll design, develop, and deliver banking features, collaborating closely with teams to impact consumer banking.

The Software Engineer will design, develop, and maintain banking features for Cash App, collaborating closely with teams to implement reliable, customer-focused solutions.

The Senior Full Stack Software Engineer will develop user-focused software features, manage end-to-end functionality, and ensure high-quality code. Responsibilities include collaborating with cross-functional teams while driving best practices and technical excellence.

Design, develop, and maintain scalable Java-based backend systems and APIs. Write clean code, perform testing and debugging, conduct code reviews, mentor junior engineers, and collaborate with stakeholders to deliver resilient production software.

The role involves designing, developing, testing, and maintaining software for mission management and planning, participating in the software lifecycle, and collaborating with cross-functional teams.