Top Senior Software Engineer Jobs in NYC, NY

Lead a team of developers in full stack application development, focusing on design, implementation, and support of technology projects while ensuring high consumer product quality and team management.

The Senior Backend Software Engineer at Headway will design software architecture, mentor teams, and evaluate technology to enhance mental healthcare accessibility.

Develop and maintain software solutions, review and debug code, lead evaluation sessions with vendors, and drive the adoption of new technologies.

As a Backend Engineer at Kalshi, you will design algorithms for order matching, optimize data access, and lead integrations with external clients, contributing to a fast-growing financial market.

Design and implement innovative video solutions and tools for sellers on a live shopping platform, enhancing video quality and user engagement.

As a Software Engineer, you will ship features, maintain a high-quality feed, build scalable systems, and mentor teams while leading engineering initiatives.

Develop and maintain high-performance algorithmic trading systems, enhancing core components, collaborating with stakeholders, and gaining domain expertise.

The Software Engineer will enhance trading strategies, develop new algorithms and tools, and help evolve a high-performance trading system. They will collaborate with traders and ensure robust execution performance.

The Software Engineer will design and scale back-end systems, improve features, ensure system reliability, and collaborate across teams while focusing on performance and security.

The role involves building secure enterprise solutions, implementing access control systems, and developing public APIs while ensuring intuitive user experiences and scalable architecture.

Join Snap Inc as a Backend Engineer to design, implement, and operate scalable services for products, collaborating across teams and maintaining system quality and operational excellence.

Lead engineering efforts at Headway, designing software architecture, mentoring teams, and shaping technical requirements to build a mental health care platform.

Design and build UIs and features for Oso's authorization service, enhance user experience, and engage with users for support.

Collaborate with business and engineering teams to implement scalable user interfaces, backend services, and risk management systems with a focus on real-time metrics.

As a Frontend Engineer, you'll build and enhance the trading experience, develop user-facing features, and engage with customers to shape product decisions.

The role involves building, maintaining, and supporting a powerful trading platform, designing and deploying software solutions, and collaborating with business leaders to analyze and solve complex technical problems in a dynamic trading environment.

Design and develop software solutions, analyze complex problems, and provide support for trading activities in a dynamic environment.

The role involves developing production systems using Java and Spring, working with databases, and collaborating with teams to optimize solutions.

Develop high-volume server-side applications using Java or similar languages, collaborating on product teams to enhance customer experiences.

Software Engineers at Citadel build systems for investment processes, collaborating with investors and researchers to enhance efficiency and outcomes.

The role involves architecting and optimizing AI applications and workflows, building real-time execution engines, and collaborating with customers for feature development.

The GTM Full Stack Engineer will develop applications, contribute to system design, and work with both technical and non-technical teams to enhance user experiences and automate processes.

The Software Engineer will enhance developer experience by creating efficient tools for production releases and streamline workflows while collaborating with various teams.

The iOS Software Engineer will maintain the CI/CD pipeline and Bazel build system, improving mobile build scripts and collaborating with cross-functional teams to streamline development and increase efficiency.

The role involves developing tools for a cloud platform, building APIs and SPAs, and collaborating with teams to define new features while maintaining CI/CD practices.