Top Senior Software Engineer Jobs in NYC, NY

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

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

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

The Staff Software Engineer will lead backend system design, improve data platforms, mentor engineers, and drive technical direction in Agile development environments.

The Software Engineer will develop lending products for Cash App, collaborating with teams to enhance financial access and build APIs within complex systems.

Forge is seeking a Software Engineer II to design and maintain web applications, develop APIs, and ensure system operations. The role requires collaboration and strong engineering skills.

As a Software Engineer, you will design, develop, and deploy a reliable financial platform, focusing on performance and security while collaborating with teams to ensure high-quality code and infrastructure.

Design and develop high-performance real-time data pipelines for processing financial market data, ensuring low latency and high throughput.

The role involves redesigning software development with AI and automation in a senior engineering position, focusing on improving SDLC efficiency and tool adoption across teams.

Design, build, test, and scale Gusto's native iOS app and supporting mobile web views. Collaborate cross-functionally to develop product features, platform components, push notification and localization services, and maintain iOS infrastructure including build pipelines, testing automation, and release processes.

As a Software Engineer on Cash App's Controls team, you'll enhance platform infrastructure, collaborate across teams, and implement AI-driven solutions to ensure customer trust and safety.

Build frontend experiences, contribute to design decisions, mentor junior engineers, and engage with customers to address complex challenges.

Design and build scalable backend architecture, mentor junior engineers, and ensure data synchronization for customer SaaS tools while engaging with clients to solve complex problems.

The Senior Options Software Engineer will design, develop, and support a high-performance trading platform, collaborating with business leaders to create innovative software solutions and handle complex systems support for trading activities.

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

The Distinguished Software Engineer will architect high-scale systems, drive AI-enabled developer workflows, mentor talent, and lead technical execution of diverse projects.

The Software Engineer will enhance trust and security in Notion's features, build AI-powered systems for risk detection, and collaborate across departments to ensure data privacy.

The role involves designing, developing, and testing scalable microservices for electronic trading in the financial sector, utilizing Java and AI technologies.

The role involves designing and modernizing low-latency electronic trading systems, leading technical initiatives, partnering with stakeholders, and mentoring engineers.

Lead the design and development of high-performance electronic trading platforms, collaborating with various stakeholders to ensure scalable solutions while managing risk and compliance.

You will build AI-first iOS experiences, improve app reliability, collaborate with cross-functional teams, and ensure efficient engineering practices.

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.

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

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