Top Senior Software Engineer Jobs in Buffalo, NY

As a Senior Software Engineer II on the Marketplace team, you'll develop full-stack features and support ML Ops infrastructure while collaborating with data scientists and engineers.

Design, implement, test, and maintain full‑stack features and services for the Cayuse Research Platform. Drive architecture, prototypes, and technical debt reduction while practicing TDD, expanding automated QA, collaborating cross‑functionally, and ensuring high quality delivery in an Agile environment.

The Staff Software Engineer will design and build scalable systems, lead architecture decisions, mentor engineers, and improve existing platforms using PHP, Node.JS, and AWS.

As a Staff Software Engineer, you'll enhance Airbnb's build infrastructure, optimize performance, and mentor engineers to improve software development processes.

The Senior Software Engineer will design, build, and maintain full-stack applications with a focus on ownership and collaboration. Responsibilities include code development, troubleshooting, and improving CI/CD workflows in a fast-growing SaaS environment.

Develop and enhance features for EnrollWise, contribute to a scalable software architecture, review code, collaborate on design and technical feasibility, and maintain software quality.

Senior backend engineer responsible for designing and implementing scalable, high-availability backend services for investment and financial products. Work primarily on backend APIs, integrations with financial institutions, databases, testing, troubleshooting production issues, and contributing across the stack while focusing on performance, security, and maintainability.

The Senior Software Engineer will design and develop scalable digital healthcare solutions, integrating AI capabilities and collaborating cross-functionally while leading technical initiatives in software development.

As a Staff Software Engineer, you will architect and build high-impact systems, mentor engineers, solve complex technical challenges, and lead cross-organizational initiatives in a fast-paced AI infrastructure environment.

The Principal Software Engineer will lead the development of Node-based applications, ensuring alignment with business goals and mentoring engineers. Responsibilities include designing scalable systems, managing product requirements, and utilizing AI tools for software development.

The Senior Software Engineer will manage Akamai's cloud storage solution, lead system design, development, and support, collaborating with various teams to enhance product offerings.

The Staff Software Engineer will design .NET infrastructure, automate builds, maintain tooling for .NET libraries, and mentor peers while ensuring security and reliability.

As a Senior Site Reliability Engineer, you'll analyze and improve software on production networks, automate debugging, and validate cost reductions while collaborating with development and QA teams.

The Senior Software Engineer will build full-stack features, work closely with designers, and enhance user experiences, while ensuring code maintainability and safety. Responsibilities include experimenting with ideas and writing readable code.

Develop user interface components for ArcGIS Pro using C# and WPF, work in an agile team, and design software solutions for raster and imagery processing.

Lead the development of product features, mentor engineers, optimize system architecture, and ensure best practices in a high-performance team.

The Senior Software Engineer will design and develop IMS TM and DB-compatible technologies, providing architectural leadership and mentoring while optimizing mission-critical applications for modern environments.

Design, develop, and maintain software in a Java environment. Collaborate with cross-functional teams, troubleshoot complex issues, and optimize performance.

The Senior Software Engineer at Ensono will design, develop, and maintain enterprise Java applications, handle technical analyses, manage middleware configurations, and implement DevOps practices.

The Senior Software Engineer II will design scalable solutions, enhance application functionality, and collaborate with product managers to deliver features.

Design and develop scalable software solutions, lead engineering workstreams, ensure code quality, mentor junior developers, and collaborate on technical strategies to enhance digital experiences for BECU members.

As a Senior Software Engineer, you'll work on backend systems, engage in engineering challenges, and contribute to software development and deployment.

Seeking a Staff Software Engineer to lead the design and evolution of the entity data platform, focusing on data ingestion, resolution, and delivering accurate data. Responsibilities include system architecture, improving reliability, and mentoring team members.

As a Senior Software Engineer, you will design and optimize APIs, develop cloud functions, and collaborate with product teams to enhance user experiences at Speechify.

Design, develop, and test software applications while mentoring junior developers and collaborating with cross-functional teams. Analyze data, solve problems, and create user-friendly products with a focus on engineering excellence.