Top Senior Software Engineer Jobs in Boston, MA

As a Principal Software Engineer, you will mentor junior engineers, solve technical problems, and enhance customer-focused software solutions in an agile environment.

As a Senior Software Engineer, you will solve complex technical problems, mentor junior engineers, and enhance software performance in an agile team.

The Lead Software Engineer will ensure architectural integrity, lead AI-augmented development, audit SDLC processes, and act as the technical anchor for a collaborative team.

The Senior Software Engineer will lead web experience architecture, mentor engineers, manage technical projects, and enhance frontend performance and reliability through data-driven decision making.

Design and maintain backend services for WHOOP's healthcare platform, integrating advanced data insights and collaborating on feature development with cross-functional teams.

The Principal Full Stack Software Engineer will design, develop, and mentor teams in building scalable web applications, influencing architecture and engineering standards in AI and cloud technologies.

The Senior Software Engineer will lead technical discussions, develop innovative software solutions, mentor junior engineers, and enhance data communications systems. They require 5+ years of experience and programming skills in Python, C, and C++.

The Sr. Software Engineer will design and deliver scalable software that enhances customer interactions and operations, utilizing modern development tools and cloud services.

Lead design and hands-on development of low-latency, real-time trading and market-data platforms for public markets. Architect event-driven, API-first systems, embed CI/CD, observability, and responsible AI practices, collaborate with product and enterprise teams, and mentor engineers to deliver resilient, cloud-native solutions.

Lead cross-team technical vision for a new product launch while remaining hands-on. Design scalable backend-heavy systems, run services in production, define SLOs, mentor engineers, and drive alignment across squads. Work end-to-end with product, prioritize architecture for scale, and use AI-augmented workflows to boost engineering velocity.

The Senior Software Engineer will design, develop, and maintain software for critical products, collaborating with teams to ensure high-performance secure applications, contributing to all software lifecycle phases, and adhering to best practices.

As a Lead Software Engineer, you will design and develop advanced algorithms for autonomous platforms, guiding a team through the software development lifecycle and ensuring best practices.

The Senior Software Engineer will design and develop core modules for an AI-enabled platform, collaborating across teams and mentoring others in a fast-paced environment.

The Principal Software Engineer will design AI-native systems, set standards for development processes, lead engineering practices, and deliver autonomous workflows to enhance business outcomes in wealth management technology.

Design, implement, test, and operate core components of a distributed file system. Write high-performance C/C++ for kernel-adjacent and user-space storage, improve snapshots, caching, metadata, and protocol access (NFS/SMB/S3). Build HA stateful services on Kubernetes, lead design and code reviews, mentor engineers, and ensure production reliability, observability, and upgradeability.

Build and lead development of Klaviyo's conversational AI platform: native chat surface, agent orchestrator, and agentic UI. Design scalable, reliable systems, ship high-quality code, mentor engineers, drive technical decisions, and improve AI-powered customer experiences.

The Principal Software Engineer will develop and maintain eCommerce platforms, lead teams, set technology strategy, and ensure software scalability and resilience.

The Senior Software Engineer at Snyk will shape technology, implement solutions, mentor junior engineers, and ensure effective infrastructure use.

Lead the development of innovative display ads technologies, mentor engineers, and ensure system performance and reliability in a fast-paced environment.

As a Senior Software Engineer, you'll design and build scalable systems for customer data management, ensuring seamless user experiences and mentoring team members.

As a Senior Software Engineer in Developer Infrastructure, you will manage dependency optimization, platform upgrades, enhance developer productivity, and ensure operational excellence while collaborating cross-functionally.

As a Senior Software Engineer, you'll lead software projects, develop cloud-native solutions using .NET and Angular, and guide the engineering team in best practices.

The Senior Software Engineer will design and implement real-time software solutions, enhance software architecture, and support customer engagement in advanced sensor systems.

As a Senior Software Engineer, you will design and implement software solutions, support integration and testing, and collaborate across teams to address national security challenges.

The Senior Software Engineer develops innovative software solutions focused on estimation theory and machine learning while collaborating with multidisciplinary teams.