Top Senior Level Software Engineer Jobs in Boston, MA

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.

The Senior Software Engineer will lead the development of backend services and APIs, design system architecture, and collaborate closely with teams to evolve the Enterprise platform.

Lead technical strategy and architecture across cloud, AI/ML, and data domains. Mentor senior engineers, drive reusable solutions for scalability, performance, and operability, and evangelize technical vision while delivering hands-on contributions.

Lead architecture and engineering for an enterprise Anaplan planning platform: standardize models, define integration patterns with Snowflake/IDMC, establish governance and runbooks, drive roadmap and AI inclusion, mentor teams, support incidents, and advise senior stakeholders on build vs. buy and platform strategy.

Lead technical design and hands-on development of low-latency, event-driven trading and market data platforms. Drive architecture, engineering standards, CI/CD, observability, and AI-assisted tooling; collaborate with product and solution teams; mentor engineers; ensure resilient, secure, cloud-native solutions aligned with enterprise strategy.

Lead design, configuration, testing, and support of SAP PaPM solutions for finance month-end close. Translate business requirements into system specifications, build complex financial models, optimize processes, troubleshoot production issues, and mentor junior staff. Support implementation, testing, cutover, and post-go-live activities.

Lead Salesforce strategy and architecture for lead-to-cash and service-to-retention workflows. Design scalable end-to-end solutions, enforce governance and DevOps, build AI-ready data architectures (Agentforce/Einstein), optimize performance, manage integrations and data migrations, and document designs while advising stakeholders and minimizing custom code.

Lead design and delivery of scalable budgeting and pacing infrastructure. Build and maintain high-performance Java production systems, collaborate with engineering and product teams, apply data-driven decision making, and ensure reliability, observability, and continuous improvement of distributed systems.

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.

As a Solution Architect Senior Manager, you will lead software solution development, drive digital transformation, and oversee teams through complex projects while maintaining client relationships.

The Software Development Manager leads a team to build applications for Customer Care, ensuring system performance and optimal delivery using Agile methodologies. Responsible for project management and team development.

The Senior Applications Developer will create and enhance applications for internal users, provide technical support, and integrate various systems while leading multiple projects.