Top Senior Software Engineer Jobs

The Principal Software Engineer will shape the Commerce Hub's technical future, build scalable systems, lead architectural changes, mentor engineers, and influence product strategy.

Design, develop, test, and integrate software features for in-flight entertainment. Build and maintain automated tests and CI/CD, triage and debug issues, drive quality improvements, estimate and deliver work, collaborate with stakeholders, and mentor other engineers while improving SDLC and documentation.

Hands-on technical leader for the iOS mobile app: define architecture and engineering standards, own iOS CI/CD and releases, improve observability and security, integrate push/identity/deep links, mentor distributed iOS teams, collaborate with backend/product, and support production incident response and hotfixes.

As a Senior Software Engineer, you will modernize and maintain a complex database platform, oversee backend architecture, and collaborate with front-end teams on web application migration while ensuring codebase stability and production readiness.

Design and own an immutable, event-oriented accounts and ledgering system for RCM. Build idempotent posting/adjustment pipelines, reconcile billed charges, remittances, and bank deposits, ensure report consistency, operate money-critical Postgres systems, and set observability, security, and operational standards while mentoring senior engineers.

Build and maintain cloud-native liquidity management platform features using Azure and .NET. Implement CI/CD, observability, and rigorous testing. Mentor engineers, drive technical design, participate in on-call rotation, and improve team practices to deliver scalable, resilient treasury solutions.

Lead the design, development, and delivery of complex features for the Hyperlift Stars Platform. Responsibilities include setting technical direction, architectural guidance, and improving the efficiency and reliability of data-intensive software systems.

Design, build, and maintain scalable backend pricing services, own end-to-end SDLC, collaborate with Product and Data, lead architectural decisions, mentor engineers, troubleshoot production issues, optimize performance and CI/CD, and ensure pricing systems meet compliance and SLA targets.

Design and implement the Stack Forging software suite for high-performance thermal manufacturing. Develop 3D geometry algorithms and 2D motion/path-planning to improve part accuracy and throughput. Take features from requirements to production, collaborate in an agile team, improve code quality, and work with external designers and developers. Onsite role in Burlington, MA.

Design, implement, and optimize Elasticsearch core storage and query engine components for observability workloads. Drive architectural improvements, resolve performance bottlenecks in indexing and serialization, optimize data layouts for object storage, lead cross-organizational initiatives, mentor engineers, triage community issues, and write idiomatic modern Java in a distributed team.

Lead development on the Appian platform (SAIL), ensuring performance, scalability, reliability, and modern tooling. Design and implement full-stack features, perform performance analysis and tuning, conduct code reviews, mentor junior engineers, drive refactors and automation, and document technical designs and long-term platform changes.

Drive architecture and technical vision for Elasticsearch core storage and query engine. Lead performance and storage-efficiency improvements, design indexing/serialization/data layouts, mentor engineers, coordinate cross-organizational initiatives, triage community issues, and write idiomatic modern Java for logs and metrics workloads.

Build and maintain user-facing eCommerce features and scalable backend services/APIs. Collaborate on architecture, design reviews, and product planning; optimize performance and implement engineering best practices; mentor teammates and communicate across product, design, and engineering.

Technical lead for the Mobile BFF team owning architecture and development of GraphQL BFF services for native mobile apps. Drive technical decisions, mentor engineers, improve performance, de-risk complex work, maintain CI/CD, and collaborate across teams to ensure scalable, reliable mobile experiences.

Design, build, and maintain scalable GraphQL Backend-for-Frontend services for Procore mobile apps. Collaborate with infrastructure and platform teams, mentor engineers, implement CI/CD (CircleCI, ArgoCD), ensure reliability and performance, and balance short-term and long-term architectural tradeoffs using technologies like Ruby on Rails, Node.js, Java, AWS, Kubernetes, Postgres, and TypeScript.

Design, code, and test enterprise database software within an Agile Scrum team. Research new solutions, participate in design/code reviews, develop automated tests, and maintain high-quality z/OS system-level functionality for Datacom.

Build and maintain the GG App across Windows, macOS, and iOS including installers, background services, auto-update systems, enterprise deployment paths, health reporting, AWS backend, and documentation. Lead architecture decisions, mentor engineers, participate in on-call support, and champion AI adoption and automation across engineering.

Lead design and development of scalable connectivity and integration capabilities across MuleSoft, Salesforce, and Agentforce. Define technical direction, mentor engineers, build APIs and event-driven workflows, and drive architecture, performance, and operational stability across large production systems.

Lead and manage an API engineering team owning core services for Fundrise investor applications. Set technical direction, coach engineers, drive architecture, ensure production quality, security, monitoring, and coordinate cross-team delivery.

Lead design and development of native Android applications, shape architecture and delivery, mentor engineers, ensure code quality and CI/CD, integrate APIs and third-party SDKs, support full app lifecycle and post-production, and explore AI-assisted engineering and agentic AI capabilities to improve developer productivity.

Own and deliver complex backend features for a SaaS platform end-to-end. Write production-ready code, define test strategies, handle incident response, use AI tools in development, collaborate across product and design, and improve developer workflows, deployments, and system reliability.

Design and build large-scale distributed batch and streaming systems for web document processing and rendering. Collaborate with stakeholders, create system designs and interfaces, improve test coverage, implement integration tests, and optimize automation, reliability, monitoring, and Live Site operations. Mentor peers and uphold engineering best practices.

Design, develop, and maintain iOS mobile applications using native and cross-platform technologies. Collaborate with UI/UX, product, and backend teams; write clean, maintainable code; troubleshoot and optimize performance; ensure security and quality; manage app store submissions; participate in code reviews and knowledge sharing.

Build and ship customer-facing Microsoft Edge features to drive acquisition, engagement, retention and growth. Partner with PM, Design, and Data Science to turn insights into product. Build and operate scalable experimentation, telemetry, analytics, and AI-driven platforms and data pipelines. Drive end-to-end projects, improve reliability and performance, ensure security and compliance, mentor engineers, and influence long-term architecture and platform strategy.

Build end-to-end full-stack features for cloud and factory-floor edge applications. Implement offline-capable, low-latency UIs and backend services, design APIs, write tests, troubleshoot production issues, and collaborate on shared libraries and developer tooling to support factory operators and supervisors.