Top Senior Software Engineer Jobs

Design, develop, integrate, test, debug, verify, and release embedded real-time software for avionics display systems. Manage requirements, algorithms, architectures, and feature implementation while supporting certification, compliance, quality, and customer requirements. Coordinate cross-functional engineering activities, communicate risks and progress, improve development processes, and mentor early-career engineers.

Develop, integrate, verify, and release C++ software for embedded, real-time avionics display systems and frameworks. Responsibilities include requirements analysis, architecture and algorithm development, testing, debugging, certification support, compliance activities, process improvements, technical coordination, customer interaction, and mentoring junior engineers.

Lead design and implementation of backend systems for Model-Based Engineering web applications. Build APIs, data-processing and analytics pipelines, optimize SQL, develop production-ready infrastructure, create test suites, mentor engineers, participate in architecture and tech selection, and ensure scalability, resilience, and performance for large-scale distributed systems.

Design, develop, and support AR engine and Lens Studio features for Snapchat and Specs. Build agentic development workflows and tooling, contribute to architecture and technical roadmaps, participate in reviews, and collaborate cross-functionally. Improve code quality, reliability, performance, security, maintainability, and developer productivity while integrating AI-assisted and agentic capabilities into software systems.

As a Senior Software Engineer, you'll design, build, and maintain Workday integrations, manage ETL processes, and ensure data security and compliance while leading cross-team collaborations.

Build and scale Braze’s SMS and RCS channels and supporting Chat messaging services. Deliver full-stack features from concept through deployment, own key technical areas, solve open-ended distributed-systems problems, and maintain platform reliability as traffic grows. Collaborate across teams, communicate effectively, and contribute to continuous learning and agile development.

Build and scale Braze’s SMS and RCS messaging channels, including composition, sending, responses, analytics, click tracking, and link shortening. Ship full-stack features, lead initiatives from concept through delivery, own key technical areas, solve open-ended problems, and maintain platform reliability as traffic grows. Collaborate across teams, communicate effectively, and contribute to continuous learning and agile development.

Build and scale Braze’s SMS and RCS channels, including message composition, sending, responses, analytics, click tracking, and link shortening. Ship full-stack features, own technical areas, solve open-ended problems, and improve platform dependability as traffic grows. Collaborate across teams, communicate clearly, and contribute to continuous learning and agile development.

Build and scale Braze’s SMS and RCS channels and supporting chat messaging services. Deliver full-stack features, own technical initiatives from concept through deployment, solve open-ended distributed-systems problems, and maintain platform reliability as traffic grows. Collaborate across teams, communicate effectively, and contribute to continuous learning and agile development.

Build and scale CMS platform features, including page builders, editors, publishing pipelines, content models, permissions, and rendering systems. Develop across the stack with React, TypeScript, and Ruby on Rails while partnering with product and design. Own projects from technical design through rollout, improve reliability and performance, review code, and communicate effectively in an async remote environment. The role also involves complex stateful interfaces, AI-assisted development, and customer-focused product iteration.

Design, build, and maintain large-scale, fault-tolerant cloud data protection services for SaaS applications. Develop backup and recovery systems, APIs, administrative UIs, monitoring, automation, and build infrastructure. Troubleshoot scalability, stability, and critical production issues; collaborate with product and customer-facing teams; lead projects, conduct code reviews, and mentor junior engineers.

Develop and enhance full-stack geospatial and Motion GEOINT applications across front-end, back-end, and data layers. Build interactive visualization and 3D capabilities, contribute to architecture and microservices, optimize distributed-system performance, and support CI/CD, automated testing, and configuration management. Collaborate in Agile teams, participate in code reviews, troubleshoot complex technical issues, and deliver mission-critical features in technically challenging environments.

Design, build, test, and scale Gusto’s payments infrastructure and platform. Make architectural decisions focused on fault tolerance, scalability, and modularity; modernize Ruby/Rails and TypeScript/React systems; collaborate across engineering, product, design, data science, and operations; deliver software supporting millions of businesses; and mentor fellow engineers.

Develop and troubleshoot secure, high-quality enterprise software using Java, Spring, React or Angular, and Python. Design architectures, algorithms, data structures, and automated CI/CD pipelines; review and debug code; improve application stability, security, and performance; conduct testing; manage Git workflows; deliver through Agile methodologies; and lead vendor evaluations and software engineering communities of practice.

Build and expand Circle Discover, a marketplace for digital experiences. Develop high-converting purchasing flows, listings, content feeds, recommendations, search services, and data pipelines. Implement Next.js frontend features and Ruby on Rails APIs, run A/B experiments, improve architecture and code quality, and collaborate with leaders and designers to deliver performant user experiences at scale.

Build and ship full-stack AI features using Ruby on Rails and React, including AI agents, RAG systems, evaluations, observability, and LLM inference infrastructure. Design experiments and A/B tests, optimize production performance and reliability, and collaborate with leaders and designers to iterate rapidly on customer-facing solutions.

Build and maintain performant, responsive, mobile-first web applications using Next.js, React, and Tailwind CSS. Translate product goals into polished member-facing experiences, prototype and ship features with AI-assisted workflows, integrate RESTful APIs, and collaborate with product, design, and backend teams. Establish frontend best practices for architecture, accessibility, performance, and maintainability while contributing to UX decisions and navigating ambiguous problems.

Designs, develops, tests, and deploys safety-critical flight software for Relativity Space’s Terran R rocket. Responsibilities include architecting real-time systems, integrating guidance and control algorithms, processing vehicle sensor data, controlling equipment, developing telemetry infrastructure, supporting hardware and physics simulations, establishing engineering best practices, and mentoring junior engineers.

The role involves leading software engineering efforts, mentoring junior engineers, developing Kubernetes solutions, and improving CI/CD processes. Requires extensive experience in cloud technologies and programming.

Lead design, development, and modernization of enterprise Java microservices and Angular front-ends. Build scalable, resilient APIs and event-driven integrations using Kafka. Drive CI/CD and DevOps practices (Jenkins), improve reliability, mentor engineers, and collaborate with integration teams to deliver secure, high-performance solutions.

Lead development, integration, support, and enhancement of the Calypso Back Office platform for settlements, accounting, reconciliations, and post-trade processing. Design integrations, resolve complex production issues, improve automation and operational controls, ensure regulatory compliance, mentor engineers, and guide cross-functional technology initiatives across Capital Markets.

Lead development, integration, support, and modernization of the Calypso Back Office platform for capital markets settlements, accounting, reconciliations, and post-trade processing. Troubleshoot complex production issues, ensure stability and regulatory compliance, drive automation and process improvements, mentor engineers, and provide technical leadership across Operations, Finance, Production Support, and Engineering teams.

Develop, test, deploy, maintain, and troubleshoot secure enterprise applications and services. Review code, contribute to technical designs, clarify requirements, document systems, and support software releases and legacy applications. Perform Assessment and Authorization activities, including risk assessments, vulnerability management, security control testing, and authorization package preparation. Collaborate with customers and cross-functional Agile teams to safeguard customer assets.

Leads enterprise governance platform engineering across multiple product lines, including scalable software solutions, AI-powered governance capabilities, agentic workflows, automation, knowledge graphs, and semantic platforms. Provides technical authority for architecture, software lifecycle execution, troubleshooting, security adaptability, release management, and coaching. Drives complex problem solving, workflow optimization, and production-ready cloud-native platform development.

Lead design, development, integration, and validation of complex ground-system software. Define software architecture, derive and trace software requirements, participate in system reviews, collaborate with hardware/network/test teams, and support customer-facing technical deliverables.