Top Senior Software Engineer Jobs

Build and operate Anthropic’s secure execution platform for Claude’s agentic capabilities. Lead complex, multi-month distributed systems projects, make architectural decisions, align cross-functional teams, and partner with research to productize capabilities. Develop scalable, reliable infrastructure for untrusted code execution using cloud-native technologies, container orchestration, networking, and systems engineering practices. Own platform work from design through deployment and operations.

Develop and support customized Acumatica ERP solutions using the Cloud xRP Platform, C#/.NET, T-SQL, APIs, workflows, dashboards, and reports. Translate business needs into technical specifications, build integrations, conduct testing, troubleshoot issues, document solutions, and collaborate with clients, analysts, project managers, and technical teams. The role also provides technical guidance, manages multiple assignments, and supports continuous improvement.

Lead design and delivery of Turion's AI-first enterprise platform (Hyperdrive). Architect scalable, real-time data pipelines, APIs, and AI/LLM integrations; mentor engineers; collaborate with hardware, supply chain, and finance to automate and optimize aerospace operations.

The Principal Software Engineer will design and implement systems for the advertiser experiences at Snap, lead technical vision, mentor engineers, and innovate on creator marketplace products.

The role involves designing, building, and maintaining scalable Android applications, leading complex projects, ensuring quality through automated testing, and mentoring engineers.

As a Senior Software Engineer on the Developer Experience team, you will drive architectural decisions, design systems for developer productivity, mentor engineers, and enhance the platform's capabilities to improve developer workflows and system reliability.

As a Senior Software Engineer, you will develop and validate real-time sensor software, integrate algorithms, and perform rigorous testing in a collaborative environment.

As a Senior Software Engineer, you will develop and validate real-time RF sensor systems, integrating algorithms and testing software components within a multi-disciplinary team.

The Senior Software Engineer will develop and validate real-time RF sensor software, integrating algorithms into systems and conducting rigorous testing.

As a Senior Software Engineer at Babylist, you will develop systems for a high-volume marketplace, collaborating on advertising, commerce features, and infrastructure while leading projects and improving processes with AI-driven methodologies.

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

Design, develop, and maintain high-performance RESTful APIs, microservices, and backend data pipelines using Java and Python. Build secure, cloud-ready services, support containerized deployments and CI/CD, troubleshoot distributed systems, and collaborate with systems, data, and UI teams to deliver end-to-end solutions for government intelligence programs.

Lead a full-stack engineering team building secure, high-performance mobile and web experiences across iOS and Android. Architect applications using Angular, Ionic, Capacitor, TypeScript, Java, REST, and GraphQL; integrate AI-powered capabilities; establish engineering standards; mentor developers; and drive testing, observability, accessibility, security, and Agile delivery.

Develop and maintain end-to-end software solutions using Python, React, APIs, Agile methods, and DevOps practices. Design, integrate, test, debug, document, and deploy applications across UNIX and Linux environments. Collaborate with cross-functional teams to solve complex problems, improve system architecture, automate workflows, and support production operations. The role requires TS/SCI clearance with polygraph and involves developing interfaces with vendor products and maintaining application performance.

Build and own native iOS and Android applications end to end, from architecture and API integration through polished UI, testing, monitoring, release, and optimization. Collaborate with product and design to turn ambiguous goals into user-focused features, establish scalable mobile architecture, and support growth to hundreds of thousands of users. Contribute to engineering standards, mobile CI/CD, crash reporting, performance tooling, and potentially web, payments, cloud, and mobile wallet integrations.

Design, build, and maintain systems-level Rust software for an AI-powered autonomous drone platform. Integrate AI/ML pipelines, develop networking and protocol components, support autonomy features, and create reliable software for resource-constrained, low-latency environments. Develop and test through simulation while collaborating with ML engineers and contributing across application and systems layers.

Develop and maintain software for flight and mission simulators, including legacy-system modernization, real-time performance optimization, hardware integration, troubleshooting, and reliability improvements. Collaborate across engineering teams using Agile/Scrum and Waterfall methodologies, participate in code reviews and planning, and support mission-critical pilot training systems. The role requires a computer-related bachelor's degree or equivalent experience, 5+ years in software engineering, U.S. citizenship, eligibility for DoD Secret clearance and Special Program Access, and flexibility for shift work, overtime, and travel.

Develop backend and middleware services as part of a full-stack development team. Responsibilities include Java backend development, Solr or Elasticsearch schema management, Lucene query development, shard management, performance tuning, and query optimization. The role also involves working with big data technologies, AWS services, code reviews, unit and integration testing, production deployments, JIRA, and GitHub.

Build the judgment layer and infrastructure for an agent evaluation platform: orchestration for multi-turn agent scenarios, observability and OpenTelemetry-based tracing, stateful simulation environments, and scalable evaluation pipelines to produce calibrated signals usable for training and gating agent releases.

Design, build, and maintain scalable backend services and infrastructure for Roadie’s logistics platform. Identify performance bottlenecks, improve reliability, collaborate with Product, Data Science, and engineering teams, contribute to code reviews and technical practices, and own projects from concept through production.

Lead and remain hands-on building an AI-first developer portal and secure external API platform. Define architecture for agent-ready workflows, authentication/credential flows, contract-first APIs, resiliency, observability, and AI-enabled support. Drive cross-functional delivery, coach engineers, and ensure operational controls, auditability, and production readiness for integrations.

Leads frontend architecture and technical strategy for Scout Motors’ customer vehicle purchase journey. Builds performant, accessible React and TypeScript experiences spanning configuration, trade-in, financing, leasing, and delivery. Owns frontend performance, reliability, component libraries, design systems, architectural reviews, and engineering standards. Partners with product and design, mentors senior engineers, drives cross-team initiatives, and champions inclusive design and pragmatic AI-assisted development.

Build and maintain customer-facing frontend experiences across vehicle configuration, trade-in, financing, leasing, and delivery. Develop accessible, performant, well-tested React and TypeScript applications; integrate APIs and third-party services; optimize Core Web Vitals; contribute to component libraries and design systems; and own features from technical design through production. Collaborate with product, design, and backend teams while participating in reviews and applying AI-assisted development practices.

Build full-stack product experiences for API and AI agent management. Design Angular and TypeScript interfaces, Java APIs and services, data visualizations, and asynchronous gateway features. Work across data modeling, distributed systems, testing, security, and cloud-native delivery while contributing to open-source and enterprise products. Use AI-assisted development tools responsibly and collaborate with product, design, and engineering teams to deliver reliable customer-focused solutions.

Build full-stack product experiences and APIs for Gravitee’s API management and AI Agent Security platform. Develop Angular and TypeScript interfaces, Java APIs and services, data visualizations, and gateway runtime features. Work with distributed systems, asynchronous patterns, persistent stores, search technologies, automated testing, and AI-assisted development. Collaborate across product and engineering teams while contributing to open-source and enterprise products.