Top Senior Software Engineer Jobs

Design and build a shared, feature-rich streaming media playback library for Apple platforms. Collaborate with cross-functional teams, design APIs, research playback integrations, implement features, troubleshoot issues, participate in estimation and planning, and ensure high-quality, maintainable code using Apple technologies (UIKit/SwiftUI, AVKit/AVFoundation) across iPhone, iPad, and tvOS.

Design, develop, and sustain scalable backend services and distributed data processing systems using Python, C++, or Java on Linux. Implement efficient algorithms, optimize performance, design databases, debug and refactor code, contribute to CI/CD and containerized deployments, conduct code reviews, mentor teammates, and make architectural decisions.

Design, develop and administer integrations on the webMethods platform (Integration Server, TN, BPM). Implement REST/SOAP web services, EDI (ANSI X12), and integrate third-party APIs. Work with Java/J2EE, relational databases (Oracle/MySQL), and application servers (WebLogic, JBoss, Tomcat). Support protocols (HTTP/SSL/SFTP/SMTP) and collaborate across teams.

Require a BS in CS/Engineering/Mathematics, 5+ years software development with 3+ years in Java. Candidate should have experience as a technical lead (preferred) and expertise in two or more areas such as RESTful services, RDBMS, application servers, cloud development, caching, messaging, NoSQL, or real-time streaming.

Design, develop, test, and document application components and technical architecture (primarily RSA Archer). Participate in code reviews, fix defects and performance issues, configure access controls and dashboards, perform data migration planning, and analyze data to inform decisions and meet project requirements.

Senior Java software engineer (5-8 years) focused on web development. Build RESTful services, server-side JavaScript (NodeJS), cloud deployments on AWS, and work with server-side frameworks and databases (Oracle/SQL) in Agile teams. Opportunity to learn microservices, Scala/Play, and frontend frameworks.

Lead design and delivery of scalable, secure software across full stack and cloud. Collaborate with product and architecture teams, mentor engineers, drive best practices, integrate AI-assisted tools, and participate in the full SDLC to ensure system stability and performance.

Develop, maintain, and enhance complex software systems (analytics, algorithms, large data sets, real-time systems). Write and test software components, resolve defects, contribute to system-level design and hardware/software trade-offs, favor reuse/COTS/GOTS, prototype solutions in AWS, implement MOAT in Java/Python, and build automated functional and system-level tests while collaborating with systems engineers in an agile process.

Build, operate, and scale distributed data infrastructure (Kafka, Spark, Flink, Trino, HDFS) to enable real-time ML pipelines and analytics at petabyte scale. Design high-throughput, low-latency ingestion and transport, optimize performance, debug distributed systems, and collaborate with ML and product teams to ensure reliable, production-grade data movement and compute.

Lead and mentor software engineers while developing full-stack applications across IoT, smart home, video analytics, and data-processing platforms. Own projects through the full lifecycle, from requirements and design to deployment. Apply object-oriented programming, database design, networking knowledge, and hardware integration to build consumer products. Collaborate across teams, evaluate new technologies, and balance evolving business needs with robust solutions.

Design, develop, and maintain Guidewire’s application platform, primarily focusing on backend services, APIs, microservices, and distributed systems. Ensure platform quality, scalability, availability, and security while using AI coding and automation tools. Collaborate across teams, support cloud and data platform adoption, contribute to infrastructure and frontend work as needed, and mentor junior engineers.

Design and own LLM inference runtime components, including engine integration, continuous batching, KV cache management, quantized execution, and distributed GPU execution. Build Kubernetes orchestration for scheduling, routing, admission, and autoscaling. Optimize latency, throughput, and GPU utilization; evaluate emerging inference technologies; resolve customer issues; conduct code reviews; and mentor engineers.

Develops, integrates, tests, deploys, secures, and sustains enterprise software and data solutions supporting Air Education and Training Command. Responsibilities include application development, APIs, ETL pipelines, data quality, Palantir Foundry and Envision configuration, testing, Agile delivery, deployment support, incident management, documentation, and stakeholder engagement. The role requires translating government operational needs into technical solutions and supporting secure data-driven applications across multiple systems.

Develop and launch scalable web and mobile healthcare applications, APIs, integrations, and cloud infrastructure. Contribute to the technical roadmap, observability, security, compliance, and AI/ML infrastructure. Partner with the founding team and data science leadership to incorporate LLMs, support HIPAA and SOC 2 requirements, and build reliable products for patients and enterprise healthcare customers.

Develop and support scalable Python-based RESTful APIs and cloud infrastructure throughout the software development lifecycle. Responsibilities include system design, implementation, testing, deployment, security, database integration, microservices, CI/CD, containerization, message processing, documentation, and maintenance. The role collaborates with product, UX, architecture, and engineering teams in an Agile/Scrum environment while using AI-assisted development tools and following secure, maintainable coding practices.

Build and maintain scalable HD mapping infrastructure for autonomous vehicles and robotics. Responsibilities include distributed simulation workflows, map creation and lifecycle systems, spatial query services, geospatial data tooling, map validation, troubleshooting autonomy failures, and customer collaboration. The role requires software engineering expertise across distributed systems, data pipelines, mapping, localization, and simulation.

Build and own full-stack software across CircleCI’s CI/CD, AI agent, deployment, notification, monetization, and web platform experiences. Define technical strategy, architect systems spanning teams, develop with Go, React, and TypeScript, establish observability practices, partner with Product and Engineering Management, and mentor engineers. The role requires shipping scalable systems, making architecture tradeoffs, applying AI-native engineering practices, and connecting technical decisions to business outcomes.

Build and scale backend trading and money-movement systems for a financial services platform. Design software components, optimize distributed systems, maintain stability and security, and support regulatory risk checks. Collaborate across engineering teams, lead projects, balance delivery with quality, and mentor other engineers.

Leads development of scalable backend systems and applications for the Mindbody ecosystem. Responsibilities include designing APIs and microservices, owning complex technical projects, collaborating with Product, Design, and QA, promoting engineering best practices, mentoring engineers, conducting code reviews and interviews, and leading incident postmortems. The role requires strong software architecture experience, large-scale SaaS development, cloud and database expertise, and effective cross-functional leadership.

Design, build, and operate Go-based distributed services for GPU data center infrastructure. Develop automation for hardware discovery, lifecycle management, health monitoring, remediation, BMC and firmware workflows, observability, and fleet-scale operations. Lead architecture and incident-driven reliability improvements while collaborating across infrastructure, hardware, and operations teams. Provide technical leadership through design reviews, mentorship, and strategic engineering guidance.

Own and ship polished frontend and full-stack product features for student and teacher experiences. Partner with product and design teams, shape technical direction, improve frontend quality and performance, design APIs, and contribute throughout development, testing, rollout, and support. Mentor engineers, communicate technical tradeoffs, and work in a fast-paced startup environment. The role requires strong React and TypeScript expertise, backend fundamentals, and in-person work four days weekly in San Francisco or New York City.

Lead technical strategy and architecture for Fanatics Betting and Gaming’s scalable, fault-tolerant platform. Design cross-cutting systems, guide complex initiatives across teams, establish engineering standards, resolve systemic technical risks, and improve reliability, security, performance, and operational readiness. Partner with Engineering, Product, Platform, and Security leaders while mentoring senior engineers and influencing executive-level technical decisions.

Lead full-stack engineering within Payments Technology: design, develop, and maintain secure, resilient Spring Boot/Java services; drive CI/CD, Kafka event-driven solutions, AI-assisted engineering adoption, and architectural reviews to improve stability and delivery.

Senior Software Engineer responsible for compliance validation, defect remediation, production migration support, monitoring, and operational documentation for a federal ESA Section 7 data integration platform. The role validates decision logic and consultation routing, develops migration runbooks and rollback procedures, resolves critical application defects, supports post-deployment operations, incorporates user feedback, and enforces code review and version control practices.

Design and develop metadata-driven web/SaaS business applications using object-oriented languages. Collaborate with product and QA, optimize performance, troubleshoot customer issues, lead technical design, and mentor engineers. Support U.S. federal contracts requiring U.S. citizenship and ability to obtain required security clearance.