Top Software Engineer Jobs in Madison, WI

Senior frontend engineer responsible for developing and maintaining full-stack consumer-facing products. Owns features from design through implementation, testing, deployment, and bug resolution. Collaborates with product, UX, and business stakeholders; conducts code reviews; improves engineering processes, productivity, and code quality; documents workflows; estimates work; and mentors junior engineers. Requires expertise in React/Next.js, ORM and API development, Storybook, cloud technologies, and scalable always-available applications.

Develops, tests, supports, and maintains scalable web applications and software components across front-end and back-end technology stacks. Partners with Product Management to design solutions, contributes to Agile planning and architecture, troubleshoots deployed products, reduces technical debt, and provides technical guidance to less experienced engineers.

Design and develop highly available, fault-tolerant distributed edge computing platforms using Go, Kubernetes, microservices, and cloud technologies. Build scalable APIs, troubleshoot complex systems, conduct code reviews, optimize performance and security, collaborate cross-functionally, mentor engineers, contribute to planning, and maintain technical documentation.

Build and maintain first-party integrations connecting NodeZero with EDR, SIEM, SOAR, and ITSM platforms. Design data mappings, consume third-party APIs, manage authentication and failures, maintain connectors as APIs evolve, write customer-facing documentation, troubleshoot integration issues, and collaborate on shared integration infrastructure. The role emphasizes reliable, observable, cloud-native connectors and customer-friendly configuration and error handling.

Software Engineer II supporting production systems by triaging engineering escalations, resolving software bugs, shipping fixes, executing database changes, monitoring performance, and participating in on-call incident response. The role partners with product and engineering teams, documents solutions, reviews code, and owns projects that reduce recurring support issues. The engineer will work primarily with TypeScript, Node.js, React, PostgreSQL, Grafana, and Sentry in a remote-first environment.

Develop and maintain scalable SaaS solutions for financial reporting and capital markets customers. Responsibilities include full-stack development, system design, testing, monitoring, performance optimization, security, technical debt reduction, and collaboration with product managers, developers, and SRE teams. The role requires building reliable, secure, maintainable data-driven applications and contributing across the software development lifecycle.

Build and own user-facing features and core platform architecture across frontend, backend, and ML pipelines. Integrate AI workflows (LLMs, embeddings) for curriculum generation and automated evaluation. Manage end-to-end development: requirements, design, implementation, CI/CD, testing, observability, and iteration while collaborating with product, design, ML, and customer teams.

Design and build scalable backend services, APIs, integrations with legacy systems, and supporting front-end applications. Improve performance through efficient storage, retrieval, and caching; implement automated testing; release frequently; and research the requirements of diverse external systems. The role requires strong software engineering fundamentals, AWS familiarity, backend and systems interest, startup experience, and an independent, ownership-oriented working style.

Lead architecture and engineering for a new Provider Onboarding team. Build scalable, database-backed systems and custom tools supporting pricing, payments, client panels, and forms. Establish engineering practices, mentor senior engineers, guide cross-functional delivery, and oversee the full software development lifecycle from planning through post-launch maintenance. The role requires healthcare systems experience and ownership of complex, reliable products.

Lead architecture and development for a new Provider Onboarding engineering domain. Build scalable full-stack, database-backed applications and microservices supporting pricing, payments, client panels, forms, and provider workflows. Mentor engineers, establish design patterns, drive cross-functional delivery across the full software lifecycle, and improve operational reliability for a healthcare platform.

Lead the technical direction of Samsara’s shared geospatial platform. Build scalable data ingestion and processing pipelines, map data models, spatial APIs, map-matching and routing foundations, and reusable platform capabilities. Scale storage, querying, and computation for real-time features, consolidate team-specific solutions, mentor engineers, lead cross-team technical projects, and represent the company in the geospatial community.

Build and ship full-stack web and mobile experiences across Affirm’s consumer products. Break down projects, collaborate with product, design, and analytics teams, develop scalable APIs, write well-tested code, monitor service health, participate in on-call support, review code, and contribute to engineering growth and interviewing.

Develop and maintain cloud-based healthcare revenue-cycle software, build new features, modernize applications, perform code reviews and automated testing, address security vulnerabilities, troubleshoot production issues, and improve system performance. Collaborate with developers, product owners, support teams, and project leadership while applying Agile, CI/CD, TDD, and software development best practices.

Develop firmware, backend systems, and tooling for cellular IoT devices. Responsibilities include C development for STM32 microcontrollers, embedded AI integration, cellular communication, low-power optimization, device debugging and validation, and backend development with Python and Ruby on Rails. The role collaborates with hardware, electronics, and manufacturing teams and requires independently leading complex development initiatives.

Maintains, enhances, troubleshoots, and modernizes enterprise and legacy applications using C#, .NET Framework, and SQL Server. Responsibilities include database development, defect and performance issue resolution, code reviews, production support, requirements analysis, documentation, deployments, and collaboration with product, QA, infrastructure, and engineering teams.

Develops, tests, documents, supports, and improves software systems with a primary focus on Sitecore and modern web applications. Designs responsive interfaces, integrations, APIs, automations, and CMS solutions while supporting CI/CD, Agile, testing, monitoring, security, and performance standards. Troubleshoots incidents, manages technical debt, collaborates with project and business teams, documents solutions, and provides stakeholder support. Requires strong web technologies, databases, operating systems, enterprise integration, and software development experience.

Lead fraud decisioning engineering initiatives by architecting, building, launching, and maintaining complex backend systems. Drive cross-functional projects from definition through monitoring, write high-quality and resilient code, review technical work, mentor engineers, collaborate with Product, ML, Analytics, and Business teams, and contribute to hiring and interview design.

Develops and maintains scalable software applications across multiple platforms. Responsibilities include participating in Agile planning, designing solutions, writing code and automated tests, troubleshooting, supporting deployed applications, reducing technical debt, and guiding less experienced engineers. Requires experience with web and backend technologies, SQL Server, software architecture, application lifecycle methodologies, and end-to-end product development. AWS and AI-driven development experience are preferred.

Build and ship full-stack fulfillment features covering refunds, replacements, reverse logistics, and servicing. Own features from design through deployment, release, and monitoring while developing scalable event-driven and AI-native applications. Build single-page applications, collaborate with designers and cross-functional teams, apply sound API and data modeling practices, and deliver AI/agentic features safely in production. Identify technical investments, communicate tradeoffs, and work independently through ambiguous problems.

Sets enterprise-wide technical strategy as the senior-most individual contributor in Technology. Owns target architecture, agentic AI foundations, cloud migration to AWS and Databricks, data platforms, model serving, experimentation, marketplace systems, performance, resilience, security, and auditability. The role requires hands-on engineering involvement, including code reviews, proofs of concept, design reviews, and incident analysis, while influencing teams and executives without formal authority and developing staff and principal engineers.

Lead architecture and technical direction for CMS Medicare Secondary Payer applications. Design and develop scalable Java enterprise applications, Spring Boot microservices, RESTful APIs, and secure full-stack solutions. Conduct design and code reviews, modernize legacy systems, resolve complex production issues, mentor developers, and promote secure coding, testing, and AI-assisted development practices.

Develop and maintain high-volume, low-latency Java applications across the full software development lifecycle. Design, test, debug, and analyze software; resolve technical issues; identify infrastructure improvements; and contribute to architectural reviews. The role requires cloud development experience, clean coding and test-driven development practices, strong communication with cross-functional partners, and the ability to align technical work with business objectives.

Develop and integrate software, algorithms, and data-processing pipelines for remote sensing, SAR, RF, radar, and geospatial systems. Responsibilities include architecture, backend and API development, workflow orchestration, sensor-data analysis, system integration, testing, optimization, deployment, and technical documentation. Collaborate across software, systems, data science, and intelligence disciplines while providing technical leadership on complex projects.

Build and scale SmartAsset’s web platform and content management systems across front-end and back-end services. Collaborate with product teams, stakeholders, senior engineers, and architects in an Agile Scrum environment. Contribute to technical design, architecture, roadmap execution, process improvement, risk mitigation, mentoring, and reliable operation of remote web products.

Leads a software support team responsible for production reliability, defect triage, code maintenance, deployments, vulnerability remediation, testing, and operational response. Develops and reviews code, coordinates Agile delivery, monitors production concerns, communicates risks, and partners with engineering, infrastructure, IT, QA, product, and customer experience teams to maintain secure, supportable digital learning applications.