Top Senior Software Engineer Jobs in Madison, WI

Lead end-to-end design, development, and quality of enterprise cloud solutions. Estimate costs, define quality criteria, implement complex systems, manage engineering processes, risks, and dependencies, and mentor teams. Serve as technical lead across large, cross-functional projects to deliver measurable, user-centric healthcare technology solutions.

Lead technical strategy and execution for build, test, release, and deployment systems. Drive initiatives to improve developer productivity, deployment safety, and platform reliability. Coordinate cross-team projects and migrations, contribute high-impact code, coach engineers, and lead incident response and resilience improvements for shared engineering systems.

Lead design and delivery of large-scale, cloud-native services powering millions of devices. Architect solutions for scalability and integration, own full service lifecycle in Kubernetes, mentor engineers, participate in on-call support, and drive engineering best practices across cross-functional teams.

Design, build, and operate managed compute primitives for Temporal Cloud: autoscaling, multi-tenant safety, multi-cloud integrations, secure cross-account execution, observability (SLOs, tracing/metrics), and ship end-to-end APIs with strong operational ownership and mentorship.

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.

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 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 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.

Design, build, and own operator services that provision, repair, and manage bare-metal GPU servers. Implement secure, extensible code across firmware, imaging, DPU initialization, and network configuration. Operate and monitor GPU fleets at scale, serve on-call rotations to resolve incidents, and apply AI tools across the SDLC while driving automation, telemetry, and reliability improvements.

Lead architecture and engineering for Azure core platform: define technology requirements, resolve cross-team issues, drive systemic reliability/performance improvements, mentor engineers, support on-call operations, and apply AI/ML to cloud operations.

Lead design and delivery of cloud and AI production systems, partner with stakeholders to translate needs into architecture, ensure security and quality, mentor engineers, and drive customer adoption and scalable reusable solutions across engagements.

The role involves designing, building, and optimizing a data platform, collaborating with cross-functional teams, and ensuring data quality and security.

Lead and implement backend and developer-experience initiatives across Clojure and Go systems. Define architecture, build and operate distributed services, event pipelines, databases and APIs, improve observability and reliability, mentor senior engineers, and drive cross-team delivery from ambiguity to measurable outcomes while participating in on-call rotation.

Design, build, and operate high-performance, distributed .NET and TypeScript/React applications and cloud APIs. Implement microservices on AWS, automated testing, GitHub Actions CI/CD, observability with OpenTelemetry, and diagnose production issues to ensure scalable, reliable systems.

Build and improve Fleet and Streams UI in Kibana using TypeScript, React, and Node.js. Own end-to-end features, lead architecture and design discussions, enforce coding standards and testing, conduct code reviews, and collaborate asynchronously with designers and product managers to deliver intuitive, scalable user interfaces for log and agent management.

Design, build, and maintain high-performance, distributed full-stack applications using C#/.NET and TypeScript/React. Implement microservices on AWS (DynamoDB, RDS, SQS, Lambda, API Gateway), automated testing, and GitHub Actions CI/CD. Troubleshoot production issues, optimize performance, and instrument observability (OpenTelemetry, tracing, metrics). Collaborate with product and engineering teams to deliver scalable, secure, multi-tenant solutions.

Build, enhance, and maintain backend API services and integrations for the VA BTSSS. Implement secure, performant services, support CI/CD and cloud deployments, troubleshoot production incidents, participate in two-week sprints, code reviews, testing, documentation, and ensure VA compliance (508, security).

Lead end-to-end design, development, and delivery of enterprise-scale software. Architect scalable, fault-tolerant systems, drive DevOps/CI-CD, ensure testing and code quality, mentor engineers, collaborate with stakeholders, and manage project risks to deliver high-impact features.

Own and improve Plane's automated test suite for web and desktop clients: design frameworks, cover hard-to-test scenarios (concurrency, offline/recovery, agent-driven nondeterminism), keep tests fast and reliable, run suites in CI, test cloud and self-hosted environments, and triage failures across teams and community PRs.

Design, develop, secure, and deploy high-scale, resilient healthcare software and web applications. Participate in all SDLC phases on a scrum team, resolve escalated support issues, and deliver cloud-based services (preferably AWS) to global and government environments while complying with corporate policies.

Design and deliver large-scale, cloud-native and AI-enabled Kubernetes/AKS solutions. Implement, optimize, and maintain Kubernetes components and container orchestration across Azure, on-prem, and edge. Integrate AI capabilities, participate in on-call rotations, mentor engineers, and collaborate cross-functionally to improve reliability, observability, performance, and operational consistency at scale.

Design, build, and operate large-scale distributed host networking systems for Azure. Develop host agent services for network configuration, connectivity, and traffic orchestration; improve reliability, observability, and deployment safety; lead incident RCA and mentor engineers while driving architectural direction.

Design and build platforms for new products, develop generative AI features, ensure system reliability, and foster a collaborative culture in a startup environment.

The Staff Software Engineer will enhance expert call services, develop software solutions, mentor team members, and contribute to technical strategy at AlphaSense.

The Senior Platform Engineer will enhance internal tooling, optimize CI/CD pipelines, and ensure AWS infrastructure reliability and security while facilitating fast software development and deployment.