Top C# Jobs in San Diego, CA

The Test Automation Engineer will develop automated testing frameworks for Esri software, execute tests, manage defects, and ensure compliance with federal standards.

As a Windows Engineer at Upwind, you will develop security modules, lead projects from inception to production, and collaborate across teams.

Lead a team responsible for payments and finance development, focusing on API integrations, security compliance, and team productivity improvements.

Lead a full-stack engineering team developing a payments platform, focusing on C#/.NET and cloud-native architectures, with mentoring and technical direction responsibilities.

Lead the technical architecture and delivery of an Air Force integration platform, leveraging Google Cloud and Kubernetes for scalable systems. Design CI/CD pipelines and guide implementation while collaborating with stakeholders.

As a Principal Software Engineer, you will architect AI-enabled systems, mentor teams, and guide technical decisions for scalable products.

Lead test strategy, automation, and performance engineering across web, mobile, and data systems. Build frameworks, run performance tests, mentor engineers, improve CI/CD test reliability, and define testing standards to ensure scalable, secure, and reliable software delivery.

The Associate Staff Engineer will lead automation testing efforts utilizing various tools and frameworks while mentoring teammates and implementing agile practices.

The Staff Engineer will leverage 5+ years of experience in C#, JavaScript, and frameworks to lead and innovate solutions in a collaborative environment.

As a Senior Full-Stack Engineer, you will design and deploy solutions for state governments, ensuring high standards of security and privacy while leading cross-functional teams.

Lead, mentor, and grow a software engineering team to deliver high-quality, scalable microservice-based solutions. Manage Agile processes, collaborate with Product, enforce engineering best practices, and drive continuous improvement in architecture, quality, and team performance. Participate in hiring, backlog planning, and drive measurable improvements in engineering execution.

Lead the development and maintenance of high-performance cross-platform desktop and mobile applications for HiFi audio. Drive technical direction, mentor team members, and innovate audio streaming solutions while ensuring product scalability and performance.

Lead and mentor an engineering team building and operating the DrChrono EMR within EverHealth. Drive architecture, delivery, and compliance for scalable, secure healthcare software; coordinate cross-functional teams, set technical roadmaps, and ensure HIPAA-aligned implementations using modern full-stack and mobile technologies.

Lead design, development, and maintenance of scalable, cloud-native web applications. Own end-to-end product features, mentor engineers, troubleshoot production incidents, improve performance, implement APIs, and support on-call rotations.

Lead enterprise architecture for client reporting programs: set strategy for cloud data platforms, end-to-end pipelines, integrations, governance, and delivery. Guide program planning, chair governance, mentor teams, drive best practices, and commercialize client reporting offerings. Act as senior advisor to clients and accountable owner for architecture and delivery excellence.

Serve as a technical expert in customer engagements, driving adoption and outcomes through onboarding, training, and technical support using RegScale technology.

Own production reliability for customer-facing radar and weather data services across Azure, colocation, and edge Kubernetes. Refactor C#/.NET services for multi-replica safety, design multi-cluster HA, operate self-managed Kubernetes, improve observability and automation, lead incident response and postmortems, and drive operational excellence and capacity planning.

Lead and deliver end-to-end quality engineering solutions: define test strategy, design and implement scalable automation, integrate testing into CI/CD, run functional/non-functional testing (performance, security, data, AI/ML), manage workstream QE planning and execution, communicate risks and readiness to stakeholders, and mentor/coach engineers while contributing to QE practice improvements.

Designs, implements, and maintains GIS solutions using ESRI/ArcGIS technologies. Writes code to interface with ArcGIS, troubleshoots production issues, integrates systems, performs feasibility analyses, leads development teams, and produces technical documentation and user manuals.

Lead frontend development of production web applications using Svelte and other frameworks. Build reusable components, integrate REST/GraphQL APIs, ensure UI/UX quality, accessibility, and performance. Lead a small team, coordinate releases with QA, write tests, follow Git and CI/CD workflows, and collaborate remotely with stakeholders across the US.

Lead automation and optimization of Filevine's data platform: performance tune MSSQL/Postgres, optimize Snowflake, provision infrastructure with Terraform/AWS, run stateful containers on Kubernetes, integrate AI/LLM and MCP for operational automation, manage CI/CD, capacity planning, documentation, and serve in 24/7 on-call rotation.

As a Principal .NET Software Engineer at Versapay, you will modernize payments infrastructure, improve scalability, design distributed services, and take ownership of payment workflows while collaborating with various teams to enhance customer experience.

The role involves designing and implementing SaaS solutions, leading development teams, ensuring high software engineering standards, and maintaining system performance.

As a Senior Software Engineer, you'll design modern scalable platforms, focusing on front-end and back-end development using VueJS/ReactJS and C# microservices, while integrating with AWS and modern data warehouses.

The Systems Design Engineer at Emerson T&M guides validation testing techniques, defines architectural product requirements, and collaborates with teams to innovate and optimize semiconductor validation systems.