Top C# Jobs in San Diego, CA

Seeking a Staff Software Engineer to design and build cloud-deployed systems. Must have extensive programming and leadership experience in software engineering.

Seeking a Senior Software Engineer with 5+ years of experience to design and develop large-scale distributed systems, mentor junior engineers, and manage complex projects in a dynamic setting.

The Technical Solutions Engineer at Elation enhances customer experience by technical mentoring, integration support, and leveraging AI for efficiency in healthcare services.

The Senior Software Engineer will lead teams to build secure, high-scale cloud applications, ensuring system reliability and delivering software solutions.

The DevOps Engineer will enhance the DevOps culture within agile teams by implementing CI/CD, coaching, and developing quality products across various roles.

The role involves Data Warehouse testing, Object-Oriented Development in Java or C#, and Automation Testing, while requiring strong self-management and solution design skills.

The SharePoint Developer will focus on architecture and development using SharePoint technologies, oversee web development, and support both legacy and new applications while consulting with project managers and clients.

Develops and maintains business applications and systems, leads cross-functional projects, ensures compliance with standards, and contributes to innovative solutions.

Develop reports using SSRS and SQL, refine based on client feedback, and ensure compliance with technical and business requirements. Develop and maintain business applications and infrastructure solutions.

Join Hone as a Quality Engineer II to own testing and automation for small features and bugs. Write and maintain test cases and reliable Playwright and API tests, chase flaky tests, run exploratory checks, produce clear bug reports, use AI-assisted tooling responsibly, and follow patient-data guardrails.

Lead design and implement large-scale backend storage features for Backblaze's object storage platform, focusing on host-managed SMR support, IO benchmarking and performance optimization, driving technical decisions, mentoring, and delivering production rollouts across thousands of servers.

Work on Backblaze's storage platform (B2 Object Storage and Computer Backup) to improve durability, throughput, and architecture. Lead technical design, drive implementation of large features, shape coding practices, and participate across design, implementation, testing, and rollouts while collaborating proactively in a remote-first team.

Provide L2/L3 support and enhancements for Microsoft Dynamics workloads; build and maintain Azure Functions and integrations; manage CI/CD with Azure DevOps; triage and remediate cloud vulnerabilities daily; support DR readiness, performance tuning, and controlled releases to production.

Lead a team of software engineers to deliver backend services, platform components, automation, observability, and AI-assisted tooling. Own end-to-end delivery, architecture, testing, and operational readiness. Drive engineering standards, cross-functional collaboration, hiring, coaching, and continuous improvement with emphasis on security, reliability, and scalable platform patterns.

Develop and maintain Tailscale's Windows client and contribute to cross-platform client and backend code. Build UI and platform integrations using WinUI/Windows native frameworks, write unit and integration tests, implement Windows platform features while preserving compatibility, and collaborate asynchronously across a distributed engineering team.

Design, build, and maintain applications, APIs, and services for Magna's Jury Consulting business; partner with stakeholders to translate requirements; contribute to architecture, CI/CD, testing, DevOps, production reliability, and AI-assisted development; mentor engineers and evaluate emerging technologies.

Lead design and delivery of scalable, secure lending and credit card solutions. Drive cloud-first modernization (Azure/cloud), API and integration strategy, production stability, prototypes, and mentor engineering teams while influencing enterprise architecture and business-aligned technical direction.

Lead design and delivery of Microsoft Dynamics 365 and Power Platform solutions including requirements gathering, architecture, integrations, customizations, data migration, and full project lifecycle implementation. Collaborate with clients and technical teams, mitigate risks, refine specifications, improve delivery processes, and travel to customer sites for demos and meetings.

Develop, test, and maintain web applications across the full application lifecycle. Write clean object-oriented code, implement REST APIs, work with relational and NoSQL databases, deploy to cloud-native infrastructure, participate in Agile teams, support production systems (on-call), and create automated tests for reliability and performance.

Senior .NET full-stack developer responsible for custom application development, API integrations, database optimization, deployments, troubleshooting, performance, security, and production support using .NET/C#, ASP.NET Core, SQL, modern frontend frameworks, cloud, and CI/CD.

The role involves developing APIs, building internal tools, and collaborating with teams to enhance system performance while solving engineering challenges.

The Software Engineer (Fullstack) at Sumble will develop and optimize software applications, manage data integration, enhance security, and ensure a high-quality user experience.

The Product Engineer will release innovative IC products to production, improve existing product yields, carry out qualifications, analyze data, develop test plans, and assist in failure analysis.

Lead end-to-end technical strategy and modernization of iHerb's product catalog platform. Define architecture, data models, APIs, and service boundaries; write production code; drive cross-team technical decisions, mentorship, and AI-driven SDLC standards. Coordinate multi-team efforts, ensure engineering quality, and represent engineering across product, data science, security, and infrastructure.

Own and modernize iHerb's product catalog across backend, React frontend, and relational data. Build end-to-end features, use AI-driven SDLC tools, write automated tests, ensure observability, participate in on-call incident response, and contribute to shared engineering standards.