Top C# Jobs in San Diego, CA

The Director of Engineering will lead modernization initiatives by managing engineering teams, overseeing code quality, and ensuring zero disruption to customers during transitions.

The Senior Full-Stack Software Engineer will design backend services in .NET, develop UIs in React/Angular, integrate systems, and manage CI/CD pipelines.

The Senior QA Engineer will define the test strategy for modernization, build automation suites, ensure quality in CI, and conduct various testing types.

The Staff Engineer will design scalable architectures, develop backend services, and mentor junior engineers, focusing on high-quality, distributed applications.

The Senior Engineer (Platform) will drive large-scale projects, mentor junior engineers, design service architectures, and ensure engineering excellence while collaborating cross-functionally to optimize user experience and platform efficiency.

The Staff Engineer will design and develop scalable services, mentor junior engineers, optimize platform solutions, and integrate AI/ML features, ensuring security and performance.

The Senior Software Engineer will develop reliable systems for IoT fleet management, create user interfaces, and support data engineering tasks.

As a Senior Backend Engineer at Eight Sleep, you will develop and maintain back-end services and improve data processing, supporting critical business logic in distributed systems.

The Senior DevOps Engineer manages cloud infrastructure using IaC, enhances CI/CD pipelines, mentors teams, and drives automation initiatives for improved developer experience.

The Senior Software Engineer will design, build, and maintain full-stack applications with a focus on ownership and collaboration. Responsibilities include code development, troubleshooting, and improving CI/CD workflows in a fast-growing SaaS environment.

Design, develop, implement, test, and support high-quality internal software and customer-facing products. Enhance existing products and design APIs that integrate systems. Ensure security measures and perform code testing and reviews.

Design, implement, and operate utility-scale battery storage control systems and SCADA infrastructure. Program PPC/HMI/RTU, support plant automation, troubleshoot OT/control system issues, manage network upgrades, participate in field construction and commissioning, and serve as SME while coordinating with internal teams and EPC vendors.

The Microsoft Dynamics 365 Developer will design and develop custom solutions in Microsoft Power platform, ensure quality, and support the MPP application. Requires hands-on experience in D365, Power Apps, and the full life-cycle implementation of related solutions.

Develop and implement mobile games using Unity for iOS and Android. Collaborate with teams on gameplay features and optimization, ensuring quality code and user experience.

The Staff Software Engineer will design .NET infrastructure, automate builds, maintain tooling for .NET libraries, and mentor peers while ensuring security and reliability.

Develop user interface components for ArcGIS Pro using C# and WPF, work in an agile team, and design software solutions for raster and imagery processing.

As an Architect at 3Cloud, you will ensure client success by deploying Azure-based solutions, leading technical discussions, and designing application architecture.

Design and develop scalable software solutions, lead engineering workstreams, ensure code quality, mentor junior developers, and collaborate on technical strategies to enhance digital experiences for BECU members.

The Software Developer will create and test software for client applications, collaborate with teams, and maintain documentation. Responsibilities include debugging, architectural design, and providing technical consultancy.

As an AWS Solution Architect, you'll design and implement Amazon Connect solutions, improve customer processes, lead technical teams, and educate clients on AWS value.

Develop and maintain cloud-hosted .NET software components for distributed energy resource projects. Design core components, implement integrations, troubleshoot production issues, perform code reviews, refine development processes, collaborate on feature delivery, and work with vendors on system integrations.

Design, build, and maintain backend services, APIs (REST/GraphQL), and database schemas. Own backend architecture, optimize performance and scalability, enforce CI/CD best practices, lead design/code reviews, mentor junior developers, and collaborate cross-functionally to deliver features.

The C#/.NET Developer will design, develop, and implement software solutions, collaborating in an Agile environment, and ensuring code quality and performance.

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.

Expert-level full‑stack .NET engineer who designs, develops, tests, and supports secure, scalable enterprise applications. Leads large projects, authors technical specs, mentors engineers, enforces SDLC and security/audit requirements, participates in Agile/Scrum, and drives technical strategy and innovation. Availability for occasional travel and on-call support is required.