Top Entry Level C# Jobs in San Diego, CA

Leads and mentors software engineering teams while coordinating delivery across Product, Quality Engineering, SRE, Security, Architecture, and Operations. Contributes hands-on to coding, debugging, API design, architecture, and scalable platform services. Drives engineering excellence through operational metrics, incident management, technical debt reduction, continuous improvement, and modern development practices. Manages performance, staffing, resource allocation, stakeholder communication, and delivery across global teams.

Leads and mentors software engineering teams while contributing hands-on code, architecture, API design, debugging, and scalable platform development. Coordinates Engineering, Product, Quality, SRE, Security, Architecture, and Release Management to deliver reliable SaaS software. Drives technical excellence, operational improvements, incident response, KPIs, resource allocation, roadmap influence, hiring, performance management, and continuous learning. Requires experience with cloud-native microservices, DevOps, observability, high-volume processing, access-control systems, and global team leadership.

Lead the engineering team building Arcnine, Tradeify’s real-time trading platform from development through launch. Hire and develop engineers, guide architecture, partner with Product and Design, remain hands-on with code, establish quality and delivery practices, and own reliability, observability, and incident response. The role also contributes to company-wide engineering standards and communicates progress, risks, and needs to founders and cross-functional stakeholders.

Own end-to-end deployments of Prividium for institutional financial customers, including integration code, permissioning, node topology, upgrades, and operational runbooks. Build reference applications for collateral, tokenized deposits, and settlement. Operate production infrastructure through an on-call rotation, troubleshoot incidents, and convert deployment learnings into platform improvements. Collaborate with product, sales, core engineering, and customer teams while working across regulated banking systems or crypto infrastructure.

Configure and develop Blue Yonder warehouse management solutions, including workflows, rules, system parameters, WebUI components, RF screens, Page Builder actions and lists, custom MTF forms, and Integrator interfaces. Build and maintain integrations using Java, C#, .NET, ExtJS, SQL, PL/SQL, scripting languages, and Unix shell scripting.

Build, maintain, test, and deploy scalable full-stack software for retail and ecommerce systems. Collaborate with product, design, and engineering teams; participate in code reviews, pair programming, architecture discussions, and documentation. Monitor production systems for reliability and performance, improve development processes, and use AI tools responsibly. The role supports selling and relationship-management technology in a remote-first environment.

The Quantitative Developer will assist with client onboarding, support, implement and maintain new functionality for portfolio compliance, and improve team documentation.

Develop, test, debug, and maintain game software for console, PC, and mobile platforms. Collaborate with artists, designers, and engineers to define and implement features, deliver systems to specification, provide ongoing technical support, and balance scope, quality, and development pace.

Develops software solutions using React and TypeScript, writes clean reusable code, contributes to major React projects, and uses Git for version control. The role supports a Navy customer in a digital transformation environment and may involve front-end and back-end technologies, Scrum practices, databases, and agile delivery. A US Secret security clearance must be obtainable.

Develop and maintain backend services and RESTful APIs using C# and .NET. Design and optimize MySQL schemas and queries, troubleshoot production and staging issues, improve performance and scalability, document architecture, and uphold code quality and security. Collaborate with cross-functional teams in a fully remote environment while contributing to development best practices and continuous improvement.

Build, deploy, and support secure, scalable full-stack healthcare payment applications. Own front-end, service, backend, analytics, data pipelines, CI/CD, cloud deployment, observability, performance optimization, production incidents, and compliance. Collaborate with product, data, DevOps, QA, business, and client teams to deliver reliable features and platforms across hybrid cloud and on-premise environments.

Designs, builds, operates, and supports backend services powering an enterprise AI platform. Responsibilities include developing APIs, AI gateway and orchestration capabilities, entitlements, tenancy models, data access patterns, integrations, and platform services. The engineer owns services throughout design, implementation, testing, deployment, monitoring, reliability, and support while collaborating with client product, engineering, data, and platform stakeholders.

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.

Lead the Windows engineering team responsible for ProPresenter desktop software. Own hiring, coaching, performance management, team health, delivery, throughput, cross-functional execution, and continuous process improvement. Provide technical judgment on C#/.NET desktop development and native interop while partnering with product, design, QA, support, and other engineering teams. Promote high-quality, maintainable software, effective AI-assisted development, and outcomes that serve live production operators.

Execute scheduled, ad hoc, and release-milestone software tests; review test cases; report defects in issue-tracking systems; communicate status in standups; and collaborate with software test managers and development teams. The role requires knowledge of QA methodologies, black-box, grey-box, and white-box testing, strong communication and organization, independent and team-based work, and participation in planning and professional meetings.

Design, develop, and maintain integrations, SharePoint Online sites, and AI-driven automation. Build data pipelines (SSIS/SSRS/SQL), Copilot Studio agents, and custom solutions (C#, .NET, PowerShell). Ensure secure Azure-hosted environments, troubleshoot integrations, and collaborate with stakeholders to deliver scalable workflows.

Perform civil/structural engineering and design tasks for power plant upgrades and new projects under senior supervision. Assist with calculations, modifications, equipment walkdowns, and design changes to improve plant performance, safety, and reliability. Work involves field and office duties, travel to client sites, and maintaining unescorted nuclear plant access.