Top Remote C# Jobs in Miami, FL

The Senior Software Engineer will lead projects for the Forms platform, designing and building features across web, mobile, and backend systems while mentoring other engineers and improving platform scalability and reliability.

Design, implement, and improve significant features in HCSS products. Analyze product architecture and databases for ROI-driven improvements. Lead code reviews, mentor junior developers, collaborate to enhance infrastructure, reliability, and CI/CD practices.

As a Lead Software Engineer, you'll design and develop GenAI platforms, integrate LLMs, mentor engineers, and solve technical challenges for scalable solutions.

Own reliability, automation, and DevOps for Coinbase's corporate IAM platform: on-call/incident response, CI/CD and IaC pipelines, identity lifecycle tooling, observability and disaster recovery, documentation, and cross-team IAM advisement to ensure secure, scalable access for a global workforce.

Provide advanced technical support for large MongoDB customers across the full MongoDB ecosystem (server, drivers, Atlas, Cloud Manager). Troubleshoot performance, architecture, recovery, security and storage issues end-to-end, develop support tools, mentor new hires, and liaise with product and engineering teams. Work EST shifts with a weekend shift expectation after ramp and participate in occasional off-hours coverage or regional events.

The Sr. Software Engineer designs, implements, and maintains scalable cloud services, contributes to team processes, and acts as a subject matter expert while leading projects and mentoring others.

Design, build, and maintain scalable test automation frameworks and tooling (Playwright, C#, JS/TS). Integrate automated tests into CI/CD, develop end-to-end, integration, and performance tests, apply AI techniques for test generation and defect detection, troubleshoot system issues, mentor QA teams, and drive automation and quality engineering best practices.

As a Senior Software Engineer, you'll develop and build tools for creative projects while leading feature development and collaborating with teammates.

Lead backend and full-stack work on the Payments team, building multi-gateway integrations (Stripe, PayPal), payment APIs, and customer payment UIs. Ensure secure, compliant (PCI-DSS) payment flows, reliability, observability, and scalability across AWS/Kubernetes microservices. Partner cross-functionally to design architecture, implement settlement/reconciliation, and maintain high availability.

Lead the design and development of Windows desktop applications, ensuring best practices in architecture and accessibility while collaborating with designers and stakeholders.

Lead design and development of native Windows desktop applications. Define best practices and drive accessibility efforts while collaborating with cross-functional teams on feature planning and implementation.

Software Engineers at Citadel develop, maintain, and support high-performance trading platforms, focusing on custom software solutions and system stability.

Senior Software Engineer responsible for developing and maintaining web applications and microservices (React, Golang). Mentor team members, lead code reviews, influence technical decisions, improve CI/CD and testing strategies (unit, E2E, performance), collaborate across teams on integrations, and promote engineering best practices and documentation.

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

Own platform feature and API development, integrations, and deployments. Design, build, and maintain backend-focused full-stack features, collaborate with product and design, perform code reviews, troubleshoot, and work with cloud infrastructure and CI/CD pipelines to scale the marketplace.

Principal IC responsible for reliability, observability, and modernization of a .NET-based Platform Services portfolio on Azure. Own architecture, resilience patterns, shared libraries, and migration of legacy .NET services. Implement observability, event-driven messaging, and AI-first engineering practices while mentoring engineers and partnering with architecture teams.

Technical lead for a scrum team building reporting/BI capabilities for the CEM platform. Hands-on work in SQL/Oracle and BI tooling, sprint leadership, query performance tuning, AI-first tooling adoption, people management for 4–5 engineers, client-facing requirements gathering, and cross-team collaboration to ensure high-quality, performant reporting solutions.

Lead QA & Standards for an enterprise SaaS platform, owning manual QA, automation, and performance testing. Set org-wide test standards, define release quality gates, drive AI-first QA adoption, grow performance engineering, manage distributed teams, and partner with engineering leadership on automation strategy and quality transformation.

Lead technical ownership and hands-on engineering for the integration backbone of a financial SaaS platform. Modernize legacy integration processes into .NET services, design reliable REST and file-based connectors, optimize Oracle SQL/PL/SQL, improve observability, and drive cloud-native Azure patterns. Mentor engineers, enforce standards, and champion AI-first development to increase delivery velocity and operational quality across multiple production ecosystems.

Lead a small scrum team as hands-on technical authority, writing and reviewing full-stack C#/.NET, Angular, and Oracle code; run sprint ceremonies; drive AI-first tooling adoption; manage and develop 4–5 engineers; coordinate cross-functional delivery and client engagement.

Lead a small scrum team as the daily technical authority: write and review full-stack C#/.NET and Angular code, run scrum ceremonies, set priorities, unblock engineers, enforce quality standards, drive AI-first tooling adoption, manage 4–5 engineers, engage client stakeholders, and coordinate cross-team delivery and release readiness.

Design, build, and maintain backend workflow orchestration and state management for analyzer integrations on the ECL platform. Modernize legacy .NET systems, ensure reliable event-driven operations, collaborate with integration, infrastructure, and QA teams, and preserve workflow behavior during knowledge transfer.

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.

Lead quality engineering within an Agile squad, design and maintain automated test suites across UI, API, microservices and DB, integrate tests into CI/CD, mentor SDETs, triage production issues, define test strategy, tooling and test environments, and enforce quality best practices.

Provide Oracle-backed website and database architecture, develop online reporting and OLT applications, administer WebLogic and middleware, ensure 508 accessibility, manage SSL/SSL tooling, perform scripting and Java development, migrate to government Azure, run security scans, and produce technical and recovery documentation.