Top 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, 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.

Twelve-week virtual fellowship teaching Palantir Foundry and AIP through live sessions and projects. Expect 5–10 hours/week, hands-on training, mentorship, certification opportunity, and potential interviews for employment. Program is unpaid.

Lead SRE efforts for DFIN SaaS: ensure availability, performance, scalability, and automation. Implement monitoring, CI/CD, IaC, container orchestration, AI-enhanced observability, incident response, RCA, and runbook automation while collaborating across engineering teams.

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.

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

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.

Lead architecture and hands-on development of the end-to-end video pipeline (live ingest, transcoding, storage, playback, and developer SDKs). Mentor engineers, collaborate across mobile/web/ML/platform teams, own monitoring and on-call support, and help scale video streaming and VoD capabilities for millions of streams and clips.

Lead design and implementation of modernized insurance underwriting and policy administration solutions. Drive cloud transformation, data-driven and secure architectures, improve risk selection and claims resolution, enhance customer experience through automation, mentor technical teams, manage client relationships, and oversee project lifecycle, budgets, and delivery quality.

The Market Data Engineer will design and implement high-performance market data systems, focusing on trading infrastructure, performance optimization, and system resiliency.

Lead design, development, testing, deployment, and maintenance of web applications. Collaborate with cross-functional teams, plan work, enforce architecture and security standards, mentor engineers, implement tests, manage integrations and automations, improve performance, and establish development practices.

Respond to production incidents, monitor systems with Datadog, troubleshoot Kubernetes/Docker environments, support CI/CD and automation, participate in on-call rotations, and collaborate with engineering teams to maintain availability and compliance in regulated healthcare/fintech systems.

Lead and grow a US-based SRE team while acting as a hands-on incident commander. Drive operational excellence through incident management, reliability engineering, automation, observability (Datadog), runbook maturity, and cross-functional collaboration. Ensure compliance with healthcare/fintech standards and support a global follow-the-sun model.

The Sr. GIS Lead Developer will develop and maintain GIS applications and tools, requiring extensive experience with multiple GIS technologies and programming languages.

This role involves full stack development, mentoring junior developers, participating in agile practices, and leading cross-functional teams on software projects.

The Salesforce Lead Developer will manage technology projects, guide developers, and ensure successful work completion using Salesforce and programming skills.

The Build Engineer / DevOps role involves implementing a delivery pipeline for applications, enhancing communication among teams, managing integrations, and overseeing CI/CD processes in a .NET environment.

Develop and administer ServiceNow applications, customizing front-end interfaces, writing SQL queries, and integrating web services while using Agile methodology.

The ServiceNow Developer will handle administration and development on the ServiceNow platform, focusing on custom applications, web services integration, and system automation while maintaining Agile methodologies.

The ServiceNow Developer will focus on administration and development within the ServiceNow platform, custom application development, and database management using SQL. Responsibilities include front-end modifications, system automation, and API integration, with a strong emphasis on communication and Agile methodologies.

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

The Application Development and Support Engineer II role focuses on advanced application support and engineering troubleshooting across platforms, aiming to improve system stability and resolve complex issues independently.

End-to-end ownership of full-stack features: design, implement, test, and deploy scalable web applications using C#/.NET back ends and React/JavaScript front ends; build and integrate RESTful APIs; optimize and debug systems; collaborate across teams in an agile environment.