Top Remote C# Jobs in Washington, DC

Lead technical strategy and architecture for public sector digital identity solutions, ensuring technical excellence and customer success with hands-on involvement and high-level interactions.

Lead a team of engineers to develop Hudl's core products for the Competitive market. Drive technical strategy and mentor team members.

Lead development and maintenance of large-scale distributed systems and software platforms; design, test, deploy, and optimize applications used by physicians and patients; manage EDI analysts; collaborate with cross-functional teams to deliver technical solutions, monitor reliability, and drive system scalability and performance.

Build and maintain full-stack Azure-hosted portals and an EDI processing platform. Develop APIs, UI, data layers, CRM integrations, and AI/automation features. Participate in architecture, CI/CD, and stakeholder collaboration to deliver production-ready solutions.

Senior Software Engineer responsible for developing complex features, mentoring junior engineers, collaborating on technical direction, and adhering to best practices in software delivery.

Develop internal web applications using C# and Blazor, optimize SQL queries, integrate AI/ML models, and collaborate across teams.

Architect and modernize ReliaSoft Cloud and desktop products by driving cloud-native design, DevOps/platform engineering, CI/CD automation, and integrating AI/LLM capabilities. Guide security, scalability, API strategy, and mentor engineering teams to improve reliability, performance, and developer productivity.

Join the GOV/Sovereign Cloud SRE team to maintain and improve reliability for the Veeam Data Cloud. Responsibilities include incident response, SLIs/SLOs, observability (monitoring, alerting, dashboards), runbooks and documentation, IaC and CI/CD work in compliance-restricted environments, and participation in on-call rotations. Collaborate with engineering, security, and compliance teams to implement high availability and automation.

Lead design and delivery of Zoom's global web platform: architect a scalable, CDN-delivered AWS/Azure stack, manage large CMS migrations (Optimizely, WordPress), optimize Core Web Vitals and performance, ensure SEO/AEO and AI-search readiness, implement observability and CI/CD, enforce security and accessibility, and guide cross-functional teams to deliver high-traffic, multi-domain web experiences.

Hands-on technical lead responsible for migrating a legacy VB.NET Web Forms system to ASP.NET Core, owning architecture, releases, security hardening, CI/CD, and mentoring an engineering team. Drive phased migration, coordinate cross-team dependencies, improve DevOps pipelines, enforce secure SDLC, and actively contribute to development and code reviews.

As a Staff Software Engineer, you'll enhance and scale AI-driven credit card platforms, collaborate on technical strategies, and optimize systems for growth.

Provide technical and architectural leadership to the software development team, design software solutions, mentor team members, and drive projects to completion.

The Senior Backend Engineer at Weave will design, build, and maintain scalable backend services and APIs, influencing architecture and outcomes while collaborating across teams to enhance healthcare technology.

The Senior Software Engineer will design, build, and maintain scalable platform services at Oportun, contributing to architecture decisions, mentoring junior engineers, and improving developer productivity.

The Lead Generalist Programmer will lead and mentor engineering teams in game development, working hands-on with Unity and Unreal, and ensuring best practices in coding and optimization.

Work with senior engineers to design, build, and deploy full-stack solutions for public sector clients, focusing on secure identity solutions.

Lead architecture and design of scalable, secure .NET-based SaaS solutions on Azure. Define standards, guide cloud-native and microservices designs, implement IaC and DevSecOps, mentor engineering teams, drive CI/CD and performance optimization, and ensure compliance with security standards like SOC 2.

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.

Lead and manage engineers to design, build, and maintain production backend game services (sessions, matchmaking, progression). Diagnose incidents, participate in on-call, collaborate with cross-discipline teams, and produce clear technical documentation.

Improve and maintain automated build systems for a game team. Develop build software (Unreal Engine 5, primarily C#), monitor CI/CD health, provision on‑prem and cloud build resources, troubleshoot build failures, enable internal workflows, and collaborate with release and test teams to publish builds and test results.

Join the Consumer Technology team to develop, maintain, and troubleshoot applications and test tools. Perform routine automation, white-box testing, code reviews, monitor automated processes, estimate tasks, communicate with product owners and users, and recommend improvements. Assist in training others and follow departmental methodologies.

Build, scale, and maintain cloud-native backend services and APIs using C#/.NET on Azure. Lead architecture, performance optimization, CI/CD, code reviews, mentor engineers, and collaborate with product, design, and frontend teams to deliver reliable, high-performance features.

As a Software Engineer at Modelcode.ai, you will architect infrastructure for AI-driven code modernization, innovate solutions for complex legacy codebases, and lead technical initiatives while working across various technologies and programming languages.

The Technical Consultant will assist in ERP implementations focusing on customization, report development, and workflow configuration, while training new team members.

The Principal Software Engineer provides technical leadership for enterprise applications focusing on ERP and core systems, resolving complex issues, and enhancing solutions while ensuring best practices in full-stack development.