Top Remote C# Jobs in Washington, DC

Design and develop scalable software applications, implement automated testing, mentor junior developers, and optimize performance in a remote environment.

The role involves designing authentication and authorization solutions, integrating applications with identity platforms, and maintaining security practices within identity services. A focus on collaboration with Security and Product teams is important.

Design, build, and maintain secure, scalable cloud automation and tooling for Azure Government. Operate mission-critical production systems (24x7 on-call), implement IaC and DevOps pipelines, resolve Azure PaaS and app issues, enforce federal security/compliance, manage IAM and deployments, support audits, and maintain technical documentation.

The Technical Engineering Manager leads cross-functional teams to ensure high-quality software delivery, drives technical innovation, mentors engineers, and manages operational efficiency within the banking software sector.

Develop automated solutions for material handling, including software design, integration, testing, support, and project management, primarily in back-end development.

As a Staff Software Engineer, you'll lead technical execution across teams, design microservices, improve cloud deployments, and mentor engineers while focusing on architecture and delivery.

Lead automation and optimization of Filevine's data platform: performance tune MSSQL/Postgres, optimize Snowflake, provision infrastructure with Terraform/AWS, run stateful containers on Kubernetes, integrate AI/LLM and MCP for operational automation, manage CI/CD, capacity planning, documentation, and serve in 24/7 on-call rotation.

Lead the design and development of native Windows desktop applications, enforce development best practices, and enhance accessibility features.

Lead the design and development of Windows desktop applications, enforce best practices, ensure accessibility, and take ownership of features from conception to maintenance.

As a Senior Software Engineer, you'll design modern scalable platforms, focusing on front-end and back-end development using VueJS/ReactJS and C# microservices, while integrating with AWS and modern data warehouses.

Lead the bioinformatics pipeline team, setting technical strategy and architecture. Ensure engineering best practices, mentor staff, and oversee DevOps strategy for reliable software delivery in a regulated environment.

The Principal Engineer will architect and develop scalable AI-driven data platforms, mentoring engineers and aligning technical strategies with business goals.

The Enterprise Architect will define and implement a cloud-ready architecture integrating 22+ products, ensuring data interoperability, and leading modernization efforts across teams.

Seeking a Software Engineer with 3+ years experience in software development, programming (Go, Java, C++, C#), and strong analytical skills.

Seeking a Staff Software Engineer to design and build cloud-deployed systems. Must have extensive programming and leadership experience in software engineering.

Seeking a Senior Software Engineer with 5+ years of experience to design and develop large-scale distributed systems, mentor junior engineers, and manage complex projects in a dynamic setting.

The Technical Solutions Engineer at Elation enhances customer experience by technical mentoring, integration support, and leveraging AI for efficiency in healthcare services.

The Senior Software Engineer will lead teams to build secure, high-scale cloud applications, ensuring system reliability and delivering software solutions.

Design, build, test, and operate production-grade, secure, and scalable software and services. Partner with customers to translate requirements into technical designs, drive engineering best practices (CI/CD, testing, observability), deliver end-to-end solutions, lead technical workstreams, and apply AI/LLM approaches where appropriate to produce production-ready outcomes.

Lead a cross-discipline engineering team to deliver production-ready, AI-enabled solutions across the full lifecycle. Coach engineers and data scientists, manage a portfolio of engagements, act as player‑coach on select projects, strengthen multidisciplinary practices, and champion responsible, hypervelocity AI engineering and reusable accelerators.

Design, build, and maintain ClearCheck .NET/WPF desktop software for radiotherapy plan checking. Implement DICOM integration, 3D image/dose/plan visualization and DVH evaluation, collaborate with physicists to translate clinical requirements, contribute to architecture, testing and code reviews, and mentor teammates to deliver performant, reliable medical imaging solutions.

Partner with clients to design, develop, modernize, and support production full-stack applications using .NET/C#. Lead feature delivery from discovery through deployment, contribute to architecture and DevOps practices, improve engineering quality (TDD, CI/CD, IaC), and mentor client teams to leave them better equipped to maintain and evolve software.

Design, develop, and operate distributed services for Azure Storage geo-replication. Improve durability, regional resiliency, failover readiness and disaster recovery. Collaborate across teams, analyze telemetry, diagnose production issues, act as a DRI, and leverage AI-assisted engineering tools to improve productivity and reliability.

Design, build, and maintain Azure-hosted web portals, CRM integrations, and the Argus EDI platform. Implement full-stack features (UI, API, data), integrate AI/automation, participate in Azure architectural decisions, and collaborate across TPA stakeholders to deliver scalable production solutions.

Own end-to-end full‑stack feature delivery for a CCM/GRC SaaS platform: design, implement, test, deploy, and maintain frontend (Angular), backend (.NET/C#/Python) services, and data layers (Postgres/SQL Server). Mentor juniors, participate in code reviews, collaborate across engineering functions, and ensure platform reliability and performance.