Top Remote C# Jobs in Washington, DC

Lead end-to-end delivery, stability, and production support for customer-facing enterprise applications. Provide hands-on architecture, coding, code reviews, incident management, and CI/CD/monitoring improvements. Drive sprint planning, prioritize features and tech debt, and collaborate with product, QA, and stakeholders to meet business goals while enforcing secure, reliable engineering practices.

Lead and grow a high-performing full‑stack engineering team, drive technical strategy and roadmaps, remove blockers, collaborate cross-functionally, and deliver scalable, secure healthcare software.

Senior Full Stack Engineer responsible for designing, building, testing, and maintaining cloud-based web applications and APIs. Collaborate with product, design, and engineering teams to deliver scalable, secure microservices and improve internal tooling and platform reliability.

The Principal Software Engineer will lead technical initiatives, develop scalable solutions, mentor teams, and drive system architecture for a connected equipment platform.

The Senior Back-End Software Engineer will design and write back-end code, mentor developers, and innovate the re-architecture of Tenna's product line, focusing on IoT solutions and microservices.

The role involves designing and developing features for an IoT platform, writing scalable code, mentoring developers, and contributing to architectural decisions. It requires collaboration with cross-functional teams and participation in agile processes.

Design, build, and optimize scalable, high-performance backend services and public APIs for global ticketing platforms; participate in design/code reviews, improve security against fraud/bots, and mentor junior engineers.

The Lead Back-End Engineer will design, write, and review production code, establish engineering standards, and collaborate with cross-functional teams to enhance backend practices and code quality.

The Senior Backend Engineer will design and maintain Azure SQL databases, optimize performance, automate deployments, and collaborate with teams on best practices and development.

Participate in all phases of software development under mentorship: gather requirements, contribute to design and architecture, implement backend and frontend components, write test automation, deploy and monitor solutions, and learn CI/CD and observability practices.

Software engineering intern role building data extraction, export, and delivery pipelines. Gather pipeline requirements, design and implement ETL/ELT processes, document pipeline architecture, and learn cloud, container, and data warehousing technologies under mentorship.

Design and implement database-driven, AI-enabled workflows using Microsoft Azure to automate data transformation, validation, and configuration. Integrate LLM services and RAG patterns, ensure production readiness with logging, monitoring, CI/CD, and data contracts, and collaborate with solution architects and cross-functional teams to scale repeatable automation across a healthcare SaaS platform.

The Senior Backend Engineer will develop backend solutions using .NET/C# and modern architecture, focusing on cloud services and databases, while managing client projects.

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.

The Backend Engineer will develop infrastructure for product integration, create documentation for team training, and influence technology decisions.

Design and develop scalable software solutions, lead engineering workstreams, ensure code quality, mentor junior developers, and collaborate on technical strategies to enhance digital experiences for BECU members.

The Senior QA Analyst oversees testing projects, develops manual and automated tests, and collaborates cross-functionally to ensure quality in software development.

The Senior Software Engineer will focus on integrating Sage Intacct with core business processes, developing backend services, and maintaining integration systems. Responsibilities include designing, building, and supporting secure integration solutions, as well as collaborating with stakeholders on technical requirements.

The Senior Software Engineer will design and develop scalable, high-performance systems, focusing on database optimization and system enhancements. Collaboration with teams and solving complex problems is essential.

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.

The Salesforce Agentforce Architect will design technical solutions using Agentforce, develop AI solutions, and collaborate with teams to deliver impactful customer experiences.

Design, develop, and deploy secure, scalable software solutions; implement and automate CI/CD pipelines and testing; manage cloud infrastructure (AWS/Azure) and infrastructure automation; provide Tier III support, monitor performance and SLAs, and train teams on automation best practices.

The Senior Software Engineer II will design solutions, lead projects, troubleshoot code, develop features, and implement DevOps practices in a remote setting.

The Software Engineering Manager will lead a team, design software architecture, mentor engineers, and ensure high-quality cloud-based solutions in healthcare technology.

As a Senior .NET Developer, you will design, develop, and maintain scalable backend services and APIs, implement architecture decisions, and communicate with clients.