Top Software Engineer Jobs in Washington, DC

The Senior Software Engineer will lead technical efforts for DOT's CMS, focusing on Drupal platform engineering, operations, and security compliance, ensuring high-performance and accessible environments.

As a Staff Wireless Software Engineer, you will develop and architect wireless protocol stacks, optimize performance, and lead design implementations for real-time communication systems, collaborating closely with hardware and firmware teams.

Design, build, and maintain blockchain and payments infrastructure; develop scalable microservices and secure RESTful APIs to transfer value across blockchain and banking protocols; integrate with banks and fintech; own system design, testing, deployment, and troubleshooting; ensure reliability, code quality, and strong test coverage while collaborating with product and engineering teams.

Lead high-impact initiatives for a product platform, architecting security systems, mentoring engineers, and optimizing distributed infrastructures across teams.

As a Senior iOS Engineer, you'll lead engineering decisions, ship production code for the Speechify iOS app, enhance app architecture, and participate in product discussions.

The Software Engineer will design, develop, and maintain backend services and APIs, collaborating with cross-functional teams and enhancing performance and scalability.

The Software Engineer will manage data collection for AI model training, optimize cloud infrastructure on GCP, and collaborate with scientists to enhance datasets.

Design, build, test, and deploy full-stack web applications and REST APIs using FastAPI and React. Implement and maintain PostgreSQL schemas, containerized deployments with Docker on AWS, write tests, troubleshoot performance/security issues, and collaborate in a trunk-based workflow with code reviews and documentation.

The Software Engineer II (CRM) will support the development and integration of Blackbaud CRM, collaborating with teams to ensure a secure and efficient system for managing constituent data.

Lead the validation strategy for autonomous vehicle software, mentor team members, analyze autonomous behaviors, and develop testing strategies in this senior engineering role.

As a Software Engineer, you will develop backend solutions in Microsoft Dynamics 365, optimize CRM workflows, and create Power BI reports to enhance customer support services.

The Software Developer will design, develop, and maintain software applications, focusing on data analysis and improving operational efficiency while adhering to security protocols. Responsibilities include debugging software, collaborating with teams, and documenting processes.

The Software Engineer will develop AI-powered cybersecurity products, iterating based on feedback, collaborating with research teams, and engaging with customers to inform product development.

Lead the design and deployment of autonomous AI systems in investment technology, collaborating across teams to enhance business processes and decision-making through AI.

Design, build, and own scalable microservices and secure APIs that transfer value across blockchain and banking protocols. Extend in-house blockchain infrastructure, integrate with banks and cloud services, troubleshoot production issues, document system and testing procedures, and collaborate with product and engineering teams to deliver reliable payment experiences.

Design, build, and operate the core data warehouse, ingestion, orchestration, and cataloging platform. Develop batch and streaming pipelines, ensure data quality, governance, observability, and provide ML data platform capabilities. Lead architecture, improve platform reliability and performance, and collaborate with product, engineering, data science, security, and compliance teams.

Work onsite with government customers to configure, customize, and support ConductorAI. Write production Python and TypeScript code, debug and improve reliability, gather user feedback, deliver technical demos, and collaborate with product to ship features. Travel frequently to customer sites and help automate operational workflows while contributing to company strategy and culture.

Develop and customize Moodle LMS applications and plugins, support APIs and enterprise integrations, troubleshoot software/platform issues, participate in Agile development, implement secure coding and Section 508 accessibility standards, and support DevSecOps and continuous integration for U.S. Coast Guard systems.

Lead frontend architecture and design for high-availability cloud services, drive AI-first engineering practices, mentor engineers, integrate AI-assisted tools, and optimize web performance, observability, and operational efficiency while collaborating with Product and Design.

Join the AI team at Speechify to develop data collection processes, enhance cloud infrastructure, and collaborate on data strategies for next-gen models.

Design, develop, and maintain backend services, including robust APIs and B2B solutions while collaborating with cross-functional teams for product strategy.

Develop, integrate, test, and maintain secure mission-focused applications in an Agile environment. Support feature delivery, defect resolution, APIs, CI/CD, source control, system integration, documentation, and collaboration with cross-functional teams to deliver software for federal law enforcement and national security missions.

Design, build, and maintain TypeScript/NestJS backend services and scalable APIs. Implement event-driven, asynchronous processing with queues and workers, integrate third-party APIs and webhooks, and improve platform reliability through observability, performance optimization, and production troubleshooting. Collaborate cross-functionally, own projects end-to-end, and influence long-term architecture and developer experience.

Lead design and delivery of backend and data-driven services: translate product requirements into technical designs, implement and deploy production cloud services, mentor engineers, review code, drive technical decisions, and own the technical excellence and roadmap for your team.

As a Software Engineer on the Mission Dev team, you will deploy software in federal environments, manage integrations, and support mission-critical programs for government agencies.