Top Senior Software Engineer Jobs in Washington, DC

The role involves designing, developing, and maintaining secure software systems, collaborating with engineers, analyzing requirements, and adhering to quality standards.

The Senior Full Stack Software Engineer II at Upside is responsible for developing high-quality software, collaborating with cross-functional teams, mentoring other engineers, and driving improvements in system performance and quality.

The Software Engineer will design and build innovative products, enhance existing solutions, and collaborate with cross-functional teams to improve airspace safety.

Senior Full Stack Software Engineer role at Upside focusing on driving quality software development and enhancing consumer experiences through collaboration and technical choices.

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.

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.

The Full Stack Software Engineer develops user-facing features using React and Node, manages data workflows, and collaborates with design and product teams. Responsibilities include shipping product slices and enhancing performance for state government data platforms.

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.

Lead design and ownership of backend systems connecting Axon Records to external law enforcement databases and partner APIs. Build reliable, auditable integrations, improve observability and operational tooling, drive system design and incident response, mentor engineers, and coordinate cross-team delivery of secure, compliant search and integration solutions.

Design and implement microservices and data pipelines, develop backend services using Spring Boot, and maintain frontend features and legacy systems.

Develop and customize Moodle LMS applications, support APIs and integrations, troubleshoot issues, and engage in Agile development with a focus on secure coding and DevSecOps practices.

Develop and test software for population simulation, collaborating with teams to design and implement technological solutions, and providing technical support.

The Senior Full-Stack Software Engineer will design and develop software products, collaborate with data scientists, and instill development best practices.

As a Software Engineer focusing on Mobile Development, you will manage the React Native codebase, develop features that integrate with backend services, and employ AI tools to enhance the development process.

The Software Engineer II will develop backend services and APIs while also contributing to frontend React components, focusing on digital services for federal clients.

Engineer software that connects AI-driven platforms to datacenter power infrastructure. Develop control strategies and optimize energy use and AI workloads.

As a Software Engineer for the ARC team, you'll design and implement secure backend systems, manage model inference layers, improve engineering standards, and collaborate with teams to meet government agency needs.

As a Software Engineer in Frontier AI Infrastructure, you'll design secure systems for the public sector, improve engineering standards, and collaborate with cross-functional teams to meet government requirements. You'll also participate in customer engagements and contribute to the product strategy while ensuring compliance with federal regulations.

The Software Engineer will build scalable backend services, optimize performance, and mentor peers, focusing on distributed systems development.

This role involves architecting and building U.S. cloud infrastructure, managing tools, and improving developer productivity in compliance with defense standards.

The Senior Full-Stack Software Engineer will design, develop, and maintain front-end and back-end applications, ensuring performance and scalability while mentoring junior engineers and collaborating with teams.

As a Software Engineer, you will lead software development, improve systems, guide junior engineers, and design solutions in fast-paced environments using various technologies.

The role involves building and managing GCP infrastructure, automating platform tasks, and ensuring efficient deployments and security for the engineering teams.

Develop, test, debug, and deploy on-premises and cloud applications. Work across teams to implement secure, performant software using Agile processes, automate deployments, produce documentation, and resolve software issues while protecting classified data.