Top Software Engineer Jobs in Washington, DC

Develop and maintain Java, Python, JavaScript, and Oracle applications supporting Department of the Navy missions. Responsibilities include full software development lifecycle delivery, secure coding, database performance optimization, vulnerability mitigation, release pipeline support, AI research and implementation, architecture modernization, troubleshooting, and audit compliance within an Agile Scrum environment.

Develop and maintain custom applications, APIs, integrations, reports, automation, and AI-enabled solutions for business functions including Finance, HR, Payroll, and Legal. Gather requirements, improve workflows, troubleshoot systems, support deployments, document solutions, and implement security and data governance controls. Collaborate with technical and non-technical stakeholders, vendors, and third-party providers while delivering solutions in a Microsoft .NET environment.

Build and maintain accessible, reusable React Native and web components for Rocket Money’s design system. Collaborate with designers and engineers on UI primitives, tokens, patterns, documentation, tooling, motion, and interaction quality. Improve accessibility, testing, adoption, migration support, and developer experience through reliable shared infrastructure, Storybook examples, technical documentation, and code reviews.

Build and maintain Clara’s QA automation platform, including Playwright frameworks, backend APIs, fullstack internal tools, test reporting, CI/CD pipelines, and integrations. Develop reliable, reusable automation infrastructure, reduce test flakiness, support AI-assisted test generation, and collaborate with QA and product engineering teams on testability, code quality, documentation, and adoption.

Designs, deploys, operates, and scales GPU/CPU infrastructure supporting Top Secret national security missions. Responsibilities include managing bare-metal and virtualized GPU platforms, building large-scale AI clusters, automating Kubernetes and operating-system deployments, operating databases and distributed storage, and improving service reliability, monitoring, and lifecycle management. The role collaborates closely with AI engineers and requires strong infrastructure, software development, networking, and systems expertise.

Build and maintain backend services and metadata pipelines supporting data discovery, governance, and AI/ML workflows. Responsibilities include integrating relational databases, developing Java, Node.js, and Python services, optimizing distributed pipelines, implementing Terraform infrastructure, supporting GitLab CI/CD, and writing comprehensive tests. The role also involves troubleshooting scalability and reliability issues, designing asynchronous workflows, and collaborating on modern data lake, search, metadata, and LLM-enabled technologies.

Design, implement, and operate production backend services for routing, dispatch, and shipment tracking. Model operational processes through APIs, data structures, and event-driven services in Go. Integrate optimization engines into dependable workflows, handle distributed-system failures and connectivity constraints, and collaborate with users and domain experts to develop scalable solutions from ambiguous requirements.

Develop and modernize SAP solutions using ABAP, Fiori/UI5, OData, REST APIs, Node.js, and related technologies. Responsibilities include hands-on development, unit testing, code documentation, analysis, and collaborative solution design within an Agile Scrum and DevSecOps environment. The role requires onsite work in Battle Creek, Michigan, eligibility for a government clearance, U.S. citizenship without dual citizenship, and completion of an Agile certification within 90 days of hire.

Develop, integrate, test, and maintain full-stack software from requirements through production. Responsibilities include building backend services, RESTful APIs, data integrations, and user-facing web applications; participating in design discussions and code reviews; troubleshooting issues; and improving software quality and delivery practices. The role requires collaboration with engineers, architects, product owners, and mission stakeholders in an Agile environment.

Develop, integrate, test, and maintain full-stack software from requirements through production. Build backend services, RESTful APIs, data integrations, and user-facing applications using modern frameworks and cloud technologies. Participate in technical design, troubleshooting, code reviews, Agile development, and software quality improvements. The role requires experience with object-oriented programming, web frameworks, relational databases, and software development tools, plus an active TS/SCI clearance and CI polygraph.

Develop, integrate, test, and maintain full-stack software from requirements through production. Build backend services, APIs, data integrations, and user-facing web applications using modern frameworks, cloud technologies, and relational databases. Participate in technical design, troubleshooting, code reviews, Agile development, and software quality improvements. Collaborate with engineers, architects, product owners, and mission stakeholders while supporting maintainable, secure, and reliable solutions.

Develop and maintain Java and Spring-based applications, Angular front ends, REST services, microservices, SQL integrations, and loyalty platform components. Participate in Agile planning, design, coding, documentation, testing, estimation, mentoring, and process improvement. Work with cloud platforms, message queues, Docker, Kubernetes, and build management tools while collaborating with product teams and third parties.

Develop responsive web applications and modernize legacy systems while combining frontend engineering with UI/UX design. Create wireframes, user flows, prototypes, and design standards; conduct user research; present designs; and incorporate stakeholder feedback. Collaborate with product, design, and engineering teams, support RESTful APIs and database design, and implement user stories in Agile/Scrum environments. The role requires occasional classified-facility visits and work with government, DoD, or Intelligence Community systems.

Develop, enhance, troubleshoot, and migrate enterprise applications supporting a CBP system. Responsibilities include Java-based software development, database administration and optimization, AWS migration, process automation, data integration, security and error-log monitoring, requirements gathering, documentation, and system deployment. The role supports SQL, Oracle, and MySQL environments and requires collaboration with technical teams, users, and stakeholders.

Develops and implements full-stack software solutions from concept through production using agile methods. Designs, modifies, and enhances applications; writes front-end and back-end code; solves complex technical and workflow problems; evaluates architecture and operating environments; collaborates with cross-functional teams; and identifies system improvements. The role requires DHS suitability and participation in a government investigation and skills assessment.

Leads the design, implementation, and evolution of enterprise observability and logging platforms. Builds automation, CI/CD integrations, infrastructure-as-code solutions, data routing and transformation pipelines, and AI-native tools for issue detection and resolution. Architects scalable distributed systems, optimizes performance and costs, mentors engineers, conducts code reviews, and collaborates with SRE, security, networking, platform engineering, and data science teams. Requires deep expertise in OpenTelemetry, Splunk, logging, observability maturity, automation, and AI solution development.

Leads end-to-end software product engineering across complex programs, defining technical vision, architecture, roadmaps, and delivery practices. Develops full-stack Java/Python and Angular/React applications using SQL/NoSQL, AWS, microservices, APIs, streaming, CI/CD, and DevSecOps. Establishes engineering standards, performance and security practices, mentors engineers, oversees codebases, integrates AI capabilities, and communicates progress, risks, and tradeoffs to executives and cross-functional stakeholders.

Lead architecture and full-stack development for scalable applications, including interactive dashboards, backend microservices, APIs, data integrations, AI-enabled features, MFT orchestration, and cloud-native DevOps infrastructure. Establish monitoring and operational standards, resolve complex production issues, guide technical strategy, mentor engineers, and collaborate with product leadership on technical roadmaps.

Build and maintain full-stack web applications, interactive dashboards, backend integration services, resilient APIs, and AI-enabled features. Collaborate with engineering, data, product, and DevOps teams to integrate databases, automate deployments, troubleshoot cloud and hybrid environments, and scale enterprise application capabilities. Apply modern frontend, backend, DevOps, data visualization, and continuous delivery practices.

Own the navigation and positioning stack for head-worn and body-worn systems. Develop inertial, GNSS, calibration, sensor-fusion, and attitude-estimation solutions; integrate sensors across hardware and embedded software; and build testing, validation, and data-replay infrastructure. Collaborate with perception, firmware, mechanical, and manufacturing teams to deliver robust production navigation in challenging environments. Validate performance through laboratory and field testing against ground truth.

Design, deliver, and operate business-critical distributed systems for Signify Health’s value-based care technology platform. The role requires full-stack development, polyglot programming, scalable distributed-systems expertise, cloud engineering, SQL and relational database knowledge, and strong communication. Preferred experience includes event-driven architectures, AI-assisted development tools, Kafka, APIs, containers, Kubernetes, infrastructure as code, monitoring, CI/CD, and agile methods. Quarterly or as-needed travel is required.

Develop and operate secure, scalable full-stack web applications and AI-powered agents using Microsoft technologies. Responsibilities include backend and frontend development, API and identity integrations, responsible AI implementation, testing, architecture reviews, deployment, observability, live-site support, and cross-team collaboration. The role also involves mentoring engineers, managing dependencies, and contributing reusable engineering practices and assets.

Design and build backend systems supporting clinical care, including AI-powered workflows, Databricks file-ingestion pipelines, data models, and service integrations. Own services end to end, establish technical standards, lead code reviews, ensure testing and observability, and mentor engineers. The role requires distributed systems experience, AI framework proficiency, document database expertise, cloud-native deployment experience, and technical leadership in a healthcare environment.

Develop and support applications in an AWS environment for an FBI government customer. Responsibilities include requirements analysis, Java and JavaScript development, Angular UI work, third-party integration, code enhancement, automation, testing, quality assurance, deployment, statistical modeling, architecture reviews, estimation, and knowledge transfer across the software development lifecycle.

Develops software for document ingestion, indexing, search, retrieval, data lineage, workflow orchestration, and backend processing. Builds automated testing and schema validation frameworks, supports senior technical leads in translating requirements into scalable solutions, and communicates technical progress to varied stakeholders. The role requires Python, LLM and RAG familiarity, vector database or indexing experience, automated testing knowledge, and TS/SCI/Yankee White eligibility.