Top Software Engineer Jobs in Washington DC,

Lead development of hybrid and native iOS and Android mobile applications, including Bluetooth Low Energy device integration. Guide engineering teams on architecture, code quality, Agile practices, testing, reusable components, and platform standards. Collaborate with architects and business teams on technical specifications, troubleshooting, project estimation, team screening, and delivery oversight across patient solution projects.

Develop and maintain full-stack web applications using React, .NET, and related technologies. Design front-end and back-end components, write scalable code, conduct testing, troubleshoot issues, participate in code reviews, and support the full software development lifecycle. Collaborate with cross-functional teams and clients while applying secure coding, architectural patterns, cloud services, and DevOps practices. The role also includes mentoring, technical communication, and contributing to continuous process improvement.

Architect and lead development of Kong Identity’s multi-tenant platform, including token management, claims engines, federation, client management, security controls, compliance, observability, and developer tooling. The role focuses on globally distributed, high-performance identity infrastructure, advanced OAuth and OpenID Connect capabilities, fraud prevention, extensibility, and enterprise integrations. The engineer will drive technical strategy, mentor teams, and support zero-trust, workload identity, and service mesh patterns.

Lead full-stack engineering workstreams for secure, accessible AI-enabled applications in financial services. Build TypeScript and React interfaces, Python or Node.js backends, human-review workflows, integrations, authentication, authorization, testing, and deployment pipelines. Collaborate with clients, AI and data specialists, risk teams, and vendors; mentor engineers; establish monitoring and support processes; and create reusable digital assets. The role requires direct client collaboration, technical leadership, and delivery of production applications.

Designs, builds, and maintains full-stack applications supporting federal defense planning and budgeting systems. Leads software architecture, testing, code reviews, mentoring, API integrations, CI/CD, security remediation, and defect resolution. Integrates LLM, RAG, and agentic AI capabilities into production systems while working across classified and unclassified environments. Requires extensive federal-sector software development experience, active Secret or Top Secret clearance, Security+ certification, and expertise with modern cloud, containerization, and software engineering technologies.

Develop and deploy full-stack, geospatial software solutions for strategic defense and security customers. Own the full lifecycle from discovery through delivery, integrate cloud infrastructure and CI/CD pipelines, translate customer challenges into technical requirements, identify reusable platform patterns, and use AI tooling for rapid iteration. The role involves customer collaboration, mentoring, code reviews, and supporting critical commitments while working hybrid in Arlington, Virginia, and traveling 30–50% to regional customer sites.

Designs, implements, integrates, and optimizes scalable ServiceNow solutions for IT modernization. Leads architecture, custom application development, workflow optimization, data migration, performance improvements, testing, deployments, and troubleshooting. Provides technical leadership, mentors developers, documents systems, ensures security and compliance, and collaborates with technical and business stakeholders. Requires extensive ServiceNow expertise, platform certifications, security clearance, and experience with JavaScript, REST APIs, Agile, and DevOps practices.

Develops and supports Drupal and other CMS web applications across front-end, back-end, database, API, and deployment layers. Responsibilities include custom Drupal modules and themes, SQL optimization, REST/JSON integrations, accessibility, QA, security scanning, CI/CD deployment with Ansible, content publishing support, troubleshooting, documentation, and ensuring accurate metadata and product-data flows across systems.

Designs, develops, integrates, and supports enterprise business applications and systems, including PMIS and Workday-related solutions. Translates business needs into technical architectures, integrations, reports, dashboards, and analytics. Collaborates with business owners, vendors, and IT teams on implementation, change management, security, risk mitigation, and continuous improvement. The role also evaluates technology proposals and supports enterprise architecture standards across organizational functions.

Build and deploy production software directly with customers in sensitive operational environments. Responsibilities include developing custom integrations, AI agent configurations, analytics, and operator workflows; debugging live agent behavior; adapting the platform to mission-specific needs; and feeding deployment insights back to core engineering. The role requires full-stack engineering, AI/ML understanding, self-direction, regular travel, and extended customer-site work in the DMV region.