Top Software Engineer Jobs in Baltimore, MD

Develop and maintain Python-based software applications integrating with hardware, sensors, peripherals, and single-board computers. Responsibilities include software design, testing, debugging, GUI development, hardware interfaces, system integration, documentation, troubleshooting, prototyping, and deployment support for government and mission-focused customers. The role is hybrid/remote-friendly and suited to an early-career or journeyman developer with approximately 2–5 years of experience.

Develop and maintain Tailscale’s open-source client and backend networking software. Design, test, document, and optimize networking components, distributed systems, and overlay routing features. Own services through observability, incident response, and customer escalations while collaborating with product managers and designers. Apply security-first practices and improve system efficiency, scalability, and stability in a fully remote, asynchronous startup environment.

Design, implement, test, and modernize backend services and integrations (TypeScript/Node.js and C++). Lead large projects, write technical specifications and API contracts, enforce coding standards, coach engineers, and drive legacy-to-modern migrations within online banking and core systems.

Build and maintain core digital banking experiences for bank administrators and customers. Responsibilities include developing user flows, robust REST APIs, backend services, and third-party integrations such as Plaid and SendGrid. The role emphasizes clean, tested, documented code, system design, error handling, logging, domain-driven design, microservice architecture, agile Scrum practices, architectural decision-making, technical guidance, and code reviews.

Develop, enhance, and sustain information management software and services infrastructure for high-performance computing systems in a Linux environment. Use Python, Linux tools, automation, SQL, CI/CD, containers, and Git. The role requires a bachelor’s degree, at least two years of related experience, and an active Top Secret/SCI clearance with polygraph. This is an onsite position supporting mission-critical government projects.

Develop and sustain secure Windows plug-ins, Microsoft Office add-ins, client libraries, and application adapters for Zero Trust ICAM capabilities. Integrate applications with identity, policy, and attribute services; implement authorization, auditing, caching, fail-safe behavior, and recovery. Lead design and code reviews, automated testing, customer onboarding, deployment support, troubleshooting, documentation, and mentoring while supporting intelligence community customers.

Develops and sustains secure Kubernetes and DevSecOps deployment packages for ICAM environments. Automates build, testing, scanning, signing, packaging, and release workflows; integrates distributed policy and identity services; troubleshoots customer deployments; and creates technical documentation. The role supports resilient operations across enterprise, multi-site, tactical, and disconnected environments while contributing to software supply chain security, customer assessments, technical reviews, mentoring, and Agile delivery.

Develop and implement complex Java software capabilities for computer-based systems. Design enterprise APIs, RESTful services, and microservices while contributing to testing, troubleshooting, and agile development. Integrate AI coding agents such as Claude Code or Gemini for feature delivery, refactoring, and automated testing. Guide agents across complex architectures, audit generated code, and mentor or lead engineering teams. Work in a hybrid environment with weekly customer-site presence in Fort Meade, Maryland.

Designs, develops, tests, troubleshoots, and implements complex Java software capabilities for computer-based systems. The role involves enterprise APIs, RESTful services, microservices, Linux, configuration management, agile development, and AI-assisted coding workflows. The engineer will guide and audit autonomous agents, deliver multi-file features, refactor code, generate tests, and collaborate in a fast-paced hybrid environment.

Design, develop, test, troubleshoot, and implement complex Java software capabilities for computer-based systems. Build enterprise APIs, RESTful services, and microservices while using AI coding agents for feature development, refactoring, and automated testing. Collaborate in an Agile team, manage multi-repository architectures, audit code quality and security, and support customer-site operations at Fort Meade four to five days weekly.

Design and own secure, scalable wallet infrastructure for custody, key management, transaction signing, authorization, recovery, and multichain systems. Architect support for MPC, HSMs, secure enclaves, TEEs, smart contract wallets, account abstraction, and emerging cryptographic approaches. Define security boundaries, policy engines, secrets management, authentication, and programmable authorization while making foundational build-versus-buy decisions and guiding systems from first principles through production.

Develops secure, scalable software for Azure AI Platform services across air-gapped, sovereign, and commercial clouds. Responsibilities include coding, architecture, testing, deployment automation, security hardening, monitoring, incident response, reliability improvements, and on-call support. The engineer collaborates with partner teams, applies AI-assisted development practices, contributes to design and implementation plans, and ensures compliance, privacy, performance, and operational requirements for mission-critical AI infrastructure.

Build and launch reliable, performant Android features for Airbnb’s account and commerce experiences. Responsibilities include designing declarative UI, implementing unidirectional state architecture, collaborating with backend, iOS, web, product, and design teams, writing tested maintainable code, participating in reviews, troubleshooting performance and reliability issues, and contributing to Android patterns and best practices.

Own the assessment, hardening, testing, modernization, and sustainment of a government SDN software baseline. Develop secure C++ and Python solutions, remediate vulnerabilities, improve testing, debug application and network issues, and support containerization, CI/CD, deployment, and security scanning. Collaborate with platform engineers and government stakeholders, document technical decisions, validate releases, and mentor engineers in Navy environments.

Build automated test harnesses, AI evaluation logic, model-based graders, regression coverage, release gates, deployment pipelines, and CI/CD workflows. Maintain build artifact publishing and dependable staging environments while improving upgrade safety, incident diagnosis, and production readiness. Participate in business-hours escalations and independently own quality or release systems end to end.

Build and maintain developer tools, SDKs, CLI, MCP interfaces, integrations, and supporting backend services. Collaborate on API contracts, compatibility, testing, releases, documentation, and shared tooling. Support developers through GitHub issues and pull requests while designing reliable systems with authentication, retries, idempotency, rate limits, monitoring, and error recovery.

The role involves optimizing hardware support within a software stack for AI model deployment, collaborating with teams and hardware vendors to enhance performance and portability across platforms.

Design, develop, test, and deploy supply chain software for inventory, warehouse, and fulfillment systems. Lead technical decisions, mentor engineers, coordinate cross-functional Agile projects, decompose work, delegate tasks, and promote strong development and testing practices. Build monitoring systems that ensure business-process correctness and support high-volume, data-intensive applications.

Own and evolve a shared engineering platform spanning cloud infrastructure, delivery tooling, reliability, security, authentication, and deployment. Build backend and full-stack solutions, improve production availability, lead platform projects and technology decisions, and support internal engineering teams through shared tooling, documentation, reviews, and coaching. Participate in on-call rotations and help scale an established product platform.

Own and improve the foundational infrastructure powering a cloud software platform across multiple hosting providers and physical sites. Responsibilities include designing infrastructure capabilities, operating and scaling production clusters, diagnosing complex cloud issues, improving reliability and startup latency, leading low-downtime upgrades and migrations, and participating in on-call support. The role requires strong container orchestration expertise, Go development skills, large-scale infrastructure experience, and a willingness to be on call.

Lead the design, development, and optimization of scalable web and mobile applications using Ruby on Rails, React, React Native, Docker, PostgreSQL, and AWS. Own architecture, APIs, data models, monitoring, performance, and code quality while collaborating with product, data, and DevOps teams. Provide technical leadership through system design, code reviews, mentoring, and continuous improvement in a remote-first healthcare technology environment.

Design, build, and ship native Android features in Kotlin for BJAK's AI Neobank app. Integrate backend APIs, improve performance, reduce crashes, collaborate with product/design, use analytics to iterate, and add on-device AI where it improves UX.

Lead technical strategy and execution for foundational Trust and Safety systems supporting consumer risk and credit reporting. Design and operate highly available backend systems, improve reliability and monitoring, establish engineering standards, guide complex cross-functional initiatives, and mentor engineers. The role involves ownership of system architecture, technical planning, operational readiness, code quality, and team development.

Develop scalable C++ software that defines and enforces endpoint behavior across millions of managed Windows endpoints. Responsibilities include implementing features, improving platform performance, shipping production code, designing new systems, writing architecture documents, defining subsystem contracts, and collaborating with server, UI, product, and design teams. The role requires deep Windows systems and kernel-driver expertise, with preferred experience in WHQL, minifilter or WFP drivers, macOS Endpoint Security, and Linux kernel development.

Develop and integrate cloud software, AI/ML capabilities, distributed analytics, and microservices on AWS and large-scale compute clusters. Responsibilities include requirements analysis, Java development, cloud deployment, testing, troubleshooting, RESTful services, Hadoop-based big-data processing, infrastructure as code, CI/CD, and Linux systems work. The role requires active TS/SCI clearance with polygraph and one approved cloud developer certification.