Top Software Engineer Jobs in Baltimore, MD

Lead design and operation of test infrastructure at scale: test orchestration, smart selection, parallel sharding, flaky-test detection, observability, SLOs, and on-call. Define technical strategy, drive cross-team projects, mentor engineers, and reduce test feedback time to accelerate engineering velocity.

Develop, maintain, and sustain reusable Core Flight System (cFS) flight software components for NASA missions. Perform requirements analysis, design, coding, unit/integration testing, CI/CD, and documentation. Integrate software into customer flight environments, support hardware lab setup and embedded RTOS platforms, resolve defects, participate in reviews, and provide technical/customer support per NASA software engineering standards.

The Software Engineer develops and enhances complex software systems, analyzes user requirements, and leads software development teams while ensuring quality and adherence to standards.

The role involves designing, developing, and maintaining software applications. Collaboration with cross-functional teams is expected, alongside optimizing existing systems.

Lead and mentor a UI/front-end team to architect and implement scalable, accessible front-end solutions. Translate UX designs into responsive interfaces, integrate with backend APIs, contribute to full-stack development, enforce coding standards, resolve performance issues, and participate in sprint planning and architectural decisions. Requires active TS/SCI+Poly clearance and extensive software engineering experience.

Participate in all phases of the software lifecycle: requirements, design, development, integration, testing, deployment, and maintenance. Develop backend web services, implement databases and APIs, use containers and cloud platforms, apply automated testing and Agile practices, support system administrators, create training materials, and mentor junior engineers.

The Software Engineer in Platform Operations designs and manages core infrastructure, ensuring secure, scalable, and reliable platform operations while collaborating with software engineers to improve deployment experiences.

Develop and maintain back-end systems with emphasis on APIs, processing-intensive analytics, real-time systems, and large data sets. Review and test software components, resolve defects, contribute to system design (hardware/software trade-offs, reuse, COTS/GOTS), and perform requirements analysis and documentation.

Lead a UI front-end development team supporting mission-critical intelligence systems. Design front-end architecture and coding standards while contributing hands-on across the software lifecycle, including requirements analysis, performance design, software development, debugging, system integration, and algorithm implementation in an agile environment.

Build full-stack features for AI voice and chat products that scale to millions of conversations. Integrate ASR/TTS and conversational models, optimize production systems for latency and cost, participate in on-call rotations, and collaborate with product and ML teams to improve performance and user experience.

Job posting for Microsoft Software Engineer (IC3/IC4 levels). Lists base pay ranges for U.S. and SF/NY metro areas, application timing, and equal opportunity statement. No specific responsibilities or technical requirements provided.

As an AWS Software Engineer II, you will develop microservices, support legacy systems, and guide junior engineers, while improving operational workflows in an Agile team.

Build and maintain full-stack features for customer and internal web apps, design backend APIs for onboarding and transactions, integrate third-party services, implement OAuth2 authentication, operate in a microservices AWS environment, ensure security, performance, observability, participate in code reviews and architecture, and write technical documentation.

Build end-to-end production features across backend, frontend, and database. Integrate LLM APIs and agentic workflows into products and internal developer tools. Improve CI/CD, deployment, and developer infrastructure. Debug production issues on GCP and containerized services; participate in code reviews and architecture discussions on a small collaborative team.

Develop, maintain, and optimize mission-critical software systems in Linux using Python and C++. Implement and tune performance-critical algorithms, support integration with hardware and databases, perform debugging and testing, produce technical documentation, and lead or mentor engineering teams to meet system and operational requirements—with emphasis on real-time, high-performance, DSP/RF-enabled applications.

Lead implementation of software safety programs for underwater robotic/autonomous vehicles per MIL-STD-882. Produce safety plans and assessments, perform hazard analyses, track coverage metrics, catalog safety artifacts, review software independently, and present findings at reviews and customer meetings. Coordinate across programs and support demanding schedules with occasional travel.

Develop, maintain, and enhance software systems, analyze user requirements, debug software, and provide recommendations for improvement.

The Principal Software Engineer develops and enhances complex software systems, providing solutions based on user requirements and ensuring quality control in software development processes.

The Sr. Software Engineer develops and enhances complex software systems, analyzes user requirements, debugs, and oversees development teams. Requires strong expertise in various programming languages and methodologies, particularly in an agile environment.

Lead design and development of complex, scalable software systems; define technical requirements and architecture; mentor junior engineers; optimize for performance, scalability, and security; enforce best practices for development, testing, and deployment; troubleshoot complex system-level issues.

Lead modernization of a data tracking and metrics system by designing and implementing highly usable user interfaces. Conduct user research, task analysis, accessibility/508 testing, usability testing, and create wireframes, mockups, and interactive prototypes. Collaborate with developers, product designers, and stakeholders to ensure user-centered solutions and document UI specifications.

Lead design, development, construction, and testing of FPGA-based hardware and software processing components for RF communication/collection systems. Implement DSP algorithms in FPGA, integrate FPGA with Linux-based codebases, optimize RTL/timing/resources, and document subsystem solutions. Support mission-critical government client onsite.

Join a cleared team supporting the Intelligence Community to design and build high-performance Java microservices for geospatial analysis, visualization, and data processing. Translate requirements into scalable, resilient cloud-native systems, integrate geospatial libraries and APIs, and collaborate with cross-functional teams to deliver capabilities in an agile environment.

Senior full-stack developer to design, build, and deploy end-to-end software solutions. Responsibilities include Python scripting and data processing, containerized deployments using Docker, Kubernetes, and Helm, providing customer support, and ensuring architecture and future enhancements. Requires strong initiative and security clearance.

Develop, maintain, and run Pig and PySpark analytics to ensure reliable data ingest and delivery. Review data ingest tickets and merge requests, troubleshoot data accuracy and support day-to-day operations to enable automated, continuous monitoring and security evaluation across the project lifecycle.