Top Senior Software Engineer Jobs in Baltimore, MD

The Software Engineer develops and enhances complex software systems, analyzes user requirements, debugs software, integrates systems, and leads teams in software processes.

Maintain and modernize backend services (Java/Spring Boot), update dependencies, troubleshoot and resolve defects, implement code enhancements, support deployments in Linux/Docker environments, collaborate with customers and engineers, participate in Agile planning, and contribute to long-term application stability and modernization.

Design, develop, integrate, test, deploy, and maintain high-performance Java enterprise applications for large-scale distributed computing. Support CI/CD, IaC (Ansible/Puppet), containerized (Docker/Kubernetes) microservices, troubleshoot production issues, participate in architecture and code reviews, mentor junior engineers, and provide Tier III on-call support within Agile teams.

Design, develop, test, and maintain secure, scalable software for DoD/IC systems. Implement secure coding practices, perform code reviews and security testing, debug and enhance applications, build RESTful APIs and enterprise services, work across architectural layers, participate in Agile/DevSecOps processes, and support deployment, integration, and sustainment activities.

Design, develop, deploy, and sustain secure, scalable cloud-native applications and infrastructure for DoD/IC programs. Architect cloud platforms, implement IaC and CI/CD pipelines, automate monitoring/remediation, perform cost analyses, support DevSecOps, and troubleshoot complex cloud issues to ensure high availability, security, and performance.

Design, develop, test, integrate, and maintain enterprise Java applications for DoD/IC programs. Participate in Agile lifecycle activities, implement complex algorithms, optimize database access, troubleshoot production issues, perform code reviews, and support deployment and sustainment while maintaining technical documentation and collaborating with customers and product owners.

Design, develop, integrate, test, deploy, and sustain secure, scalable cloud-native applications for DoD/IC missions. Participate in full SDLC, support installation and operational deployment, troubleshoot and resolve issues, enhance performance and security, produce technical documentation, and collaborate in Agile teams with DevSecOps and cloud architects.

Design, develop, integrate, test, deploy, and sustain cloud-native, containerized microservices for large-scale enterprise compute environments. Implement IaC (Ansible/Puppet), CI/CD pipelines, troubleshoot system issues, produce technical documentation and SOPs, mentor junior engineers, and provide Tier III on-call support for DoD/IC missions.

Design, develop, deploy, and maintain cloud-native applications and scalable data pipelines using Java (Spring Boot) and/or Python on AWS. Build and operate containerized microservices with Kubernetes, implement IaC (Terraform/CloudFormation), create CI/CD pipelines, and use monitoring/observability tools. Collaborate in Agile teams, participate in design and code reviews, and support secure, high-availability mission systems for DoD/IC programs.

Design, develop, integrate, test, deploy, and sustain secure cloud-native applications and services for DoD/IC missions. Lead requirements analysis, architecture, troubleshooting, and system validation. Provide technical leadership and mentorship, participate in Agile ceremonies, and support CI/CD, DevSecOps, and infrastructure-as-code to ensure scalable, resilient, and secure cloud solutions.

Develop, sustain, and troubleshoot the project's software suite. Implement, test, and integrate with COTS/FOSS components. Build containerized services, create Helm charts, support CI/CD pipelines, and script/administer on Linux using Bash/Python and Java/Spring. Collaborate to deliver mission-focused capabilities.

Design, develop, and lead software efforts for one-of-a-kind underwater systems. Drive software architecture, requirements, documentation, and testing (unit, safety, qualification). Interface with engineering leads, program managers, and customers; perform trade studies, support factory/offsite/offshore testing, prepare ConOps/ICDs/hazard analyses/test plans, and mentor junior engineers.

Lead HMI/frontend software efforts for underwater and robotic systems. Design and maintain architecture, lead a small team, manage requirements and testing, coordinate with electrical/mechanical leads and customers, support factory/offshore testing, and produce system documentation and CDRLs.

Support development, sustainment, and production support of enterprise HR applications. Build and consume RESTful APIs, improve performance and reliability, maintain Linux environments, write automated tests, assist deployments, and work in an Agile DevSecOps environment while supporting mission-critical systems for a national security customer.

Maintain and enhance React-based enterprise web applications supporting DoD business operations. Develop features, troubleshoot production issues, integrate with REST APIs, improve performance, collaborate with stakeholders, and participate in Agile ceremonies to ensure secure, scalable, user-friendly solutions.

Develop, maintain, and support full stack enterprise web applications for HR operations. Provide production support, troubleshoot issues, implement scalable front- and back-end components, design/consume RESTful APIs, participate in Agile ceremonies, automate testing and deployments, and sustain Linux-based environments for a national security customer.

The Senior Software Engineer will lead technical strategies, build AI-driven software systems, mentor junior engineers, and ensure security best practices.

As a Lead Infrastructure Engineer, you'll enhance database reliability, automate infrastructure, collaborate on initiatives, and participate in on-call duties.

The Manager of Software Engineering will lead the Developer Environments team, enhancing developer productivity through effective environment provisioning and CI/CD workflows while mentoring engineers and implementing system reliability improvements.

Develop and manage high-performance back-end systems, design secure APIs, optimize performance in cloud environments, conduct testing, and manage ML model lifecycles.

The Senior Staff Software Engineer will lead major projects, drive architectural innovation, interface with customers for solutions, and mentor engineers. Experience in software engineering and a strong grasp of AI, cloud scale, and evolving technologies is essential.

The Staff Software Engineer will enhance video capabilities, support live streaming and storage infrastructure, and collaborate on platform development. Responsibilities include coding, mentoring, and ensuring platform reliability for millions of users.

Build and maintain eBPF-based network monitoring instrumentation in the Datadog Agent, debug production incidents spanning kernel/eBPF/agent runtime, research and prototype solutions for high-throughput, low-latency network observability, and provide technical input to product and architecture decisions.

As a Senior Fullstack Engineer, you'll contribute to backend development for Toast's New Ventures team, collaborating on architecture and launching MVPs while addressing unmet operator needs.

Design, build, deploy, and operate a high-concurrency, resilient configuration and publishing platform. Lead cross-team projects, set technical direction, improve engineering productivity, optimize performance, and maintain end-to-end ownership of distributed systems at scale.