Top Senior Software Engineer Jobs in Baltimore, MD

Designs and improves CI/CD pipelines, automates manual software delivery processes, manages development and testing tools, optimizes Windows and Linux infrastructure, and supports virtualized and containerized deployments. The engineer ensures security and compliance, collaborates with agile teams, and independently delivers reliable enterprise systems supporting national security missions.

Design, develop, and deliver mission-critical server-side and UI software within a SAFe DevOps environment. Use TDD/BDD and CI/CD to implement secure Java (and multi-language) solutions, integrate databases and services, and automate testing for high-assurance defense programs requiring an active TS/SCI with polygraph.

Design, develop, test, debug, and deploy secure national-security mission applications. Integrate front-end and back-end systems, collaborate with government developers, follow Agile practices, and maintain performance and security standards for cleared software environments.

Own performance optimization, reliability, observability, capacity modeling, and automated failover for Coinbase’s blockchain node infrastructure. Diagnose resource bottlenecks, reduce infrastructure costs, define SLOs and SLIs, support protocol upgrades, and improve node performance across distributed systems at scale. Collaborate with protocol integration, wallet, and indexer teams while applying backend programming and systems profiling expertise.

As a Fullstack Software Engineer, you'll design, develop, and maintain scalable frontend and backend systems while collaborating across teams.

Lead UI architecture and design for responsive web applications; build reusable components with Angular/React/Vue and TypeScript/JavaScript; integrate UIs with RESTful microservices; enforce accessibility, security, testing, and CI/CD standards; mentor developers and collaborate with UX, backend, and DevOps teams in Agile environments.

Develop and maintain software and analytics for an enterprise cybersecurity tool, emphasizing automated security authorization, continuous monitoring, data gathering, and reliable data delivery. Responsibilities include Pig and PySpark development, database queries, software design, debugging, testing, documentation, performance improvement, data investigation, and integration. The engineer will collaborate within a Scrum team and review data ingestion tickets and code changes.

Develop and support front-end applications for collaborative intelligence and analytics tools. Responsibilities include AngularJS and NodeJS development, UX collaboration, Section 508 compliance, user support, feature improvement, testing, documentation, quality control, and technical leadership across multiple software teams. The role also involves analyzing system performance, developing software solutions, and working with databases, web services, Linux scripts, Agile processes, and code-management tools.

Design and implement CIAM backend services for authentication and authorization. Integrate identity systems, manage secure flows, and automate infrastructure.

Develop and modernize front-end data processing services for mission-critical national security tools. Build customer-facing systems, metadata storage, malware analysis capabilities, algorithms, analytics, and mission prototypes. Participate in full software development lifecycle activities, including secure coding, testing, code reviews, documentation, release management, and production sustainment while collaborating with an engineering team.

Designs, develops, and maintains tools and services supporting Atlassian products, including Jira, Confluence, Bitbucket, and Bamboo. Develops Java software in Linux environments, creates integrations and plugins, writes Bash/Python/Groovy scripts, and uses Spring, Docker, Apache Velocity, OpenSearch, and modern web technologies. Collaborates with developers, system administrators, project managers, and mission customers. Documents configurations, procedures, and system changes while supporting mission-critical government projects.

Design, develop, test, troubleshoot, and implement complex Java software capabilities for computer-based systems. Build enterprise APIs, RESTful services, and microservices while collaborating with engineering teams in an agile environment. Integrate AI coding agents for feature development, refactoring, testing, and code auditing. Maintain technical knowledge, manage multiple deadlines, and support software solutions across complex architectures.

Design, develop, test, troubleshoot, and implement complex Java software capabilities for computer-based systems. Build enterprise APIs, RESTful services, and microservices while collaborating in an agile environment. Use AI coding agents for multi-file implementations, refactoring, testing, and code review. Work independently and with engineering teams in a hybrid role supporting customer facilities and company headquarters.

Develop and enhance Java software supporting ICAM capabilities, data labeling, and compliance across Intelligence Community environments. Design, implement, test, debug, and containerize features throughout the software development lifecycle. Collaborate with developers, expand automated testing, integrate REST and PKI services, maintain GitLab CI/CD pipelines, and improve system performance, reliability, usability, and security. Document technical designs, test results, and troubleshooting procedures while supporting flexible service integration.

Design, develop, test, and maintain complex software systems for intelligence and analytics applications. Implement RF signal processing, analytics, visualization, and integrate new and legacy software across varied hardware. Contribute to system-level design, perform code reviews and testing, and resolve software problem reports.

As a Billing & Analytics Software Engineer, you'll design and maintain the billing pipeline, integrate billing systems, and develop customer-facing analytics dashboards to support revenue recognition and operational observability.

Design, develop, and maintain tools and services supporting the Atlassian suite (Jira, Confluence). Implement automation, CI/CD pipelines, containerized deployments (Docker/Kubernetes), and IaC (Ansible). Collaborate with cross-functional teams, create configuration documentation, and support mission customers for sustained operations.

Leads a development team building a classification marking tool for an ICAM Zero Trust program. Responsibilities include providing technical guidance, enforcing code quality, managing project progress, demonstrating solutions, communicating risks, supporting user acceptance testing, maintaining configuration management, preparing deployment packages and documentation, and coordinating customer and software delivery activities.

Develop and maintain end-to-end full-stack software solutions in an agile environment. Design, modify, test, deploy, debug, and monitor applications across UNIX and Linux systems. Build interfaces with third-party products, enhance existing code, resolve complex workflow problems, and collaborate cross-functionally on architecture and system improvements. The role also involves supporting APIs, DevOps practices, automated testing, and software solutions for potentially classified environments.

Design, develop, integrate, and test software that controls test equipment and executes tests for space payloads. Work on agile teams using Python, TCL, and C++, enable automated testing with Jenkins and Robot Framework, perform debugging, peer reviews, and software configuration management in Linux/Windows environments. Onsite role.

Designs, develops, tests, deploys, maintains, and enhances software solutions. Provides technical leadership, analyzes requirements, defines features with the Chief Engineer, conducts code reviews, and independently delivers medium-to-large features. The role requires Agile development experience, software testing skills, and proficiency with Git, Java, C++ or Python, and relational databases. AWS, Docker, Kubernetes, HAProxy, Nginx, and Elastic Stack experience is preferred.

Develops and sustains cloud software for federal government customers, including requirements analysis, design, integration, testing, validation, enhancement, and issue resolution. The role focuses on AWS architecture, Java-based distributed systems, Hadoop and big-data technologies, RESTful services, Linux, Kubernetes, infrastructure as code, CI/CD, and AI/ML integrations such as LLMs and RAG. Candidates must produce technical documentation, hold or obtain an approved cloud developer certification, and maintain an active TS/SCI clearance with an agency-appropriate polygraph.

Designs, develops, tests, deploys, and supports embedded and desktop software for advanced broadcast, video, audio, and RF hardware platforms. Responsibilities include embedded C/C++ and Assembly development, real-time and multithreaded programming, custom-board bring-up, bootloader development, hardware interfacing, GUI and test application development, system troubleshooting, and full software lifecycle ownership.

Build and expand fintech and payment systems using Go, microservices, databases, and cloud technologies. Design production APIs and tooling, diagnose customer issues, manage full release lifecycles, document systems, and mentor engineers. Collaborate with product and business teams while guiding AI agents to produce maintainable, observable, testable code that meets engineering standards. Work independently in a high-availability environment and contribute to next-generation financial products.

Provides architectural and technical leadership for institutional exchange systems, including matching engines, order management, market data, risk, and unified trading platforms. Leads ultra-low-latency distributed-system design, cross-team technical alignment, reliability standards, incident response, and multi-quarter initiatives. Maintains hands-on engineering contributions while mentoring senior engineers and developing technical leadership across teams.