Top Senior Java Developer Jobs in Baltimore, MD

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.

Develop and maintain Java applications, RESTful services, and Angular frontends using Spring Boot and NgRx. Deploy applications to cloud platforms, practice TDD, manage CI/CD with Jenkins, and work with Oracle and PostgreSQL databases. Participate in agile processes, collaborate with cross-functional teams, mentor engineers, and independently lead technical initiatives and feature delivery.

Develop and maintain scalable Java microservices for geospatial analysis, ETL, and visualization mission systems. Design geospatial features, collaborate with product and cross-functional teams, translate requirements into software solutions, conduct code reviews, and mentor junior engineers. The role requires Java framework expertise, cloud development experience, and TS/SCI with Polygraph clearance.

Lead design and delivery of scalable, resilient distributed systems. Act as technical authority across teams, mentor engineers, drive architecture and CI/CD best practices, troubleshoot production issues, optimize performance, and enhance observability while writing production-grade Java.

Develop, test, maintain, and support secure, scalable full-stack Java applications with Angular user interfaces. Write complex code and SQL, create technical designs and documentation, conduct code and design reviews, and ensure compliance with security, audit, regulatory, and SDLC requirements. Collaborate with architects and business partners in an Agile/Scrum environment, lead project delivery, mentor globally distributed junior engineers, and participate in on-call support.

Seeking a Java Developer with 7 years experience or 5 years with a Master's degree, proficient in Java and various frameworks, must obtain a Public Trust clearance.

Seeking a Software Engineer to design and implement Java-based software capabilities. Requires strong OOP knowledge, experience with RESTful services, and the ability to work both independently and in teams.

Seeking a Senior AEM/Java Developer with extensive experience in Adobe Experience Manager, front-end web development, and Java programming. The role requires excellent communication skills.

Conduct Java development and statistical analysis, support software infrastructure, and implement new systems to improve user experience.

Designs and implements Java backend applications, resolves technical issues, acts as a consultant, and supports complex project requirements.

Seeking a Senior Java Developer with over 7 years of experience in Java/J2EE, WebSphere, and RESTful Web Services to enhance web-based applications.

The Senior-Level Full-Stack Developer will capture software requirements, develop and deploy analytic solutions, and ensure compliance with policies.

The Senior-Level Analytic Engineer will develop and deploy analytic capabilities, maintain applications, and collaborate with stakeholders to enhance network data analysis.

The Principal-Level Software Engineer develops custom analytics, integrates solutions, collaborates with data scientists, and supports operationalizing data science at scale.

Designs, develops, and enhances Java and Angular applications, microservices, REST and SOAP web services, and cloud-native systems. Builds responsive accessible user interfaces, automated tests, CI/CD pipelines, and high-throughput applications. Works with AWS, PostgreSQL, Kafka, and enterprise development tools while addressing code quality and security vulnerabilities. Collaborates with technical, QA, business, and project teams, supports architecture improvements, and mentors junior and mid-level developers. This is an on-site role in Woodlawn, Maryland, requiring the ability to obtain and maintain Public Trust clearance.

Develop and productize mission-focused software for deployment across Department of Defense environments. Responsibilities include removing customer-specific dependencies, abstracting configurations, building authorization and key-management interfaces, and supporting Java, C++, cryptography, encryption libraries, and OpenBao services. The role also involves migrating code across security environments, applying software best practices, testing, defect resolution, project planning, and collaboration with technical teams and clients.

Develop and productize a mission-focused software suite for broader DoD deployment. Responsibilities include removing customer-specific dependencies, abstracting configurations, developing authorization and key-management interfaces, supporting client, Portal, Proxy, encryption, and OpenBao services, and applying software development, testing, planning, and defect-resolution best practices.

Develop secure, scalable Java applications within an agile engineering team. Provide technical guidance, review and debug production code, influence application design and technical processes, and serve as a subject matter expert. Lead adoption of AI-assisted development tools with validation for security, performance, and correctness. Apply SDLC, CI/CD, resiliency, security, and Kubernetes expertise while supporting containerized applications and collaborating with technical teams, contractors, and vendors.

Design, develop, and maintain high-performance, secure Java backend services and APIs. Ensure reliability, scalability, and cost-efficiency across microservices, databases, messaging systems, and capacity planning. Troubleshoot, profile, benchmark, and optimize systems (including ML applications) and collaborate with Kazakhstan stakeholders.

Investigate and resolve data-quality issues in large-scale distributed systems. Design Java-based repair pipelines and idempotent correction jobs for high-volume datasets, debug existing code, use AWS services for queue-driven and batch workflows, optimize performance and concurrency, and communicate technical findings and risks to stakeholders.

Plan and execute upgrades and modernization of enterprise Java applications in secure government environments. Develop and maintain Java/Python components on Windows VMware, migrate and optimize Apache Solr indexes with Zookeeper, manage Tomcat, integrate with Oracle 19c and SAP BI, use Apache Directory Studio, apply secure coding practices, collaborate with security/infrastructure/business teams, document designs and procedures, and participate in code reviews.

Design, develop, and maintain scalable Java/Kotlin microservices and high-throughput backend systems. Build and deploy cloud-native applications on AWS using Docker and Kubernetes, troubleshoot distributed systems, contribute to CI/CD and architecture, and collaborate across Agile teams to deliver mission-focused solutions.

Design, develop, and maintain high-performance Java applications and microservices on an Agile team. Implement RESTful APIs, integrate with SQL/NoSQL databases, use Git-based version control, and follow SDLC and peer-review processes. Support program deliveries, work on 2-week sprints, and coordinate with cross-functional teams. Requires active Top Secret clearance and occasional travel (~10%).

As a Senior Developer, you will modernize COBOL systems to Java, enhancing functionality and performance while collaborating with stakeholders and ensuring coding standards are met.

Designs, implements, and runs Java Spring Boot microservices and REST APIs; leads design, CI/CD, TDD, performance tuning, security, and cross-product collaboration. Coaches teams and owns product KPIs and production support.