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Strong fundamentals in Object-Oriented Concepts. Expertise in Core Java/J2EE. Proficiency in Python and R programming. Solid understanding of Relational Database concepts and SQL queries. Platforms and Frameworks Proficiency in Unix platforms. Experience with the Spring framework. Hands-on experience with AWS services: Elastic Beanstalk, CloudFormation, OpsWorks, VPC, EC2, ECS, CloudWatch, IAM, API Gateway, SQS, SNS, SES, Kinesis, RDS, ElastiCache, DynamoDB, EMR, and Redshift. Database and Reporting Working knowledge of Oracle and Oracle stored procedures. Experience building reports in BI... more ->
Design, develop, and maintain high-performance, scalable Back End services using Java and related technologies. Work with NoSQL (MongoDB) and SQL databases (DB2, Postgres) to manage and query large datasets efficiently. Develop, test, and deploy Spring Boot-based applications with a focus on microservices architecture. Implement GraphQL endpoints to allow efficient data querying and integration with Front End teams. Collaborate with Front End developers, product managers, and other stakeholders to deliver robust Back End solutions. Ensure the application architecture adheres to industry best... more ->
Overview Project Description : Seeking a Senior Application Developer with Java experience and a strong aptitude in modernizing systems. The incumbent will support up to 3 Legacy mission-essential systems in the upgrade from Java/JDK 8 to Java/JDK 21 technology and beyond with operations and maintenance. Period of Performance: February 2, 2026 until December 31, 2026, with the possibility of extension. Place of Performance: Washington, DC campuses, On-site 5 days per week. Qualifications Qualification Requirements : Proficiency in tools like Maven, JavaScript, jQuery, Knockout.js, HTML, and... more ->
Zachary Piper Solutions is seeking a Senior Full Stack Developer (Java) to support operations in Washington, DC area. This is a hybrid role looking for someone to design and build Java applications and data pipelines integrating Collibra and Edge Servers to automate metadata management and ensure data governance. Responsibilities for the Senior Full Stack Developer (Java) include: Develop & Integrate Java-based apps, APIs, and UIs with Collibra and Edge Servers. Automate Workflows using Collibra APIs, BPMN, and custom connectors for metadata ingestion. Build Pipelines for secure,... more ->
Overview The Senior Software Developer will lead the design and development of a new application. This role will design and implement Back End APIs using Java Spring Boot, build secure and responsive UIs in React, and develop optimized PostgreSQL schemas and queries. The role will deliver large-scale enterprise applications from concept through deployment. This position performs all duties and responsibilities in accordance with the Mission, Vision, and Core Values of Cayuse. Responsibilities Lead full-stack design and development using Java Spring Boot and React. Design and implement... more ->
About the role This role is responsible for developing, enhancing, and supporting enterprise applications that enable long-term business growth. You will collaborate closely with cross-functional partners, apply modern engineering practices, and contribute to high-quality, scalable solutions across our technology ecosystem. In this role, you will: Partner with business leaders, technical leads, and fellow developers to understand requirements and translate them into effective technical solutions. Maintain, enhance, and support enterprise applications and platforms using domain-driven design... more ->
Overview As a Capital One Senior Director of Software Engineering, you''ll work on everything from customer-facing web and mobile applications using cutting-edge open source frameworks, to highly-available RESTful microservices, to Back End Java based systems using the hottest techniques in Big Data. You''ll bring solid experience in emerging and traditional technologies such as: NodeJS, Java, GO, AngularJS, React, Python, REST, JSON, XML, Ruby, Perl, NoSQL databases, relational databases, Hadoop, Chef, Maven, iOS, Android, and AWS/Cloud Infrastructure to name a few. You will lead our "Simple... more ->
As a Capital One Senior Director of Software Engineering, you\'ll work on everything from customer-facing web and mobile applications using cutting-edge open source frameworks, to highly-available RESTful microservices, to Back End Java based systems using the hottest techniques in Big Data. You\'ll bring solid experience in emerging and traditional technologies such as: NodeJS, Java, GO, AngularJS, React, Python, REST, JSON, XML, Ruby, Perl, NoSQL databases, relational databases, Hadoop, Chef, Maven, iOS, Android, and AWS/Cloud Infrastructure to name a few. You will lead our Simple Best in... more ->
*MUST HAVE AN ACTIVE TS/SCI WITH CI POLY CLEARANCE* Overview Software Engineer IV We are looking for a Software Engineer to join our diverse team at our Herndon, VA, office. The candidate will work within a cross-functional Agile Scrum Team primarily focusing on building and maintaining systems running in a containerized environment. Experience/Education Requirements For Senior Principal level: A Bachelor's degree with 9+ years of relevant experience; OR a Master's degree with 7+ years of relevant experience; OR a PhD with 4+ years of relevant experience. An additional 4 years of experience... more ->
Overview Senior Software Engineer, DevOps (Python, AWS, WAF) - join Capital One to pioneer technology solutions, solve complex business challenges, and drive a major transformation in a collaborative, inclusive environment. Responsibilities Collaborate with Agile teams to design, develop, test, implement, and support full-stack technical solutions. Share passion for tech trends, experiment with new technologies, participate in internal and external technology communities, and mentor peers. Collaborate with digital product managers to deliver robust cloud-based solutions that empower millions... more ->
Job Number: R0232433 The Opportunity We are seeking an AI-Enabled Developer and Engineer to design and deliver enterprise and mission systems that leverage agentic AI workflows and AI-assisted development tools, with the engineer serving as the accountable human-in-the-loop. This role emphasizes building software systems that orchestrate AI agents, tools, and workflows while ensuring correctness, security, governance, and operational reliability within regulated SDLC and DevSecOps environments. Work with us as we shape systems for the better. Join us. The world can't wait. You Have 3+ years... more ->
Overview GovCIO is currently hiring a Senior .NET/ColdFusion Application Developer & Application Architect to support the work and projects of our client in Washington D.C. MUST be able to obtain a Public Trust Clearance and Background Clearance. The role's primary function will be to work with the software development team to support and enhance existing software applications written in ColdFusion, Java and .NET using SQL Server and Oracle databases in the backend. Responsibilities Essential Job Duties and Responsibilities This position requires excellent interpersonal and written... more ->
Sr. Systems Engineer LOCATION: Remote TRAVEL: None LinTech Global is looking for a Sr. Systems Engineer to provide Information Technology (IT) Systems Support Services to support our contract with the U.S. Environmental Protection Agency's Office of Compliance and Enforcement Assurance. Position Overview At least 6 years of experience performing multiple systems engineering activities such as major systems design, including database design and systems architecture, integration, implementation, hardware, software, budgetary, and support facilities and/or equipment in these technologies: Agile... more ->