Lead Software Engineer (AWS, Python, Java, React, Generative AI APIs) Capital OneLead Software Engineer (AWS, Python, Java, React, Generative AI APIs)McLean, VirginiaUtilize programming languages like JavaScript, Java, HTML/CSS, TypeScript, SQL, Python, and Go, Open Source RDBMS and NoSQL databases, Container Orchestration services including Docker and Kubernetes, and a variety of AWS tools and services. Share your passion for staying on top of tech trends, experimenting with and learning new technologies, participating in internal & external technology communities, mentoring other members of the engineering community.
Lead Software Engineer - Backend Capital OneLead Software Engineer - BackendMcLean, VirginiaShare your passion for staying on top of tech trends, experimenting with and learning new technologies, participating in internal & external technology communities, mentoring other members of the engineering community, and from time to time, be asked to code or evaluate code . Utilize programming languages like Java, Python, SQL, Node, Go, and Scala, Open Source RDBMS and NoSQL databases, Container Orchestration services including Docker and Kubernetes, and a variety of AWS tools and services .
Senior Lead Software Engineer, Fullstack (Nodejs/Go/Angularjs) Capital OneSenior Lead Software Engineer, Fullstack (Nodejs/Go/Angularjs)McLean, VirginiaUtilize programming languages like JavaScript, Java, HTML/CSS, TypeScript, SQL, Python, and Go, Open Source RDBMS and NoSQL databases, Container Orchestration services including Docker and Kubernetes, and a variety of AWS tools and services. Share your passion for staying on top of tech trends, experimenting with and learning new technologies, participating in internal & external technology communities, mentoring other members of the engineering community, and from time to time, be asked to code or evaluate code.
Lead Software Engineer, Full Stack (Golang, Python, GenAI) (Cloud Operations Resilience Engineering) Capital OneLead Software Engineer, Full Stack (Golang, Python, GenAI) (Cloud Operations Resilience Engineering)McLean, VirginiaLead Software Engineer, Full Stack (Golang, Python, GenAI) (Cloud Operations Resilience Engineering) If you love building, pioneering in the technology space, and solving complex business problems in a fast-paced, collaborative, and iterative environment, you will thrive at Capital One alongside a dynamic group of makers, breakers, doers, and disruptors. Your critical priority will be designing AI-driven systems to automate and scale our governance and oversight, leading the creation of intelligent guardrails that ensure architectural excellence and compliance across all applications, and leveraging machine learning to deliver real-time insights and proactive risk management.
Mid or Senior Software Engineer Belay TechnologiesMid or Senior Software EngineerAnnapolis Junction, MD$70,000–$190,000 / yearDevelopers will have the opportunity to focus on developing customer domain specific language code and there are a range of opportunities for Java, embedded C++, scripting languages, object-oriented modeling tools, low-level programming, serialization/deserialization, and dependency injection. Salary Range: Mid-Level: $70,000 to $190,000Senior Level: $190,000 to $240,000 Belay Technologies is a certified Service-Disabled Veteran-Owned Small Business located in Columbia, Maryland (Baltimore/Washington area).
Sr. Java Developer (with AWS Migration) MindlanceSr. Java Developer (with AWS Migration)Reston, VAPerforms complex analysis, design, development, automated unit and integration testing, and debugging of computer software ranging from operating system architecture integration and software design to selection of computer systems, language, and/or equipment. Strong experience with Deployment/Continuous Integration/ Continuous Testing/ Continuous Delivery processes and tools and have expertise in CI/CD tools and framework, Advanced.
Applications Developer II Solutions³ LLCApplications Developer IIArlington, VAFull timeDesired Skills : Experience with two or more of the following: Python, JSON, Data Analytics, MongoDB, MinIO, Ansible, Vue.js, React, HTML, Kubernetes, Docker, Podman, OpenShift, AWS, View Jazz Framework, Process Automation, Terraform, CI/CD knowledge. Solutions 3 LLC is supporting a U.S. Government Prime Contractor and its customer on a large mission critical development and sustainment program to design, build, deliver, and operate a network operations environment, including introducing new cyber capabilities to address emerging threats.
NewGenAI Developer Sentrillion CorporationGenAI DeveloperAshburn, VA7 or more years of full stack software development experience or related role which includes experience with front-end frameworks such as React / Angular, and possess a comprehensive knowledge of both SQL and NoSQL databases. Qualifications: Required: Must be a U.S. Citizen with the ability to pass CBP background investigation, criteria include, but not limited to 3-year check for felony convictions, year check for illegal drug use and year check for misconduct such as theft or fraud.
Java Developer CSIJava DeveloperChantilly, VirginiaResponsibilities include: identify system scope and objectives; determine system equipment capacity, operating parameters, and throughput; prepare detailed specifications; design, code, test, and debug; perform quality assurance reviews; contribute to development of security authorization documentation; represent program in design reviews and demonstrations; and mentor junior developers. Our expertise in Data/Information, IT Services/Applications, Cybersecurity/Information Assurance, and Counterintelligence/Insider Threats enables us to effectively operate from the C-Suite to the Dev-Suite working with partners and clients to solve the most difficult challenges.
Java Developer with AWS CSIJava Developer with AWSChantilly, VirginiaResponsibilities include: identify system scope, objectives, requirements, and specifications for the system, data, and interfaces; design, code, test, and debug single-threaded or user interface event driven applications; perform quality assurance reviews; contribute to development of security authorization documentation; document software requirements, functional design, flowcharts, and diagrams; represent program in design reviews and demonstrations; and mentor junior developers. Cloud: Amazon Web Services (e.g., Commercial and Government Cloud Services for DoD and IC, EMR w/Spark and RDS, EC2, EBS, S3, Route 53, RDS, VPC, ELB, CloudWatch, CloudFormation, CloudTrail, Blue Green deployment, Auto scaling, Trusted Advisor, Identity & Access Management, Simple Notation Service, Billing Console).
Software Engineer CACISoftware EngineerFairfax, VirginiaPay Range : There are a host of factors that can influence final salary including, but not limited to, geographic location, Federal Government contract labor categories and contract wage rates, relevant prior work experience, specific skills and competencies, education, and certifications. You will have the opportunity to get hands-on experience with a variety of software tools and processes around containerized applications development and deployment, troubleshoot dataflow between embedded systems and containerized applications, and work directly with RF equipment in the Fairfax lab.
Lead Software Engineer - Big Data Financial Industry Regulatory Authority, Inc.Lead Software Engineer - Big DataTysons Corner, VAFINRA employees are required to disclose to FINRA all brokerage accounts that they maintain, and those in which they control trading or have a financial interest (including any trust account of which they are a trustee or beneficiary and all accounts of a spouse, domestic partner or minor child who lives with the employee) and to authorize their broker-dealers to provide FINRA with duplicate statements for all of those accounts. Additional insurance includes basic life, accidental death and dismemberment, supplemental life, spouse/domestic partner and dependent life, and spouse/domestic partner and dependent accidental death and dismemberment, short- and long-term disability, long-term care, business travel accident, disability and legal.
Software Engineer - Cloud Infrastructure CACISoftware Engineer - Cloud InfrastructureChantilly, VirginiaPay Range : There are a host of factors that can influence final salary including, but not limited to, geographic location, Federal Government contract labor categories and contract wage rates, relevant prior work experience, specific skills and competencies, education, and certifications. You won’t just write code and throw it over the fence; you will have the autonomy to build complex applications and architect the environments, pipelines, and containers required to deploy them successfully into operations.
Software Engineer 3 – AI/ML CTRL + LLCSoftware Engineer 3 – AI/MLAnnapolis Junction, MDThe team will also address challenges related to infrastructure provisioning and cloud migration within a hybrid, multi-cloud environment (e.g., VMware, AWS & Azure), Cyber Threat Intelligence, DevOps, and Containerization & Orchestration. The ideal candidate will be responsible for designing and developing robust software solutions that leverage ML and AI techniques to enhance cyber defense and cyber intelligence solutions.
CNO Developer Redhorse CorporationCNO DeveloperHerndon, VAWe’re looking for thoughtful, skilled professionals who thrive as trusted partners building technology-agnostic solutions and want to apply their talents supporting customers with difficult and important mission sets. We encourage all candidates who meet the basic requirements to apply, even if you do not have any of the following experience: Experience with network protocol analysis and static/dynamic malware analysis on mobile platforms (iOS/Android).
GenAI Developer Xenith SolutionsGenAI DeveloperAshburn, VAResponsible for activities associated with delivery of software solutions associated with customer-defined systems and software projects by working in close collaboration with software developers/engineers, stakeholders, and end users within Agile processes. 7 or more years of full stack software development experience or related role which includes experience with front-end frameworks such as React / Angular, and possess a comprehensive knowledge of both SQL and NoSQL databases.
Full Stack .NET Developer TS/SCI-Cleared ProTalent FindersFull Stack .NET Developer TS/SCI-ClearedReston, VirginiaOur Client is presently in search of a qualified Full Stack Developer to contribute to our Defense Intelligence client in Washington, D.C. The ideal candidate should possess experience in various development technologies and methodologies, coupled with robust process transformation skills to augment the team's capabilities. - Excellent verbal and written communication skills, with the ability to present technical data and approaches to both technical and non-technical audiences.
Senior Software Engineer / Data Scientist (Training Systems) Leidos Holdings Inc.Senior Software Engineer / Data Scientist (Training Systems)Chantilly, VA$154,050–$278,475 / yearBachelor's degree in Computer Science, Data Science, Software Engineering, Mathematics, Engineering, or related technical field with 8+ years of relevant experience and 15+ years overall experience; additional experience may be considered in lieu of degree. Familiarity with contemporary AI coding ecosystems and developer productivity tools such as Claude Code, OpenAI Codex, Cursor, OpenCode, GitHub Copilot, or similar platforms.
Software Engineer III Babel StreetSoftware Engineer IIIReston, Virginia$110,000–$135,000 / yearWe deliver advanced AI and data analytics solutions providing unmatched, analysis-ready data regardless of language, proactive risk identification, 360-degree insights, high-speed automation, and seamless integration into existing systems. This role ensures the continuous, reliable flow of high-quality data into our internal databases by engineering solutions to overcome sophisticated technical barriers and anti-bot security measures.
Lead Software Engineer, Full Stack - Shopping (Remote) Capital OneLead Software Engineer, Full Stack - Shopping (Remote)McLean, VirginiaRemoteUtilize programming languages like JavaScript, Java, HTML/CSS, TypeScript, SQL, Python, and Go, Open Source RDBMS and NoSQL databases, Container Orchestration services including Docker and Kubernetes, and a variety of AWS tools and services. Share your passion for staying on top of tech trends, experimenting with and learning new technologies, participating in internal & external technology communities, mentoring other members of the engineering community.