Senior Lead Software Engineer, Back-End Distributed Systems (AWS, Go, Kubernetes, MCP, Lua, Python) Capital OneSenior Lead Software Engineer, Back-End Distributed Systems (AWS, Go, Kubernetes, MCP, Lua, Python)McLean, VirginiaThe MLX (Machine Learning Experience) organization at Capital One is an internal technology division responsible for building and delivering the platforms and tools that enable the entire company to develop and deploy well-managed, responsible machine learning and Generative AI solutions. 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.
Senior Lead Data Engineer (AWS, Python, Snowflake, Databricks, AI-Assisted Coding Tools) Capital OneSenior Lead Data Engineer (AWS, Python, Snowflake, Databricks, AI-Assisted Coding Tools)McLean, VirginiaShare your passion for staying on top of tech trends, experimenting with and learning new technologies, participating in internal & external technology communities, and mentoring other members of the engineering community. We build data-driven tools that use machine learning to prevent risks & automatically detect issues before they impact our customers, our business, or our communities.
Full Stack Python AWS Expertise DS TechnologiesFull Stack Python AWS ExpertiseReston, VirginiaThis is the full JD: Senior Software Engineer - Microservices will be responsible for designing, developing, and maintaining scalable, high-performance microservices that support the organization’s core platforms and applications. • Design and implement scalable, resilient, high performing, optimized and secure microservices using modern frameworks and technologies.
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.
Lead Software Engineer, Back End (Golang, Python, AWS) Capital OneLead Software Engineer, Back End (Golang, Python, AWS)McLean, 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.
Lead Software Engineer (Python, Vector Databases, AWS) Capital OneLead Software Engineer (Python, Vector Databases, AWS)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 (Python, TypeScript, AWS) Capital OneLead Software Engineer (Python, TypeScript, AWS)McLean, 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.
Lead Data Engineer - Risk Tech (Python, AWS) Capital OneLead Data Engineer - Risk Tech (Python, AWS)McLean, VirginiaOur mission is divided into two primary functional pillars: Risk Management Tech (RMT), which develops the frameworks and tools for monitoring risks, testing controls, and managing regulatory requirements; and AML and Compliance Tech (ACT), which ensures our products are delivered ethically and in strict compliance with BSA/AML regulations and global laws. Share your passion for staying on top of tech trends, experimenting with and learning new technologies, participating in internal & external technology communities, and mentoring other members of the engineering community.
Lead Software Engineer (Python, AWS, AI, Snowflake Databricks) Capital OneLead Software Engineer (Python, AWS, AI, Snowflake Databricks)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.
Python - Senior Developers - AI Training - Washington DC, USA Prolific Academic LtdPython - Senior Developers - AI Training - Washington DC, USAWashington, DCDeep Domain Knowledge: expert understanding of the GIL (Global Interpreter Lock), decorators, generators, memory management, and asynchronous patterns (asyncio, async/await). We've built a unique platform that connects researchers and companies with a global pool of participants, enabling the collection of high-quality, ethically sourced human behavioural data and feedback.
Python Developer LeidosPython DeveloperChantilly, VirginiaJuly 22, 2026 For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above. Kudu Dynamics is Leidos Owned Company, forged out of a decade of experience in computer network operations and staffed with talent who have built, overseen, and enhanced capabilities throughout the entire USG arsenal.
CNO Python Software Engineer (AE26011431U) GTSC-Talent SolutionsCNO Python Software Engineer (AE26011431U)Hanover, MarylandRemoteDesign and develop new bleeding edge software, leveraging your knowledge in programming and coding with Python to solve challenging problems and create the best solutions. Work with the entire Software Development Lifecycle, including planning, requirements analysis, designing, developing, testing and deployment of new or improved CNO Capabilities.
Mid Level Python Developer/DEVOPS Futrend TechnologyMid Level Python Developer/DEVOPSBethesda, MarylandThis position requires strong full-stack engineering capabilities across Python/Django, Java/Spring Boot, and Node.js, paired with DevOps skills that support automated, secure, AWS-based cloud environments. Futrend is seeking a Mid-Level Full Stack & DevOps Engineer to support the National Library of Medicine (NLM) in developing, modernizing, and securing enterprise web applications.
Senior Spark & Python Developer Mavens GuildSenior Spark & Python DeveloperMcLean, VADrawing from your vast hands-on experience in Python (PySpark), Spark, REST, Java, and Scala, you will develop, test, and deploy end-to-end solutions using full-stack development tools within AWS (EMR, S3) cloud based infrastructure. A typical day as a Senior Spark Programmer: Develop fault tolerant, streaming as well as batch data integration processes using Spark/PySpark, Java and performance enhanced SQL.
SWE3/SWE2 - Python, Linux Technology Resource ExpertsSWE3/SWE2 - Python, LinuxLaurel, MarylandThere are differentiating factors that can impact a final salary/hourly rate, including, but not limited to, Contract Wage Determination, relevant work experience, skills and competencies that align to the specified role, geographic location, education and certifications as well as Federal Government Contract Labor categories. Contractor will develop models and implement appropriate metrics and monitoring of developed tools, functions, and data flows.
SWE3/SWE2 - Python, Linux Power3 SolutionsSWE3/SWE2 - Python, LinuxLaurel, MarylandThere are differentiating factors that can impact a final salary/hourly rate, including, but not limited to, Contract Wage Determination, relevant work experience, skills and competencies that align to the specified role, geographic location, education and certifications as well as Federal Government Contract Labor categories. Contractor will investigate, integrate, and test compliance modernization Machine Learning/AI algorithms and research proof-of-concepts in the RD environment.
Software Engineer L1 - Python Power3 SolutionsSoftware Engineer L1 - PythonMarylandThere are differentiating factors that can impact a final salary/hourly rate, including, but not limited to, Contract Wage Determination, relevant work experience, skills and competencies that align to the specified role, geographic location, education and certifications as well as Federal Government Contract Labor categories. This role involves handling complex tasks with minimal supervision, collaborating with cross-functional teams, and mentoring junior engineers.
Software Engineer L1 - Python Technology Resource ExpertsSoftware Engineer L1 - PythonMarylandThere are differentiating factors that can impact a final salary/hourly rate, including, but not limited to, Contract Wage Determination, relevant work experience, skills and competencies that align to the specified role, geographic location, education and certifications as well as Federal Government Contract Labor categories. This role involves handling complex tasks with minimal supervision, collaborating with cross-functional teams, and mentoring junior engineers.
Full Stack Python/DevOps Developer Futrend TechnologyFull Stack Python/DevOps DeveloperBethesda, MarylandThis position requires strong full-stack engineering capabilities across Python/Django, Java/Spring Boot, and Node.js, paired with DevOps skills that support automated, secure, AWS-based cloud environments. Futrend is seeking a Mid-Level Full Stack & DevOps Engineer to support the National Library of Medicine (NLM) in developing, modernizing, and securing enterprise web applications.
SQL And Python Developer IntelliDyneSQL And Python DeveloperWashington, DC$90,000–$125,000 / yearThe SQL Developer will be responsible for finalizing forms, procedures and other documentation needed for the maintenance and configuration of application programs like Cognos as well as providing production support of applications and ad hoc reporting needs. IntelliDyne has earned the designation of a Top Workplace by providing an inclusive and supportive environment where employees have a voice and are challenged to provide innovative solutions to our clients of national, state, and local importance.