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Python Jobs in Herndon, VA

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Data Engineering Software Developer (Mid) Amatriot Group, LLC

Washington, DC

$175,000–$200,000 / year
Quick Apply

The Data Engineering Software Developer Mid designs, builds, integrates, and maintains scalable data systems and pipelines that support analytics, reporting, and operational insight across complex enterprise environments. The Data Engineering Software Developer Mid develops solutions using Confluent Kafka, Elastic Stack, AWS, Red Hat OpenShift/Kubernetes, data warehouses, and data lakes.

13 days ago

Software Developer CACI

Springfield, Virginia

Pay 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. The T3 Software Engineer is also responsible for including outcomes from RDT&E in the various ceremonies and events (e.g., Scrum, Sprint Planning, Sprint Review/ Demo, Backlog Grooming, Retrospective, etc.), and supports the creation, maintenance, quality, and timely delivery of all Contract Deliverables.

4 days ago

Senior Software Developer - Forward Deployed Model Idea Entity

Herndon, VA

$110,000–$170,000 / year

The Software Developer will work directly with customers to understand operational challenges, rapidly translate those needs into technical solutions, and remain engaged through implementation, deployment, adoption, and iteration. Demonstrated ability to work directly with customers and end users, navigate ambiguous requirements, uncover underlying business or operational problems, and communicate technical solutions and tradeoffs clearly.

9 days ago

2027 Graduate - Software Developer or RF Systems Engineer Johns Hopkins University Applied Physics Laboratory LLC

Laurel, MD

Have experience with software-development or system-level computing practices such as object-oriented or systems programming, Linux, version control, automated testing, debugging, continuous integration, performance optimization, computer networking, embedded systems, or distributed systems. We are a multidisciplinary team of engineers, scientists, mathematicians, and software developers who advance electromagnetic and computer-system capabilities for critical national security missions, with a primary focus on maritime applications.

30+ days ago

2027 Graduate - Software Developer or RF Systems Engineer Johns Hopkins Applied Physics Laboratory

Laurel, Maryland

Full time

30+ days ago

Full Stack Software Developer Omniscius Consulting

Laurel, MD

Full time

This role offers the opportunity to develop, enhance, and sustain enterprise applications that support critical business operations while working with modern development tools, cloud technologies, and Agile methodologies. The ideal candidate is a well-rounded software engineer who enjoys solving complex technical challenges, developing scalable applications, and supporting production systems in a fast-paced environment.

30+ days ago

SIGINT Software Developer Cymertek

Chantilly, Virginia

Software Engineer, SIGINT Analyst, Intelligence Systems Developer, Cybersecurity Software Developer, Signals Data Engineer, Embedded Systems Developer, Intelligence Application Developer, Full Stack Developer, Backend Developer, Data Processing Engineer, etc. Computer Science, Software Engineering, Electrical Engineering, Cybersecurity, Information Technology, Data Science, Systems Engineering, Mathematics, Artificial Intelligence, Information Systems, etc.

30+ days ago

Security Software Engineer/Developer Software Guidance & Assistance

Rockville, MD

$64–$67 / hour

Preferred Skills: Experience with AWS services such as Lambda, Step Functions, CloudFormation, SNS, SQS, ECS, EC2 and Infrastructure-as-Code tools. Evaluate AWS services, open-source tools, and commercial security products through technical testing and proof-of-concept development.

30+ days ago

Senior Software Developer Veracity Software Inc

Senior Software Developer California, MD

Quick Apply

Yes/No – Details): Motivation / Reason for Interest in this Position: Contact Number: Email ID: LinkedIn Profile URL: Full Address (Street, City, State, ZIP Code): Notice Period / Earliest Available Start Date: Current Work Authorization Status: Expected Salary: Is the candidate willing to work Hybrid/Remote from California, MD, with occasional onsite/in-office requirements? Full Legal Name: Highest Education (Institution, Degree & Graduation Year): Total Years of Software Engineering Experience: Total Years of DoD Software Engineering Experience: Total Years of Software Development Experience with C# / C++: Does the candidate have U.S. Citizenship?

30+ days ago

Software Developer General Dynamics Information Technology

Herndon, Virginia

To ensure our employees are able to protect their income, other offerings such as short and long-term disability benefits, life, accidental death and dismemberment, personal accident, critical illness and business travel and accident insurance are provided or available. To encourage work/life balance, GDIT offers employees full flex work weeks where possible and a variety of paid time off plans, including vacation, sick and personal time, holidays, paid parental, military, bereavement and jury duty leave.

19 days ago

Reverse Engineer Software Developer RedBeard Solutions

Fort Meade, Maryland

$250,000–$300,000 / year

Linux - Deep expertise in managing, configuring, and troubleshooting; ability to trouble shoot and bypass complex security constraints. Develop custom software tools and applications using Python, C, and Assembly, with a strong focus on embedded and resource-constrained systems.

5 days ago

Software Developer ENTERPRISE ENGINEERING SERVICES L.L.C.

Reston, VA

$125,000–$150,000 / year

As our Software Developer, you'll play a critical role in supporting FAA modernization initiatives by designing, developing, testing, and maintaining enterprise-grade software solutions that drive mission success. We're also proud to offer a competitive salary of $125,000-$150,000, excellent company-wide benefits, professional development opportunities, and the chance to collaborate with highly skilled engineers, cybersecurity professionals, and technology experts.

12 days ago

Software Developer (FAA Experience) Enterprise Engineering Services

Reston, VA

$125,000–$150,000 / year

14 days ago

2027 Graduate - Software Developer - Tactical System Prototyping and Deployment Johns Hopkins University Applied Physics Laboratory LLC

Laurel, MD

Subject areas differ widely over time, but our current projects focus on improving the exploitation of airborne and ground based sensor data through object tracking, multi-sensor correlation, data management, and operational data display as well as on intelligent networks, resilient autonomy, and non-kinetic warfare integration. Perform system design and software implementation of proof-of-concept prototypes incorporating several engineering fields: software development, signal/video processing, artificial intelligence, real-time computing, applied mathematics, network/web services, and visualization.

30+ days ago

Software Developer, Systems Software MATRIX SYSTEMS & TECHNOLOGIES INC

Bowie, MD

Remote

Full time

Proven experience in building fault-tolerant systems for high availability. **Candidate must hold MBI Clearance with IRS experience**.

30+ days ago

Sr. Software Developer Leidos

Gaithersburg, Maryland

Working alongside software engineers, architects, DevSecOps engineers, cybersecurity professionals, and mission stakeholders, you'll develop next-generation applications that deliver mission-critical capabilities in a fast-paced Agile environment. August 6, 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.

20 days ago

Modeling and Simulations Software Developer BAE Systems Plc

Rockville, MD

$72,150–$122,655 / year

About BAE Systems Intelligence & Security BAE Systems, Inc. is the U.S. subsidiary of BAE Systems plc, an international defense, aerospace and security company which delivers a full range of products and services for air, land and naval forces, as well as advanced electronics, security, information technology solutions and customer support services. The M&S Software Developer develops, maintains, and enhances complex and diverse software systems (e.g., processing-intensive analytics, novel algorithm development, manipulation of extremely large data sets, real-time systems) based upon documented requirements.

30+ days ago

Software Developer Johns Hopkins Applied Physics Laboratory

Laurel, Maryland

Full time

You'll be joining our hardworking team of systems engineers, algorithm developers, FPGA and embedded software engineers, and advanced EW technology enthusiasts who enjoy working together to craft creative solutions to complex challenges in addition to bringing real solutions from concept to prototyping. The Johns Hopkins University Applied Physics Laboratory (APL) brings world-class expertise to our nation’s most critical defense, security, space and science challenges.

30+ days ago

Principal Software Developer Curtiss-Wright Corp

Frederick, MD

$110,000–$135,000 / year

WSC's vision is to provide the Power Industry with innovative, state-of-the-art, simulation technology products and services, that will add value in the design, commissioning, and safe and reliable operation of their power generating or process plant assets. As our Principal Software Developer you will be our senior technical authority responsible for defining software architecture, guiding development strategy, and ensuring the delivery of scalable, secure, and high-quality software across major programs.

30+ days ago

Software Developer SkillStorm

Washington, DC

$52,000–$57,000 / year

We build customer-ready technology workforces for top Fortune 100 companies, government, and system integrators within the U.S. Through collaboration with our software partners and customers, we create and advance purpose-built technology experts with the custom tech stacks, clearances, certifications, and location requirements of our clients. Veterans and transitioning service members: Structured training, a clear mission, clearance-eligible work, and relocation support make this model a natural match for how you already operate.

4 days ago

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Python Jobs in Herndon, VA

Data Engineering Software Developer (Mid) Amatriot Group, LLC

Software Developer CACI

Senior Software Developer - Forward Deployed Model Idea Entity

2027 Graduate - Software Developer or RF Systems Engineer Johns Hopkins University Applied Physics Laboratory LLC

2027 Graduate - Software Developer or RF Systems Engineer Johns Hopkins Applied Physics Laboratory

Full Stack Software Developer Omniscius Consulting

SIGINT Software Developer Cymertek

Security Software Engineer/Developer Software Guidance & Assistance

Senior Software Developer Veracity Software Inc

Software Developer General Dynamics Information Technology

Reverse Engineer Software Developer RedBeard Solutions

Software Developer ENTERPRISE ENGINEERING SERVICES L.L.C.

Software Developer (FAA Experience) Enterprise Engineering Services

2027 Graduate - Software Developer - Tactical System Prototyping and Deployment Johns Hopkins University Applied Physics Laboratory LLC

Software Developer, Systems Software MATRIX SYSTEMS & TECHNOLOGIES INC

Sr. Software Developer Leidos

Modeling and Simulations Software Developer BAE Systems Plc

Software Developer Johns Hopkins Applied Physics Laboratory

Principal Software Developer Curtiss-Wright Corp

Software Developer SkillStorm

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