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Python Software Engineer Jobs in Ashburn, VA, US

2,200+ python software engineer jobs from 480+ companies hiring in Ashburn, VA, US.

All jobs in Ashburn, VA, USPython Software Engineer Jobs in United States
Nearby:Broadlands·Sterling·Leesburg·Belmont·Countryside·Herndon·Sugarland Run·Brambleton·South Riding·Reston·Oak Hill·Dranesville·Chantilly·Washington·Lowes Island·Great Falls·North Potomac·Germantown·Centreville
2,209 jobs- Ashburn • 50 miles
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Software Engineer
Reston, Virginia, United States
OnsiteFull Time
Novul Solutions
Novul Solutions: Providing cybersecurity, software engineering, and IT solutions for government.
5+ YOEProficient in Python and Linux shell scripting; AWS CDK experience; data transformation (JSON/CSV/XML); cloud services knowledge (Lambda, S3, EC2, DynamoDB); able to work in classified environments.
ElasticSearch, OpenSearch, AWS, Lambdas, SNS, SQS, Docker, CDK, Python, Linux, JSON, CSV, XML
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2mo
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NLM Software Developer
Rockville, Maryland, United States
$105k-$132k/yr OnsiteFull Time
Ripple Effect
Ripple Effect: Provides professional consulting and scientific support to federal agencies
9+ YOE6+ years of software development experience; full SDLC; strong programming in C++, Python, Java, JavaScript, R; databases MySQL, PostgreSQL, MongoDB, ElasticSearch; Agile/DevSecOps; strong problem-solving and communication.
C++, Python, Java, JavaScript, R, Bash, MySQL, PostgreSQL, MongoDB, ElasticSearch, Jupyter Notebooks, GitHub, GitLab, CI/CD
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Software Developer (Senior)
Washington, District of Columbia, United States
OnsiteFull Time
Dutch Ridge Consulting Group
Dutch Ridge Consulting Group: Provides technical support and IT solutions for government agencies.
7+ YOEUS citizen; Top Secret/SCI clearance; 7+ years experience; Python, Java, C++; Masters in CS/IS/Engineering/Business; significant equivalent experience accepted.
Python, Java, C++
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Senior Software Engineer
Waltham or Lexington or North Bethesda
$119k-$155k/yr HybridFull Time
Xometry
XometryNASDAQ: XMTR: Operates an AI-powered marketplace for custom manufacturing and prototyping.
6+ YOE6+ years in software development; full-stack experience; Python backend; React/Typescript; AWS; SQL and MongoDB; Docker/Kubernetes; strong debugging and testing.
Python, React, Typescript, HTML, CSS, AWS, SQL, MongoDB, Docker, Kubernetes
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Software Engineer
Minneapolis or Washington
$73k-$130k/yr HybridMultiple Commitments Available
UnitedHealth Group
UnitedHealth GroupNYSE: UNH: Sells health insurance and provides diversified healthcare services.
5+ YOEJava (Spring Boot), Python; Azure, Kubernetes, Kafka; CI/CD, Terraform; observability (Prometheus/Grafana/Splunk); runbooks/DR; in-office four days/week in Minneapolis area; telecommute from anywhere in US.
Java, Spring Boot, Python, Azure, Kubernetes, Kafka, CI/CD, Terraform, Prometheus, Grafana, Splunk
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Software Engineer - Core Platform
Ashburn, Virginia, United States
$110k-$130k/yr RemoteFull Time
Unacast
Unacast: Provides human mobility analytics and global location intelligence solutions.
4+ YOE4+ years in software development; strong Java expertise; experience with SQL/NoSQL; AWS, Spark, Snowflake, DynamoDB; Git and CI/CD; proficient in Scala, Python or R; adept at data processing and testing.
Java, Scala, Python, R, SQL, NoSQL, MySQL, AWS, Spark, Snowflake, DynamoDB, CartoDB, Git, GitHub Actions, REST, JSON, XML
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Senior Software Engineer
Lanham, Maryland, United States
$120k-$130k/yr RemoteFull Time
Moore
Moore: Provides fundraising, data, and marketing services for nonprofits.
5+ YOE5+ years of software engineering; strong C#/.NET, Angular; SQL, Snowflake; Agile; effective communicator.
Angular, C#/.NET, Python, Snowflake, SQL, Azure, AWS, Docker, Kubernetes, JIRA
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Software Developer
Chantilly, Virginia, United States
OnsiteFull Time
V2X
V2XNYSE: VVX: Integrated mission lifecycle support for global defense operations.
BS in Computer Science/IT or equivalent; Python or similar language; Linux administration or automation; TS/SCI with Polygraph required.
Python, Linux, Bash, Automation, Embedded Systems
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RF Software Engineer, Senior - 1647
Reston, Virginia, United States
RemoteFull Time
Global InfoTek
Global InfoTek: Develops advanced cybersecurity software and systems for defense agencies.
5+ YOESenior RF software engineer with 5-7 years experience, BS or higher, Python, Linux, databases, CI/CD, and remote work capability.
Python, NumPy, Pandas, scikit-learn, MySQL, PostgreSQL, SQLite, FlatBuffers, Protocol Buffers, Linux, GitLab, React, D3
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Software Engineer
Tampa or Fort Belvoir
OnsiteFull Time
Odyssey Systems
Odyssey Systems: Providing technical and engineering services to federal government agencies.
3+ YOEUS citizen; active secret clearance with ability to obtain TS/SCI; bachelor’s in CS/IS or related field with 3–6 years of experience; proficiency in Java/C#/Python/JS/TS; Git; REST/microservices; team collaboration; strong communication.
Java, C#, Python, JavaScript, TypeScript, Git, RESTful APIs, microservices, CI/CD, Docker, Kubernetes, Databases
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Software Developer - TS/SCI with Polygraph
Herndon, Virginia, United States
$136k-$184k/yr HybridFull Time
General Dynamics Information TechnologyNYSE: GD: Provides mission-critical IT services to government and defense organizations.
5+ YOE5+ years of software engineering experience; TS/SCI with Polygraph; US citizenship; experience in Python, microservices, Kubernetes, cloud services, REST/gRPC APIs.
Python, Kubernetes, Docker, AWS, S3, Lambda, Step Functions, Kafka, RabbitMQ, SQS, PostgreSQL, OpenSearch, Elasticsearch, MongoDB, REST, gRPC, Git
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AI Software Engineer - Remote
Reston, Virginia, United States
$140k-$170k/yr RemoteFull Time
ISI Enterprises
ISI Enterprises: Provides security and compliance solutions for defense industrial contractors.
4+ YOE4+ years software engineering; 2+ years AI/ML apps; Python/TypeScript/Go; APIs, microservices; cloud platforms; secure coding; regulatory compliance (CMMC/NIST/DFARS); US Citizenship with Secret clearance.
Python, TypeScript, Go, APIs, Microservices, Kubernetes, Docker, CI/CD, Azure, AWS, GCP, LLM APIs
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Senior Software Engineer
Fort Meade, Maryland, United States
OnsiteFull Time
Hoplite Solutions
Hoplite Solutions: Provides cybersecurity and intelligence services for national security missions.
11+ YOESenior software engineer with strong experience in Jupyter Notebooks, Java MapReduce, Python PySpark; ML/analytics focus; experience with Jira/Confluence/GitLab; TS/SCI with Polygraph clearance; Bachelor's +11 years or equivalent.
Jupyter, Java MapReduce, Python PySpark, Confluence, Jira, GitLab
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5d
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Software Engineer II - CNO Focused
Rome or Catonsville
$92k-$142k/yr HybridFull Time
Assured Information Security
Assured Information Security: Provides cybersecurity research and products for national defense missions.
2+ YOEBachelor's in software or CS plus 2 years' experience; or equivalent. Proficient in Python and C/C++. Experienced in software analysis, reverse engineering, and low-level internals; familiar with Windows/Unix/Linux, networks, and CNO concepts.
Gitlab, JIRA, Confluence, Crucible, Python, C/C++, TCP/IP, socket programming, Windows, Unix/Linux
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Software Developer - Top Secret
Winchester, Virginia, United States
OnsiteFull Time
VMD Corp
VMD Corp: Provides airport security screening and federal IT services.
Develop and maintain software in an Agile/SAFe environment; AWS/C#/Java/Python experience; secure federal systems; strong OO design and version control.
C#, Java, Python, AWS, Git
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Software Development Engineer (US Federal)
McLean, Virginia, United States
$137k-$205k/yr HybridFull Time
Workday
WorkdayNASDAQ: WDAY: Provides cloud-based software for financial and human capital management.
8+ YOE8+ years software development experience; Python, Go, Ruby; Bachelor's in CS/Engineering or equivalent; API development; testing; OO design; mentorship; technical writing.
Python, Go, Ruby, APIs
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3d
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Principal Software Engineer
Arlington or Woburn
$220k-$250k/yr HybridFull Time
Systems & Technology Research
Systems & Technology Research: Develops advanced technology for national security and defense applications.
10+ YOE5+ MgmtSenior software engineer with 10+ years' experience, strong C++/Java, leadership of small teams, and ability to obtain security clearance.
C++, Java, Python, ROS, MAVLINK, Unreal Engine, TAK, DevSecOps, CI/CD, JIRA, SonarQube
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Sr. Forward Deployed Software Engineer
Arlington, Virginia, United States
OnsiteFull Time
PVM
PVM: Develops data and software solutions for government agencies.
8+ YOE8+ years software engineering or systems integration; Palantir Foundry expertise; DoD experience; Python/TypeScript/Java.
Palantir Foundry, Workshop/Slate, Ontology, AIP, CI/CD tooling, Python, TypeScript, Java
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6d
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Lead Software Engineer-Embedded Computing Software-Onsite
Ashburn, Virginia, United States
$109k-$145k/yr OnsiteFull Time
Curtiss-Wright
Curtiss-WrightNYSE: CW: Engineers and manufactures critical components for aerospace and defense.
8+ YOESenior software engineer with embedded systems experience, DoD security, Linux, C/C++, and embedded software development.
C, C++, Linux, VxWorks, Python, LabVIEW, Git, JIRA, Confluence, DOORS, Yocto, Petalinux, GCC
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2mo
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Software Engineer II
Washington, District of Columbia, United States
$102k-$145k/yr HybridFull Time
Technology Service Corporation
Technology Service Corporation: Develops radar sensors and provides engineering for defense systems.
4+ YOESecret DoD clearance; BS in CS/Math/Physics/EE; 3-5 years Python and software development; hardware-in-the-loop and simulation experience; strong math; independent and team work aptitude.
Python
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Software Automation Engineer
Carlsbad or Marlborough or Linthicum Heights or Tampa
$117k-$218k/yr OnsiteFull Time
Viasat
ViasatNASDAQ: VSAT: Provides global satellite broadband and secure networking communication services.
2+ YOEBachelor’s degree in Computer Science or related field; 2+ years Java or Python; ability to learn new software; strong communication; Linux experience; Active Secret Clearance; onsite in Carlsbad, CA.
Java, Python, Linux, Perforce, Eclipse, Visual Studio, TCP/IP
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2w
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Software Developer (Systems Software)
McLean, Virginia, United States
OnsiteFull Time
Novel Applications of Vital Information
Novel Applications of Vital Information: Provides IT and cybersecurity services for government agencies.
US citizen with active TS/SCI w/ FS polygraph; experience with CI/CD, Terraform, AWS, Docker, Python, Bash; databases PostgreSQL/MySQL; monitoring and logging; Git workflows.
Terraform, AWS, Docker, Git, Bash, Python, PostgreSQL, MySQL, Prometheus, CloudWatch, Kubernetes
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2w
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Scientific Software Engineer
Lanham, Maryland, United States
$90k-$115k/yr OnsiteFull Time
Science Systems and Applications
Science Systems and Applications: Provides scientific, engineering, and IT services to government agencies.
6+ YOEBachelor's degree in Computer Science, Physical Science, Engineering, or Mathematics with 6+ years of relevant experience; strong Python; cloud experience; Unix/Linux; Git.
Python, AWS, Unix/Linux, Git, Bash
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Senior Software Engineer
Herndon, Virginia, United States
RemoteFull Time
iDirect Government
iDirect Government: Provides secure satellite-based IP communication solutions for government organizations.
6+ YOESenior software engineer with 6+ years in C/C++, Linux, REST/GraphQL, and modern web tech; strong problem solving and collaboration.
C++, Go, GraphQL, Vue, Node.js, WebSockets, REST, Docker, Kubernetes, PostgreSQL, MySQL, MariaDB, Python, Perl, Lua, GCC, cmake, bash, Jira, Git
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3mo
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Software Developer
Washington or Winchester
OnsiteFull Time
HighPoint Global
HighPoint Global: Delivers IT and customer experience solutions to government agencies.
2+ YOETwo years relevant experience; Bachelor's degree preferred; Top Secret clearance; CI polygraph may be required; experience with secure software systems.
Python, MS SQL, APIs, Blue Prism, RPA
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6d
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Software Developer (Systems Software)
Chantilly, Virginia, United States
OnsiteFull Time
Acuity
Acuity: Provides digital strategy and technology consulting for federal agencies.
Backend Python, PostgreSQL, AWS (SQS); frontend HTML/CSS/JavaScript; Git; user-centered design; cloud full-stack development.
Python, PostgreSQL, AWS SQS, HTML, CSS, JavaScript, Git, Docker, Kubernetes
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Principal Software Engineer
Herndon, Virginia, United States
OnsiteFull Time
Clarity Innovations
Clarity Innovations: Provides software and data engineering for national security missions.
Top Secret/SCI clearance required; Bachelor's in CS/Engineering or 4 years of related experience; Go/Python; Docker/Kubernetes; secure DevSecOps; US citizenship.
Go, Python, Docker, Podman, Kubernetes, gRPC, Git, GitLab, Linux, CI/CD
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3mo
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Principal Software Engineer
Arlington, Virginia, United States
$179k-$269k/yr HybridFull Time
Two Six Technologies
Two Six Technologies: Sells cybersecurity software and research for national security.
10+ YOE10+ years in software engineering; 5+ years in leadership; distributed systems expertise; multiple languages; secure systems knowledge; TS/SCI eligibility.
C/C++, Go, Rust, Python, Java, Git, Jira, libp2p, PostgreSQL, SQLite, Kafka, NATS
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Software Engineer Junior/Mid-Level
Annapolis Junction, Maryland, United States
$144k-$190k/yr HybridFull Time
Boeing Intelligence & Analytics
Boeing Intelligence & AnalyticsNYSE: BA: Provides intelligence analytics and cyber solutions for national security.
7+ YOEActive TS/SCI with polygraph; BS in CS/Engineering +7+ years or equivalent; strong software development experience; Agile practices; software documentation; QA of code.
Git, Java, C++, Python, Postgres, SQL, Jira, Confluence, Elastic Stack, AWS, Docker, Kubernetes, HAProxy, Nginx
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Software Developer
Rockville or United States
$98k-$163k/yr RemoteFull Time
Guidehouse
Guidehouse: Provides management and technology consulting services to diverse organizations.
4+ YOEFull stack development with Python and React; REST APIs; AWS; Docker; GitHub Actions; CI/CD; 4+ years experience; 3+ years databases; strong communication; ability to work with researchers and clinicians.
Python, React, JavaScript, TypeScript, HTML5, CSS, REST APIs, AWS, Docker, Git, CI/CD, GitHub Actions
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2w
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Software Engineer 3 - II
Annapolis Junction, Maryland, United States
OnsiteFull Time
InterImage
InterImage: Provides IT modernization and cybersecurity services to federal government agencies.
12+ YOETwelve years of software engineering experience in programs of similar scope; Bachelor's degree in Computer Science or related discipline; four years of SWE experience can substitute for a bachelor’s degree.
Javascript, Typescript, React, node.js, Rust, Python, shell script, Kubernetes, Helm Charts, Micro-Services, Service-mesh, Multi-site applications, Load Balancing, Cloud Migration, nifi, JEST, Grafana, InfluxDb, Elasticsearch, Redis, mysql, Apache Superset, RabbitMQ, Kafka, Message Fabrics, Ansible, Salt, Terraform, Web-Sockets, JBLOCKS, CASPORT, Neo4j
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2mo
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Associate Electrical Software Test Engineer
Lanham, Maryland, United States
OnsiteFull Time
AST SpaceMobile
AST SpaceMobileNASDAQ: ASTS: Provides global cellular broadband coverage from space to smartphones.
1+ YOEBachelor's in engineering; 1-3 years in electrical/software testing; C/C++, Python; testing tools; Git; Linux/Windows; good communication.
C/C++, Python, Git, MATLAB, Simulink, Speedgoat, dSPACE, Oscilloscopes, Logic analyzers, Multimeters, DC power supplies, Linux, Windows
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Cleared AI/ML Software Engineer
Annapolis Junction, Maryland, United States
OnsiteFull Time
Yellow Duck Technologies
Yellow Duck Technologies: Engineering mission-critical software and systems for the intelligence community.
12+ YOEActive TS/SCI clearance with Full Scope Polygraph; 12+ years software engineering in ML/AI; degree in CS/AI or related field; strong DL framework experience; proficient in Python/C++/Java; cloud ML services; CI/CD practices; strong problem-solving and collaboration.
TensorFlow, PyTorch, MXNet, Python, C++, Java, AWS, GCP, CI/CD
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Senior Software Engineer
Vienna, Virginia, United States
$120k-$140k/yr HybridFull Time
SteerBridge: Provides technology and digital transformation services for government agencies.
8+ YOESenior Software Engineer with 8+ years full-stack experience; US citizen; active Secret clearance; React/TypeScript/Node.js; VA systems experience preferred.
React, TypeScript, Node.js, JavaScript, PostgreSQL, MongoDB, Express.js, AWS, Terraform, CloudFormation, Docker, REST, SOAP, Elasticsearch, Python, CI/CD, Git
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Scientific Software Engineer (Full Stack)
Frederick, Maryland, United States
$115k-$125k/yr HybridFull Time
Axle Informatics
Axle Informatics: Provides bioscience and IT services for healthcare research organizations.
Bachelor’s or master’s in computer science or software engineering; full-stack data-intensive apps; Python backend (FastAPI/Litestar); React/TypeScript frontend; WebGL visualizations; containerized cloud deployments.
Python, FastAPI, Litestar, React, TypeScript, Deck.gl, PixiJS, Plotly, gRPC, GraphQL, Kubernetes, Docker, Redis, WebSockets, SSE
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Software Engineer, Senior
Fort Meade, Maryland, United States
$230k-$275k/yr OnsiteFull Time
Navstar
Navstar: Provides IT and cybersecurity solutions to the intelligence community.
11+ YOEActive TS/SCI clearance with Polygraph; 11+ years experience; BS in CS or related field; strong Java or Python development.
Java, Python, Docker, Kubernetes
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Senior Software Engineer
Chevy Chase or Palo Alto or Seattle
$105k-$215k/yr OnsiteFull Time
GEICO
GEICONYSE: BRK.B: Direct-to-consumer vehicle and property insurance provider.
4+ YOE4+ years professional software development; .NET (C#, ASP.NET), microservices, REST APIs; Azure, DevOps, CI/CD; Python, SQL/NoSQL; Docker/Kubernetes; strong problem solving; fast-paced environment; experience mentoring others.
dotnet, C#, ASP.NET, MVC, Web API, REST, microservices, Azure, DevOps, PowerShell, monitoring, security, infrastructure as code, AWS, GCP, Open source frameworks, SQL, NoSQL, Docker, Kubernetes
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NLM Software Engineer I
Bethesda, Maryland, United States
$70k-$95k/yr OnsiteFull Time
Lexical Intelligence
Lexical Intelligence: Develops NLP software for biomedical research and portfolio analysis.
2+ YOE2+ years software development experience; BS/degree in CS/SE; proficiency in Python/Java/JavaScript/C++/R/SQL; SDLC and secure coding; web app development; Git; strong communication; US work authorization with Public Trust clearance.
Python, Java, JavaScript, C++, R, SQL, Matlab, SAS, ETL, MySQL, MongoDB, Jupyter Notebooks, Git, GitHub, GitLab, Linux, Docker, Kubernetes, REST, AWS, Google Cloud, Azure, CI/CD, US-CERT, OWASP
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ME00583-Software Engineer 3
Annapolis Junction, Maryland, United States
$175k-$235k/yr HybridFull Time
Momentum Engineering
Momentum Engineering: Provides engineering and technical services for national security missions.
20+ YOEActive Top Secret/SCI clearance with NSA Full Scope Polygraph; 20 years as a software engineer in similar programs; Bachelor's in CS or related field; 4 extra years experience may substitute for degree; familiarity with Gitlab, Maven, Confluence, JIRA; strong debugging, testing, and software development skills.
Java, Python, NiFi, Docker, Kubernetes, Gitlab, Maven, Confluence, JIRA
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Software Engineer SME (TS/SCI with Poly Required)
Dulles, Virginia, United States
$187k-$318k/yr OnsiteFull Time
GCI
GCI: Engineering and analytics solutions for national security missions.
15+ YOE15+ years in software engineering; TS/SCI with poly; US citizenship; BA/BS; experience with Java/Spring, Python, React, databases, AWS.
Java, Spring, Spring Boot, Spring Security, Python, JavaScript, TypeScript, React, Elasticsearch, PostgreSQL, MySQL, PL/SQL, AWS, Git, Jenkins, CI/CD, REST APIs, MQ, Service Bus
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HiringCafe market data

Python Software Engineer Jobs market signals in Ashburn, VA, US

These signals come from live HiringCafe job inventory, not a static article. Use them to compare the market, then open listings above to apply directly.

Open jobs
2,200+
Hiring companies
480+
Fresh sample
46% new in 30d
Salary visibility
61% show pay

Companies appearing in this market

AcuityAST SpaceMobileBoeing Intelligence & AnalyticsGCIGEICOGeneral Dynamics Information TechnologyGuidehouseInterImage

Work location mix in visible results

Onsite: 75Hybrid: 25Remote: 14

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