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Python Developer Jobs in Adelphi, MD, US
4,200+ python developer jobs from 850+ companies hiring in Adelphi, MD, US.
1w
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Full Stack Software Engineer – McLean, VA (Hybrid/Remote) – TS/SCI with Polygraph Required
McLean, Virginia, United States
HybridFull Time
5+ YOE5+ years software development, 3+ years on classified IC programs; strong Python/JS/TS; React frontend; backend with Python/Golang/Java; ELK; CI/CD; Docker.
React, TypeScript, Python, Golang, Java, FastAPI, Flask, Django, Elasticsearch, Kibana, Jenkins, GitHub Workflows, Docker, PostgreSQL, MySQL, Oracle, Linux, Kafka, RabbitMQ
1w
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Software Engineer II
Arlington, Virginia, United States
$106k-$169k/yr HybridFull Time
Software Engineer with strong Python and SQL, big data experience, and cloud exposure; bachelor’s degree in CS/IT/IS; able to work in a hybrid role in Arlington, VA.
Python, Spark, Hive, Impala, Databricks, AWS
1w
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Sr. Software Engineer
Annapolis Junction, Maryland, United States
$100k-$200k/yr OnsiteFull Time
Applied Network Solutions: Providing cybersecurity and network engineering services for government agencies.
20+ YOETwenty years of SWE experience; BS in CS; multiple security certs; Kubernetes; GitOps; Linux; Python/Bash; Jira/Confluence; TS/SCI with Poly.
Kubernetes, GitOps, CI/CD, Linux, Python, Bash, Jira, Confluence
2w
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Scientific Software Engineer
Lanham, Maryland, United States
$90k-$115k/yr OnsiteFull Time
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
1mo
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Windows Cyber Tool Developer
Herndon, Virginia, United States
$150k-$250k/yr OnsiteFull Time
Experience developing Windows security tools; BS in CS/Cybersecurity; TS/SCI clearance required.
C++, C#, Python
2w
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Platform Developer (Power Platform & ServiceNow)
Arlington, Virginia, United States
HybridFull Time
3+ YOE3–5 years enterprise app development on low-code/no-code platforms; Power Apps, ServiceNow, SharePoint; REST APIs and Power Automate; eligible for Public Trust clearance.
Power Platform, ServiceNow, SharePoint, Power Automate, REST API, Python, JavaScript
1w
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Software Engineer II
McLean, Virginia, United States
HybridFull Time
2+ YOEMaster’s degree in computer science or related field with 2 years of software development experience.
Python, Go, C#, NET, JavaScript, TypeScript, Angular, HTML, CSS, FastAPI, SQLAlchemy, AWS, Azure, Docker, Celery, Nats, PostgreSQL, MongoDB, DynamoDB, JUnit, Pytest, Jest
1mo
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Mid-Level Data Platform Engineer (Python) – Palantir Foundry / Jupiter Platform Support (Secret Cleared)
Washington, District of Columbia, United States
RemoteFull Time
4+ YOEMid-level data platform engineer with 4-7 years in data engineering, Python pipelines, ETL/ELT, and enterprise data platforms; secret clearance preferred.
Python, SQL, Palantir Foundry, Databricks, AWS
2mo
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Evergreen: Staff Software Engineer - (Lead Developer)
Washington, District of Columbia, United States
$140k-$157k/yr RemoteFull Time
10+ YOEBachelor's degree and 10+ years of engineering experience; expert-level in at least one stack; remote position; full stack development.
Full Stack, Java, JavaScript, React, Node.js, Python
2mo
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Application Developer I
Rockville, Maryland, United States
$65k-$82k/yr OnsiteFull Time
2+ YOEBachelor's in related field or equivalent experience; 2+ years in application/software development; strong coding skills; experience with Google Suite, MS Office, Mac OS and Windows; prior grocery retail exposure; detail-oriented with good communication; able to manage changing priorities.
Java, JavaScript, HTML, CSS, SQL, Python, Machine Learning frameworks, Prompt engineering, Google Workspace, Microsoft Office, Mac OS, Windows OS
2mo
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Software Developer, Senior (TS/SCI)
Arlington, Virginia, United States
OnsiteFull Time
10+ YOEActive TS/SCI clearance required; 10+ years software development; master’s degree or related certifications.
Java, Python, C#, JavaScript, TypeScript, REST, Power BI, Power Automate, AWS, CI/CD, DevSecOps
1mo
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IT Software Engineer
Manassas, Virginia, United States
OnsiteFull Time
Requires C# or similar OOP language, SQL, REST APIs, Git/Azure DevOps, CI/CD, Python, PowerShell, Linux/Windows, debugging, problem solving.
C#, SQL, REST, Git, Azure DevOps, CI/CD, Python, PowerShell, Linux, Windows Server, Splunk, Perl, Consul, Ansible, Docker, OpenShift, Angular, NiFi
1mo
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Software Engineer (Remote)
Reston, Virginia, United States
RemoteFull Time
3+ YOE3-5 years progressive software engineering experience; U.S. citizenship and ability to obtain government clearance; BS in computer science or related field; strong full-stack skills in Nuxt/Vue.js, Python; REST APIs; databases; Kubernetes; cloud familiarity.
Nuxt, Vue.js, Python, REST APIs, Kubernetes, AWS, Azure, MSSQL, PostgreSQL, PKI, OAuth2/OpenID Connect
2mo
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Software Engineer Level 3
Annapolis Junction, Maryland, United States
OnsiteFull Time
20+ YOETS/SCI clearance with polygraph; 20 years SWE in programs/contracts; BS CS or related, 4+ years SWE subspecialty; Go/Python; Kubernetes; GitOps; Terraform; cloud automation.
Go, Python, Kubernetes, Helm, GitOps, Kafka, Terraform, Ansible
1mo
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Cleared AI/ML Software Engineer - Expert
Fairfax, Virginia, United States
$180k-$240k/yr OnsiteFull Time
10+ YOE10+ years software development, 5+ years AI/ML, TS/SCI with poly clearance, strong Python/Java/JS/C/C++, AWS, ML frameworks.
Python, Java, JavaScript, C++, Rust, PyTorch, TensorFlow, Scikit-learn, SQL, NoSQL, REST, GraphQL, Linux, AWS
6d
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Senior Software Engineer
Arlington, Virginia, United States
HybridFull Time
7+ YOE7+ years C++ development; BS in Electrical Engineering or Computer Science; US work authorization; build system experience; technical leadership; on-site/Hybrid in Arlington, VA.
C++, CUDA, TensorRT, Python, PyTorch, CMake, Docker, GitLab, GoogleTest, pytest
2w
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AI Solution Engineer – Platform
Huntsville or Washington
$90k-$175k/yr HybridFull Time
4+ YOE4+ years data/ML engineering, Python/SQL, cloud data platforms, DevOps, and TS/SCI clearance eligibility.
Python, SQL, Java, Scala, Go, PostgreSQL, Snowflake, Neo4j, Amazon Neptune, REST APIs, Docker, Kubernetes, Git, GitHub Actions, GitLab CI, Jenkins, Terraform, CloudFormation, Pulumi, D3.js, Plotly, Terraform, Pulumi, Kubernetes
2w
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Cyber Systems Engineer
Annapolis Junction or Washington
$160k-$190k/yr HybridFull Time
Design and deliver real-time data processing software for edge and backend systems; strong Rust, Python, Bash; security-focused engineering experience; capable of independent work.
Rust, Python, Bash, Linux, TCP/IP
4d
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PNT Flight Software Developer
Houston or Glen Burnie
$95k-$203k/yr OnsiteFull Time
5+ YOEMS or PhD in aerospace or related field; 5+ years; C/C++, Python; real-time software; GN&C hardware and sensors; SWIL/HWIL testing; Agile tools; Git.
C, C++, Python, Real-time software, GN&C hardware, IMU, Star Trackers, GPS, LIDAR, OpNav, JIRA, Git, Trick, Bash, GEONS, CSPICE, GMAT, Monte Carlo analysis
1mo
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Software Engineer (Hybrid)
Alexandria, Virginia, United States
HybridFull Time
4+ YOEUS citizen; SECRET clearance; BS in software engineering or computer science; 4+ years of hands-on software development; experience with CI/CD, distributed systems, networking, embedded software.
C++, Java, Python, .NET, SQL, MySQL, Oracle, GitLab, Docker, Kubernetes, FPGA interfaces, SDR, USRP, HackRF, BladeRF
2w
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Software Engineer (76185)
Columbus or Chantilly
HybridFull Time
2+ YOEBachelor's in computer science, computer engineering, electrical engineering, or related field with 2+ years experience; proficient in Python, C, C++, or C#; comfortable in Windows and Linux; Git; build systems (CMake/Make, Poetry); containerization (Podman/Docker/Singularity); able to work in DoD environment.
Python, C, C++, C#, Git, CMake, Make, Poetry, Docker, Podman, Singularity, PowerShell, Bash
3w
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Senior Prototyping Engineer
Austin or Reston or United States
HybridFull Time
5+ YOE5+ years of JavaScript/TypeScript, React/Next.js, Python/FastAPI; AI/LLM knowledge; strong UX/design sense; prototyping with JSON APIs; Agile mindset; excellent communication.
React, Next.js, JavaScript, TypeScript, Python, FastAPI, JSON APIs, Figma, AI Coding assistants, Claude Code, Cursor, LLMs
2mo
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Machine Learning Engineer
Arlington or United States
$110k-$160k/yr OnsiteFull Time
Bachelor's or Master's in CS/ECen or related field; Python; deep learning libraries; ML with visual data; TS/SCI with US citizenship; travel; on-site work in NCR area.
Python, PyTorch, TensorFlow, C++
5d
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Senior AI/ML Engineer
New York or Santa Monica or Los Angeles or Palo Alto or Chicago or Washington D.C. or Boston or Colorado or Seattle or San Francisco or San Diego or Reston
OnsiteFull Time
5+ YOE5+ years in AI/ML; hands-on with Azure/AWS; Python; LLMs; data integration; LangChain or similar; cloud security and governance.
Python, Azure, AWS, LangChain, LangSmith, Pydantic AI, APIs, Data Ingestion, Data Lakes, Data Warehouses
2mo
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Sr. Web Application Developer #1703183
Chantilly, Virginia, United States
$121k-$135k/yr OnsiteFull Time
8+ YOEDesign, develop, test web apps; US citizenship; active TS clearance with SCI access and CI polygraph; onsite Chantilly, VA; 8+ years web development; BS in CS/Software Engineering; SAFe and agile experience; 508 compliance; modern frontend and backend tech; cloud and DevSecOps.
Angular, React, .NET C#, Python, Node.js, JavaScript, TypeScript, HTML5, CSS3, Bootstrap, MySQL, PostgreSQL, Microsoft SQL, Elasticsearch, RabbitMQ, Redis, Docker, Kubernetes, AWS GovCloud, SC2S, C2S, DevSecOps
2mo
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Web Developer (TS/SCI CI Poly)
Chantilly, Virginia, United States
OnsiteFull Time
4+ YOE4+ years web development experience; HTML, JavaScript, CSS; C#.NET and Bootstrap; AWS cloud services; strong problem solving and multitasking.
HTML, JavaScript, CSS, Bootstrap, C#.NET, SQL, Ruby on Rails, AWS, Python
5d
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Backend Software Engineer
Gaithersburg or Alexandria or Chantilly or St. Louis or Tucson
OnsiteFull Time
8+ YOEUS citizen; TS/SCI with poly; BS in CS/SE with 8–12 yrs (MS with 6–10); Java or Python; REST APIs; SQL; Linux; ability to work independently.
Java, Python, REST, SQL, Linux, Apache Airflow, Spring Boot, Django, GitLab, Jenkins, Docker, OpenShift, AWS, Azure, Agile
3d
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Cleared Software Engineer
Chantilly, Virginia, United States
$69k-$116k/yr OnsiteFull Time
0+ YOEBachelor's in CS/IS or related field; strong programming knowledge; experience with Java, Scala, Python, Golang; AWS, Kubernetes, Docker; CI/CD tooling; DoD/Intelligence Community exposure preferred.
Java, Scala, Python, Golang, Kubernetes, Docker, AWS, Gitlab CI/CD, ArgoCD, CircleCI, Jenkins, Kafka, NiFi
5d
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Senior Software Engineer - APIs
Ashburn, Virginia, United States
$120k-$145k/yr RemoteFull Time
5+ YOE5+ years Java 8+ with Spring; AWS; SQL; Snowflake; Scala/Python; web services; GA/DG experience; English fluency.
Java, Spring Framework, AWS, SQL, Snowflake, Scala, Python, JSON, GeoJSON, Git, Unit testing, Docker, Kubernetes
2d
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Lead Agentic AI Engineer
Lanham, Maryland, United States
$165k-$175k/yr RemoteFull Time
6+ YOE6+ years software engineering with 2+ years AI/ML or agentic systems; shipped agents; strong Python; enterprise integration experience.
Python, LLM APIs, Vector databases, Embeddings, Retrieval systems, Orchestration, APIs, CRMs
2w
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IT Spec (APPSW) "Principal Software Engineer", GS-2210-15, FPL GS-15 (DH), Full-time
San Francisco or Denver or Washington or Atlanta or Chicago or Salt Lake City or Seattle
$150k-$197k/yr RemoteFull Time
1+ YOESenior software engineer with cloud-native design, CI/CD, and cross-language development (Python, Java, JavaScript); leadership and architectural responsibilities.
Python, Java, JavaScript, CI/CD, Infrastructure as Code, Cloud platforms
1mo
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Software Developer, Journeyman/Senior NGTS EW SME
Akron or Patuxent River Naval Air
OnsiteFull Time
3+ YOEBS in CS/Engineering with 3+ years C++ experience; 4+ years scripting (Python, Lua); 3+ years EWIRDB; active DoD Secret clearance; knowledge of EW, radar, and simulation.
C++, Python, Lua, HTML, EWIRDB
2mo
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Embedded Platform Engineer
Washington, District of Columbia, United States
RemoteFull Time
3+ YOE3+ years building and operating production systems; strong scripting in Python/TypeScript; CI/CD, containers, cloud platforms; AI tooling; security/compliance awareness; eligible for U.S. Secret clearance.
Python, TypeScript, GitHub Actions, Docker, Kubernetes, Azure, AWS, GCP, JFrog, CI/CD, AI tooling
1mo
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Senior Software Engineer
New York or Austin or Washington
$190k-$235k/yr HybridFull Time
5+ YOE5+ years of full-time software engineering; expert in JS, Python, Java or equivalent; experience building scalable production applications; strong communication; ability to balance speed with quality; fintech interest.
JavaScript, Node.js, React, Python, Java
2w
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Junior Software Engineer
Fort Belvoir, Virginia, United States
OnsiteFull Time
Bachelor's in CS/Engineering or related field; US citizenship and ability to obtain/maintain a secret clearance; Java, C++, or Python; knowledge of SDLC; strong problem-solving and teamwork; up to 25% travel.
Java, C++, Python
2mo
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AI Developer
Washington, District of Columbia, United States
$66k-$124k/yr OnsiteFull Time
4+ YOE4+ years AI development; skilled in Visual Studio and Python; experience with AI/LLMs and integrating AI with test automation; bachelor’s degree required or three years of progressive experience; willingness to travel.
Visual Studio, Python, Visual Studio Code, LLMs, Crew AI, Co-pilot, TFS
1mo
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Mid-Level Data Platform Engineer (Python) – Palantir Foundry / Jupiter Platform Support (Secret Cleared)
Washington, District of Columbia, United States
RemoteFull Time
4+ YOEMid-level data platform engineer with 4–7 years in data engineering or platform engineering; Python; Palantir Foundry/Jupiter experience; SQL; secret clearance; remote eligible in National Capital Region.
Python, SQL, Palantir Foundry, Databricks, AWS
1mo
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Senior Full Stack Developer (React)
New Hyde Park or Moline or Hartford or Framingham or West Palm Beach or Norcross or Chicago or Milwaukee or Baltimore or Piscataway or United States
$125k-$150k/yr RemoteFull Time
5+ YOE5+ years full-stack production experience; Python (FastAPI/Flask) and React (TypeScript); AI/ML integration; Kafka; PostgreSQL; Redis; strong communication.
Python, FastAPI, SQLAlchemy, Pydantic, React, TypeScript, Tailwind, Redis, PostgreSQL, Kafka, Databricks, MLflow, Docker, Kubernetes, GitHub Actions, Terraform, ODBC, Data Queues, WebSockets, FastAPI, RH other
3mo
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Software Engineer (TS/SCI) {S}
Chantilly, Virginia, United States
OnsiteFull Time
Active TS/SCI clearance; degree in CS/EE/Physics or related; programming in Python/C++/Rust; Linux/cloud experience; onsite work; strong problem-solving.
Python, C++, Rust, Linux, AWS
1mo
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Senior Software Developer - Clearance Required
Reston or Joint Base Anacostia-Bolling
HybridMultiple Commitments Available
6+ YOE6+ years in distributed software development; frontend tech stack (Vue, JavaScript, TypeScript); backend services; Agile; TS/SCI clearance preferred.
Vue, JavaScript, TypeScript, React, Angular, Linux, Git, Jira, Confluence, Artifactory, APIs, Relational databases, NoSQL, Agile, Security-focused development, CI/CD, Python, Java, Docker, Kubernetes, OpenShift, Jenkins, Keycloak, OAuth2, JWT, SonarQube, OWASP ZAP, Fortify, CI/CD pipelines, AWS, Azure, CI/CD
HiringCafe market data
Python Developer Jobs market signals in Adelphi, MD, 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
4,200+
Hiring companies
850+
Fresh sample
48% new in 30d
Salary visibility
44% show pay
Companies appearing in this market
Applied Network SolutionsARKA GroupDeepSigJovian ConceptsMastercardPraescient AnalyticsAd HocCooley
Work location mix in visible results
Onsite: 34Hybrid: 31Remote: 19