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Backend Python Software Engineer Jobs in Leonardtown, MD, US
64 backend python software engineer jobs from 40 companies hiring in Leonardtown, MD, US.
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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
1mo
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Backend Developer
Springfield, Virginia, United States
OnsiteFull Time
2+ YOEBachelor's in CS/Engineering/GIS or related field; 2+ years backend experience; Python/Node.js/Java; REST APIs; ArcGIS Enterprise; Docker/Kubernetes; API design; US Citizenship; Top Secret/SCI clearance eligibility.
Node.js, Python, Java, Docker, Kubernetes, ArcGIS Enterprise, REST APIs
1w
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Principal Backend Software Engineer - HYBRID
Annapolis Junction, Maryland, United States
$220k-$224k/yr HybridFull Time
20+ YOEActive TS/SCI with polygraph; Bachelor's in CS or related field plus 20 years SWE experience; 24 years may substitute; experience with test procedures, documentation, Agile, Jira/Confluence, Git, Java/C++/Python, Postgres, AWS.
Git, Java, C++, Python, Postgres, SQL, AWS, Jira, Confluence
2mo
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Software Engineer, Backend - AI Practice Team
Houston or Knoxville or Washington
$90k-$150k/yr OnsiteFull Time
8+ YOE8+ years backend development; Go and Python; cloud deployment; Kafka; distributed systems patterns; performance optimization; Docker/Kubernetes; Databricks.
Go, Python, Kafka, Docker, Kubernetes, Databricks
3w
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Software Engineer III - Back End (Remote)
Mc Lean, Virginia, United States
$120k-$132k/yr RemoteFull Time
5+ YOEBachelor’s degree and 5+ years engineering experience; backend web development; RESTful APIs; open source tech; Agile; Git.
Ruby, Python, Django, Rails, Git, GitHub, ElasticSearch, Solr, RESTful APIs, SQL, NoSQL
1mo
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Spatial Front, Inc - Backend Developer
Arlington, Virginia, United States
HybridFull Time
3+ YOEBackend developer with experience in server-side programming, databases, and microservices; US citizen with active Secret clearance preferred.
Java, Python, Node.js, SQL, NoSQL, AWS, Docker, Kubernetes, CI/CD, DevSecOps
1w
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Senior Lead Software Engineer, Backend (Remote-Eligible)
McLean or Remote
$209k-$239k/yr RemoteFull Time
6+ YOEBachelor’s degree; 6+ years software engineering; 1+ year cloud experience (AWS/Azure/GCP).
Java, Python, SQL, Node.js, Go, Scala, RDBMS, NoSQL, Docker, Kubernetes, AWS, GCP, Azure
3w
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Backend / Cloud Infrastructure Engineer - Washington D.C
Washington, District of Columbia, United States
$104k-$156k/yr HybridFull Time
5+ YOEBackend/cloud infrastructure focus with 5+ years in software architecture and enterprise app development; Python experience; GCP expertise; SQL/BigQuery; IoT data pipelines; containerization and CI/CD; security practices.
Google Cloud Platform, PostgreSQL, BigQuery, Docker, Kubernetes, Terraform, Python, Pub/Sub
1d
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Backend Developer (St. Louis, MO / Springfield, VA)
Alexandria or Springfield or St. Louis
$75k-$200k/yr OnsiteFull Time
3+ YOEBackend service/API development, REST APIs, cloud/on-prem deployments, containerization, and security for geospatial platforms.
Python, JavaScript, Node.js, Java, Docker, Kubernetes, ArcGIS Enterprise, REST APIs, CI/CD, Scripting, Infrastructure as Code
1mo
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Senior Software Engineer - Back End
Annapolis Junction, Maryland, United States
$187k-$250k/yr HybridFull Time
20+ YOESenior software engineer with 20+ years experience, TS/SCI with Poly, Bachelor's in CS/Engineering, strong Java/C++/Python, AWS, and DevOps.
AWS, Docker, Kubernetes, HAProxy, Nginx, Elastic Stack, Git, Java, C++, Python, PostgreSQL, SQL
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Backend Integration & Platform Application Engineer
Washington, District of Columbia, United States
$62k-$141k/yr OnsiteFull Time
5+ YOE5+ years backend development; integration of third-party platforms/APIs; event-driven architectures; secure backend services; Secret clearance eligibility; Bachelor's degree.
Python, FastAPI, C#, .NET, REST, Kafka, RabbitMQ, Unity
1mo
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Senior Software Engineer - Back End
Annapolis Junction, Maryland, United States
$187k-$250k/yr HybridFull Time
20+ YOEActive TS/SCI clearance with polygraph; 20+ years of professional software experience; Bachelor's in CS/engineering or related field; strong programming and documentation skills.
Git, Java, C++, Python, PostgreSQL, SQL, Jira, Confluence, AWS, Docker, Kubernetes, HAProxy, Nginx, Elastic Stack
1mo
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Senior Software Engineer / Back-End Developer
Arlington or Woburn
$134k-$184k/yr OnsiteFull Time
5+ YOE5+ years of enterprise back-end software experience; active Secret security clearance with Top Secret eligibility; degree in software engineering, computer engineering, or computer science; mobile OS knowledge; OO programming, Linux, and shell scripting; design of platform components.
Linux, Shell scripting, CUDA, AWS, Python, Java, C++, Machine Learning, ETL, Geospatial, SQL
1w
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Sr. Python Engineer, Agentic AI
Washington, District of Columbia, United States
$168k-$252k/yr HybridFull Time
7+ YOESenior backend engineer with Python experience, AI/agentic workflows, scalable systems, observability, and mentorship.
Python, FastAPI, Asyncio, LLMs, APIs, Microservices, Distributed Systems
2w
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Software Development Engineer, Senior
Washington, District of Columbia, United States
$69k-$158k/yr HybridFull Time
3+ YOE3+ years production software, cloud platforms (Azure/AWS/GCP), Docker, backend frameworks, Python, CI/CD, and public trust eligibility.
Azure, AWS, GCP, Docker, Python, CI/CD, Backend frameworks
2mo
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Lead Software Engineer
Arlington, Virginia, United States
$161k-$266k/yr HybridFull Time
Bachelor's degree in Computer Science or related field; senior/lead software engineering experience; strong backend with Java (preferred) or C#/Python; experience with data platforms and AWS.
Java, Python, Databricks, Airflow, Snowflake, Aws, Jenkins, Splunk
1mo
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Software Engineer Level 4
Annapolis Junction, Maryland, United States
OnsiteFull Time
Backend developer with data engineering and API development; Python, FastAPI, PostgreSQL, Elasticsearch; TS/SCI with CI Poly.
Python, FastAPI, PostgreSQL, Elasticsearch
12h
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Software Engineer
Needham or Arlington
$90k-$110k/yr OnsiteFull Time
BS or MS in CS; proficient in Python/Java; MongoDB/PostgreSQL; frontend and backend development; AI/ML frameworks; AWS; MLOps; strong communication; adaptable; agile environment.
Python, Java, MongoDB, PostgreSQL, JavaScript, React, Redux, HTML5, CSS/SASS, AWS, EC2, S3, TensorFlow, PyTorch, Scikit-Learn, OpenAI APIs, CI/CD, MLOps
1w
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Senior Software Engineer (Command & Control)
Santa Barbara or Arlington or Reston
$155k-$185k/yr OnsiteFull Time
5+ YOEBachelor's in CS/Engineering; 5-8+ years backend experience; Python, API design; distributed systems; cloud (AWS); relational DBs.
Python, AWS, PostgreSQL, REST API, Docker, Kubernetes
1mo
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Software Developer – Junior (Team 01)
Washington, District of Columbia, United States
$100k-$115k/yr OnsiteFull Time
1+ YOEJunior software developer with 1+ year experience in backend/full-stack; TS/JS/Java/Go/Python/.NET; Agile; Git; TS/React; Top-Secret clearance with SCI eligibility; BS in CS/IS/Engineering or related field.
Java, JavaScript, Go, Python, Typescript, .NET, Java Spring, Node.js, Go Gin, AngularJS, React, NextJS, Hibernate, Struts, Git, Jira, Jenkins, Terraform, Nexus, Ansible, Ansible Tower, AWS, Azure, Linux, Windows Server
10h
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Software Engineer - IAM
Washington, District of Columbia, United States
$192k-$213k/yr OnsiteFull Time
3+ YOE3+ years backend/platform development in Java or Python; distributed systems; AWS/Snowflake; IAM/security fundamentals; production ownership.
AWS, S3, Snowflake, Immuta, ABAC, RBAC
3w
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Senior Software Engineer
Washington or United States
$110k-$155k/yr HybridFull Time
5+ YOE5+ years Python backend development; Django; database design (MySQL/PostgreSQL); remote collaboration skills; strong problem solving and communication.
Python, Django, MySQL, PostgreSQL, REST APIs
2mo
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Senior Staff Software Engineer
Boston or Brooklyn or San Francisco or Washington
$225k-$265k/yr HybridFull Time
12+ YOE12+ years backend or data-driven software; cloud deployments; lead engineers; strong communication; ownership of architecture and delivery.
Python, TypeScript, SQL, Docker, Git, Kubernetes, FastAPI, AWS, Azure, MLFlow, Temporal, Postgres, Databricks, OpenSearch
2w
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Software Engineer - 90402844 - Washington DC, Philadelphia PA or Wilmington DE (US)
Washington or Wilmington or Philadelphia
$72k-$93k/yr OnsiteFull Time
1+ YOEBachelor’s degree or equivalent; 1+ year software engineering; Java, Python, SQL; frontend/backend development; CI/CD and cloud; onsite in DC/DE/PA.
Angular, React, Java, Python, SQL, NoSQL, AWS, Azure, CI/CD
2mo
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Associate Software Engineer
Arlington or Mount Laurel
$72k-$114k/yr OnsiteFull Time
0+ YOE0–2+ years backend development; BS in a related field; proficient in Python/Java/C++/C#; ability to travel; knowledge of SDLC; APIs and databases; distributed systems; security practices.
Python, Java, C++, C#
2w
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Software Engineer - IAM
Washington, District of Columbia, United States
$192k-$213k/yr OnsiteFull Time
3+ YOE3+ years backend/platform experience; AWS/Snowflake; IAM/security fundamentals; ownership of production systems; strong collaboration.
Java, Python, AWS, Snowflake, S3, Immuta
2mo
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Senior Software Developer
Washington, District of Columbia, United States
$113k-$188k/yr OnsiteFull Time
8+ YOE8+ years of professional software development in secure or regulated environments; strong backend and frontend skills; TS clearance or ability to obtain; US citizenship.
Java, Spring Boot, DotNet/C#, Python, Node.js, React, Angular, Vue, PostgreSQL, Oracle, CI/CD, GitLab CI, Jenkins, GitHub Actions, Docker, Kubernetes/OpenShift, Terraform, CloudFormation, RMF, STIGs, FedRAMP, AWS GovCloud, Azure Government
2mo
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Lead Software Engineer - Remote
Minneapolis or Washington, D.C.
$113k-$193k/yr RemoteFull Time
8+ YOE8+ years software engineering; 4+ years backend (Python/FastAPI or Node.js) and API development; 3+ years frontend (React/Angular with TypeScript); 3+ years cloud deployment (AWS/Azure/GCP); technical leadership on cross-functional initiatives; strong DevOps and security focus.
React, Angular, TypeScript, Python (FastAPI), Node.js, RESTful APIs, Asynchronous and event-driven workflows, Docker, Cloud (AWS/Azure/GCP), GitHub Actions, CI/CD, OAuth2, RBAC, Observability, AI/ML tooling
4w
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SharePoint Engineer (Back End) - TS/SCI
Annapolis Junction or Sterling
$147k-$199k/yr OnsiteFull Time
General Dynamics Information TechnologyNYSE: GD: Provides mission-critical IT services to government and defense organizations.
8+ YOE8+ years of related experience; active TS/SCI clearance with CI poly; DoD 8570 IAT II certs; Bachelor’s degree; experience with SharePoint, security controls, PowerApps, Power Automate, and back-end languages.
SharePoint, PowerApps, Power Automate, Azure, Microsoft 365, Python, JavaScript, RBAC, MFA, DLP
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
1w
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Senior Full Stack Software Engineer - Consumer Operations
Austin or Chicago or Washington or New York City
$130k-$160k/yr HybridFull Time
5+ YOESenior full-stack role focused on building high-quality software; collaborate with cross-functional teams; strong frontend and backend skills in modern web tech.
React, Typescript, JavaScript, Python, Snowflake, AWS, Terraform, SQL, MySQL, GitHub Actions, OpenAI
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
4w
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Principal Engineer - Agentic AI Applications
Washington, District of Columbia, United States
$168k-$230k/yr HybridFull Time
12+ YOE12+ years software engineering; 4+ years in technical leadership; production experience with LLM-powered or agentic systems; Python backend expertise; strong observability, architecture, and testing skills
Python, LangGraph, AutoGen, CrewAI, TypeScript, Node.js, RAG pipelines, vector databases, tool-calling APIs, multi-step reasoning
1mo
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Tech Lead / Full Stack Engineer
Alexandria, Virginia, United States
RemoteFull Time
8+ YOE8+ years software engineering; strong Python backend with FastAPI/Flask; React/TypeScript frontend; containerized architectures; cloud AWS; DoD/government programs; strong communication.
Python, FastAPI, Flask, React, TypeScript, MongoDB, Redis, Docker, Kubernetes, AWS, OpenAI API, Terraform, GitLab CI, GitHub Actions
2mo
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Senior Full-Stack Engineer
Culver City or Linthicum or Allen or Woodcliff Lake or Chicago or Orlando or Baton Rouge or Waltham or Phoenix or Harrisburg or West Valley City or Austin or Alpharetta or San Diego or Indianapolis or Lexington or Parma or Little Rock or Asheville or Birmingham or Chantilly or Washington or Brentwood or Plantation or Fort Collins or San Mateo or Schaumburg or Brooklyn
$140k-$180k/yr OnsiteFull Time
7+ YOE7+ years in software development; Bachelor's degree in CS/Engineering; backend (Node.js) and frontend (React) experience; API integrations; cloud and database experience.
Node.js, HapiJS, Python, JavaScript, React, SQL, Serverless, Lambda, CloudFormation, Elastic Beanstalk, EC2, VPC, DynamoDB, RDS, G Suite, Microsoft Graph, Okta, OneLogin, Slack, Linux, Docker, Datadog, CloudWatch, MQTT, log/data pipelines
1w
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Full Stack AI Developer
Arlington, Virginia, United States
$95k-$115k/yr HybridFull Time
1+ YOEFull Stack AI Developer with 1-3 years software development, backend Python and frontend React/JS, AI/NLP, RAG pipelines, SQL, Git, Agile.
Python, Java, JavaScript, TypeScript, React, SQL, Git, Docker, AWS, Azure, GCP, LangChain
2mo
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Senior Developer, Applied AI
Charlottesville or New York or Washington
$106k-$170k/yr RemoteFull Time
5+ YOE5+ years of professional software development; strong full stack/backend experience; Python and/or TypeScript/Node.js; AI solution experience using OpenAI/Azure/OpenAI or similar; familiarity with search/retrieval technologies; experience with enterprise integrations.
Python, TypeScript/Node.js, OpenAI, Azure OpenAI, Anthropic, vector databases, enterprise search, Microsoft 365, Teams, SharePoint, Atlassian, Salesforce
1w
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AI Platform and Applications Engineer
Washington, District of Columbia, United States
$103k-$185k/yr HybridFull Time
8+ YOEBachelor's degree or equivalent; 8-10 years software/platform engineering; 2-3 years AI/LLM experience; strong Python/TypeScript; API and backend experience; AI-enabled apps with LLMs, embeddings, retrieval; RAG and agentic workflows; containerized deployments; Linux; observability; strong communication.
Python, TypeScript, Node.js, APIs, Linux, Git, Docker, CI/CD, observability, vector databases, embeddings, RAG, llama.cpp, Hugging Face
2mo
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Staff Engineer, AI Core
Palo Alto or Miami or Washington or Durham or Toronto
HybridFull Time
Experience as a Staff Engineer or Senior Engineer shipping complex, large-scale consumer-facing mobile apps; strong backend and AI/ML data-pipeline experience; leadership and mentorship.
Flutter, AWS, Go, Java, Python, Clojure, Microservices, Event-driven
1mo
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AI Engineer
Annapolis Junction, Maryland, United States
OnsiteFull Time
Strong Python, backend languages (Java/Go/C++/Scala), SQL; ML frameworks (TensorFlow, PyTorch, Scikit-learn, Hugging Face); AWS with MLOps; REST/gRPC; Docker/Kubernetes; CI/CD; big data (Spark/Hadoop); data modeling and analytics.
Python, Java, Go, C++, Scala, SQL, TensorFlow, PyTorch, Scikit-learn, Hugging Face, Docker, Kubernetes, Jenkins, GitLab CI, GitHub Actions, Terraform, CloudFormation, AWS, Spark, Hadoop, Flink, Kafka, PostgreSQL, MySQL, MongoDB, Elasticsearch, DynamoDB
HiringCafe market data
Backend Python Software Engineer Jobs market signals in Leonardtown, 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
64
Hiring companies
40
Fresh sample
55% new in 30d
Salary visibility
80% show pay
Companies appearing in this market
Booz Allen HamiltonAmentumBase-2 SolutionsComcastBoeing Intelligence & AnalyticsNoetic StrategiesUmbraUpside
Work location mix in visible results
Onsite: 27Hybrid: 22Remote: 6