Python Developer Jobs in Timonium, MD, US

1mo

Save

Mark Applied

Hide

1mo

Software Engineer

Warrenton or Denver or Fort Meade

OnsiteFull Time

Altamira TechnologiesNYSE: PSN: Provides data analytics and engineering for national security missions.

Strong Java skills; full-stack development; experience with Java, JavaScript/TypeScript, Python, Angular, ELK stack; BS in CS/CE/EE; TS/SCI with poly; CI/CD experience.

Java, JavaScript, TypeScript, Angular, React, Elasticsearch, Python, REST, Docker, Kubernetes, Helm, Redis, NoSQL, SQL, Android

Save

Mark Applied

Hide

Full Stack Palantir Foundry Developer

Arlington or Seattle or Denver or Chicago or Ridley Park or El Segundo or Saint Louis or Seattle

$149k-$215k/yr HybridFull Time

BoeingNYSE: BA: Designs and manufactures aircraft, defense systems, and space technology.

5+ YOEFull stack software development with 5+ years experience; React/TypeScript; Python/PySpark; ontology/taxonomy development; Foundry experience preferred.

ReactJS, Redux, JavaScript, TypeScript, Python, PySpark, REST, Git, S3/Parquet

3mo

Save

Mark Applied

Hide

3mo

Software Engineer III

Annapolis Junction, Maryland, United States

OnsiteContract

ProSync Technology Group: Provides specialized engineering and cyber intelligence services for defense agencies.

5+ YOEDevelop, enhance, and sustain automation tools for HPC Linux environments; strong Linux, Python, Bash, Ansible, GitLab/Jenkins, and Git; TS/SCI clearance required.

Linux, Bash, Python, Ansible, GitLab CI, Jenkins, Git, Docker, Kafka, Keycloak, HashiCorp Vault, Splunk, NetBox, JIRA, Confluence

1mo

Save

Mark Applied

Hide

1mo

Software Development Engineer

Tysons, Virginia, United States

OnsiteFull Time

Meibel: Provides a runtime platform for managing and scaling explainable AI.

3+ YOE3+ years backend development; proficient in Node.js, Go, or Python; Docker and Kubernetes; cloud platforms AWS/GCP/Azure; RESTful APIs; PostgreSQL/MongoDB; CI/CD; backend design, security, and performance.

Node.js, Go, Python, Docker, Kubernetes, PostgreSQL, MongoDB, AWS, GCP, Azure

3mo

Save

Mark Applied

Hide

3mo

Software Developer, Journeyman (Security Clearance Required)

Arlington or Pensacola

$81k-$139k/yr HybridFull Time

ICFNASDAQ: ICFI: Provides advisory and technology services to government and commercial clients.

3+ YOEBachelor’s or Master’s degree in Computer Science or Software Development or related field, with at least 3 years of relevant experience; 1+ year Python development; 1+ year AWS serverless; active security clearance; US citizenship.

Python, AWS, Hadoop/Cloudera, Spark, Power BI, Splunk, Bash, PowerShell, Wireshark, tcpdump, Zeek, SiLK, YAF, Linux, Databricks

1mo

Save

Mark Applied

Hide

1mo

Java Software Engineer

Annapolis Junction, Maryland, United States

$147k-$249k/yr OnsiteFull Time

BAE SystemsLondon Stock Exchange: BA.: Produces advanced defense, aerospace, and information security systems.

Bachelor's in CS or related; experience with Java/JEE, Python, C/C++, SQL, SOAP/WSDL; UI development; Windows/Linux; Jenkins; TS/SCI Polygraph; strong software development principles.

Java, Python, C/C++, SQL, XML, HTML, Tomcat, WebLogic, JBoss, Jenkins, Postgres, Oracle, Selenium, Mockito, Cucumber, UFT, FitNesse, TDD, SAFe

Save

Mark Applied

Hide

Software Engineer, TS/SCI FSP

McLean, Virginia, United States

OnsiteFull Time

The Metamorphosis Group: Provides technical and intelligence support services to government agencies.

Agile development experience; design, develop and implement software; cloud and DevOps familiarity; strong Python, Java/JavaScript skills; AWS proficiency; React, Lambda, SQS; Jira usage.

Python, Java, JavaScript, React, Spring-boot, Lambda, SQS, AWS, Azure, Databricks, Spark, Git, Jenkins, Nexus, Jira, VPNs, Proxies, eSIMs

2mo

Save

Mark Applied

Hide

2mo

Software Engineer II

Annapolis Junction, Maryland, United States

$76k-$144k/yr OnsiteFull Time

RTXNYSE: RTX: Provides advanced aerospace and defense systems and services.

2+ YOESTEM degree with ~2 years of software development experience in C++ on Linux; proficient in Python, scripting, XML, and web GUI basics.

C++, Linux, Python, Bash, Perl, JavaScript, XML, Git, Qt, Angular, TensorFlow

2mo

Save

Mark Applied

Hide

2mo

Full Stack Developer (MD, Hanover)

Hanover, Maryland, United States

OnsiteFull Time

Eccalon: Develops cybersecurity, AI, and defense technology solutions for government.

3+ YOE3+ years as a full stack developer; React/Next.js; Node.js/Python; DoD/regulatory experience a plus; AI/LLM integration experience.

React, Next.js, Node.js, Python, AWS, PostgreSQL, DynamoDB, MongoDB, REST APIs, Git

2mo

Save

Mark Applied

Hide

2mo

Software Engineer 3

Annapolis Junction, Maryland, United States

OnsiteFull Time

RealmOne: Provides technology and intelligence services for national security missions.

20+ YOETwenty years SWE experience; BS in computer science; strong Python, Kubernetes, Git, CI/CD, sprint development; RF experience; active security clearance with polygraph.

Python, Kubernetes, Git, CI/CD, Sprint

1mo

Save

Mark Applied

Hide

1mo

Staff Engineer

Washington, District of Columbia, United States

$140k-$150k/yr HybridFull Time

Bully Pulpit International: Provides strategic communications and public affairs services.

7+ YOE7+ years of full-stack software development; strong Python/Django and React; cloud (AWS/GCP/Azure); containers (Docker); CI/CD; experience with LLMs and AI tooling; project leadership and strong communication.

Python, Django, React, AWS, GCP, Azure, Docker, CI/CD, Snowflake, dbt, LLM APIs, retrieval-augmented generation

1mo

Save

Mark Applied

Hide

1mo

Software Engineer

Annapolis Junction, Maryland, United States

$150k-$185k/yr OnsiteFull Time

Peterson Technologies: Engineering firm providing data and cyber solutions for defense.

7+ YOEDevelop, maintain, and enhance software systems; require TS/SCI with polygraph eligibility; 7+ years of software engineering experience; bachelor's degree or 11+ years without a degree; Java, AWS, Python; MongoDB preferred.

Java, AWS, Python, MongoDB

Save

Mark Applied

Hide

Staff Software Development Engineer - Person API

Mountain View or McLean

$218k-$260k/yr OnsiteFull Time

ID.me: Provides secure digital identity verification and authentication services.

8+ YOE8+ years backend API development; experience in Python/Go/Java; REST/GraphQL APIs.

Python, Go, Java, REST, GraphQL, PostgreSQL, NoSQL, Kafka, AWS, GCP, Azure, Kubernetes, OAuth2, OIDC, JWT, APIGateway

Save

Mark Applied

Hide

Senior Software Engineer

Washington or United States

$110k-$155k/yr HybridFull Time

GovExec: Information and intelligence platform for government leaders and contractors.

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

1mo

Save

Mark Applied

Hide

1mo

Embedded Software Engineer

Annapolis Junction, Maryland, United States

OnsiteFull Time

Root Source: Providing specialized software and systems engineering for government agencies.

Develop embedded systems using C/C++, Python; work on Linux/Unix environments; TS/SCI clearance with polygraph; bachelor's degree.

C/C++, Python, Linux, Unix, VxWorks, Ghidra, IDA Pro, GDB, OllyDbg, VMware, OpenStack, Open vSwitch, QEMU

2mo

Save

Mark Applied

Hide

2mo

Senior Developer, Applied AI

Charlottesville or New York or Washington

$106k-$170k/yr RemoteFull Time

CFA Institute: Provides professional credentials and education for the investment industry.

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

2mo

Save

Mark Applied

Hide

2mo

Staff iOS Engineer

Columbia, Maryland, United States

$165k-$200k/yr HybridFull Time

Quidient: Develops 5D scene reconstruction and spatial AI software.

7+ YOE7+ years iOS development; 3+ years 3D/spatial computing; Swift; ARKit/RealityKit/Metal; REST APIs; C++/Python; able to work with loosely defined requirements.

Swift, ARKit, RealityKit, Metal, GPU, AVFoundation, CoreLocation, CoreMotion, VisionKit, ImageIO, CoreML, RESTful API, C++, Python, CI/CD, Git

Save

Mark Applied

Hide

Journeyman Software Developer

Aberdeen, Maryland, United States

$104k-$181k/yr OnsiteFull Time

ParsonsNYSE: PSN: Provides engineering and technology services for infrastructure and defense.

4+ YOEBachelor's in CS/Engineering with 4 years experience or 6 years related software development experience; US citizenship; SECRET clearance; proficiency in Python, C++, Java, C#; CI/CD; DoD/C-UAS experience preferred.

Python, C++, Java, C#, CI/CD, containerization, microservices, cloud

Save

Mark Applied

Hide

Software Engineer (mobile)

Chantilly or McLean

HybridFull Time

M1 Technology: Developing mission-critical technology for the U.S. intelligence community.

Experience with Agile; development, maintenance, and testing of applications; enterprise SecDevOps tools (GitHub, Jenkins); independent testing throughout lifecycle; maintenance of existing infrastructure; development in Ruby, Java, JavaScript, TypeScript, HTML, C/Objective C, R, Python; ensure unit/integration/UAT testing and system changes; mobil...

GitHub, Jenkins, Ruby, Java, JavaScript, TypeScript, HTML, C, Objective C, R, Python, XCode, Swift, SwiftUI

1mo

Save

Mark Applied

Hide

1mo

Embedded Developer 2 (CFG - 041)

Fort Meade, Maryland, United States

OnsiteFull Time

SageCor Solutions: Provides engineering services for the intelligence community.

10+ YOETen years of embedded development experience; C/C++ and Python; experience with Windows/Linux/RTOS; TS/SCI with Polygraph required; degree substitution: 4 additional years of embedded experience for a bachelor’s.

C, C++, Python, Windows, Linux, RTOS, VxWorks, uC/OS

1mo

Save

Mark Applied

Hide

1mo

AI/ML Engineer

Annapolis Junction, Maryland, United States

$200k-$250k/yr OnsiteFull Time

Synergy ECP: Provides cybersecurity and systems engineering for defense agencies.

14+ YOEAI/ML development or integration experience; Terraform with AWS; C++, Python and/or Golang; GPU-enabled apps; large-scale streaming data analytics.

Terraform, AWS, C++, Python, Golang, GPU, Streaming data analytics

2mo

Save

Mark Applied

Hide

2mo

Software Engineer

Annapolis Junction or Hanover

$50k-$290k/yr OnsiteFull Time

The Swift Group: Engineering and technology solutions for the national security community.

US citizen with active TS/SCI clearance; Linux proficiency; programming in Python/Java/C/C++/JavaScript; Git; container tech (Docker/Kubernetes); shell scripting; experience with CI/CD; strong security-focused software development.

Bash, Python, Java, C, C++, JavaScript, Git, Docker, containerd, Podman, Kubernetes, Ansible, FastAPI, React, MongoDB, PostgreSQL, RabbitMQ, Kafka, Elastic Stack, Prometheus, Grafana, Splunk, Jira, Confluence, Slurm, AWS

Save

Mark Applied

Hide

Senior Engineer - Customer Identity

Bethesda or Dallas or Seattle

$75k-$215k/yr HybridFull Time

GEICO: Provides vehicle and property insurance services to consumers.

4+ YOESenior engineer with 4+ years in software development; Java, C++, Python or C#; microservices; cloud; REST/gRPC; Kafka/Azure; DevOps; open-source experience.

Java, C++, Python, C#, SQL, NoSQL, Kafka, Azure Service Bus, Azure tools, AWS

1mo

Save

Mark Applied

Hide

1mo

Senior Software Engineer

Waltham or Lexington or North Bethesda

$119k-$155k/yr HybridFull Time

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

Save

Mark Applied

Hide

NLM Software Engineer I

Bethesda, Maryland, United States

$70k-$95k/yr OnsiteFull Time

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

Save

Mark Applied

Hide

Principal, AI Engineer - Enablement

Louisville or Dallas or Washington D.C.

$157k-$215k/yr HybridFull Time

HumanaNYSE: HUM: Provides health insurance plans and clinical healthcare services.

10+ YOE10+ years software engineering; 3+ years in principal/architect roles; strong .NET, Python; cloud (Azure/AWS/GCP); DevOps; AI/developer tools experience.

.NET, Python, HTML, CSS, JavaScript, React, Angular, Azure, AWS, GCP, Docker, Kubernetes, Terraform, Ansible, CloudFormation, GitHub, Azure DevOps, Artifactory, SonarQube

Save

Mark Applied

Hide

Sr. Developer w/Analytics

Crystal City or United States

$100k-$150k/yr HybridFull Time

Applied Information Sciences: Provides cloud transformation and software engineering services for enterprises.

5+ YOE5+ years software development; analytics experience; U.S. citizenship with DHS 6C Public Trust suitability; Bachelor’s in CS or related field; strong Python/SQL and data tech; ability to work onsite in Crystal City, VA 1–2 days/week.

Python, SQL, PostgreSQL, Oracle, Data Warehouses, Data Lakes, Apache Spark, Databricks, Elasticsearch

2mo

Save

Mark Applied

Hide

2mo

Software Engineer, Microsoft Azure Technologies

College Park, Maryland, United States

RemoteFull Time

BlueVoyant: Provides managed detection, response, and supply chain cyber defense.

Experienced software engineer with Azure SaaS and Function App development, proficient in C# or Python; strong problem-solving, independent work, and learning mindset.

Azure, C#, Python

Save

Mark Applied

Hide

Full Stack Developer

McLean, Virginia, United States

OnsiteFull Time

Bespoke Technologies: Provides technical engineering and data solutions for national security.

Expert full-stack developer with Python, PostgreSQL, AWS, frontend skills (CSS/HTML/JavaScript) and UX experience; poly clearance required.

3mo

Save

Mark Applied

Hide

3mo

Staff Software Engineer, AI

New York or Washington or San Francisco

$200k-$275k/yr OnsiteFull Time

Peregrine Technologies: Data intelligence platform for public safety and government agencies.

8+ YOE8+ years in software development; strong Python/Django; AI/LLMs experience; ownership of features; cross-functional teamwork; NYC-based.

Python, Django, Celery, Airflow, Kafka, React, Redux, Mapbox, PostgreSQL, Elasticsearch, Bedrock, Sagemaker, AWS, Pulumi, Terraform, Kubernetes

Save

Mark Applied

Hide

Fullstack Developer

Arlington, Virginia, United States

$115k-$125k/yr RemoteFull Time

Dexian Government Solutions: Provides diversified IT and engineering solutions to government agencies.

3+ YOE3+ years JavaScript, 5+ years full stack, Python/JS/C#, CS/Web Dev degree, UI/UX experience, professional certifications.

HTML, CSS, JavaScript, TypeScript, jQuery, Angular, React, Node.js, Python, C#, Flask, Django, MySQL, Teradata, Apache, REST, gRPC, Azure, AWS, Kafka, EventHub, Azure DevOps, GitHub, Databricks

Save

Mark Applied

Hide

Software Developer

Columbia, Maryland, United States

OnsiteFull Time

V2XNYSE: VVX: Integrated mission lifecycle support for global defense operations.

Active TS/SCI clearance required; Bachelor's degree in Computer Science/IT/Mathematics or equivalent; Python or OO language experience; Linux or equivalent OS administration/automation.

Python, Bash, Linux, Windows, MacOS, Embedded systems

3mo

Save

Mark Applied

Hide

3mo

Linux Developer (TS/SCI w POLY)

McLean, Virginia, United States

$100k-$160k/yr OnsiteFull Time

Falls Technology: Software engineering and cybersecurity services for government missions.

3+ YOEBS or equivalent; 3+ years in software development; Git; OS internals; C/C++/Python; Linux kernel experience; cross-platform (x86/ARM/MIPS); ability to obtain security clearance.

Git, C, C++, Python, Linux, Unix, Windows, Mac OS

Save

Mark Applied

Hide

Senior Back End Developer

Lackland AFB or Fort Meade

OnsiteFull Time

Titan Technologies: Provides IT solutions and services to government agencies.

10+ YOEDoD TS clearance required; TS/SCI preferred; 10+ years software development; 5+ years backend web development; 10 years relational databases and RESTful APIs; 5 years Python and PostgreSQL; 5 years Jira; 5 years web testing; 5 years leading software programs; 3 years AWS, Kubernetes, RedHat Linux; 5 years with five of: PostgreSQL, RDS, Exodus, Pyth...

Python, PostgreSQL, Docker, Ansible, Terraform, AWS, Kubernetes, OpenStack, Java, Puppet, Chef, Maven, OpenJDK, REST APIs, Git

Save

Mark Applied

Hide

Data Engineer

Carlsbad or Germantown or Englewood or Tempe

$141k-$222k/yr OnsiteFull Time

ViasatNASDAQ: VSAT: Provider of global satellite-based connectivity and secure communication solutions.

5+ YOE5+ years software development with Java/Scala/Python/C/C++, SQL DBMS, Linux, Docker, Git/CI/CD; cloud familiarity (AWS/GCP/Azure); strong analytical skills; BS in a related field; US citizenship required; travel up to 10%

Java, Scala, Python, C, C++, PostgreSQL, MySQL, Oracle, Linux, Docker, Git, CI/CD, AWS, GCP, Azure, Kafka, Spark

Save

Mark Applied

Hide

Senior Software Engineer/Architect

Laurel, Maryland, United States

$105k-$290k/yr OnsiteFull Time

Johns Hopkins University Applied Physics Laboratory: Conducts research and engineering for national security and space.

7+ YOEB.S. in CS/CE; 7+ years software development; Python; technical lead experience; web development with modern JS frameworks; non-relational DBs; TS/SCI eligibility.

Java, Python, JavaScript, Vue.js, ReactJS, Angular, MongoDB, CouchDB, HBase, SQL Server, MySQL, Postgres

2mo

Save

Mark Applied

Hide

2mo

Lead Tools Engineer (Build & Infrastructure)

Timonium or United States

$128k-$156k/yr RemoteFull Time

Xsolla: Provides payment and monetization tools for video game developers.

5+ YOELeads design and development of internal tools for game development, build pipelines, and CI/CD; 5+ years in software engineering and tooling, strong C#/Python, Linux, and CI/CD experience.

C#, Python, Bash, Unity, AWS CDK, CloudFormation, Git, Linux

Save

Mark Applied

Hide

CNO Developer

Annapolis Junction, Maryland, United States

OnsiteFull Time

BigBear.aiNYSE: BBAI: AI-powered decision intelligence for complex mission environments.

Active TS/SCI with Poly; Bachelor's degree or 4 years related experience; strong programming in Python/C/C++; reverse engineering; OS knowledge; Agile; Git.

Python, C, C++, Java, Perl, Assembly, PowerShell, Bash, ID A Pro, Ghidra, OllyDbg, Visual Studio, .NET, Makefiles, Git

1mo

Save

Mark Applied

Hide

1mo

Software Engineer - Entry Level

Annapolis Junction, Maryland, United States

$90k-$112k/yr OnsiteFull Time

Boeing Intelligence & AnalyticsNYSE: BA: Provides intelligence analytics and cyber solutions for national security.

Active TS/SCI with Polygraph; Linux development; Python, C++, Java, or JavaScript; BS in Computer Science or related field; 4 years of additional SWE experience may substitute for a degree.

Linux, Python, C++, Java, JavaScript, Git, Jira, Confluence