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Python Software Developer Jobs in Smyrna, DE, US
210+ python software developer jobs from 83 companies hiring in Smyrna, DE, US.
2mo
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Entry-Senior Software Engineer- TS/SCI w/ Polygraph
Annapolis Junction, Maryland, United States
$95k-$230k/yr OnsiteFull Time
Software engineer with Java, Python, Git; containerization; CI/CD; Agile; Spring, Hibernate, MySQL; BS in CS or related, 4 years exp may substitute
Java, Python, Git, Shell, Maven, JavaScript, HTML, CSS, JUnit, IDEs, Docker, Kubernetes, OpenShift, GitLab CI, SonarQube, Spring, Hibernate, MySQL, Web Services, Vaadin
3w
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Senior Software Engineer
Annapolis Junction, Maryland, United States
$170k-$230k/yr OnsiteFull Time
7+ YOEActive TS/SCI with poly clearance required; 9 years with bachelor's or 7 years with master's; US citizenship; AWS, microservices, API development, Lambda, RDS, Grafana, Prometheus, MongoDB, DocumentDB.
Java, Spring Boot, Python, AWS, MongoDB, RDS, Grafana, Prometheus, DocumentDB, COTS/GOTS
2w
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Software Developer (Engineer Software 3) - 28228 (Aberdeen Proving Ground, MD, Remote, United States)
Aberdeen Proving Ground, Maryland, United States
$100k-$130k/yr HybridFull Time
5+ YOESenior software engineer with 5+ years experience, proficient in C++, experience in space domain simulations, ability to obtain Top Secret clearance.
C++, Python, GitLab, Jira, Confluence, Discourse
1mo
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Lead Software Engineer, Full Stack
Wilmington, Delaware, United States
$179k-$205k/yr OnsiteFull Time
4+ YOESenior full-stack software engineer with 4+ years of software development experience; cloud experience (AWS/Azure/GCP); leadership and mentoring skills.
JavaScript, Java, TypeScript, Python, Go, SQL, HTML/CSS, Docker, Kubernetes, AWS, Open Source Databases, NoSQL
1d
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Software Development Engineer I
Washington or Reston or San Diego or San Francisco or Wilmington or Phoenix or Los Angeles or Houston or Boston or Austin or Atlanta or Raleigh or Baltimore or New York or Dallas or Palo Alto or Short Hills or Minneapolis or Chicago or Seattle or Philadelphia or Miami
$37-$59/hr HybridFull Time
1+ YOE1-3 years programming with Node.js, Python, C#, Razor, MVC; SQL databases; JavaScript frameworks; HTML/CSS; strong communication.
Node.js, Python, C#, Razor, MVC, Visual Studio Code, MS Graph, APIs, Git, Azure DevOps, SQL, HTML, CSS, JavaScript
2w
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Cloud Software Engineer CSWE2 - 27151
Hanover, Maryland, United States
OnsiteFull Time
Experience with DevOps, ElasticSearch, NiFi, Python, Java/Spring Boot, and Angular.
Python, Java/Spring Boot, Angular, Elastic Search, NiFi, DevOps
2w
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Senior Software Developer
Annapolis Junction, Maryland, United States
$203k-$249k/yr OnsiteFull Time
12+ YOETop Secret clearance with Full Scope Polygraph; US citizenship; 12 years of relevant experience with a technical Bachelor's; additional 4 years experience substitutable for degree; on-site work
Python, JavaScript, Linux, Git, Docker, Kubernetes
1mo
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Software Engineer Mid Level
Hanover, Maryland, United States
$185k-$205k/yr OnsiteFull Time
14+ YOEFourteen years of SWE experience in programs/contracts of similar scope; Bachelor’s degree in a technical discipline; active security clearance with poly required.
Java, JavaScript, Python, AWS, API Gateway, Lambda, Secrets Manager, Parameter Store, Step Functions, DynamoDB, Aurora PostgreSQL, Jenkins, GitHub, CodePipeline, Angular, Vue, PostgreSQL, CI/CD, Jira, Confluence
1w
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Software Engineer - Early Career
Camden or Moorestown
OnsiteFull Time
0+ YOEBachelor’s degree in Computer Science or equivalent; OO C++ experience; automated testing tools; US citizen; ability to obtain government security clearance
C++, UML, Linux, Git, JIRA, Confluence, Python
2mo
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Senior Software Engineer - Vehicle Modeling
Sunnyvale or Mountain View or Milford
$129k-$198k/yr HybridFull Time
3+ YOEBachelor's degree in Mechanical Engineering, Applied Physics, Aerospace Engineering, Computer Science, or related field; 3+ years in vehicle modeling; expertise in vehicle system modeling; strong Python and C/C++; Matlab/Simulink and data analysis experience.
Python, C/C++, Matlab/Simulink, System ID, data analysis
2mo
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Full Stack Software Engineer, Senior
Hanover or Annapolis Junction
$87k-$198k/yr HybridFull Time
5+ YOESenior full stack engineer with 5+ years' experience, Python/React/FastAPI, Docker, Agile, TS/SCI clearable, and degree or equivalent experience.
Python, React, FastAPI, Docker, APIs, UNIX/Linux
2w
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Engineer 4, Software Development & Engineering-3343
West Chester, Pennsylvania, United States
HybridFull Time
7+ YOESeven years of database administration experience, including Teradata; expertise in Presto, Hadoop, HIVE, HDFS, MinIO; automation with Python/Shell; cloud experience with AWS Redshift; SOX compliance experience.
Teradata, Presto, HIVE, HDFS, MinIO, Python, Shell Scripting, AWS Redshift
1mo
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Software Developer
Hanover, Maryland, United States
OnsiteFull Time
7+ YOEMid-level software engineer with TS/SCI with poly, 7+ years of experience, backend focus, and experience with CI/CD (GitLab).
Docker, Kubernetes, GitLab, Java, C++, JavaScript, Python
1mo
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Cloud Software Engineer III (TS/SCI w/ Polygraph)
Annapolis Junction, Maryland, United States
OnsiteFull Time
12+ YOESenior cloud software engineer with 12 years exp in Big-Data/cloud, TS/SCI w/ Poly required; BS in CS or related field; multiple cloud/IR qualifications.
Java, Hadoop, Cloudera, MapReduce, YARN, HDFS, HBase, Zookeeper, MongoDB, REST, Maven, Unix/Linux, Python, CFEngine, Bash, Ruby, Eclipse, JVM, VMware, J2EE, Selenium
1mo
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Full Stack Software Engineer- AI Infrastructure
Annapolis Junction, Maryland, United States
OnsiteFull Time
Tiber Technologies: Providing specialized engineering and security services for federal missions.
Must be a U.S. citizen with active polygraph clearance; bachelor's degree in CS/engineering or related field; strong background in building scalable production systems and cloud/Kubernetes environments.
AWS, Kubernetes, Python, OpenTelemetry, Grafana, Prometheus, LangChain, vLLM, LiteLLM
1mo
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Senior Front-End Software Engineer
Fort Meade, Maryland, United States
$132k-$290k/yr OnsiteFull Time
12+ YOETS/SCI with Polygraph; BS/MS in CS or related; 12+ years with BS or 10+ with MS; 4+ years SWE substitution; expertise in 3+ areas; 10+ years in 4 areas.
Python, Java, C++, Svelte, TypeScript, MongoDB, Unix/Linux, XML, PHP, Perl
3mo
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Software Integrator, Senior
Aberdeen Proving Ground, Maryland, United States
$87k-$198k/yr OnsiteFull Time
5+ YOESenior software integrator with 5+ years in OS-level software; TS/SCI clearance; Bachelor's in STEM; proficient in YAML, .NET, Go, JSON/XML/HTML/CSS/React/Python; Git/Bitbucket/Jenkins/CI/CD; PowerShell/Batch; embedded software design.
YAML, .NET, Go, JSON, XML, HTML, CSS, React, Python, Git, Bitbucket, Jenkins, CI/CD, PowerShell, Batch
3w
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Associate Database Platform Developer
Wilmington, Delaware, United States
$90k-$110k/yr HybridFull Time
Experience with Python, Perl, or Java; basic SQL and relational databases; software development basics; strong problem solving; team collaboration.
Python, Perl, Java, SQL
3w
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Manager Software Engineering
Fort Washington, Pennsylvania, United States
OnsiteFull Time
10+ YOE5+ MgmtSenior software engineering leader with 10+ years of experience, 5+ in leadership; strong Java/JavaScript/Python; cloud, DevOps, CI/CD; security, architecture, mentorship.
Java, JavaScript, Python, Cloud, DevOps, CI/CD, Docker, Kubernetes, Spring Boot, ORM, Git, Elasticsearch, Logstash, Kibana, Splunk
1w
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Software Engineer II
Wilmington, Delaware, United States
$153k-$162k/yr OnsiteFull Time
5+ YOEBachelor’s in Computer Science or related field plus 5 years of experience; Hadoop Hive, Shell Scripting, Python, Snowflake, Informatica, Git/Bitbucket, Spark, Airflow/Automic, SQL Server.
Hadoop, Hive, Shell Scripting, Python, Snowflake, Informatica, Git/Bitbucket, Spark, Apache Airflow, Automic, SQL
4d
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00584-Software Engineer 3
Annapolis Junction, Maryland, United States
$175k-$235k/yr OnsiteFull Time
20+ YOETop Secret/SCI clearance with NSA Full Scope Poly, 20+ years SWE experience, BS in CS or related, 6+ years recent development; salary commensurate with experience.
Java, Python, NiFi, DataXplorer, GMAE, XML, CSV, JSON, Pig, MapReduce, Spark, Hadoop, Scala
2w
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Software Engineer - Agentic AI Platform
Annapolis Junction or Herndon or Reston
$104k-$166k/yr OnsiteFull Time
5+ YOEBS with 5 years, MS with 3 years, or PhD with AI/ML experience; strong Python; agentic systems; LLM APIs; FastAPI/React; Docker/Kubernetes; PostgreSQL; US Citizenship required.
Python, FastAPI, React, Docker, Kubernetes, PostgreSQL, Airflow, Prefect, Celery, LangChain, LangGraph, DeepAgents, OpenTelemetry, Jaeger, Prometheus
3w
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Application Engineer - III
Malvern, Pennsylvania, United States
HybridFull Time
5+ YOESenior-level software engineer responsible for analysis, design, development, and deployment of applications and databases.
Java, Spring Boot, Angular, Node JS, AWS, CloudFormation, ECS, Fargate, DynamoDB, S3, Lambda, IAM, SQL, GitHub, Bitbucket, Bamboo, CI/CD, TDD/BDD, Splunk, Honeycomb, Python
3w
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Internship - Software Quality Assurance (SQA)
Newark, Delaware, United States
$23-$28/hr OnsiteFull Time
Pursuing or recently completed degree in CS/CE/ECE; programming in C#, Python; knowledge of software testing; familiar with CI/CD and source control.
C#, Python, Git, Selenium, pytest, NUnit, xUnit, Robot Framework, CI/CD tools, Azure DevOps, Jenkins, GitHub Actions, GitLab CI
2mo
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CPE SETA_Software Engineer III (Graphics Support, Web Designer)
Aberdeen Proving Ground, Maryland, United States
$120k-$130k/yr HybridFull Time
10+ YOEBachelor's degree in CS/Design; 10+ years in web design and development with HTML, CSS, JavaScript; Photoshop/Dreamweaver; able to substitute associate degree with 12+ years.
HTML, CSS, JavaScript, Python, PHP, SQL, Photoshop, Dreamweaver, PowerPoint, UNIX, Windows
2mo
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Full Stack Developer (MD, Hanover)
Hanover, Maryland, United States
OnsiteFull Time
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
1mo
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Senior Backend Engineer – AI Agent
Wilmington, Delaware, United States
RemoteFull Time
5+ YOE5+ years backend development; Python or Node.js; SQL/NoSQL databases; REST APIs; microservices; cloud (AWS/Azure/GCP); AI infra experience preferred.
Python, Node.js, SQL, NoSQL, RESTful APIs, Microservices, AWS, Azure, GCP, AI infrastructure
1mo
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Software Engineering Intern (Cyber focus)
Edgewood, Maryland, United States
$15-$35/hr OnsiteFull Time, Internship
Pursuing Bachelor's or Master’s in CS/CE/Cybersecurity; Python scripting; Linux/Windows admin; REST APIs; vulnerability scanning concepts; automation/DevOps familiarity; strong communication.
Python, REST APIs, JSON, CSV, XML, Linux, Windows, Jira, Nessus, Ollama
3w
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Senior Automation Developer
Camden, New Jersey, United States
$90k-$105k/yr HybridFull Time
4+ YOE4+ years automation development in Microsoft ecosystem; degree in CS or equivalent; experience with AI agents, RPA, data pipelines; Power Automate; Azure; APIs; scripting.
Microsoft Power Automate, Power Platform, Copilot Studio, Copilot agents, WorkIQ, Azure, SQL, Power BI, Python, PowerShell
3w
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Mid-Level Application Developer
Fort Meade, Maryland, United States
$70k-$190k/yr OnsiteFull Time
6+ YOETS/SCI with polygraph; 6 yrs experience or 4 yrs with B.S./4 yrs M.S; proficient in C/C++/Python; Unix; network programming; Jira/Confluence; Git/Subversion.
C/C++, Python, Unix, Network Programming, Jira, Confluence, Git, Subversion
4w
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Back End Developer (7+ Yrs and Clearance Required) – San Antonio, TX
San Antonio or Fort Meade
HybridFull Time
7+ YOE7 years of software development experience; AWS, Kubernetes, RESTful APIs; Jenkins/GitLab; TS/SCI clearance; US citizen.
AWS, Kubernetes, Red Hat Linux, Jenkins, GitLab, Docker, OpenJDK, Ansible, Packer, Maven, Java, Python, PostgreSQL, RDS, Exodus, Luna
4d
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AI Engineer
Auburn or Aberdeen
OnsiteFull Time
5+ YOEBachelor’s degree in engineering, computer science, or related field; 5+ years AI experience; agentic AI; cloud platforms; programming in Go/C++/Python; US citizenship and ability to obtain clearance; willing to travel.
Go, C++, Python, JetBrains, VSCode, REST, GraphQL
1mo
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Senior Developer (Newtown Square, PA, US, 19073)
Newtown Square, Pennsylvania, United States
$153k-$196k/yr OnsiteFull Time
4+ YOEBachelor's or Master’s in CS/Data Science with 4–6 years of related experience; strong Java/Python, frontend, and devops skills.
Java, Python, HTML, CSS, AngularJS, Sonar, JUnit, Sahi, SOAP, REST, SQL, SCM, Jira, CI/CD, Machine Learning
2mo
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Lead CNO Developer (Onsite)
Annapolis Junction, Maryland, United States
OnsiteFull Time
12+ YOE5+ MgmtBachelor’s degree plus extensive experience; 12+ yrs in programming (Assembly, C, C++, Java, Perl, Python); 10+ yrs on CNO tools; 5+ yrs leading teams; 4+ yrs evading IDS; 4+ yrs sockets programming.
Python, C, C++, Java, Perl, Assembly, Bash, PowerShell, IDA Pro, Ghidra, OllyDbg, Git, Networking, IDS evasion
2mo
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Full Stack Developer (Power Automate + AI)
Aberdeen, Maryland, United States
HybridFull Time
5+ YOE5+ years in software engineering; Power Automate and Power Platform expertise; DoD security clearance; strong stakeholder collaboration; secure integrations.
C#, .NET, Node.js, Python, Power Automate, Power Apps, Power BI, Dataverse, SharePoint, Azure, ALM, Graph/REST
1mo
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C++/CUDA-Signal Processing Engineer
Aberdeen Proving Ground, Maryland, United States
$140k-$176k/yr OnsiteFull Time, Contract
3+ YOEBachelor's in Computer Science; 3+ years C++, CUDA; TS/SCI clearance; Git; MATLAB; Linux; Python; multithreading/optimization.
C++, CUDA, Git, MATLAB, Linux, Python
2w
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Cleared Senior Software Researcher
Annapolis Junction, Maryland, United States
OnsiteFull Time
Active TS/SCI with Full Scope Poly; Bachelor's degree or 4 years relevant experience; proficiency in C, Python, and Assembly; understanding of software vulnerabilities and distributed architectures.
C, Python, Assembly
1mo
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Flight Test Engineer
Coatesville, Pennsylvania, United States
$140k-$160k/yr OnsiteFull Time
5+ YOE5+ years in VTOL/system development; experience with mechanical/electrical testing; Python and design software proficiency; bachelor’s in engineering; ability to obtain security clearance.
Python, Microsoft Office, Engineering design software
3mo
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Eng Sr Prin II - Test
Annapolis Junction, Maryland, United States
$150k-$254k/yr OnsiteFull Time
10+ YOEJava expertise; broad experience with Java/JEE, Python, C/C++, SQL, SOAP/WSDL; UI development; cryptography knowledge; Windows/Linux; web services; strong software principles; effective communication; independent thinker.
Java, Python, C/C++, SQL, SOAP/WSDL, PERL, PowerShell, Eclipse, Postgres, Oracle, Jenkins, JSON, HTML, XML, XSLT
6d
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Senior Systems Engineer
Aberdeen Proving Ground, Maryland, United States
$135k-$155k/yr OnsiteFull Time
10+ YOEBachelor's in CS/Engineering; 10+ years experience; active Secret clearance; RF, systems/communications, or software engineering; MATLAB/Python; travel up to 25%.
MATLAB, Python, RF test equipment, data analysis tools
HiringCafe market data
Python Software Developer Jobs market signals in Smyrna, DE, 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
210+
Hiring companies
83
Fresh sample
53% new in 30d
Salary visibility
62% show pay
Companies appearing in this market
Capital OneVanguardSAPBlackRockBooz Allen HamiltonComcastDalcom EngineeringHologic
Work location mix in visible results
Onsite: 40Hybrid: 17Remote: 1