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Java Python Developer Jobs in Mount Joy, PA, US
50 java python developer jobs from 29 companies hiring in Mount Joy, PA, US.
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Software Engineer, I - Java
Fort Washington, Pennsylvania, United States
$90k-$100k/yr RemoteFull Time
2+ YOETwo+ years in Java 17+/Spring Boot; experience with React; healthcare IT standards; AI tools Claude; remote work; bachelor's degree or equivalent.
Java, Spring Boot, React, Delphi, Python, MySQL, MongoDB, Claude, AWS, Git, Subversion, REST, FHIR, HL7, CCDA, X12, Networking
1w
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Application Engineer - IV
Malvern, Pennsylvania, United States
OnsiteFull Time
8+ YOEEight years of related experience with strong development skills; in-office five days; proficiency in AWS, Python, Java; troubleshooting and production support.
AWS, Python, Java, MS Office programming tools
3w
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Junior Computer Scientist/Engineer
Aberdeen, Maryland, United States
$75k-$131k/yr OnsiteFull Time
2+ YOEBachelor's in engineering or related field with 2 years software development experience; programming in Python/C++/Java; SECRET clearance required.
Python, C++, Java, Cloud platforms
1w
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Senior Software Applications Developer
West Chester or United States or North America
RemoteFull Time
4+ YOEBachelor’s degree in Computer Science; 4+ years software development; experience with Java, Python, C#; CI/CD tools like Jenkins, GitLab, TeamCity; software design, testing, and automation.
Java, Python, C#, CI/CD, Version Control, Bug Tracking, Automation Frameworks
1mo
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Data Developer Intern
Exton, Pennsylvania, United States
$52k-$78k/yr HybridInternship
Pursuing a Master’s in CS/Software Eng; strong Java or Python; SQL; cloud basics; Agile; data/ETL interest.
Java, Python, SQL, AWS, Azure, GCP
1w
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Senior Software Engineer
Owings Mills, Maryland, United States
$121k-$206k/yr HybridFull Time
5+ YOESenior software engineer with AWS, Amazon Connect, Java/Python, CI/CD, Docker, OAuth2, and distributed systems.
Java, Python, Amazon Connect, AWS, Lambda, Lex, DynamoDB, S3, Git, Docker, OAuth2, OIDC, JWT, ADFS, Terraform
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
3w
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Software Engineer II *Top Secret*
Hunt Valley, Maryland, United States
$88k-$133k/yr OnsiteFull Time
2+ YOE2+ years of software development; active Top Secret clearance with ability to obtain TS/SCI; BS in Computer Science/Engineering; strong OO design; RF concepts and signal processing a plus; languages: C#, C++, Java, Python.
C#, C++, Java, Python, RF concepts, FPGA, microcontrollers, GPUs
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CyberTron Contract: Software Engineer I
Aberdeen, Maryland, United States
$85k-$110k/yr OnsiteFull Time
Techximius: Provides specialized IT and engineering services for defense missions.
1+ YOEEntry-level software engineer with skills in Java/C/C++, Python, or JavaScript; knowledge of backend, web apps, and microservices; DoD environment familiarity preferred.
Java, C/C++, Python, JavaScript, Backend development, Web technologies, Microservices, SQL
4w
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Senior Software Engineer
Aberdeen, Maryland, United States
$140k-$225k/yr HybridFull Time
7+ YOE7+ years software engineering experience; BS in CS/CE/EE; strong C/C++/Java/Python; CUDA; Docker; REST APIs; TS/SCI clearance; willing to travel; hybrid in Aberdeen, MD.
C, C++, Java, Python, Shell Scripting, Google Protocol Buffers, HTTP REST APIs, Docker, RPMs, CUDA
2mo
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Senior Software Developer (Secret Clearance Required)
Aberdeen, Maryland, United States
HybridFull Time
3+ YOEDoD security clearance, 3-5+ years in software development, strong Android/Java/C/C++, DevOps tools, Linux, APIs, Docker, Kubernetes, cloud, Agile.
Git, Gitlab, Jira, Nexus, Artifactory, Gradle, Bash, Python, Docker, Kubernetes, Linux, Android, Java, JavaScript, C, C++, C#, APIs, NVIDIA CUDA, ElasticSearch, Kibana
2mo
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Software Developer (55390)
Aberdeen, Maryland, United States
$100k-$110k/yr OnsiteFull Time
10+ YOEBachelor's degree and 10+ years in software development; DoD experience preferred; US citizen with active secret clearance.
Java, Python, C#, JavaScript
2w
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Senior Software Developer
Richmond or Baltimore or Nashville or Mechanicsburg or Raleigh
$105k-$145k/yr HybridFull Time
5+ YOESenior software developer with 5+ years of experience in full-stack design and geospatial applications.
SQL, C#, Java, Python, HTML, CSS, JavaScript, ASP.Net Core, Angular, React, Vue.js, Esri software
1mo
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Software Engineer - Level II
Aberdeen Proving Grounds, Maryland, United States
$86k-$150k/yr OnsiteFull Time
3+ YOEUS citizen; Secret clearance; degree with experience in software development and SDLC.
Java, C++, Python, JavaScript, Git, TCP/IP
1mo
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Systems Engineer (Exton, PA, US, 19341)
Exton, Pennsylvania, United States
$85k-$100k/yr OnsiteFull Time
2+ YOEBS in Systems/Optical/Mechanical/Electrical Eng, CS; 2+ yrs systems engineering; strong communication; Python/C#/Java; production tools experience encouraged.
Python, C#, Java, JIRA/Confluence, Azure, MatLab
3w
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Staff Software Engineer - Amazon Connect REMOTE
Frisco or Overland Park or Danbury or Franklin or Coral Gables or Tampa or Alpharetta or King of Prussia or Chicago or Boston or Birmingham or New York City or Lake Mary or Charlotte or Houston or Sunrise or Hartford or San Antonio or Alexandria or Independence or Hunt Valley
$116k-$174k/yr RemoteFull Time
8+ YOE8+ years in software development and cloud computing; extensive AWS experience; AWS certification required; Bachelor's degree in CS/IT or related field.
AWS, Amazon Connect, AWS Lambda, API Gateway, DynamoDB, EventBridge, CloudWatch, SQS, KMS, S3, Terraform, Node.js, Python, Java
2w
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Full Stack Software Engineer, Lead
Fort Meade or Annapolis Junction
$113k-$257k/yr OnsiteFull Time
14+ YOESenior full stack developer with experience in C++, scripting languages, CI/CD, containers, and distributed systems; TS/SCI with polygraph; Bachelor's degree and 14+ years of experience (or 18+ years without degree).
C++, Java, JavaScript, Python, Bash, Git, CI/CD, Jenkins, GitLab CI, Bamboo, Ant, NetBeans, Eclipse, Docker, Kubernetes, Red Hat, GNU Radio, Redhawk, MySQL, PostgreSQL, SQLite
1mo
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Software Systems Engineer Senior
Aberdeen, Maryland, United States
$116k-$262k/yr OnsiteFull Time
10+ YOESenior software systems engineer with 10+ years in the software lifecycle, TS/SCI clearance, leading contractor teams, RF architectures, EW/SIGINT, and MOSA; Bachelor's in CS or Software Engineering.
Java, Python, C++, MOSA, AWS, Azure, containerization, microservices, CI/CD, Scrum, Kanban, APIs, Databases, Cybersecurity
3w
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Sr. Innovation Software Engineer
Minnetonka or Austin or Chicago or Easton or Dallas or Detroit or Hagerstown or Atlanta or Houston or Akron or Birmingham or Charlotte or Indianapolis or Pittsburgh or Cincinnati or Cleveland
$77k-$154k/yr OnsiteFull Time
8+ YOESenior software engineer with full-stack, AI-enabled solution delivery; 8-12 years of experience.
Java, Python, TypeScript/JavaScript, Vertex AI, Google Cloud
3w
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Senior Application\Middleware Engineer
Charleston or Newark or Bellevue or Plano or Detroit or Nashville or Tulsa or New York
OnsiteFull Time
10+ YOEBachelor’s degree in engineering; 10+ years in a global environment; AWS certifications or equivalent; strong middleware experience (IBM WebSphere, Apache Tomcat, Java, JBoss, SFTP, Dynatrace, IIS, etc.); Windows/Linux server administration; AWS services including S3, EKS, ECS, containers, Kubernetes, Terraform; scripting in PowerShell or Python a ...
AWS, Linux, Windows Server, IBM WebSphere, Apache Tomcat, Java, JBoss, SFTP, Dynatrace, IIS, Terraform, PowerShell, Python, ServiceNow, Microsoft Teams, SharePoint, Kubernetes, EKS, S3, ECS
1mo
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RF Network Engineer
Aberdeen, Maryland, United States
$125k-$140k/yr OnsiteFull Time
3+ YOEBachelor's in Electrical/Computer Engineering or Computer Science; 3-5 years of relevant experience; TCP/IP networking; Windows and Linux; documentation skills; willingness to learn; knowledge of wireless technologies a plus; programming experience (Java, Python, C++) a plus; automated testing and lab equipment automation a plus.
TCP/IP, Windows, Linux, Programming (Java, Python, C++), Automated testing, Laboratory instrumentation (test equipment)
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Associate Automation Engineer
Hunt Valley, Maryland, United States
$62k-$99k/yr OnsiteFull Time
0+ YOEAssociates or Bachelor's degree in Electrical, Mechanical, Automation, or Mechatronics; 0-1 years of experience.
Arduino, Raspberry Pi, Arducam, Python, Java, C++, FANUC LR series robots
3mo
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Cyber Security Engineer
Aberdeen, Maryland, United States
$83k-$174k/yr OnsiteFull Time
5+ YOEActive DoD Secret clearance with ability to obtain TS/SCI; 5+ years in cybersecurity assessments/penetration testing; strong Linux/Windows internals knowledge; networking proficiency; experience with Wireshark, Burp Suite; virtualization; excellent communication; ability to work in a secure SCIF.
Wireshark, Burp Suite, Linux, Windows, VMware, VirtualBox, ESXi, Python, Java, C/C++, Bash
22h
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Application Security Engineer
Harrisburg, Pennsylvania, United States
RemoteFull Time
3+ YOESecurity-focused engineer with SDLC, at least one programming language, code reviews, OWASP Top 10, OAuth/ADFS, vendor security assessments, PCI and vulnerability management exposure.
Web development, .NET, Java, PowerShell, Python, Perl, API security
1mo
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Data Engineer – NAVSUP OIS - Onsite
Mechanicsburg or Yorktown
$130k-$155k/yr OnsiteFull Time
10+ YOE10+ years of data engineering experience; TS clearance; US citizenship; AWS GovCloud; ETL; SQL/NoSQL; data warehousing; cloud data platforms.
AWS GovCloud, AWS RDS, PostgreSQL, MySQL, Oracle, Pentaho, Apache Hadoop, Apache Spark, Kafka, RedShift, MicroStrategy, Erwin Data Modeler, Python, Java, Scala, Go
1mo
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Data Engineer – NAVSUP OIS - Onsite
Mechanicsburg or Yorktown
$130k-$155k/yr OnsiteFull Time
General Dynamics Information TechnologyNYSE: GD: Provides mission-critical IT services to government and defense organizations.
10+ YOE10+ years of related experience; Top Secret clearance; US citizenship; AWS GovCloud; SQL/ETL; data warehousing; strong collaboration skills.
AWS GovCloud, RDS, PostgreSQL, MySQL, Oracle, SQL, Python, Java, Scala, Go, Spark, Kafka, Hadoop, RedShift, Liquibase, GitLab, CI/CD, ETL, Pentaho, Erwin Data Modeler
1mo
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Staff Mission Assurance Engineer
Sykesville, Maryland, United States
$169k-$254k/yr OnsiteFull Time
12+ YOEBachelor’s in a STEM field with 12+ years quality experience or Master’s with 10+ years; requires US citizenship and ability to obtain Secret DoD clearance.
Java, C++, C#, Ada, VHDL, Python, MATLAB, JIRA, Version control
3w
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Artificial Intelligence/Machine Learning (AI/ML) Engineer
Annapolis Junction, Maryland, United States
OnsiteFull Time
5+ YOEFive years of applied ML experience; Master's or PhD in AI/ML related field (or 5 extra years with a Bachelor's); proficient in PyTorch/TensorFlow; strong data and model governance, deployment, and evaluation skills.
PyTorch, TensorFlow, Python, Java, R
2mo
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CNO Analyst/Programmer Level 1
Annapolis Junction or Hanover
$135k-$150k/yr OnsiteFull Time
TS/SCI with Polygraph; Bachelor's in CS/IS/Network Engineering or equivalent; IAT Level 2 Certification; multiple experience options for education.
C, C++, Java, Perl, Python, Assembly, Visual Studio, .NET, UNIX, Makefiles
2mo
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AVP Software Engineering, Platform
Hartford or Saint Paul or Hunt Valley
$169k-$280k/yr HybridFull Time
10+ YOE3+ Mgmt10+ years in technology; insurance/financial services experience preferred; cloud and microservices; SDLC optimization; strong leadership and communication.
Java, Python, NodeJS, Kubernetes, ServiceNow, ITSM
1mo
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Integration Architect
Reading, Pennsylvania, United States
OnsiteFull Time
Penske Truck Leasing: Provides commercial truck leasing, rental, and vehicle maintenance services.
10+ YOEBachelor's degree; 10+ years in integration design/architecture; REST APIs; Kafka/Flink; API gateways; microservices; containers/k8s; cloud; CI/CD; observability; security; DDD/data mesh.
Kafka, Flink, API gateways, Apigee, Kong, MuleSoft, Microservices, Java, Spring Boot, Go, Python, Node.js, Docker, Kubernetes, AWS, Azure, GCP, CI/CD, GitHub Actions, Jenkins, GitLab, GraphQL, gRPC, WebSockets, Schema registries, OpenTelemetry, ELK, OpenSearch, Prometheus, OAuth2, OIDC, mTLS, DDD, Data Mesh
1mo
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Integration Architect
Reading, Pennsylvania, United States
OnsiteFull Time
10+ YOEBachelor’s degree in Computer Science or Engineering; 10+ years in integration development/architecture; strong hands-on with REST, Kafka, API gateways, microservices, cloud, CI/CD, observability, and security.
REST APIs, Kafka, API gateways, Apigee, Kong, MuleSoft, Java, Spring Boot, Go, Python, Node.js, Docker, Kubernetes, AWS, Azure, GCP, GitHub Actions, Jenkins, GitLab, GraphQL, gRPC, WebSockets, Schema registries, OpenTelemetry, ELK/OpenSearch, Prometheus, OAuth2, OIDC, mTLS, DDD, Data Mesh
HiringCafe market data
Java Python Developer Jobs market signals in Mount Joy, PA, 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
50
Hiring companies
29
Fresh sample
53% new in 30d
Salary visibility
78% show pay
Companies appearing in this market
ParsonsT. Rowe PriceTextronJabilD&H DistributingPenske Truck LeasingVanguardAdventure Technology Services
Work location mix in visible results
Onsite: 30Hybrid: 10Remote: 5