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Java Python Developer Jobs in Jacobus, PA, US
130+ java python developer jobs from 63 companies hiring in Jacobus, PA, US.
1mo
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Data Engineer III
Columbia, Maryland, United States
$113k-$128k/yr RemoteFull Time
8+ YOEPublic trust clearance required; 8+ years data engineering/software development; 4+ years in Python/Java/cloud data pipelines; BS in CS/IS/Engineering or 10 years IT alternative; strong data architecture and governance skills; English proficiency.
Spark, Hadoop, MySQL, PostgreSQL, Apache Airflow, AWS Redshift, RDS, EMR, EC2, Spark-Streaming, Storm, Scala, Java, Python, GitHub, Jira, Confluence
2mo
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Mid-Level Software Engineer (Remote)
Columbia, Maryland, United States
RemoteFull Time
RealmOne: Provides advanced technology and cybersecurity for national security missions.
8+ YOEMid-level software engineer with 8+ years Java and 5+ years Python; Linux, SQL/NoSQL, data modeling; graph tech; leadership and stakeholder coordination.
Jira, Confluence, Linux, SQL, NoSQL, RDF, OWL, SPARQL, Cypher, Data modeling tools
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
3w
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Full Stack Software Engineer (Part-Time)
Baltimore, Maryland, United States
$39k-$50k/yr OnsitePart Time
4+ YOEBachelor's degree in Engineering, Computer Science, or related field; 4 years software development experience; experience in regulated environments preferred.
Python, Java, C, C++, Git, CI/CD, React, Angular, Vue.js, Swift, Kotlin, Flutter, React Native, TensorFlow, PyTorch
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
2w
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Circuit Design Engineer
Annapolis Junction or Catonsville
$99k-$225k/yr OnsiteFull Time
10+ YOEExperience with Python, Verilog, C, C++, Bash, or Java; RTL/RTL design and timing analysis; FPGA experience; TS/SCI clearance with polygraph; Bachelor's in EE/SE/CE/CS with 10+ yrs or Master's with 5+ yrs designing ASICs.
Python, Verilog, C, C++, Bash, Java, RTL, FPGAs
1mo
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Software Engineer 3
Columbia, Maryland, United States
$50k-$290k/yr OnsiteFull Time
The Swift Group: Providing engineering and cybersecurity services for national security missions.
20+ YOETwenty years SWE experience; BS in Computer Science; TS/SCI with Full Scope Polygraph clearance.
C, C++, Java, Python, SQL
3w
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Mid-Level Software Engineer
Columbia, Maryland, United States
$115k-$190k/yr OnsiteFull Time
7+ YOEActive TS/SCI with polygraph; US citizenship; 7+ years SWE experience; Bachelor in Computer Science or related field; 4 years additional SWE experience may substitute for degree; works well independently and on a team; strong communication.
Robot Framework, React, Java, C++, Python
1mo
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Software Engineer Junior Level
Linthicum, Maryland, United States
$100k-$200k/yr OnsiteFull Time
7+ YOETS/SCI with polygraph; 7+ years SWE experience; Bachelor’s in CS or related field with 4 years’ experience substitution; strong analytics; Pig; PySpark.
Pig, PySpark, Python, Java, Scala, NiFi, Ansible
2mo
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Data Engineer
Reston or San Diego or San Francisco or Washington 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
$101k-$160k/yr HybridFull Time
3+ YOEDesign, build, and operate data pipelines and integration; leverage Azure data services; 3+ years of data engineering experience; proficient in SQL and Python.
Azure Data Factory, Azure Databricks, Azure Event Hubs, SSIS, Azure Synapse Analytics, SQL, Python, PowerShell, Java, Scala, Go
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
22h
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Software Developer in Test (SDET)
Frederick, Maryland, United States
RemoteFull Time
10+ YOEExperienced SDET with strong programming in C#, Java, or Python; experience in manual and automated testing; Agile/SDLC knowledge; high-quality delivery.
Selenium, TestNG, JUnit, QTP, LoadRunner, GitHub Actions, Git, Subversion, JIRA, JMeter, Gatling, SQL
4d
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Senior Staff Engineer - Financial Substantiation Platform *Hybrid*
Bethesda or Dallas or Washington or Falls Church or Baltimore or Seattle
$120k-$260k/yr HybridFull Time
10+ YOESenior software engineer with 10+ years, architecture leadership, distributed systems, cloud, and data-focused reconciliation platforms. Strong collaboration with Finance, Compliance, and Product.
Java, C#, Go, REST, gRPC, SQL, AWS, Azure, GCP, CI/CD, Containers, IaC, DevOps, Kubernetes, Kafka, Snowflake, Airflow, Python, PySpark, Snowpark
4w
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Site Reliability Engineer
Frederick, Maryland, United States
OnsiteFull Time
6+ YOE6+ years in DevOps/SRE with monitoring; 4+ years Linux; IaC on cloud; CI/CD; Python/Bash; AI/DevOps; containers; security basics.
Prometheus, Grafana, ELK, Splunk, Terraform, Ansible, Chef, Puppet, Jenkins, GitHub Actions, Docker, Kubernetes, Python, Bash, PowerShell, Node.js, Java, .NET Core, SQL, NoSQL
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)
2mo
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Mobile Reverse Engineer
Bethesda or Linthicum
$135k-$216k/yr OnsiteFull Time
8+ YOEMobile reverse engineering, malware analysis, OS/mobile architecture, and cross-agency collaboration.
IDA Pro, Ghidra, Binary Ninja, WinDbg, VMware, KVM, QEMU, C, C++, C#.NET, Python, Java
3mo
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Data Engineer - Manager
Atlanta or Raleigh or Charlotte or Chicago or Cincinnati or Cleveland or Columbia or Dallas or Baltimore or New York or Albany or Buffalo or Boston or San Antonio or Sacramento or Los Angeles or Irvine or San Diego or Seattle or Orlando or Pittsburgh or Portland or Miami or New York or Houston or Phoenix or Atlanta or Las Vegas or Austin or Jacksonville or Florham Park or Hartford or Albany or Stamford or Cary or San Bernardino or Las Vegas or Baltimore or Portland or Albany
$99k-$232k/yr HybridFull Time
5+ YOE5 years of data engineering experience; Bachelor's degree in MIS, CS, Engineering, Math, or related field; cloud and data architecture knowledge; strong SQL and programming skills.
SQL, Python, Java, Scala, Hadoop, Spark, Kafka, AWS, Azure, GCP, ETL/ELT, Data Warehouses, Data Lakes, Data Governance, IAM, Terraform, CloudFormation, Databricks, Snowflake
1w
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Associate Automation Engineer
Hunt Valley, Maryland, United States
$62k-$99k/yr OnsiteFull Time
0+ YOEAssociates or Bachelor's in Electrical/Mechanical/Automation/Mechatronics; 0-1 year experience; design, analyze, and maintain automation systems.
Arduino, Raspberry Pi, Arducam, Python, Java, C++, FANUC LR series robots
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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CNO Reverse Engineer 2
Hanover or Fort Meade
$170k-$200k/yr OnsiteFull Time
6+ YOEReverse engineering of hardware/software; multiple programming languages; TS/SCI w/Poly; onsite in Hanover, MD; Bachelor's/Master's with years of experience.
IDA Pro, Ghidra, OllyDbg, WinDbg, Subversion, Git, C, C++, Java, Python, C#, Perl
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
1mo
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Software Engineering Internship 2026
Columbia, Maryland, United States
OnsiteInternship
Pursuing Bachelor's in engineering or computer science; GPA 3.0+; ability to obtain US DoD security clearance; strong communication and analytical skills; programming in MATLAB, Python, C++, Java; familiar with CAD and data analysis.
MATLAB, Python, C++, Java, Microsoft Office
2mo
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AI Researcher Intern DU26
Baltimore, Maryland, United States
$15/hr OnsiteMultiple Commitments Available
0+ YOEPursuing Bachelor's or Master's in CS, Software Engineering, Applied Mathematics, or related field; GPA 3.0+; strong Python/Java/C++/JavaScript experience; familiarity with deep learning tools; able to work >=30 hours/week for 8 weeks.
Python, Java, JavaScript, TypeScript, C++, PyTorch, TensorFlow, Codex, Claude Code, Gemini
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
1mo
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Genomics Computational Systems Biologist
Frederick, Maryland, United States
$140k-$160k/yr OnsiteFull Time
5+ YOEMaster's degree in biomedical science, bioinformatics, math, or computer science; 5+ years experience; HPC, Linux, scripting; NGS data analysis; Python/Perl/Shell/R/C++/Java; U.S. citizen; Tier 1 background check; travel.
HPC, Linux, Python, Perl, Shell, R, C++, Java, Next Generation Sequencing, Oxford Nanopore, Illumina, Pipeline automation, Bioinformatics tools
22h
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GIS Analyst/Sr. GIS Programmer
Towson, Maryland, United States
HybridFull Time
5+ YOEFive+ years in GIS app development with J2EE/.NET/JavaScript/Python; ESRI ArcGIS; SQL/SSRS; bachelor’s in Business or Computer Science or related field; background check required.
ArcGIS Server, ArcGIS APIs, ArcGIS JavaScript API, ArcGIS Web AppBuilder, Collector, ArcSDE, ArcGIS Mobile, SQL, SSRS, C#, Python, JavaScript, HTML, J2EE, .NET, Visual Studio
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
2w
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CNO Analyst Programmer, Level 2 (AE26041103)
Hanover, Maryland, United States
$144k-$156k/yr OnsiteFull Time
8+ YOE8 years of relevant programming experience; master degree substitute 2 years; requires a Bachelor's degree.
C, C++, Java, Perl, Python, Assembly, UNIX, Visual Studio, .NET
HiringCafe market data
Java Python Developer Jobs market signals in Jacobus, 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
130+
Hiring companies
63
Fresh sample
52% new in 30d
Salary visibility
79% show pay
Companies appearing in this market
GliaCell TechnologiesBooz Allen HamiltonJabilD&H DistributingDLA PiperNorthrop GrummanRealmOneAdvantage Engineering & IT Solutions
Work location mix in visible results
Onsite: 27Hybrid: 9Remote: 6