1,817 junior developer jobs at 621 companies in Hanover, PA

2mo
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Junior Software Engineer
Columbia, Maryland, United States
$115k-$160k/yr OnsiteFull Time
Visionist
Visionist: Provides software engineering and data analytics for national security.
3+ YOE3 years software development, strong Python, production apps, AI concepts, Kafka/Elasticsearch, bachelor’s in technical field.
Python, Kafka, Elasticsearch, PydanticAI, LangGraph, DeepAgents
1mo
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Junior Application Developer
Annapolis Junction or Columbia
$140k-$190k/yr HybridFull Time
Freedom Technology Solutions Group
Freedom Technology Solutions Group: Provides geospatial and software engineering solutions for national security agencies.
3+ YOEActive TS/SCI with Polygraph; Bachelor in CS/Software Eng/IS plus 3 years of software dev; Master’s plus 1 year; 4-year substitution option; Python, Django, Docker, AWS, Java, JavaScript, ReactJS/Vue.js; Agile experience.
Python, Django, Docker, AWS, Java, JavaScript, ReactJS, Vue.js, PostgreSQL, HTML, CSS
2mo
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Junior Engineer
Annapolis Junction, Maryland, United States
$48-$58/hr OnsiteFull Time
EverWatch
EverWatchNYSE: BAH: Provides advanced software and intelligence solutions for government agencies.
1+ YOE1+ year IT/helpdesk experience; level 1 restoration; capture requirements; support dev teams; coordinate outages; shift-able; liaison with leadership and government stakeholders; TS/SCI clearance with polygraph; HS diploma or GED.
Confluence, SOPs
2w
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Junior Developer
Paradise, Pennsylvania, United States
$28-$34/hr OnsiteFull Time
Paradise Energy Solutions
Paradise Energy Solutions: Full-service solar energy installation and maintenance provider.
Experience with API integration, databases, and coding in multiple languages (preferably PHP, Python, JavaScript). Familiarity with Jira, Git, Trello, QuickBase/Zoho, and comfortable using AI-assisted development tools.
PHP, Python, JavaScript, GitHub Copilot, Jira, Git, Trello, QuickBase, Zoho, Sage Intacct, REST APIs
1mo
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Junior Developer
Annapolis Junction, Maryland, United States
$77k-$128k/yr OnsiteFull Time
ManTech
ManTech: Provides technology solutions for defense and intelligence agencies.
1+ YOEBachelor's in IT-related field and 1+ years software development experience. Must have active TS/SCI with polygraph. Proficiency in Python, Git, SQL, HTML/CSS/JavaScript; experience with Docker, Ansible, React, and unit testing frameworks.
Python, React.js, Docker, Ansible, Git, pytest, JavaScript, TypeScript, SQL, PostgreSQL, MySQL, SQLite, HTML5, CSS3, Docker Compose, GitLab CI, Jest, Vue.js, Angular, Node.js, AWS, Azure, GCP, Linux
2w
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Junior Software Developer
Annapolis Junction, Maryland, United States
$55k-$106k/yr OnsiteFull Time
Nightwing
Nightwing: Provides advanced cyber and intelligence solutions for national security.
2+ YOE2+ years Python and Java development, IDA/Ghidra plugin/script experience, x86 assembly, testing with JUnit/Pytest, familiarity with LLM inference tooling (Langchain, Langchain4j), grpc, Agile experience, BS in Computer Science related field, willingness to obtain security clearance.
Python, Java, IDA, Ghidra, x86 Assembly, JUnit, Pytest, Langchain, Langchain4j, Embedding Stores, MCP Servers, gRPC
1mo
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Junior Systems Engineer, TS/SCI w/Poly
Fort Meade, Maryland, United States
$66k-$106k/yr OnsiteFull Time
Peraton
Peraton: Provides advanced technology and mission support for government agencies.
Clearance: Active TS/SCI with polygraph; Bachelor's degree in technical field or 4 years of relevant experience; Security+ certification; software/system development knowledge.
MS Word, PowerPoint, Visio
3mo
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Junior Computer Scientist/Engineer
Aberdeen, Maryland, United States
$75k-$131k/yr OnsiteFull Time
Parsons
ParsonsNYSE: PSN: Provides engineering and technology services for infrastructure and defense.
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
2w
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Junior DevOps Engineer
Hanover, Maryland, United States
$63k-$121k/yr HybridFull Time
Accenture Federal Services
Accenture Federal ServicesNYSE: ACN: Provides technology and consulting services to U.S. federal agencies.
DoD 8570 certification (or within 90 days), engineering/infrastructure experience, VMWare/Vsphere/VCenter, Windows/Linux system administration; active TS/SCI clearance required.
VMWare, Vsphere, VCenter, Windows, Linux, Python, Shell, Bash, Ansible, Kubernetes, Docker, Scaled Agile Fram
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Junior Software Engineer
Annapolis Junction, Maryland, United States
OnsiteFull Time
Tiber Technologies: Providing specialized engineering and security services for federal missions.
U.S. citizen with active clearance and polygraph required. Bachelor's in computer science, engineering, or related field required. Proficiency in Java, Python, PySpark, and experience with big-data frameworks (Hadoop, MapReduce, Pig), ETL, JSON/BSON.
Java, Python, PySpark, Pig, MapReduce, JSON, BSON, Hadoop, ETL
1mo
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Junior DevOps Engineer
Annapolis Junction, Maryland, United States
$70k-$190k/yr OnsiteFull Time
Belay Technologies
Belay Technologies: Provides specialized technology and engineering services to the DoD.
TS/SCI with polygraph; bachelor’s degree (or 4 years SWE experience); experience with Linux, AWS, Docker/Docker Swarm, Terraform, Ansible, Git, CI/CD; willing to support rotating 24/7 on-call pager.
Linux, AWS, MASH, VMs, Docker Swarm, Docker, Docker Compose, GitLab CI/CD, Terraform, Ansible, Git, Python, NiFi, Elasticsearch, Java, Spring Boot, HAProxy, MongoDB
5d
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Junior Software Engineer
Hanover, Maryland, United States
$110k-$140k/yr OnsiteFull Time
Base-2 Solutions
Base-2 Solutions: Delivers engineering and technology services for national security.
0+ YOEBachelor's in computer science or related (or 4 years experience), TS/SCI with Full Scope Polygraph, no prior software experience required; familiarity with modern languages, tools, and cloud platforms.
Java, C#, C++, JavaScript, Python, Scala, Ruby, Go, Eclipse, NetBeans, IntelliJ IDEA, PyCharm, Microsoft Visual Studio, VS Code, Windows, Unix, Linux, macOS, Atlassian Suite (JIRA, Confluence), GitHub, ServiceNow, Spring, Angular, Bootstrap, Oracle, MySQL, MongoDB, Maven, Jenkins, Docker, Kubernetes, Git, SVN, CVS, AWS, Azure, Google Cloud
1w
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26-2284: Junior Developer - Baltimore, MD
Baltimore, Maryland, United States
$55k-$85k/yr OnsiteFull Time
Navitas Business Consulting
Navitas Business Consulting: Provides digital transformation and IT solutions for government agencies.
3+ YOEBachelor's in CS/Engineering, 3+ years software development experience with .NET Core and C#, proficiency in SQL, familiarity with AWS and Git, strong communication and problem-solving skills.
.NET Core, SQL, AWS, C#, Git, EC2, S3, Lambda
1mo
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Junior Full Stack Engineer
Baltimore, Maryland, United States
$78k-$101k/yr RemoteFull Time
Index Analytics
Index Analytics: Delivers data strategy and IT solutions to federal health agencies.
2+ YOEUS work-authorization and residence requirement; able to obtain federal client badge and pass Public Trust; Bachelor's +4 years or Master's +2 years (or 4 years specialized experience); strong SQL and Python; familiarity with DevSecOps; experience with AWS, CI/CD, and relational databases.
SQL, Python, AWS, S3, Secrets Manager, SSM, PostgreSQL, Aurora, Jenkins, AWS CloudWatch, Splunk, RESTful APIs, Infrastructure as Code (IaC), CI/CD
3w
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Junior Software Data Engineer
Fort Meade or Jessup
$104k-$166k/yr OnsiteFull Time
Peraton
Peraton: National security and mission-critical government technology services provider.
0+ YOETS/SCI with polygraph required. Bachelor's in CS/Engineering/Math + 2 years software engineering OR Master's/PhD with 0 years OR 6 years experience with HS. Experience with prompt engineering and retrieval-augmented generation (RAG).
Prompt Engineering, retrieval-augmented generation (RAG), AI/ML frameworks, LLMs
1mo
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Junior CRM Data Migration Developer
Middletown, Pennsylvania, United States
OnsiteContract
Data-Core Systems
Data-Core Systems: Provides IT consulting, software development, and business process services.
5+ YOE3+ years KingswaySoft and Dynamics CRM/365 experience, 5+ years SQL Server and SSIS development, ETL/data mapping and validation, experience migrating structured and unstructured data, strong analytical and communication skills.
KingswaySoft, Microsoft SQL Server Integration Services (SSIS), SQL Server, Microsoft Dynamics CRM/365, Azure DevOps
2w
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Analytic Developer-Junior
Annapolis Junction, Maryland, United States
OnsiteFull Time
NetSage
NetSage: Delivering specialized cyber services to the U.S. federal government.
2+ YOETS/SCI with polygraph required; BS in Computer Science (or equivalent) + 2 years experience; experience with Java, Python, PySpark, ETL, JSON/BSON, Pig/MapReduce/Hadoop.
Java, Python, PySpark, JSON, BSON, Pig, MapReduce, Hadoop
1w
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Junior Software Developer (Backend Focused)
Annapolis Junction, Maryland, United States
OnsiteFull Time
BigBear.ai
BigBear.aiNYSE: BBAI: AI-powered decision intelligence for complex mission environments.
3+ YOE3+ years software engineering with a technical Bachelor's (or 7+ years experience), strong Java and Spring Boot skills, MongoDB or similar DB experience, and automated testing experience; active TS/SCI with poly required.
Java, Spring Boot, MongoDB, Apache Kafka, Linux, Vue.js
5d
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Junior Software Engineer Level 0 - Polygraph Required Annapolis Junction
Annapolis Junction, Maryland, United States
HybridFull Time
Anthem Engineering
Anthem Engineering: Developing software and system solutions for government intelligence missions.
Entry-level software engineer with experience in one or more languages (Java, JavaScript, TypeScript, Python), familiarity with Git, software development principles, and strong communication and problem-solving skills.
Java, JavaScript, TypeScript, Python, Git
3d
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Junior Platform Engineer
Columbia, Maryland, United States
$46k-$150k/yr RemoteFull Time
Clarity Innovations
Clarity Innovations: Provides software and data engineering for national security missions.
1+ YOE1+ year cloud and CI/CD experience; proficiency with containerization, CI/CD tools, IaC, and programming in Python/JSON/YAML; bachelor\u0002s or master\u0002s in CS/IT or equivalent experience; secret clearance or clearable.
AWS, Azure, GCP, Docker, Kubernetes, Jenkins, Gitlab, Python, DSL, JSON, YAML, Terraform, CloudFormation, EC2, S3, Lambda, Elastic Beanstalk, RDS, IAM, CloudWatch, CI/CD