457 junior developer jobs at 209 companies in Sidney, OH

1mo
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Junior Developer
Dayton, Ohio, United States
RemoteFull Time
Concept Plus: Delivers enterprise IT services for federal government agencies.
2+ YOEActive Secret clearance and US citizenship required; 2 years software development experience; familiarity with Java, SDLC/Agile, Git; client 8140 or 8570 IAM Level II certifications required; experience with CI/CD, cloud, containers, and security/compliance practices.
Cloud One, Oracle, Java, GitHub Actions, GitLab CI, Jenkins, Azure DevOps, Terraform, CloudFormation, ARM templates, SAST, DAST, AWS, Azure, GCP, Docker, Kubernetes, Git
3mo
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Junior Reverse Engineer
Beavercreek Township, Ohio, United States
$80k-$115k/yr OnsiteFull Time
KBR
KBRNYSE: KBR: Provides engineering, technology, and professional services for global markets.
0+ YOEBachelor's degree; 0-7 years reverse engineering; strong knowledge of computer architecture, OS, software dev; C/C++, Python; debugging; network protocols; ability to obtain security clearance.
IDA Pro, Ghidra, Binary Ninja, C, C++, Python, Debugging Tools
1mo
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Junior Software Developer
Beavercreek or Dayton
OnsiteFull Time
Parallax Advanced Research
Parallax Advanced Research: Conducts advanced research and develops technology for government and academic clients.
6+ YOEActive TS/SCI clearance; 6+ years software development; BS in Computer Science or related field; Python, Java, C++, Go, Rust, JavaScript/TypeScript, SQL/NoSQL; TensorFlow/PyTorch; DevSecOps tools; cloud platforms; ML/AI experience; secure coding practices.
Python, Java, C++, Go, Rust, JavaScript, TypeScript, SQL, NoSQL, TensorFlow, PyTorch, Matplotlib, OpenCV, Docker, Kubernetes, Jenkins, GitLab CI/CD, Terraform, Ansible, Security Scanning, AWS, Azure, GCP, MLOps
1mo
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C++ Software Engineer, Junior
Beavercreek or United States
$55k-$126k/yr OnsiteFull Time
Booz Allen Hamilton
Booz Allen HamiltonNYSE: BAH: Provides technology and management consulting services to diverse organizations.
Bachelor's degree in STEM required, knowledge of C++ fundamentals, experience with Agile development, ability to write and troubleshoot code, and eligibility for Secret clearance.
C++, AFSIM, Git, Jira, Bamboo, CI/CD, Agile
4w
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Software Engineer, Junior
Dayton, Ohio, United States
OnsiteFull Time
Skyline Scientific
Skyline Scientific: Specialized engineering and analytical services for remote sensing systems.
3+ YOEBachelor's in a STEM field (or equivalent), 3+ years in algorithm development/scientific computing or ML workflow support, strong Python programming, familiarity with Git/GitLab/Bitbucket/Jira/Jenkins, U.S. citizenship and ability to obtain security clearance.
Python, Windows, Linux, Git, GitLab, Bitbucket, Jira, Jenkins
1mo
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C++ Software Engineer, Junior
Beavercreek, Ohio, United States
$55k-$126k/yr OnsiteFull Time
Booz Allen Hamilton
Booz Allen HamiltonNYSE: BAH: Consulting and technology services for government and commercial clients
Secret clearance required, Bachelor's in STEM, knowledge of C++ fundamentals, experience designing and writing software using Agile methods, debugging and testing skills; CI/CD tools and modeling/simulation experience are a plus.
C++, AFSIM, Git, Jira, Bamboo, CI/CD
3d
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Junior Cloud/Software Engineer
Dayton, Ohio, United States
OnsiteFull Time
Modern Technology Solutions
Modern Technology Solutions: A mission technology delivering cloud-native software and engineering services for defense and intelligence customers.
Bachelor's in CS/Software Engineering/Information Systems, foundational programming experience in Python or Java, familiarity with cloud-native concepts, REST/OpenAPI, Agile, and ability to obtain security clearance.
Python, Java, OpenAPI, JSON, Kubernetes, GitLab, CI/CD
3d
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Junior Cloud/Software Engineer
Dayton, Ohio, United States
OnsiteFull Time
Modern Technology Solutions, Inc.
Modern Technology Solutions, Inc.: Provides engineering, technology, and cybersecurity services for national security.
Bachelor's in CS or related, foundational programming in Python or Java, familiarity with cloud-native concepts, REST/OpenAPI, Agile, ability to obtain a U.S. security clearance.
Python, Java, Kubernetes, GitLab, OpenAPI, JSON, CI/CD
3w
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Associate Appian Developer
Dayton or Washington or Largo
RemoteFull Time
Graham Technologies
Graham Technologies: Provides secure IT services and modernization solutions.
1+ YOE1-5 years software development experience, Appian or low-code platform experience, Agile methodology experience, API/database integration skills, ability to obtain Public Trust clearance, Bachelor's degree in a technical field.
Appian, REST APIs, Web services, Databases, AWS, Azure, CI/CD
1mo
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MODEL BASED SYSTEMS ENGINEER- JUNIOR (MBSE)
Beavercreek or Huntsville or Colorado Springs or Crestview or Tupelo
OnsiteFull Time
Sentry Construction
Sentry Construction: Provides general contracting and comprehensive property maintenance services.
Top-Secret clearance (SCI eligibility), BS in systems engineering/aerospace or related field, MBSE tool experience (Cameo, MagicDraw, Rhapsody, Enterprise Architect), SysML, and familiarity with Java/C++/Python preferred.
Cameo Systems Modeler, MagicDraw, IBM Rhapsody, Enterprise Architect, SysML, Java, C++, Python, DoD Architecture Framework (DoDAF), Unified Architecture Framework (UAF)
2mo
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Radar Software Engineer - Jr/Mid/Sr - 28356 * (Dayton Wright-Patterson AFB, O, Ohio, United States)
Dayton, Ohio, United States
$78k-$168k/yr OnsiteFull Time
HII
HIINYSE: HII: Builds naval ships and provides global defense technology solutions.
Radar software development across junior to senior levels; C++/Python; embedded real-time; security clearance; at WPAFB, Ohio.
C++, Python, MATLAB, Linux, Real-Time OS, GitLab, Docker, Kubernetes
2w
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Software Engineer
Woburn or Arlington or Carlsbad or Aurora or Boston or Dayton or Melbourne or San Diego
$110k-$138k/yr HybridFull Time
Systems & Technology Research
Systems & Technology Research: Develops advanced technology for national security and defense applications.
2+ YOEBS/MS in Computer Science or related field, 2+ years (BS) or recent MS with experience, professional Java development experience, familiarity with microservices, Linux, Docker, Kubernetes, Kafka/NATS, GitLab; U.S. citizenship and ability to obtain Top Secret clearance required.
Java 17+, Spring Boot, Linux, Docker, Kubernetes, Kafka, NATS, GitLab, Python
1mo
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Software Engineer
Van Wert or Dublin
HybridFull Time
Central Insurance
Central Insurance: Provides property and casualty insurance to individuals and businesses.
2+ YOEMaster's in CS or related, or Bachelor's +2 years, or 4 years related experience. Experience with cloud-native systems, AI-assisted development (e.g., Claude Code), and one or more languages (Java, SQL, .NET, Go, C). Strong testing, debugging, and collaboration skills.
Claude Code, Java, SQL, .NET, Go, C
1w
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Jr Software Developer (OH, Dayton)
Dayton, Ohio, United States
OnsiteFull Time
J.F. Taylor
J.F. Taylor: Engineering and manufacturing for military flight simulation systems.
Knowledge of software requirements, design and systems integration; object-oriented C++ development; modeling, simulation and analysis; strong communication and technical writing. No prior professional experience required.
C++, Modeling, Simulation, and Analysis (MS&A)
3w
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Software Engineer I
Sparks or Sacramento or Dayton or Hagerstown
$45k-$52k/yr OnsiteFull Time
1 Click Logistics
1 Click Logistics: Provides third-party logistics, warehousing, and e-commerce fulfillment services.
1+ YOEBachelor's in CS/IS or 3 years' equivalent experience; 1–2 years web/app development (JavaScript/CSS) preferred; experience or exposure to ColdFusion, React, MySQL; familiarity with APIs, Git, and Jira; strong communication and problem-solving.
ColdFusion, React, HTML5, CSS3, JavaScript (ES6), Bootstrap, jQuery, MySQL, APIs, webhooks, XML, JSON, CSV, Git, Jira, AWS, Azure, Warehouse Management System (WMS), Electronic Data Interchange (EDI)
1mo
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Software Engineer (Multiple Levels)
Dayton or Fairborn or Colorado Springs or Washington or Huntsville
OnsiteFull Time
Altamira Technologies
Altamira TechnologiesNYSE: PSN: Provides data analytics and engineering for national security missions.
Bachelor’s in CS/CE or related field; experience in multiple languages and cloud-native full-stack development; TS/SCI clearance. Entry to senior levels.
Kubernetes, Docker, Terraform, Kafka, React, Angular, NodeJS, Python, Java, JavaScript, TypeScript, TensorFlow, PyTorch
3w
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Entry-Level Software Engineer
Dayton, Ohio, United States
$32-$45/hr OnsiteFull Time
AeroVironment
AeroVironmentNASDAQ: AVAV: Designs and manufactures unmanned aircraft and tactical missile systems.
0+ YOEBachelor's in CS/CE/Math, 0-3 years software development experience, knowledge of front-end and server-side languages, Git, U.S. citizenship, ability to obtain and maintain TS/SCI clearance.
C++, Python, TypeScript, JavaScript, CSS3, HTML5, Go, Git, Angular, React JS, Kubernetes, Elasticsearch, PostgreSQL, Agile, Scrum
1mo
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Software Developer
Miamisburg, Ohio, United States
$76k/yr OnsiteFull Time
Aeroseal
Aeroseal: Provides aerosol-based sealing for building ducts and envelopes.
1+ YOEB.S. in computer science or related required, minimum 1 year experience, proficiency in .NET, C#, Java, SQL, and Python; experience with ERP and support for manufacturing/services preferred.
.NET, C#, Java, SQL, Python
3w
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Software Engineer (Beavercreek, OH, US, 45431)
Beavercreek, Ohio, United States
OnsiteFull Time
Leonardo DRS
Leonardo DRSNASDAQ: DRS: Manufactures advanced electronic systems for defense and military applications.
Bachelor's in engineering or related field, novice technical expertise, experience with C, C++, or C# and object-oriented development. Rust, cryptography/HAIPE, and AI/ML experience preferred.
C, C++, C#, Rust, HAIPE, AI/ML
1mo
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Software Developer - Indefinite US Work Authorization (New Bremen, OH, US, 45869)
New Bremen, Ohio, United States
HybridFull Time
Crown Equipment
Crown Equipment: Manufactures and distributes forklifts and material handling equipment.
2+ YOE2+ years experience with Java web development; knowledge of Spring, Angular, HTML, JavaScript, CSS; understanding of OOP principles; ability to write unit/integration tests and produce technical documentation.
Java, Spring, Angular, HTML, JavaScript, CSS