116 entry level software developer jobs at 35 companies in Mason, OH

PromotedHiringCafe
Founding Full-stack / Product Engineer
Cupertino, CA, US
$130k-$300k/yr On-SiteFull Time
HiringCafe
HiringCafe: Building a 100× better job search engine to take on Indeed and LinkedIn.
Help us build a 100× better job search engine. We need a full-stack engineer with great taste, sharp fundamentals, and a track record of shipping polished product on React/Next.js plus a real backend (Firebase, Elasticsearch, Redis, Stripe).
React, Next.js, TypeScript, Firebase, Elasticsearch, Redis, Stripe
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
3mo
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AI Software Engineer
Loveland, Ohio, United States
RemoteFull Time
ERP Suites
ERP Suites: Provides managed services and cloud hosting for ERP systems.
1+ YOEEntry-level AI software engineer with Python proficiency and exposure to AI platforms.
Python, Oracle AI, AWS AI, Anthropic, OpenAI, LangChain, vector databases, RAG, MCP frameworks
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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Software Engineer
Beavercreek, Ohio, United States
$69k-$158k/yr HybridFull Time
Booz Allen Hamilton
Booz Allen HamiltonNYSE: BAH: Consulting and technology services for government and commercial clients
2+ YOE2+ years software development experience; ability to design, develop, and implement full-stack solutions; experience with back-end and front-end languages; eligible for Secret clearance; bachelor\u0002s degree or 5+ years software engineering experience.
Java, Python, C#, C, C++, .NET, JavaScript, React, NodeJS, PHP, Drupal
2w
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Software Engineer
Beavercreek or Arlington
$69k-$158k/yr OnsiteFull Time
Booz Allen Hamilton
Booz Allen HamiltonNYSE: BAH: Provides technology and management consulting services to diverse organizations.
2+ YOE2+ years software development experience; ability to design, develop, and implement full-stack solutions; Secret clearance required; Bachelor's degree or 5+ years software engineering experience in lieu; familiarity with back-end and front-end languages.
Java, Python, C#, C, C++, .NET, JavaScript, React, NodeJS, PHP, Drupal
1w
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Software Engineer
Cincinnati, Ohio, United States
HybridFull Time
Medpace
MedpaceNasdaq: MEDP: Full-service clinical contract research organization for medical development.
2+ YOEBachelor's in Computer Science, 2+ years software development using C#, Angular or similar, HTML5, CSS3, SQL, GitHub, SDLC experience; Azure and Entity Framework a plus.
C#, SQL, Entity Framework, Angular, HTML5, CSS3, GitHub, Microsoft Azure, ASP.NET
1mo
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Software Developer
Dayton, Ohio, United States
OnsiteFull Time
Modern Technology Solutions
Modern Technology Solutions: An employee-owned engineering services providing modeling, simulation, cybersecurity, AI, and mission assurance solutions to defense and national security customers.
2+ YOEBachelors in CS/Engineering, 2+ years C++ development, modeling & simulation experience, Windows/Linux development, OOP and design patterns, Git, active Top Secret/SCI clearance required.
C++, Windows, Linux, Git, EAAGLES, Google Test, Catch2, Python, Lua, Jira, Confluence
1mo
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Software Developer
Dayton, Ohio, United States
OnsiteFull Time
Modern Technology Solutions, Inc.
Modern Technology Solutions, Inc.: Provides engineering, technology, and cybersecurity services for national security.
2+ YOEBachelor's in CS/Engineering, 2+ years C++ experience, modeling & simulation experience, Windows/Linux development, Git, Top Secret/SCI clearance with SAP eligibility preferred.
C++, Windows, Linux, Git, EAAGLES, Google Test, Catch2, Python, Lua, Jira, Confluence, Agile
1mo
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Software Engineer
Dayton, Ohio, United States
HybridFull Time
Etegent Technologies
Etegent Technologies: Develops sensor analysis software and AI for defense agencies.
0+ YOEBachelor's in CS/Software Engineering; open to new graduates; Linux; OO programming; data visualization; unit testing; TS/SCI ability.
Python, NumPy, PyTorch, PostgreSQL, React, TypeScript, C++, Linux, GitLab CI/CD, WebGL
3w
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Autonomy Software Engineer
Arlington or Atlanta or San Diego or Woburn or Boston or Dayton or Melbourne or Carlsbad
$174k-$225k/yr OnsiteFull Time
Systems & Technology Research
Systems & Technology Research: Develops advanced technology for national security and defense applications.
2+ YOEProficiency in modern C++, multi-threaded and real-time development, CI/CD and test-driven practices, cross-platform (Windows/Linux/iOS), hardware/software integration, ability to obtain U.S. secret clearance; 2+ years (PhD), 5+ (MS), 7+ (BS).
Modern C++, MATLAB, Live-Virtual-Constructive (LVC), Windows, Linux, iOS, CI/CD, OMS/UCI, A-GRA
2mo
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Junior Software Engineer
Beavercreek, Ohio, United States
$80k-$100k/yr OnsiteFull Time
KBR
KBRNYSE: KBR: Provides engineering, technology, and professional services for global markets.
0+ YOEBachelor’s in Computer/Electrical/Software, 0–2 years software experience, C/C++/C++, Python, Linux/Windows, DoD clearance ability.
C/C++, Python, C#, Linux, Windows
2mo
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Software Engineer
Cincinnati, Ohio, United States
OnsiteFull Time
Medpace
MedpaceNASDAQ: MEDP: Conducts clinical trials for biotechnology and pharmaceutical companies.
2+ YOEBachelor's in Computer Science; 2+ years development experience with C#, Angular or similar JS framework, HTML5, CSS3, SQL, GitHub; SDLC and Agile experience; Azure and Entity Framework a plus.
C#, SQL, Entity Framework (EF), Angular, ASP.NET, HTML5, CSS3, GitHub, Microsoft Azure
2w
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Software Developer Co-op/Intern
Cincinnati, Ohio, United States
OnsiteInternship, Full Time
London Computer Systems
London Computer Systems: Develops property management software and business technology solutions.
Student-level co-op/internship; experience or coursework with C#, object-oriented programming, SQL, WPF, GUI and web/desktop application development; strong communication and problem-solving skills.
C#, SQL, WPF
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 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 - CLOUDworks (SkillBridge)
Wright-Patterson AFB, Ohio, United States
$79k-$119k/yr OnsiteFull Time, Internship
Northrop Grumman
Northrop GrummanNYSE: NOC: Designs and manufactures advanced aerospace and defense systems.
2+ YOEActive Secret clearance required with ability to obtain TS/SCI; Bachelor's (Science) +2 yrs or Master's (no experience) or 6 yrs experience in lieu; meet DoD SkillBridge eligibility; IAT Level II (CASP+ or Security+) within 60 days; agile/full lifecycle knowledge; technical writing and strong communication.
Python, Open Container Initiative (OCI), Docker, Podman, Kubernetes, Helm, Flux, AWS, Azure, Google Cloud, Jira, Confluence, Bitbucket, Git
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
2w
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Software Engineer I - Mainframe (Cobol)
Brookfield or Atlanta or Hopkins or Cincinnati or Irving
OnsiteFull Time
U.S. Bank
U.S. BankNYSE: USB: Provider of personal, business, and institutional financial services.
2+ YOEBachelor's degree or equivalent experience, 2+ years relevant experience, experience with COBOL/JCL/VSAM/DB2 (CICS preferred), GitLab/devops familiarity, strong communication and problem-solving skills.
COBOL, JCL, VSAM, DB2, CICS, GitLab
1mo
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Software Engineer Intern - Fall 2026
Canton or West Chester or Ohio
$23-$34/hr HybridPart Time, Internship
Synchrony
SynchronyNYSE: SYF: Provides consumer financial services and private label credit cards.
Pursuing a Bachelor's in Computer Science; strong CS fundamentals (OOAD, data structures, algorithms); familiarity with Spring, JEE, REST API, JavaScript and front-end frameworks (Angular/React); exposure to microservices and agile; must be 18+, HS diploma, pass drug/background/fingerprint checks, and be legally authorized to work in the U.S.
Spring, JEE, REST API, JavaScript, Angular, React
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

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