143 senior software developer jobs at 56 companies in Sidney, 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
3mo
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Senior Software Engineer
Wright-Patterson Air Force Base, Ohio, United States
$110k-$140k/yr RemoteFull Time
Cape Fox Federal Integrators
Cape Fox Federal Integrators: Provides government agencies with professional, technical, and training services.
5+ YOESenior Software Engineer with 5+ years Python, 3+ years JavaScript, Scrum, Git, UNIX, networking; experience with Flask/React/Angular; HIPAA data safety; Bachelor’s degree in CS/SE; US work authorization.
Python, JavaScript, Flask, React, Angular, SQLAlchemy, HTML, CSS, Git, UNIX, SQL
1mo
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Senior Software Engineer
Beavercreek, Ohio, United States
OnsiteFull Time
Parallax Advanced Research
Parallax Advanced Research: Conducts advanced research and develops technology for government and academic clients.
10+ YOEActive TS/SCI clearance, US citizenship, 10+ years software development, DevSecOps and AI/ML experience; cloud deployments; security focus.
Docker, Kubernetes, Jenkins, GitLab CI/CD, Terraform, Ansible, Security Scanning Tools, AWS, Azure, GCP, TensorFlow, PyTorch, OpenCV, LangGraph, CrewAI
2mo
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Senior Software Engineer
Beavercreek, Ohio, United States
$150k-$200k/yr OnsiteFull Time
KBR
KBRNYSE: KBR: Provides engineering, technology, and professional services for global markets.
8+ YOEBachelor’s degree in computer or electrical engineering or related field; 8+ years software development experience; proficient in C/C++ or Python; Linux and Windows experience; strong PNT knowledge; able to obtain DoD security clearance.
C/C++, Python, Linux, Windows
3mo
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Software Engineer, Senior
Dayton, Ohio, United States
$113k-$257k/yr RemoteFull Time
Booz Allen Hamilton
Booz Allen HamiltonNYSE: BAH: Provides technology and management consulting services to diverse organizations.
10+ YOE10+ years in software development with Agile methods; Python experience; TS/SCI with poly; Bachelor's in CS/engineering; experience leading teams.
Python, Agile methodologies
1mo
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Senior 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 Computer Science + 2 years OR Bachelor's in Computer Science + 4 years OR 6 years related experience. Senior-level software engineering skills in architecture, testing, monitoring, and mentoring. Must be authorized to work in the U.S.; no sponsorship.
4d
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Senior Software Engineer
Dayton, Ohio, United States
HybridFull Time
NextGen Federal Systems
NextGen Federal Systems: Provides advanced software engineering and mission support to federal agencies.
Bachelors in CS/Engineering/IT, active TS/SCI clearance, strong OO and modern languages, agile practices, cloud, containers, CI/CD, and experience across the software development lifecycle.
Scrum, Jira, IaaS, PaaS, SaaS, Docker, Kubernetes, Python, MATLAB, IDL, Java, JavaScript, Typescript, NodeJS, C++, Angular, Spring Boot, Vue, QT, React, OpenSearch Dashboards, Jenkins, GitLab CI, JUnit
1w
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Software Engineer, Senior
Dayton, Ohio, United States
OnsiteFull Time
GRVTY
GRVTY: Develops defense technology, cyber, and intelligence software solutions.
9+ YOEActive Top Secret clearance (SCI/CI polygraph eligible), Bachelor's in STEM (or equivalent experience), 9+ years software development (7+ with Master's), expert Python, scientific computing, data pipeline and ML integration experience.
Python, Windows, Linux, Git, GitLab, Bitbucket, Jira, Jenkins, PyTorch, TensorFlow, scikit-learn, NumPy, pandas, OpenCV, SciPy, C, C++, MATLAB, Java, Rust
1mo
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Senior Software Engineer | The Synthesizer
Dayton, Ohio, United States
OnsiteFull Time
Infinity Labs
Infinity Labs: Develops modeling and simulation solutions for defense and security.
10+ YOE10+ years software engineering; Python and C++ proficiency; leadership and architecture design experience.
Python, C++, PostgreSQL, CI/CD, Agile, AFSIM, OMS
2mo
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Software Engineer/Software Developer
Fairborn, Ohio, United States
OnsiteFull Time
Altamira Technologies
Altamira TechnologiesNYSE: PSN: Provides data analytics and engineering for national security missions.
7+ YOE7+ years software development; Python; cloud-based tools; image processing; TS/SCI; BS in CS/CE/Engineering.
Python, Git, Docker, Cloud Computing, Image Processing, Data Exploitation
2mo
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Application Software Engineer, Senior
Kettering, Ohio, United States
OnsiteFull Time
Torch Technologies
Torch Technologies: Provides research and engineering services to the defense industry.
10+ YOEU.S. citizen with ABET degree in CS/IT/engineering and extensive DoD software experience; security clearance; on-site in Kettering, OH.
Agile tools, Jira, Confluence, Jenkins, Bitbucket, GitLab, CheckMarx, SonarQube, Zephyr, AWS, Azure, OCI, Kubernetes, Infrastructure as Code, CI/CD, Containers
1mo
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Senior Software Engineer
Dayton, Ohio, United States
OnsiteFull Time
Odyssey Systems
Odyssey Systems: Provides engineering, integration, and technical services to defense clients.
15+ YOEUS citizen with SECRET clearance required; ABET-accredited BS in Engineering; 15 years' experience; strong software engineering and software assurance knowledge; familiarity with avionics/aeronautical systems; 10% travel; onsite at Wright-Patterson AFB.
1mo
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Senior Software Developer
Charlotte or Morrisville or Yellow Springs or Morton Grove
HybridFull Time
Xylem
XylemNYSE: XYL: Manufacturer of water transport, treatment, and testing technologies.
7+ YOE7+ years software engineering experience; strong Java and Spring Boot skills; CI/CD and SDLC practices; identity and security fundamentals (OAuth2/OIDC, JWT); experience with Keycloak/Okta/Auth0/Entra ID preferred; strong communication.
Java, Spring Boot, OAuth 2.0, OIDC, JWT, Keycloak, Okta, Auth0, Entra ID, Angular, React, PKCE, SAML 2.0, CI/CD, API gateway
1d
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Software Engineer Senior
Wright-Patterson AFB, Ohio, United States
$85k-$100k/yr OnsiteFull Time
Diaconia
Diaconia: Provides secure IT modernization and engineering for government agencies.
Provide software engineering, integration, testing, and assurance for avionics and weapon systems; familiarity with DO-178 and MIL-HDBK-516C; BS in an ABET engineering discipline; strong problem-solving and communication skills.
DO-178, MIL-HDBK-516C, Origin analyzers, Source code weakness analyzers, Binary analyzers, Software Development Plan (SDP)
1w
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Senior Software Engineer
Woburn or Arlington or Dayton
$134k-$184k/yr HybridFull Time
Systems & Technology Research
Systems & Technology Research: Develops advanced technology for national security and defense applications.
5+ YOEU.S. citizen with BS in CS or related and 5+ years experience, 3+ years with C++ or Java, strong algorithms/data-structures, autonomy software and leadership experience, familiarity with Agile practices, code quality and testing.
C++, Java, JIRA, Confluence, Gitlab, ROS, TAK, MAVLINK, Python, DevSecOps, CI/CD
4w
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Software Engineer, Senior
McLean or Dayton or Wright-Patterson AFB
OnsiteFull Time
Skyline Scientific
Skyline Scientific: Specialized engineering and analytical services for remote sensing systems.
10+ YOEBachelor's in STEM or equivalent, 10+ years of scientific/algorithm/software engineering experience, strong Python skills, familiarity with Git/GitLab/Bitbucket/Jira/Jenkins, U.S. citizenship and ability to obtain security clearance, comfortable working in classified environments.
Python, Windows, Linux, Git, GitLab, Bitbucket, Jira, Jenkins, PyTorch, TensorFlow, scikit-learn, NumPy, pandas, OpenCV, C, C++, Java, Rust, MATLAB, CI/CD
3w
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Software Developer
Beavercreek Township, Ohio, United States
RemoteFull Time
Applied Research Solutions
Applied Research Solutions: Providing technical engineering and mission support to defense agencies.
5+ YOEUS citizen able to obtain Secret clearance; active Security+; 5+ years software development in classified or restrictive environments; proficiency with Golang, Python, Bash, PowerShell, JavaScript/Node, container tech, and PostgreSQL; strong documentation skills.
Golang, Python, Bash, PowerShell, JavaScript, Node, Docker, Kubernetes, Podman, PostgreSQL
2mo
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Senior Software Reverse Engineer
Wright-Patterson AFB or Beavercreek
OnsiteFull Time
Radiance Technologies
Radiance Technologies: Engineering and technology solutions for defense and intelligence.
10+ YOE10+ years in software engineering; strong C/C++, Assembly; experience with compilers, emulation, debugging; knowledge of low-level software/hardware; TS/SCI potential; secret clearance required.
C, C++, Assembly, GCC, MSVC, CLANG, Qemu, GDB, Ollydbg, Windbg
1w
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Principal / Senior Principal Embedded Software Engineer
Beavercreek, Ohio, United States
$104k-$194k/yr OnsiteFull Time
Northrop Grumman
Northrop GrummanNYSE: NOC: Develops and manufactures advanced aerospace, defense, and space systems.
5+ YOEU.S. citizen able to obtain Secret clearance. STEM degree with relevant years of software development experience, proficiency in C/C++/Python, experience with software management tools and embedded/safety-critical systems.
C, C++, Python, ClearCase, Git, ClearQuest, Jira, DOORS, MATLAB, Simulink, Rhapsody, SCADE, LDRA, Vector Cast, Polyspace
1w
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Principal / Senior Principal Embedded Software Engineer
Beavercreek, Ohio, United States
$104k-$194k/yr OnsiteFull Time
Northrop Grumman
Northrop GrummanNYSE: NOC: Designs and manufactures advanced aerospace and defense systems.
5+ YOEBS/MS/PhD in STEM with relevant years of software development experience (5+/3+/1+), proficiency in C/C++/Python, experience with software management tools, ability to obtain Secret clearance and U.S. citizenship.
C, C++, Python, ClearCase, Git, ClearQuest, Jira, DOORS, MATLAB, Simulink, Rhapsody, SCADE, LDRA, Vector Cast, Polyspace, MIL-STD-1553, ARINC-429, RS-422, RTCA DO-178B/C
2d
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Senior Software Engineer (Full Stack)
Beavercreek or Dayton
OnsiteFull Time
Awetomaton
Awetomaton: Develops software for satellite intelligence and geospatial data analysis.
7+ YOE7+ years software engineering experience, 5+ years with React and JavaScript/TypeScript, Node.js backend experience, SQL/NoSQL databases, Git, containerization, active Top Secret clearance required.
TypeScript, React, NodeJS, Node.js, Express.js, SQL, PostgreSQL, MySQL, NoSQL, MongoDB, Git, Docker, podman, Next.js, React Router, GitHub, Gitlab