12 senior software developer jobs at 8 companies in Freeport, IL
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Senior Software Engineer (Onsite)
Rockford, Illinois, United States
$87k-$165k/yr OnsiteFull Time
5+ YOESTEM degree with 5+ years of relevant experience or advanced degree with 3+ years; embedded C lifecycle experience, testing, verification, certification, and aerospace standards knowledge.
C, Assembly, Python, Tcl/Tk, MATLAB, Simulink, RTOS, BSPs, IBM Rational Synergy, Change, DOORS, DXL, TMS320F2812, PowerPC
1mo
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Software Engineer – Test Equipment (Onsite)
Rockford, Illinois, United States
$87k-$165k/yr OnsiteFull Time
5+ YOEU.S. citizenship required. STEM degree (Bachelors with 5+ yrs or Advanced Degree with 3+ yrs). Experience developing software that interfaces with hardware-based test/HIL/ATE systems; Python, C++, TCL/Bash, Linux/Windows; configuration management and OOD.
Python, TCL, C++, Bash, LabVIEW, Linux, Windows, Automatic Test Equipment (ATE), Hardware-in-the-Loop (HIL)
1mo
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Principal Engineer, Software Engineering
Rockford, Illinois, United States
$127k-$205k/yr OnsiteFull Time
8+ YOE3+ MgmtBachelor's in CS/EE or related with 8+ years (or Master's with 5+ years); 5+ years embedded C; 3+ years leading 10–20 person teams; 3+ years DO-178B/C and generator/bus power control software experience; U.S. work authorization required without sponsorship.
embedded C, DO-178B/C
2mo
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Software Developer 2
Monroe, Wisconsin, United States
OnsiteFull Time
5+ YOEBS or equivalent, 5+ years software development experience, 3+ years with .NET Core/C#, REST APIs, microservices, MySQL/Dynamo, Azure DevOps, Git, AWS; strong problem solving, Agile collaboration, and mentoring ability.
.NET Core, C#, RESTful API, Python, microservices, MySQL, Dynamo, Azure DevOps, Azure Pipelines, Git, AWS, CI/CD
1mo
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Senior Web/App Engineer
Janesville, Wisconsin, United States
$118k-$142k/yr OnsiteFull Time
5+ YOE5+ years software development experience; proficiency in Java, C#, Python, JavaScript; strong system architecture, design patterns, data modeling, cloud and application security knowledge; bachelor's in CS/Engineering preferred; experience with SaaS platforms (Adobe, Oracle) preferred.
Java, C#, Python, JavaScript, Adobe, Oracle
1mo
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Software V&V Lead (Verification & Validation Lead)
Rockford, Illinois, United States
OnsiteFull Time
10+ YOE10 years' relevant experience; aerospace domain mandatory; expertise in building instrumentation, SCA and coverage analysis; 6+ years RTRT and DO-178B/C experience; proficiency in C and Ada; experience with DOORS, Polarion, Synergy, SVN.
SCA (Structural Coverage Analysis), RTRT, DO-178B/C, C, Ada, DOORS, Synergy CM/Change, Polarion, SVN
2w
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Principal Engineer, Software Engineering
Rockford, Illinois, United States
$135k-$205k/yr OnsiteFull Time
8+ YOEBachelor's in CS/EE/EElec and 8+ years (or Master's and 5+ years); 5+ years embedded C; 3+ years DO-178C; software for generator/bus power control; authorized to work in U.S. without sponsorship.
embedded C, DO-178C
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Principal Engineer, Software Engineering
Rockford, Illinois, United States
$135k-$205k/yr HybridFull Time
5+ YOE3+ MgmtBachelor's degree +8 years (or master’s +5) in Computer Science/Electrical Engineering, 5+ years embedded C, 3+ years leading teams, DO-178C experience, US work authorization without sponsorship.
C, DO-178C
3w
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Senior Engineer
Beloit, Wisconsin, United States
$115-$130/hr OnsiteFull Time
3+ YOEBSc in Civil Engineering, ability to obtain EIT within 12 months, 3+ years precast/prestressed concrete design experience, knowledge of ASCE/ACI/IBC/PCI, Microsoft Office, structural analysis software.
Microsoft Word, Microsoft Excel, Microsoft Outlook
1d
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Applications Engineer
Loves Park, Illinois, United States
$115k/yr OnsiteFull Time
5+ YOEBachelor's degree in engineering or life sciences, 5+ years in water treatment or a related industry, technical expertise, CAD ability, strong communication, and PC software proficiency.
AutoCAD, SolidWorks, ERP, PC, fax, printer
1mo
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Scientist, Computational Chemist & MLOps Engineer
Madison or Pasadena or San Diego or Verona
$100k-$125k/yr OnsiteFull Time
Bachelor's or Master's in a related field; strong Python, Linux, and Git skills; foundational statistics and ML knowledge; experience with biological/omics datasets, reproducible workflows, and scientific software; PhD preferred for senior levels.
Python, Linux, Git, HPC
2mo
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Sr. Sensory Scientist (Beloit, US, 53511-9554)
Beloit, Wisconsin, United States
$70k-$122k/yr OnsiteFull Time
7+ YOEMaster's in food science or equivalent; 7+ years experience in food & beverage or flavor/ingredient companies; proficiency in sensory methods, statistics, Compusense, XLSTAT, DOE software, and Microsoft Office; strong communication and project skills.
Compusense, XLSTAT, Design of Experiment (DOE) software, Microsoft Office, Microsoft Copilot, SCPR digital tools