177 senior software engineer jobs at 74 companies in Butler, WI
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Senior Software Engineer - Cybersecurity
Waukesha, Wisconsin, United States
HybridFull Time
4+ YOESenior software engineer with cybersecurity focus; 4+ years backend, secure coding, Agile, hybrid on-site in Waukesha; U.S. work authorized; bachelor’s in CS.
C#, REST, Relational Databases, Windows, Unix/Linux, CI/CD, DevSecOps, SAST, DAST, Secrets Management
2mo
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Senior Systems Software Engineer
Milwaukee, Wisconsin, United States
$119k-$178k/yr HybridFull Time
4+ YOESenior Systems Software Engineer with 4+ years IT experience; strong in AWS/Docker/Kubernetes, CI/CD, and scripting; Bachelor’s or equivalent.
Kubernetes, Docker, AWS, Terraform, CloudFormation, GitLab CI, Jenkins, CircleCI, CI/CD, Python, JavaScript, Linux, Windows
3mo
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Senior Embedded Software Engineer-Innovation Team
Cottage Grove, Wisconsin, United States
OnsiteFull Time
Senior embedded software engineer with degree in CS/EE and experience in C/C++, RTOS, Python/JS, and cross-functional collaboration.
C++, C#, Java, C, Python, JavaScript, RTOS
3mo
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Senior Staff Software Engineer
Durham or Milwaukee or Milwaukee
HybridFull Time
10+ YOELead architecture and development of AI-powered systems; 10+ years software engineering; cloud-native AI; mentoring; Bachelor's, Master's preferred.
Cloud Computing, AI Frameworks, LLMs, Distributed Computing, Software Architecture
2mo
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Senior Embedded Software Engineer
Mayfield Heights or Mequon or Milwaukee
HybridFull Time
5+ YOESenior embedded software engineer with 5+ years in C++, RTOS, safety/security standards IEC 61508/62443, experience in embedded hardware, CIP, Python for tests; US work authorization.
C++, Python, RTOS, CIP, Ethernet, USB, PCI Express
1mo
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Senior Software Engineer
North Chicago, Illinois, United States
OnsiteFull Time
5+ YOEU.S. citizen able to obtain Secret clearance; Bachelor's in engineering/computer science; 5+ years software development for modeling and simulation; experience with Windows and Linux; proficiency in Assembly, C/C++, .NET, Java; CompTIA Security+ preferred.
Assembly, C, C++, Microsoft .Net, C#, VB, Java, Microsoft Windows, Windows 7, Windows 10, Windows Server 2008R2, Windows Server 2012R2, Red Hat Enterprise Linux 5, Red Hat Enterprise Linux 6, Red Hat Enterprise Linux 7, Linux
3mo
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Senior Engineer, Embedded Software (Menomonee Falls, WI, US, 53051)
Menomonee Falls, Wisconsin, United States
OnsiteFull Time
6+ YOESenior embedded software engineer with 6+ years in embedded C/C++, ARM RTOS, and wireless protocols; experience with industrial controls, VFDs, and RF; strong design, testing, and teamwork.
C, C++, ARM, RTOS, USB, RS232, SPI, I2C, CAN, Bluetooth, BLE, Wi-Fi, Secure boot, multimeters, oscilloscopes, logic analyzers, JIRA, version control
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Senior Software Developer - Java
Pleasant Prairie or Kenosha or Milwaukee
$96k-$148k/yr OnsiteFull Time
7+ YOEBachelor's degree in computer science, software engineering, or equivalent education and experience; 7+ years of Java full-stack development; Spring, REST, microservices, Git, JPA, SQL, JSON, SOAP, XML, CI/CD, and Agile experience.
Java, Spring, REST, Git, JPA, SQL, JSON, SOAP, XML, CI/CD, Agile
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Senior Software Engineer
Milwaukee, Wisconsin, United States
OnsiteFull Time
4+ YOEBachelor's in CS/Engineering or related and 4 years software development experience in credit/debit payment processing. Experience with .NET, C#, REST APIs, Microsoft SQL, cloud platforms (AWS/Azure/GCP), GitLab CI/CD, TCP/IP, and multithreaded architectures.
.NET, C#, REST APIs, Microsoft SQL, AWS, Azure, GCP, GitLab, TCP/IP
1d
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Senior Software Developer - Web
Pleasant Prairie, Wisconsin, United States
$96k-$148k/yr OnsiteFull Time
5+ YOEBachelor's degree in computer science, information technology, or related field; 5+ years of software development experience; web or e-commerce development with .NET, Java, JavaScript, or TypeScript; SQL experience.
.NET, Java, JavaScript, TypeScript, SQL
1mo
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Sr. Software Engineer
Milwaukee, Wisconsin, United States
HybridFull Time
5+ YOE5+ years software engineering experience, Salesforce and DevOps experience, expert in 3+ programming languages, strong analytical and communication skills, bachelor's in CS/engineering or equivalent experience.
Salesforce
1mo
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Sr. Software Engineer
Glendale or Milwaukee
$85k-$127k/yr OnsiteFull Time
7+ YOE7+ years software engineering (5+ years building/deploying AI/ML systems), ML lifecycle experience, Python and ML framework proficiency, cloud and container deployment experience, LLM/GenAI and MLOps experience, strong system design and mentoring skills.
Python, PyTorch, TensorFlow, scikit-learn, Microsoft Azure, Microsoft Azure OpenAI, AWS Bedrock, Anthropic, OpenAI, Docker, Kubernetes, LangGraph, CrewAI, LlamaIndex, LangSmith, LangFuse, OpenTelemetry, Model Context Protocol (MCP), BACnet, MQTT, OPC UA
3mo
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Senior Structural Engineer
Waukesha, Wisconsin, United States
OnsiteFull Time
6+ YOEBachelor's in Civil Engineering preferred; 6-15 years in structural engineering; PE preferred; valid driver's license; knowledge of heavy civil/construction engineering; CAD/Civil 3D; related software.
AutoCAD, Civil 3D, Midas Civil, Risa 3D, Civiltech Shoring, Civiltech AllPile
3w
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Senior Software Development Engineer
Sussex, Wisconsin, United States
OnsiteFull Time
5+ YOEBachelor's degree in CS or related,5+ years relevant experience,proficiency in C# and JavaScript,experience with Linux,embedded systems,and networking;mentoring and technical leadership skills.
C#, JavaScript, Angular, Blazor, Linux
1mo
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Senior Software Engineer II
Boston or Milwaukee or Maitland
$104k-$178k/yr HybridFull Time
6+ YOE6+ years developing distributed web applications using C#, .NET, ASP.NET, cloud and microservices; experience with RDBMS/NoSQL, event-driven frameworks, Kubernetes, API design; bachelor\u0002s degree required.
C#, .NET Core 3.1, .NET 5+, ASP.NET, Azure, Kafka, EventHub, ServiceBus, Kubernetes, RDBMS, NoSQL
1mo
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Senior Software Engineer (Hogan API)
Hopkins or Atlanta or Chicago or Charlotte or Englewood or Brookfield or Irving
$120k-$141k/yr HybridFull Time
5+ YOEBachelor's degree or equivalent and 5+ years relevant experience. Experience with mainframe/Hogan development (COBOL, JCL, CICS), APIs, system design, testing, security, and cross-team collaboration; Scrum familiarity.
Hogan COBOL, JCL, CICS, JSON, Splunk, IMS Database, GitLab, IDz/RDz (IBM Developer for zOS), Jira
1w
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Lead Software Engineer
Fond du Lac or Appleton or Oshkosh
HybridFull Time
7+ YOE2+ MgmtRequires 7 years developing full-stack software, including 2 years in technical leadership, strong communication, collaboration, and experience with business applications, APIs, integrations, and databases.
C#, .NET Core, Angular, SQL, TypeScript, JavaScript
2w
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Senior Mobile Software Developer
Watertown, Wisconsin, United States
RemoteFull Time
6+ YOE6+ years mobile app experience with React Native, offline-first architecture, BLE integrations, synchronization, and mentorship/technical leadership experience.
React Native, Bluetooth Low Energy (BLE), Jira, Gitflow, CI/CD
4w
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Staff Software Engineer (Oracle Fusion)
Menomonee Falls, Wisconsin, United States
OnsiteFull Time
8+ YOERequires 8+ years of Oracle technical development or software engineering experience, Oracle Fusion Cloud expertise, SQL and PL/SQL skills, integration experience, Agile delivery experience, and strong communication skills.
Oracle Fusion Cloud, FBDI, ESS, OTBI, BI Publisher, FDI, BICC, SQL, PL/SQL, Oracle Integration Cloud, VBCS, ORDS, VBS, App/Page Composer, Redwood, Agile
1mo
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Software Engineer III – IntelliScript (Remote)
Brookfield or New York City or Alaska or California or Connecticut or Illinois or Maryland or Massachusetts or New Jersey or Pennsylvania or Virginia or Washington or District of Columbia
$105k-$199k/yr RemoteFull Time
5+ YOE5+ years software engineering experience focused on data pipelines and backend systems; proficiency with C# (.NET), SQL, AWS, microservices, event-driven architectures, CI/CD and DevOps practices; strong problem-solving and mentoring skills.
C# (.NET), SQL, AWS, GitHub workflows, Terraform, CI/CD, DevOps, Agile/SAFe, EHR, FHIR, HL7
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