22 software systems engineer jobs at 20 companies in DeForest, WI

PromotedHiringCafe
Founding Backend / Infra Engineer
Cupertino, CA, US
$160k-$300k/yr On-SiteFull Time
HiringCafe
HiringCafe: Building a 100× better job search engine to take on Indeed and LinkedIn.
Own the crawlers, pipelines, and infrastructure powering a real-time job search engine. Strong Node.js and Python fundamentals; bonus points for security and reverse-engineering chops.
Node.js, Python, Elasticsearch, Redis
1mo
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Prin Systems Developer
Sun Prairie or Lakeville or Mankato or Bloomington
$119k-$180k/yr HybridFull Time
Compeer Financial
Compeer Financial: Provides financial services and crop insurance to agricultural producers.
12+ YOEBachelor's degree or equivalent and 12+ years developing enterprise applications; advanced knowledge of Microsoft .Net, JavaScript, C#, and MS SQL; experience with application lifecycle, testing, code review, and mentoring.
Microsoft .Net, JavaScript, C#, MS SQL
1mo
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Software Engineer - AI & Cloud Engineering (Early to Mid Career, WI Based)
Madison, Wisconsin, United States
OnsiteFull Time
Flexcompute
Flexcompute: Develops GPU-native multiphysics simulation software for hardware engineers.
3+ YOE3-6 years software engineering; strong programming in Python/C++/Rust/Go/Java/JavaScript; backend systems/APIs/distributed services; Linux/Git; ability to drive projects; degree in technical field
Python, C++, Rust, Go, Java, JavaScript, Linux, Git, Docker, Kubernetes, AWS, GCP, Azure
2mo
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Engineer II, Embedded Systems Design & Integration
Madison, Wisconsin, United States
OnsiteFull Time
Thermo Fisher Scientific
Thermo Fisher ScientificNYSE: TMO: Sells equipment and chemicals for scientific research and healthcare.
2+ YOEBachelor's in Electrical/Computer Engineering or related field; 2-4 years embedded software/firmware; strong C/C++, microcontrollers/ARM; RTOS; hardware knowledge.
C, C++, VHDL, FPGA, C#, .NET, RTOS, Git, JTAG, Oscilloscope, Logic Analyzer, CI/CD, Embedded Linux, USB, I2C, SPI, UART, Ethernet
5d
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Senior Software Engineer Applied AI
Madison or United States
RemoteFull Time
AMC Health
AMC Health: Provides remote patient monitoring and virtual care technology.
7+ YOE7+ years building and operating production backend systems, production LLM/ML experience, cloud distributed-systems expertise, and disciplined practices for regulated environments.
Python, AWS, LLMs
2w
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Software Engineer III, Infrastructure, Google Cloud NetInfra
Madison, Wisconsin, United States
$147k-$211k/yr OnsiteFull Time
Google
GoogleNASDAQ: GOOGL: Provides online search, advertising, cloud computing, and consumer electronics.
2+ YOEBachelor's or equivalent, 2+ years programming in C++, Python or Go, 2+ years building large-scale infrastructure or distributed systems, EM degree preferred, proficiency with performance analysis and debugging.
C++, Python, Go, Vertex AI, TPU
3w
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Sustaining Engineer – Computer / Software
Madison, Wisconsin, United States
OnsiteFull Time
Keenova
Keenova: Develops and sells medicines for rare and complex conditions.
Bachelor's in engineering required. Strong LabVIEW, NI TestStand, Python, C++/Java skills; experience with automated test systems, industrial PCs, embedded systems, GitHub, SDLC, RCA/CAPA, and FDA/GMP regulated environments.
LabVIEW, NI TestStand, Python, C++, Java, Windows 11, GitHub, DAQ modules, Industrial PCs
3d
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Mechanical Engineer
Madison, Wisconsin, United States
OnsiteFull Time
HDR
HDR: Global provider of engineering, architecture, environmental and construction services.
Bachelor's in engineering, PE license required, experience in power generation mechanical systems, proficiency with Microsoft Office and industry design software, strong communication and leadership skills.
Microsoft Office, PLS CAD, AutoCAD, Plant 3D, AutoPipe, Revit
2mo
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Motion Control Engineer
Madison, Wisconsin, United States
OnsiteFull Time
Accuray
AccurayNASDAQ: ARAY: Develops and manufactures radiation therapy systems for cancer treatment.
4+ YOEBachelor’s in CS, software engineering, or related field; 4+ years in software for electro-mechanical control systems; strong C++, Python, MATLAB; good communication; disciplined in quality and timely launches.
C++, Python, MATLAB, Linux, RTOS, SolidWorks, Robot controls middleware, Microcontroller, DFMEA
1mo
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Principal Agentic Engineer
San Francisco or Madison
$175k-$300k/yr OnsiteFull Time
MGT Insurance
MGT Insurance: AI-driven neo-insurer providing commercial insurance for small businesses.
6+ YOE6+ years experience building LLM-based agents and autonomous systems; expertise with OpenAI GPT/Anthropic Claude, LangChain/CrewAI; strong software engineering in Python and TypeScript; agent architecture and observability experience.
OpenAI GPT, Anthropic Claude, LangChain, CrewAI, Python, TypeScript, React
4d
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Distribution Electrical Engineer
Saint Louis Park or Madison or Milwaukee
$85k-$122k/yr OnsiteFull Time
HDR
HDR: Global firm providing architecture, engineering, and environmental services.
3+ YOEPE license required, bachelor’s in engineering required (master’s preferred), minimum 3 years power sector project experience, medium-voltage design and power system study experience, Microsoft Office and industry design software proficiency.
Microsoft Office, PLS CAD, AutoCAD, Plant 3D, AutoPipe, Revit
1mo
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Civil Engineer - Land Development
Minneapolis or Woodbury or Plymouth or Rochester or Des Moines or Overland Park or Madison
$91k-$132k/yr OnsiteFull Time
Stantec
StantecTSX: STN: Provides professional engineering, architecture, and environmental consulting services.
5+ YOEBachelor's in Engineering, PE or ability to obtain within 6 months, minimum 5 years' experience, knowledge of civil codes and systems, strong communication, team leadership, and proficiency with Microsoft Office and design software (AutoCAD Civil3D, HEC-RAS, GIS, StormCAD, WaterCAD, HydroCAD).
Microsoft Office Suite, AutoCAD Civil3D, GIS, HEC-RAS, HEC-HMS, StormCAD, WaterCAD, HydroCAD
2d
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Artificial Intelligence Engineer III
Madison or Kingwood
HybridFull Time
Insperity
InsperityNew York Stock Exchange: NSP: Provides human resources and business performance solutions to businesses.
5+ YOEBachelor's or equivalent experience, 5+ years in software/ML/AI engineering, advanced Python and API skills, experience with large-scale data platforms and LLM systems, familiarity with AI orchestration frameworks, strong communication.
Python, APIs, Snowflake, Databricks, Amazon Redshift, Microsoft Synapse, LangChain, LangGraph, LlamaIndex, Semantic Kernel
1mo
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Senior Web/App Engineer
Janesville, Wisconsin, United States
$118k-$142k/yr OnsiteFull Time
Blain's Farm & Fleet
Blain's Farm & Fleet: Retailer of farm, home, automotive, and outdoor goods.
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
2mo
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FPGA Engineer (WI, Madison)
Madison, Wisconsin, United States
OnsiteFull Time
EndoSec: Security software and cryptographic hardware for government and defense.
Design, develop, test, and maintain FPGA IP cores and FPGA-based systems; optimize timing/resources; collaborate with software and hardware teams; travel up to 10%; ability to obtain U.S. government clearance.
C/C++, Python, VHDL, Verilog, Tcl, Xilinx, Vivado, GHDL, Questa, Quartus Prime, Zynq, Altera Agilex, AXI, ACE, Avalon, FPGA, RTL, IP core, Cocotb, PyUVM, hardware security
2mo
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Senior Fullstack Engineer, Solve
Austin or Madison or San Francisco
$145k-$217k/yr HybridFull Time
Zendesk
Zendesk: Provides cloud-based software for customer service and support.
3+ YOE3+ years of production software experience; backend-first with APIs, async systems, integrations, and real-time systems; ownership of features end-to-end; experience with real-time or event-driven tech such as WebSockets/WebRTC.
Python, FastAPI, React, TypeScript, WebRTC, Redis, MongoDB, LLM / speech
2mo
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Senior AI Solutions Engineer
Oconomowoc, Wisconsin, United States
HybridFull Time
Bruno Independent Living Aids
Bruno Independent Living Aids: Manufacturer of mobility and accessibility products for homes and vehicles.
6+ YOEBachelor’s in CS or related field; 6+ years progressive exp, 3 in manufacturing; AI-first development with agentic LLM tools; polyglot across languages; SQL, REST APIs, system integrations, GIT, BI, vendor mgmt; strong prompt engineering.
Claude Code, GitHub Copilot, Cursor, Windsurf, Epicor, Jitterbit, Salesforce, SQL, GIT
1mo
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OneStream Developer
Grand Rapids or Los Angeles or Washington or Troy or New York or Houston or Chicago or Baltimore or Columbia or Richmond or Memphis or Raleigh or Boston or San Jose or San Francisco or Austin or Kalamazoo or Spokane or Denver or Fort Worth or Atlanta or Orlando or Dallas or Wilmington or Phoenix or San Antonio or Milwaukee or Madison or McLean or Huntsville or Woodbridge or Stamford or Miami or Philadelphia or Charlotte or Greenville or West Palm Beach or Costa Mesa or St. Louis or Fort Lauderdale or Seattle or Rosemont or Pittsburgh or Tulsa or Cincinnati or Cleveland or Columbus or Akron or Cherry Hill or Tampa or Minneapolis or Anchorage or Salt Lake City or Norfolk or Jacksonville or Boulder or Nashville or Oak Brook or Las Vegas or Indianapolis or San Diego or Baton Rouge or Ridgeland or Jackson or Tallahassee or Omaha
$120k-$145k/yr OnsiteFull Time
BDO USA
BDO USA: Provides accounting, tax, and business advisory services to organizations.
3+ YOE3+ years development experience in financial/CPM systems; required SQL and VB.NET; PowerShell and Microsoft Azure preferred; High School diploma required; Bachelor's in technology preferred.
OneStream, Microsoft SQL Server, SQL, VB.NET, Microsoft .Net, PowerShell, Microsoft Azure, ETL, corporate performance management (CPM)
2mo
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Senior Applied ML Engineer
Middleton or Irving or Denver or Seattle
$125k-$184k/yr HybridFull Time
Paradigm
Paradigm: A software transforming the residential, construction, and building product industries.
5+ YOE5+ years designing and deploying applied ML systems; expertise in computer vision and NLP; strong Python and ML frameworks; ML Ops; cloud platforms; clear communicator; degree in CS/ML or related field.
Python, PyTorch, TensorFlow, Hugging Face, MLflow, Kubeflow, AWS, Azure, GCP
3mo
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Front-End Designer & Developer
Madison, Wisconsin, United States
OnsiteFull Time
Usona Institute
Usona Institute: Non-profit medical research organization developing psychedelic therapies.
4+ YOE4–6+ years in front-end development and UI/UX design; HTML5, CSS3/Sass, JavaScript; React; Tailwind; WordPress; CraftCMS; Sitecore; Figma; design systems; UX; cross-functional collaboration.
HTML5, CSS3, Sass, JavaScript, React, Tailwind, WordPress, CraftCMS, Sitecore, Figma
3mo
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Front-End Designer & Developer
Madison, Wisconsin, United States
OnsiteFull Time
Promega
Promega: Provides biological reagents and systems for life science research
4+ YOE4–6+ years in front-end development and UI/UX design; HTML5, CSS3/Sass, JavaScript, React, Tailwind; WordPress, CraftCMS, Sitecore; Figma and design systems; UX fundamentals; cross-functional collaboration.
HTML5, CSS3, Sass, JavaScript, React, Tailwind, WordPress, CraftCMS, Sitecore, Figma