73 senior software developer jobs at 53 companies in Roscoe, IL

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
2mo
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Senior Software Engineer (Madison, WI, US, 53711)
Madison, Wisconsin, United States
OnsiteFull Time
AMETEK
AMETEKNYSE: AME: Manufacturer of electronic instruments and electromechanical devices.
8+ YOESenior software engineer with 8+ years, Windows desktop apps, C#/C++, .NET/WPF/MVVM, CI, multithreading, data analysis on large 3D datasets, and mentoring.
C#, C++, .NET, WPF, MVVM, Entity Framework, Git, Visual Studio, CI/CD
2mo
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Senior Software Engineer
Madison, Wisconsin, United States
$100k-$144k/yr RemoteFull Time
Resource Innovations
Resource Innovations: Provides clean energy services and software solutions for utilities.
6+ YOEExpertise in PHP, Laravel, Vue.js; 10+ years with PHP frameworks; 6+ years with Vue; API design; AWS; Git; SaaS experience; testable code with Pest/PHPUnit; agile team experience.
Laravel, Vue.js, Tailwind CSS, PHP, Pest, PHPUnit, AWS, NodeJS
3mo
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Senior iOS Software Engineer
Madison or Chicago or United States
$190k-$224k/yr RemoteFull Time
Fetch
Fetch: Mobile platform rewarding consumers for scanning retail and dining receipts.
5+ YOESenior iOS engineer with 5+ years of shipping iOS apps, strong Swift/SwiftUI, async/await, Combine, MVVM, dependency injection, modular architecture, debugging, API integration, and cross-functional teamwork.
Swift, SwiftUI, Combine, async/await, Dependency Injection, MVVM, Modular Architecture
2mo
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Senior Staff Software Engineer
Madison or Austin
OnsiteFull Time
Findhelp
Findhelp: Building digital infrastructure for connecting people to social services.
8+ YOE8+ years professional software development, strong Python and ReactJS experience preferred, good SQL and database knowledge, experience with cloud (GCP preferred), technical writing, design, and mentoring skills.
Python, ReactJS, SQL, GCP
3d
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Senior Software Engineer
Elgin, Illinois, United States
OnsiteFull Time
Northgate Technologies
Northgate Technologies: Designs and manufactures medical devices for minimally invasive surgery.
Bachelor's degree in engineering, 4+ years medical device experience, 1+ year embedded development, proficiency in C and assembly, experience with microprocessor-based devices, communication protocols, debugger use, FDA/ISO processes.
C, Assembly, Linux, I2C, SPI, RS232, Ethernet, Bluetooth, Wi-Fi, Microsoft Word, Microsoft Excel, Microsoft PowerPoint
1mo
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Software Developer
United States or Missouri or Austin or Boston or Chattanooga or Chicago or Dallas or Denver or Houston or Jefferson City or Kansas City or Los Angeles or Madison or Milwaukee or Minneapolis or Nashville or Oakland or Omaha or Phoenix or Providence or Springfield or Saint Louis or Washington
$105k-$237k/yr HybridFull Time
Husch Blackwell
Husch Blackwell: A nationwide firm providing industry-focused legal and litigation services.
5+ YOEBachelor's in CS/related (or equivalent) and 5+ years enterprise app development/AI/cloud engineering experience; strong C#, .NET, Azure, AI implementation, CI/CD, and cloud-native backend skills.
C#, .NET Core, .NET 8, ASP.NET, Azure App Services, Azure Web Apps, Azure Functions, Durable Functions, Azure Service Bus, Azure SQL Database, Docker, Azure Application Insights, Azure DevOps, GitHub Actions, Git, Azure AI Foundry, Azure OpenAI, Copilot Studio, Entra ID
1mo
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Chief Principal Software Engineer- Cloud
Greenville or Remote or Remote
$119k-$204k/yr HybridFull Time
Oshkosh
OshkoshNYSE: OSK: Manufacturer of specialty trucks, military vehicles and access equipment.
8+ YOE8+ years backend cloud software development; Azure cloud; C#/.NET; IoT/cloud data platforms; containerization; CI/CD; security and observability.
Azure, C#, NET Core, Docker, Kubernetes, Terraform, GitHub Actions, Event Grid, Event Hub, Azure Functions, CosmosDB, Redis, Azure Monitor, Application Insights
3w
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Software Engineer III - Tech Lead
Plano or Madison
$90k-$126k/yr HybridFull Time
Horace Mann
Horace MannNYSE: HMN: Providing insurance and financial solutions to educators and their families.
7+ YOEBachelor's in CS/IT or equivalent, 7+ years software development experience, technical leadership experience, strong proficiency with Java, .NET, SQL, DB2, SSIS, C#, COBOL, APIs; DevOps/CI/CD and AI experience preferred.
Java, .NET, SQL, DB2, SSIS, C#, COBOL, APIs, CI/CD pipelines, AI services
2mo
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Principal Software Engineer
Madison, Wisconsin, United States
$153k-$259k/yr OnsiteFull Time
Exact Sciences
Exact SciencesNASDAQ: EXAS: Provides molecular diagnostic tests for early cancer detection.
Senior individual contributor with expertise in OO languages, REST/DB, cloud, Agile, and enterprise-scale digital engineering.
C, C++, Java, JavaScript, Python, SQL, PL/SQL, .NET, Google Web Toolkit, JPA, Hibernate, Azure, AWS, JIRA, Confluence
1mo
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Software Engineer – Test Equipment (Onsite)
Rockford, Illinois, United States
$87k-$165k/yr OnsiteFull Time
RTX
RTXNYSE: RTX: Provides advanced aerospace and defense systems and services.
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)
3mo
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Lead Embedded Software Developer (62539)
Franksville, Wisconsin, United States
$105k-$154k/yr OnsiteFull Time
Eaton
EatonNYSE: ETN: Manages electrical, hydraulic, and mechanical power systems globally.
4+ YOELead embedded software role focusing on architecture, Linux/RTOS platforms, and C/C++ development with team leadership.
C/C++, Linux, RTOS, Yocto, Embedded Linux, Jira, Git, GoogleTest, GoogleMock, xUnit++
2mo
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Senior Embedded Software Engineer-Innovation Team
Cottage Grove, Wisconsin, United States
OnsiteFull Time
Johnson Health Tech
Johnson Health TechTaiwan Stock Exchange: 1736: Designs and manufactures commercial and residential fitness equipment.
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
4d
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Software Developer II
Janesville, Wisconsin, United States
OnsiteFull Time
Data Dimensions
Data Dimensions: Digitizes and automates paper-intensive business processes and document workflows.
5+ YOEAssociate degree plus 5 years related experience (or equivalent); knowledge of networking, SDLC, Microsoft technologies, Visual Studio, C#, .NET; strong communication and problem-solving skills.
Microsoft Visual Studio, Microsoft Word, Microsoft Excel, Microsoft Outlook, Microsoft Windows API, C#, .Net, Microsoft SQL Server, SQL Management Studio, Python, PHP
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
5d
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Lead Software Engineer (Hybrid)
Madison or Boston
$131k-$220k/yr HybridFull Time
American Family Insurance
American Family Insurance: Provides diverse insurance products and comprehensive financial services.
Lead large-scale application migrations; design enterprise solutions; provide technical guidance; strong SDLC, architecture, integration, estimation skills; experience with Python or Java preferred.
Python, Java
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
3mo
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Senior Associate, Software Application and API Developer (St. Charles, Illinois) (St. Charles, IL, US)
St. Charles, Illinois, United States
$153k-$212k/yr HybridFull Time
New York Life
New York Life: Provides life insurance, retirement income, and investment solutions.
7+ YOEBachelor's degree in CS/EE/Math or related field plus 7 years in software development; experience with .NET, REST/SOAP APIs, microservices; VB.NET, ASP.NET, C#, JavaScript, SQL Server; Excel/VBA actuarial models; hybrid work in St. Charles, IL.
VB.NET, ASP.NET, C#, JavaScript, XML, HTML, CSS, REST, SOAP, Swagger, Postman, SOAP UI, SQL Server, .NET
2mo
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Software Developer 2
Monroe, Wisconsin, United States
OnsiteFull Time
Colony Brands
Colony Brands: Operates multi-channel retail brands and catalog sales for consumer products.
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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FHIR Lead Full Stack Software Engineer - Remote
Madison, Wisconsin, United States
$113k-$193k/yr RemoteFull Time
UnitedHealth Group
UnitedHealth GroupNYSE: UNH: Provides health insurance and technology-enabled health care services.
8+ YOE8+ years as a full stack developer; 5+ years C#; 3+ years FHIR/interoperability; 3+ years healthcare IT; 2+ years knowledge of data structures, algorithms, and version control (Git).
C#, Python, FHIR, Git, APIs, SQL, NoSQL
2w
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Senior Staff Engineer
Madison, Wisconsin, United States
$180k-$220k/yr HybridFull Time
Recovery.com
Recovery.com: Matches patients with mental health and addiction treatment centers.
10+ YOE10+ years professional software engineering experience; deep TypeScript/full-stack expertise; proven architecture, API, scalability, and reliability experience; strong communication and mentorship skills.
TypeScript, React, Next.js, Node.js, PostgreSQL, Algolia, AWS, GCP, Vercel, Cloudflare