12 c software developer jobs at 7 companies in Decatur, 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
1w
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SENIOR SOFTWARE DEVELOPER
Springfield, Illinois, United States
$8k-$12k/mo OnsiteFull Time
State of Illinois
State of Illinois: The executive, legislative, and judicial government of Illinois.
7+ YOEBachelor's-level education plus seven years IT experience, strong skills in ASP.NET,C#.NET,SQL Server,Power BI; provides level-3 support, develops and tests applications, mentors developers.
ASP.NET, C#.NET, SQL Server, Power BI, VB.NET, Crystal Reports, Microsoft Reporting Services
2w
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Senior System Software Engineer
Santa Clara or Champaign or Redmond
$184k-$357k/yr OnsiteFull Time
NVIDIA
NVIDIANASDAQ: NVDA: Designs graphics processing units and artificial intelligence hardware.
9+ YOE9+ years software development experience; proficiency in C++, Java, Scala and CUDA; experience with data platform and distributed systems; enterprise customer support and open source contributions.
C++, Java, Scala, CUDA, Apache Spark, RAPIDS, CCCL, UCX, Apache Arrow, Velox, Presto, Apache DataFusion, Parquet, ORC, JSON
2w
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Senior System Software Engineer
Santa Clara or Champaign or Redmond
$184k-$357k/yr OnsiteFull Time
NVIDIA
NVIDIANASDAQ: NVDA: Designs GPU-accelerated computing and artificial intelligence hardware.
9+ YOE9+ years software development experience, 5+ years data platform development, proficiency in C++, Java, Scala, CUDA; BS/MS/PhD in computer science or equivalent; experience with Apache Spark and supporting enterprise customers.
C++, CUDA, Java, Scala, Apache Spark, Velox, Presto, Apache Arrow, Apache DataFusion, RAPIDS, CCCL, UCX
1w
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Principal Systems Software Engineer
Santa Clara or Champaign
$272k-$431k/yr OnsiteFull Time
NVIDIA
NVIDIANASDAQ: NVDA: Designs GPU-accelerated computing and artificial intelligence hardware.
15+ YOE15+ years software development experience; strong C++, Java, or Scala skills; experience designing distributed systems; familiarity with Apache Spark and OSS data platform ecosystem; BS/MS/PhD in CS or related (or equivalent experience).
Java, Scala, CUDA/C++, C++, cuDF, CCCL, UCX, RAPIDS Spark, Apache Spark, Parquet, ORC, JSON, Apache Iceberg, Delta Lake, Unity Catalog, AWS EMR, Databricks, Google Dataproc, Oracle Cloud Data Flow, Bytedance Volcengine, Tencent Cloud, Cloudera, Velox, Presto, Apache Arrow, Apache DataFusion
2mo
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Computer Graphics Software Developer Intern
Champaign, Illinois, United States
$23-$26/hr OnsiteInternship
Brunswick
BrunswickNYSE: BC: Designs and manufactures marine engines and recreational boats.
US work authorization; enrollment in a BS in Computer Science; portfolio; Python and C++; game engine experience; basic CG knowledge; willingness to explore new techniques.
Python, C++, game engine, CG rendering techniques
1w
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Principal Systems Software Engineer
Santa Clara or Champaign
$272k-$431k/yr OnsiteFull Time
NVIDIA
NVIDIANASDAQ: NVDA: Designs graphics processing units and artificial intelligence hardware.
15+ YOE15+ years software development experience; strong C++, Java or Scala skills; CUDA/C++ experience; distributed systems and OSS data platform familiarity; BS/MS/PhD or equivalent.
Apache Spark, Velox, Presto, Apache Arrow, Apache DataFusion, cuDF, CCCL, UCX, CUDA, C++, Java, Scala, AWS EMR, Databricks, Google Dataproc, Oracle Cloud Data Flow, Bytedance Volcengine, Tencent Cloud, Cloudera, RAPIDS
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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Senior Autonomy Engineer
Mossville or Pittsburgh
$113k-$183k/yr OnsiteFull Time
Caterpillar
CaterpillarNYSE: CAT: Manufactures construction equipment, mining machinery, and industrial engines.
4+ YOESenior Autonomy Engineer with 4+ years robotics experience; localization/filters expertise; proficient in C++, Python; ROS knowledge; bachelor’s, master’s, or PhD in robotics, electrical/computer engineering, or computer science; onsite five days a week; relocation and visa sponsorship available.
C++, Python, ROS, Kalman filtering, Inertial Measurement technology, GNSS
1w
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UIUC Research Park Intern - Machine Learning Compiler
Champaign, Illinois, United States
$25-$40/hr OnsitePart Time
Rivian
RivianNASDAQ: RIVN: Designs and manufactures electric vehicles and charging networks.
Must be a University of Illinois Urbana-Champaign student pursuing BS/MS/PhD in engineering-related field; strong C++ and Python; knowledge of ML compilation, deep learning, computer vision or NLP; strong math and software fundamentals; available 20 hrs/wk (Fall/Spring) and 40 hrs/wk (Summer).
C++, Python
1mo
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PhD Research Intern, System Software and I/O Architecture - Fall 2026
Santa Clara or California or Champaign
$30-$94/hr HybridInternship, Full Time
NVIDIA
NVIDIANASDAQ: NVDA: Designs graphics processing units and artificial intelligence hardware.
PhD student in CE/CS/EE or related, research experience in architecture, OS, compilers or HPC, expertise in accelerated computing and I/O system software, proficiency in CUDA and cluster programming, strong research and systems-building record.
C, C++, CUDA, Python, Rust, MPI, NCCL
1mo
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PhD Research Intern, System Software and I/O Architecture - Fall 2026
Santa Clara or Champaign or California
$30-$94/hr HybridFull Time, Internship
NVIDIA
NVIDIANASDAQ: NVDA: Designs GPU-accelerated computing and artificial intelligence hardware.
PhD student in CE/CS/EE with research experience in computer architecture, OS, compilers, HPC; systems-building, CUDA and cluster programming experience; strong publication and collaboration record.
C, C++, CUDA, Python, Rust, MPI, NCCL
2mo
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Photogrammetrist
Springfield or Springfield
$140k-$160k/yr HybridFull Time
Hathiant
Hathiant: Federal contractor providing AI-driven IT and digital solutions.
10+ YOEClearance required and willing to upgrade; bachelor's in photogrammetry or related; 10+ years imaging experience; proficiency with GIS/imagery software; strong communication; ability to work independently.
ArcGIS, SOCET GXP, QT Modeler, ERDAS Imagine, Remote View, Python, MATLAB, IDL, C