C++ Jobs in Illinois

80 open C++ jobs in Illinois at 25 companies, including NVIDIA, Capital One and JP Morgan Chase. Updated daily from company career pages.

NVIDIA

NVIDIA is a computing platform company operating at the intersection of graphics, HPC, and AI.

Capital One

Capital One is a diversified banking company that offers early and later stage venture, and debt financing investments.

JP Morgan Chase

JP Morgan Chase is a global financial services provider that offers investment banking, asset management, treasury, and other services.

Confluent

Confluent offers a streaming platform based on Apache Kafka that enables companies to easily access data as real-time streams.

Optiver

We strive for better every day

IMC Trading

8 more open roles at IMC Trading

GCM Grosvenor

GCM Grosvenor is an investment management firm that specializes in hedge funds, private equity, real estate and infrastructure investments.

Belvedere Trading

Belvedere Trading is a financial services company specializing in equity index and commodity derivative services.

Palantir Technologies

Palantir Technologies is a software company that develops data analytics and data integration software solutions.

Adobe

Adobe is a software company that provides its users with digital marketing and media solutions.

MongoDB

MongoDB is a next-generation database that helps businesses transform their industries by harnessing the power of data.

S&P Global

S&P Global is a market intelligence company that provides financial information and data analytics services.

UL Solutions

UL Solutions turns issues in safety, security, and sustainability into opportunities for clients in over 100 countries.

Emerson

Emerson is an technology & engineering company providing innovative solutions for customers in industrial and residential markets.

FactSet

FactSet is a financial research company that offers risk analytics tools and data for institutional investors.

Invesco

Invesco is an independent investment management firm delivering an investment experience designed to help people get more out of life.

LiveKit

Real-time video, audio, and data for developers

Databento

A faster, simpler way to get market data

Jump Trading

Jump Trading is a globally-positioned, proprietary trading firm.

5 more open roles at Jump Trading

Infleqtion

Infleqtion is a quantum information company that develops software-configured and quantum-enabled products.

Updated 2026-10-10.