Computer science jobs in Chicago, IL

Remote

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27d ago

Crossing Hurdles is a recruitment firm. We refer top candidates to our partners working with the world s leading AI research labs to help build and train cutting-edge AI models. Position: Computer Science Expert (PhD) Type: Hourly Contract Compensation: $75 $95/hour Location: Remote Duration: 1 2 months (potential for extension) Commitment: 10 40 hours/week Role Responsibilities (Training support will be provided) Create and evaluate complex problems in computer science across various subdomains

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Contract

$65 - $95

Information Technology, Software Engineering, & Computer Science - 2026 Summer Internship

Remote or Groton, Connecticut

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Today

Overview General Dynamics Electric Boat provides an unparalleled learning experience for college students, offering practical exposure in the defense industry alongside expert engineers, shaping the future of submarine innovation. Engineers at Electric Boat work collaboratively across departments and with our customer to develop innovative solutions for the United States Navy's nuclear submarines. As an Intern, you'll be exposed to various engineering activities with the support of our senior

Full-time

Senior Software Engineer

Chicago, Illinois

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4d ago

Senior Software EngineerZion Cloud Solutions LLC Deerfield, IL (Required travel to client sites across the U.S.) Job Description:Zion Cloud Solutions LLC has multiple openings for the position of Senior Software Engineer. The role requires a Bachelor s degree in Computer Science, Engineering (any), Technology, or a related field, and 5 years of experience in software engineering or related IT roles. Responsibilities: Gather and analyze business and technical requirements. Design and implement in

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Full-time

Depends on Experience

C++ Software Engineer

Chicago, Illinois

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18d ago

A leading quantitative trading firm based in Chicago that's been a cornerstone of the market making space for over two decades is looking for a sharp, motivated C++ Software Engineer with 2-5 years of experience to join their core engineering team. Known for their deep expertise in trading and technology, this firm blends rigorous research with high-performance systems to compete at the highest levels of global financial markets. You will be able to collaborate with researchers, traders, and oth

Full-time

Quantitative Researcher - Entry Level

Chicago, Illinois

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15d ago

$200,000 USD Highly competitive bonus Onsite WORKING Location: Chicago, Illinois - United States Type: Permanent HFT Quantitative Researcher - Low-latency/short-term strategies - Entry-level Anson McCade have partnered with a renowned proprietary trading firm which is engaged in high-frequency and short-term trading across cash equities, futures, and options markets. This firm has offices globally, and are looking for exceptionally talented researchers to join their office in Chicago. The succe

Full-time

Software Engineering Fellowship - Summer 2026

Chicago, Illinois

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22d ago

Software Engineering Fellowship - Summer 2026 The Software Engineering Fellowship is a unique track within our Technology Internship Program that focuses on building technical learning, career development, and professional skills, helping students create connections between their academic work and the technology industry. Fellows will explore the fundamentals of good software design and work alongside a professional mentor to grow their skills. This is a 10 to 12-week paid, full-time internship

Full-time

USD 21.10 - 35.14 per hour

Lead Java Engineer

Chicago, Illinois

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Today

A Chicago-based Fintech firm that builds institutional-grade cryptocurrency trading infrastructure designed for Wall Street firms and large financial institutions. They're hiring a Lead Java Engineer to join their small, fast-paced and energetic team. This is a great opportunity to have a significant impact within a small engineering team in an industry with lots of potential. They're a rapidly scaling Series B firm looking for engineers with strong computer science fundamentals and drive. Requi

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Full-time

165k - 200k

Quantitative Trader

Chicago, Illinois

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2d ago

$200,000-250,000 USD Formulaic Bonus Onsite WORKING Location: Chicago, Illinois - United States Type: Permanent Quantitative Trader/Portfolio Manager - HFT Futures - New York/Chicago/Amsterdam/London My client is a renowned prop firm operating in the HFT and intraday space, with teams covering Equities, Futures and Options. The firm is currently looking for Quantitative Researchers, particularly those covering short-term alpha research for Futures or Equities, who can build or join a desk and t

Full-time

Senior Java Engineer / Onsite in Willowbrook / Defense / Svelte

Willowbrook, Illinois

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Today

An established, veteran-owned technology company based in Willowbrook, IL is looking to bring on a Senior Java Engineer to support the growth of its mission-critical security solutions. This team builds real-time applications used in high-security industries such as defense, nuclear security, and critical infrastructure, with a focus on modernization and high performance. This is a 5-days onsite role where you'll collaborate closely with a small, dedicated team. If you have strong expertise in J

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Full-time

100k - 130k

Network Engineer Mid

Chicago, Illinois

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Today

RESPONSIBILITIES: Kforce has a client that is seeking a Network Engineer Mid in Chicago, IL. Duties: * Network Engineer Mid will configure, deploy, and troubleshoot Cisco routers and switches in support of branch refresh and new site initiatives * Assist with network refresh program execution, including staging, equipment shipping, and on-site coordination * Submit and track change requests through ticketing systems, ensuring compliance with Company's processes * Collaborate with engineers, pro

Contract

$62.05 - $83.95 hourly

.Net Developer

Hybrid in Schaumburg, Illinois

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10d ago

Our Large Insurance Industry client is seeking aFull Stack Dot Net Developerto join our team. The ideal candidate should have experience in.NET Core, C#, Entity Framework Core, HTML, CSS,and front-end frameworks likeAngular,React. The candidate should be able to work independently and as part of a team. The candidate should also have experience in developing web applications and be familiar with the latest web development technologies. Hands-on experience integratingAI/MLsolutions into applicati

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Contract

$55

Software Engineer Intern - Summer 2026

Chicago, Illinois

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Today

Company Overview At Motorola Solutions, we believe that everything starts with our people. We're a global close-knit community, united by the relentless pursuit to help keep people safer everywhere. Our critical communications, video security and command center technologies support public safety agencies and enterprises alike, enabling the coordination that's critical for safer communities, safer schools, safer hospitals and safer businesses. Connect with a career that matters, and help us buil

Full-time

Senior Java / Guidewire Developer / Hybrid in South Suburbs Chicago / Auto Insurance

Bedford Park, Illinois

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Today

An established insurance provider in Bedford Park, IL is hiring a Senior Guidewire/Java Developer to advance their enterprise system modernization. This role blends Guidewire expertise with Java backend development, making it a key position for enhancing and customizing core policy, billing, and claims applications. The company is seeking a senior-level engineer who can contribute to design, configuration, and development of insurance solutions while working closely with business and technical t

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Full-time

100k - 130k

Senior Staff Data Engineer - 324170

Lake Forest, Illinois

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Today

Work Location Type: Remote About Grainger: W.W. Grainger, Inc., is a leading broad line distributor with operations primarily in North America, Japan and the United Kingdom. At Grainger, We Keep the World Working by serving more than 4.5 million customers worldwide with products and solutions delivered through innovative technology and deep customer relationships. Known for its commitment to service and award-winning culture, the Company had 2024 revenue of $17.2 billion across its two busines

Full-time

USD 154,000.00 - 202,500.00 per year

25B Information Technology Specialist

Chicago, Illinois

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Today

Job Description If you've ever considered a job in IT, become an Information Technology Specialist in the Army National Guard and expand your skills and experience with complex technologies. In this role, you will be responsible for sending, receiving, and processing messages and data on the Guard's sophisticated networks. You will also maintain and troubleshoot the systems that support the military's logistics and classified data, and build firewalls that can withstand any attempted cyberattack

Full-time

Compensation information provided in the description

Senior Java Engineer / Hybrid in Chicago South Suburbs / Insurance

Bedford Park, Illinois

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Today

A growing insurance technology team in Bedford Park, IL is seeking a Senior Java Developer to support their digital transformation efforts. The company has been investing heavily in modernizing its platforms and is looking for a backend expert who can help design and deliver scalable, high-performance solutions. This is a hands-on engineering role where you'll be collaborating with peers, influencing architecture, and driving backend initiatives that have a direct impact on business outcomes. Th

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Full-time

100k - 130k

Sr Lead, Security Architect - CIAM

Chicago, Illinois

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5d ago

About Northern Trust: Northern Trust, a Fortune 500 company, is a globally recognized, award-winning financial institution that has been in continuous operation since 1889. Northern Trust is proud to provide innovative financial services and guidance to the world's most successful individuals, families, and institutions by remaining true to our enduring principles of service, expertise, and integrity. With more than 130 years of financial experience and over 22,000 partners, we serve the world's

Full-time

USD 114,500.00 - 194,700.00 per year

Senior Java Engineer / Full time in Willowbrook, IL

Willowbrook, Illinois

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Today

A Willowbrook, IL-based veteran-owned company is seeking a Senior Java Engineer to reinforce and enhance its suite of real-time applications used in security environments, including defense, critical infrastructure, and nuclear security. This role is central to the company's mission of modernizing legacy systems with a focus on performance, scalability, and reliability. This is a full-time, onsite position (5 days/week) where you'll work alongside a small, dedicated team of engineers. It's a gre

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Full-time

100k - 130k

Presales Engineer (Mobile Video - Body Worn Cameras)

Remote or Chicago, Illinois

•

Today

Full-time

USD 90,000.00 - 110,000.00 per year

Angular Developer

Rosemont, Illinois

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Today

Akkodis is seeking an Angular Developer for a contract with a client in Rosemont, IL. Responsibilities include gathering and analyzing business requirements and producing detailed functional and non-functional documentation. Rate Range: $45/hour to 53/hour; The rate may be negotiable based on experience, education, geographic location, and other factors. Angular Developer job responsibilities include: Gather and analyze business and technical requirements to support front-end development initi

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Full-time

USD 45.00 - 53.00 per hour

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Computer science jobs in Chicago, IL, USA