Lead Software Engineer Jobs in Illinois

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181 - 200 of 2,360 Jobs

Senior Staff Software Engineer - Fullstack

ServiceNow, Inc.

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Remote or San Diego, California, USA

Full-time

Company Description It all started in sunny San Diego, California in 2004 when a visionary engineer, Fred Luddy, saw the potential to transform how we work. Fast forward to today - ServiceNow stands as a global market leader, bringing innovative AI-enhanced technology to over 8,100 customers, including 85% of the Fortune 500 . Our intelligent cloud-based platform seamlessly connects people, systems, and processes to empower organizations to find smarter, faster, and better ways to work. But thi
Posted 5 days ago | Updated 1 hour ago

Senior Software Engineer

Zachary Piper Solutions, LLC

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Remote

Full-time

Piper Companies is seeking a Senior Software Engineer to join an innovative technology team focused on building and scaling backend systems that power complex, high-traffic applications. This is a fully remote role with a standard Monday through Friday schedule, operating from 10:00 AM to 6:00 PM ET. Responsibilities of the Senior Software Engineer include: Develop and maintain backend services using JavaMigrate and refactor existing Python codebases into JavaOperate within a microservices ar
Posted 28 days ago | Updated 28 days ago

Principal Software Engineer - Remote

UnitedHealth Group

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Remote or San Diego, California, USA

Full-time

Optum is a global organization that delivers care, aided by technology to help millions of people live healthier lives. The work you do with our team will directly improve health outcomes by connecting people with the care, pharmacy benefits, data and resources they need to feel their best. Here, you will find a culture guided by inclusion, talented peers, comprehensive benefits and career development opportunities. Come make an impact on the communities we serve as you help us advance health op
Posted 20 days ago | Updated 1 hour ago

Senior C++ Trading Software Developer - R

Next Step Systems

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Chicago, Illinois, USA

Full-time

Senior C++ Trading Software Developer, Chicago, IL We are looking to hire a highly talented Senior C++ Software Developer to join the technology team. This Senior C++ Software Developer position is 100% Onsite and NOT open for Remote. Senior C++ Trading Software Developer Responsibilities: - Work collaboratively with technology and business teams on trading and research platforms. - Design and implement high quality software solutions used for algorithmic trading, exchange connectivity, and res
Easy Apply
Posted 7 days ago | Updated 10 hours ago

Mechanical Design Engineer with CAD and CREO in Goodfield IL on W2 basis

Sovereign Technologies

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Goodfield, Illinois, USA

Contract

Job Title: Mechanical Design Engineer Location: CNH Goodfield, IL Contract Type: Short-Term Contract (Through End of Year) Job Description: CNH is seeking a Mechanical Design Engineer to support our team in Goodfield, IL. This is a short-term contract role, ideal for an experienced engineer with a strong background in structural design and fluid routing systems. Key Responsibilities: Design and develop structural components such as brackets and supports for agricultural machinery.Create and mana
Easy Apply
Posted 1 day ago | Updated 1 day ago

(Remote) Senior Software Engineer - AI Platform Engineer

First American Financial Corporation

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Remote or Santa Ana, California, USA

Full-time

Who We Are Join a team that puts its People First! Since 1889, First American (NYSE: FAF) has held an unwavering belief in its people. They are passionate about what they do, and we are equally passionate about fostering an environment where all feel welcome, supported, and empowered to be innovative and reach their full potential. Our inclusive, people-first culture has earned our company numerous accolades, including being named to the Fortune 100 Best Companies to Work For list for ten conse
Posted 10 days ago | Updated 1 hour ago

Senior Software Engineer (Hybrid-Puerto Rico)

RTX Corporation

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Remote or Aguadilla, Aguadilla, Puerto Rico

Full-time

Date Posted: 2025-06-08 Country: United States of America Location: HPR01: Collins Puerto Rico- Aguadilla Road 110 North Km 28.8 San Antonio Industrial Park, Aguadilla, PR, 00603 USA Position Role Type: Hybrid U.S. Citizen, U.S. Person, or Immigration Status Requirements: Security Clearance: None/Not Required Join Collins Aerospace as a Senior Software Engineer, and work with the Software Technologies team within the Mission Systems C4I&A organization. We are looking for a strong, passionate p
Posted 21 days ago | Updated moments ago

Lead Protection and Control Engineer 1 - Grid

Sargent & Lundy LLC.

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Warrenville, Illinois, USA

Full-time

Description This position allows for a hybrid work schedule with a mix of work spent in office and working remote from home. This position will offer you the ability to directly apply your knowledge of protective relaying and controls systems for distribution and high voltage substations. As a Lead Protection & Control Engineer you will primarily review the work of others. That work will typically consist primarily of protection and control schematics and wiring drawings for a wide range of su
Posted 11 days ago | Updated 1 hour ago

Lead Protection and Control Engineer 1 - Grid

Sargent & Lundy LLC.

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Chicago, Illinois, USA

Full-time

Description This role offers a hybrid work arrangement. You'll spend three days a week in the office, giving you the flexibility to work remotely for two days. This position will offer you the ability to directly apply your knowledge of protective relaying and controls systems for distribution and high voltage substations. As a Lead Protection & Control Engineer you will primarily review the work of others. That work will typically consist primarily of protection and control schematics and wir
Posted 11 days ago | Updated 1 hour ago

Lead Gas Insulated Substation Engineer 1 - Grid

Sargent & Lundy LLC.

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Warrenville, Illinois, USA

Full-time

Description Due to continued growth, our Grid Group is seeking an experienced Gas Insulated Substation (GIS) Lead Electrical Engineer. This position offers you the opportunity to work in a project team environment with other engineers and designers involved in the detailed electrical design and project management of distribution and transmission substation projects.Specifically, this position is intended to function as a Subject Matter Expert for Gas Insulated Substation projects.Active partici
Posted 60+ days ago | Updated 1 hour ago

Lead Gas Insulated Substation Engineer 1 - Grid

Sargent & Lundy LLC.

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Chicago, Illinois, USA

Full-time

Description Due to continued growth, our Electric Grid Infrastructure Services Group is seeking an experienced Gas Insulated Substation (GIS) Lead Electrical Engineer. This position offers you the opportunity to work in a project team environment with other engineers and designers involved in the detailed electrical design and project management of distribution and transmission substation projects.Specifically, this position is intended to function as a Subject Matter Expert for Gas Insulated S
Posted 60+ days ago | Updated 1 hour ago

Principal Software Engineer

AFLAC

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Remote

Full-time

Salary Range: $110,000 - $169,000 Job Posting End Date: 7/15/25 We've Got You Under Our Wing We are the duck. We develop and empower our people, cultivate relationships, give back to our community, and celebrate every success along the way. We do it all The Aflac Way . Aflac, a Fortune 500 company, is an industry leader in voluntary insurance products that pay cash directly to policyholders and one of America's best-known brands. Aflac has been recognized as Fortune's 50 Best Workplaces for Di
Posted 55 days ago | Updated 9 hours ago

Senior Software Engineer - AWS

Fannie Mae

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Remote or Reston, Virginia, USA

Full-time

At Fannie Mae, the inspiring work we do helps make a home a possibility for millions of homeowners and renters. Every day offers compelling opportunities to impact the future of the housing industry while being part of a collaborative team thriving in an energizing environment. Here, you will grow your career and help create access toaffordable housing finance. Job Description As a valued colleague on our team, you will contribute to developing data infrastructure and pipelines to capture, int
Posted 16 days ago | Updated moments ago

Senior Software/GPU Engineer

Draper

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Remote or Cambridge, Massachusetts, USA

Full-time

Overview: Draper is an independent, nonprofit research and development company headquartered in Cambridge, MA. The 2,000+ employees of Draper tackle important national challenges with a promise of delivering successful and usable solutions. From military defense and space exploration to biomedical engineering, lives often depend on the solutions we provide. Our multidisciplinary teams of engineers and scientists work in a collaborative environment that inspires the cross-fertilization of ideas
Posted 60+ days ago | Updated 1 hour ago

Senior Software Engineer, Cloud Platform

NVIDIA Corporation

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Remote or Santa Clara, California, USA

Full-time

The NVIDIA GPU Cloud (NGC) organization is looking for software engineering talent to build NVIDIA's accelerated compute cloud services. These services include software to manage hardware and network provisioning to build a multi-tenant infrastructure. As a software engineer, you will work with other software engineers, product architects, and product managers as a collaborative team to deliver end-to-end software solutions to manage complex cloud infrastructure deployments. You will write serv
Posted 9 days ago | Updated 1 hour ago

Senior Software Engineer, Data Platform

Circles Inc.

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Remote or San Francisco, California, USA

Full-time

Circle is a financial technology company at the epicenter of the emerging internet of money, where value can finally travel like other digital data - globally, nearly instantly and less expensively than legacy settlement systems. This ground-breaking new internet layer opens up previously unimaginable possibilities for payments, commerce and markets that can help raise global economic prosperity and enhance inclusion. Our infrastructure - including USDC, a blockchain-based dollar - helps busines
Posted 28 days ago | Updated 1 hour ago

Principal Software Engineer

General Dynamics

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Remote

Full-time

Type of Requisition: Regular Clearance Level Must Currently Possess: None Clearance Level Must Be Able to Obtain: None Public Trust/Other Required: Other Job Family: Software Development Job Qualifications: Skills: JavaScript, Microservices Architecture, RESTful Web Services, Software Development, Spring Boot Certifications: None Experience: 5 + years of related experience ship Required: Yes Job Description: Senior Software Developer Lead We value: Writing code rather than documentsShip
Posted 57 days ago | Updated 1 hour ago

Senior Software Engineer - Remote

UnitedHealth Group

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Remote or Eden Prairie, Minnesota, USA

Full-time

Optum is a global organization that delivers care, aided by technology to help millions of people live healthier lives. The work you do with our team will directly improve health outcomes by connecting people with the care, pharmacy benefits, data and resources they need to feel their best. Here, you will find a culture guided by diversity and inclusion, talented peers, comprehensive benefits and career development opportunities. Come make an impact on the communities we serve as you help us adv
Posted 30 days ago | Updated 1 hour ago

Principal Software Engineer - Commercial Trading (React JS) - Hybrid

Citizens Bank

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Remote or Johnston, Rhode Island, USA

Full-time

Job Description 3 Days Hybrid from any of our locations in RI, Iselin NJ, MA, Charlotte NC, Pittsburgh PA, Dallas TX or Phoenix AZ Role is not relocation eligible. Job Title: Principal of Software Engineer Responsibilities Your role as Principal of Software Engineering is to work with engineering teams and architecture to produce high-quality technology solutions. You will be given the autonomy to lead, design and develop innovative solutions to some of the biggest technical issues facing th
Posted 17 days ago | Updated 1 hour ago

Software Engineer V / Sr. Principal Engineer

Medifast, Inc.

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Remote or Baltimore, Maryland, USA

Full-time

About the Opportunity At Medifast, our team members are relentless in our mission of driving Lifelong Transformation, Making a Healthy Lifestyle Second Nature . When you join Medifast, you become part of a dynamic, fast-growing community of highly motivated, like-hearted people who share a passion for promoting health and wellness. Just as OPTAVIA Coaches inspire Clients to reach their personal wellness goals, at Medifast, we inspire each other to bring our best to work each day to further our s
Posted 38 days ago | Updated 9 hours ago