Senior Lead Software Engineer Jobs in Illinois

Refine Results
121 - 140 of 209 Jobs

End User Engineering Infrastructure Engineer Senior - Principal

American Electric Power

•

Remote or Columbus, Ohio, USA

Full-time

Job Posting End Date 07-23-2025 Please note the job posting will close on the day before the posting end date Job Summary art of a larger team delivering high-quality computer, network, storage, and end-user infrastructure solutions, including MECM and Citrix environments. Independently completes infrastructure projects by planning, researching, designing, and engineering the enterprise's technology infrastructure. Provides technical support, troubleshooting, cost estimates, and recommendations
Posted 6 days ago | Updated 1 hour ago

Engineer, Sr Staff Fuels

Constellation Energy

•

Warrenville, Illinois, USA

Full-time

WHO WE ARE As the nation's largest producer of clean, carbon-free energy, Constellation is focused on our purpose: accelerating the transition to a carbon-free future. We have been the leader in clean energy production for more than a decade, and we are cultivating a workplace where our employees can grow, thrive, and contribute. Our culture and employee experience make it clear: We are powered by passion and purpose. Together, we're creating healthier communities and a cleaner planet, and our
Posted 52 days ago | Updated 11 hours ago

Senior Security Engineer, Detection & Response

Rippling

•

Remote

Full-time

About Rippling Rippling gives businesses one place to run HR, IT, and Finance. It brings together all of the workforce systems that are normally scattered across a company, like payroll, expenses, benefits, and computers. For the first time ever, you can manage and automate every part of the employee lifecycle in a single system. Take onboarding, for example. With Rippling, you can hire a new employee anywhere in the world and set up their payroll, corporate card, computer, benefits, and even
Posted 60+ days ago | Updated 1 hour ago

Engineer, Sr Design

Constellation Energy

•

Warrenville, Illinois, USA

Full-time

WHO WE ARE As the nation's largest producer of clean, carbon-free energy, Constellation is focused on our purpose: accelerating the transition to a carbon-free future. We have been the leader in clean energy production for more than a decade, and we are cultivating a workplace where our employees can grow, thrive, and contribute. Our culture and employee experience make it clear: We are powered by passion and purpose. Together, we're creating healthier communities and a cleaner planet, and our
Posted 60+ days ago | Updated 1 hour ago

Senior Principal Systems Safety Engineer (Hybrid)

RTX Corporation

•

Remote or Cedar Rapids, Iowa, USA

Full-time

Date Posted: 2025-05-12 Country: United States of America Location: HIA32: Cedar Rapids, IA 400 Collins Rd NE , Cedar Rapids, IA, 52498-0505 USA Position Role Type: Hybrid U.S. Citizen, U.S. Person, or Immigration Status Requirements: The ability to obtain and maintain a U.S. government issued security clearance is required.Security Clearance: DoD Clearance: Secret Collins Aerospace is seeking an experienced System Safety Engineer within our Missions Systems organization. This engineer will b
Posted 60+ days ago | Updated 1 hour ago

Dotnet Developer

GNRSystems

•

Bloomington, Illinois, USA

Contract

We are seeking a highly skilled and experienced Senior .NET Developer for a hybrid position based in Bloomington, Illinois. The ideal candidate will have a strong background in full-stack .NET development, working with enterprise applications, and modern software development practices. This role is W2 only and requires 3 days onsite presence weekly. Key Responsibilities:Design, develop, test, and maintain scalable .NET applications. Work across the full stack, including C#, ASP.NET Core, REST AP
Easy Apply
Posted 7 days ago

Lead/Senior Full Stack Engineer (Node & React) with AI/ML

iSpace, Inc

•

Remote

Contract

Only on W2, NO C2C/1099 Title: Lead Full Stack Engineer (Node & React) with AI/ML Position type: 12+ Months contract to start (could go for over 1-2 years) Location: Remote Top Skills: Node. JS, React, State Management, MySQL, AWS, Docker, Kubernetes, Open AI/Chat GPT, lead experience with both onshore and offshore. Qualifications: 7+ years of experience building complex web applications.Solid work experience using component-based development on the client side.Proficiency with front-end techn
Easy Apply
Posted 60+ days ago | Updated 7 hours ago

Senior Infrastructure Engineer

U-Haul International, Inc

•

Remote or Phoenix, Arizona, USA

Full-time

Location: 2727 N Central Ave, Phoenix, Arizona 85004 United States of America U-Haul is seeking an experienced Senior Infrastructure Engineer with a strong background in Kubernetes, Automation, Linux, Scripting, and Load Balancing. Primary Responsibilities: Take ownership of assigned projects and actively drive them to completion. Leverage new and existing technologies to help Teams achieve their automation goals. Proactively evaluate the security of new and existing solutions. Work with secur
Posted 60+ days ago | Updated 1 hour ago

Senior Principal Machine Learning Engineer-AI (FULLY REMOTE)

Splunk Inc.

•

Remote or San Jose, California, USA

Full-time

Description Join us as we pursue our disruptive new vision to make machine data accessible, usable and valuable to everyone. We are a company filled with people who are passionate about our product and seek to deliver the best experience for our customers. At Splunk, we're committed to our work, customers, having fun and most importantly to each other's success. Learn more about Splunk careers and how you can become a part of our journey! Role: As the Senior Principal Machine Learning Enginee
Posted 60+ days ago | Updated 1 hour ago

Airworthiness and Regulatory Engineer (Experienced, Senior or Principal)

Boeing Company

•

Remote or Everett, Washington, USA

Full-time

Airworthiness and Regulatory Engineer (Experienced, Senior or Principal) Company: The Boeing Company Boeing Commercial Airplanes (BCA) is currently seeking multiple Airworthiness and Regulatory Engineer (Experienced, Senior, or Principal) to join our Chief Aerospace Safety Officer (CASO) organization. These positions are in Everett, WA. Position Overview: Join the esteemed team at Boeing's Chief Aerospace Safety Officer (CASO) organization, where we are dedicated to ensuring the highest stan
Posted 60+ days ago | Updated 1 hour ago

Engineer, Sr Staff Fuels

Constellation Energy

•

Warrenville, Illinois, USA

Full-time

WHO WE ARE As the nation's largest producer of clean, carbon-free energy, Constellation is focused on our purpose: accelerating the transition to a carbon-free future. We have been the leader in clean energy production for more than a decade, and we are cultivating a workplace where our employees can grow, thrive, and contribute. Our culture and employee experience make it clear: We are powered by passion and purpose. Together, we're creating healthier communities and a cleaner planet, and our
Posted 60+ days ago | Updated 11 hours ago

Engineer, Sr Staff Fuels

Constellation Energy

•

Warrenville, Illinois, USA

Full-time

WHO WE ARE As the nation's largest producer of clean, carbon-free energy, Constellation is focused on our purpose: accelerating the transition to a carbon-free future. We have been the leader in clean energy production for more than a decade, and we are cultivating a workplace where our employees can grow, thrive, and contribute. Our culture and employee experience make it clear: We are powered by passion and purpose. Together, we're creating healthier communities and a cleaner planet, and our
Posted 60+ days ago | Updated 11 hours ago

Senior Site Reliability Engineer, Atlas

mongoDB, inc

•

Chicago, Illinois, USA

Full-time

MongoDB's mission is to empower innovators to create, transform, and disrupt industries by unleashing the power of software and data. We enable organizations of all sizes to easily build, scale, and run modern applications by helping them modernize legacy workloads, embrace innovation, and unleash AI. Our industry-leading developer data platform, MongoDB Atlas, is the only globally distributed, multi-cloud database and is available in more than 115 regions across AWS, Google Cloud, and Microsoft
Posted 60+ days ago | Updated 1 hour ago

Engineer, Sr Staff Fuels

Constellation Energy

•

Warrenville, Illinois, USA

Full-time

WHO WE ARE As the nation's largest producer of clean, carbon-free energy, Constellation is focused on our purpose: accelerating the transition to a carbon-free future. We have been the leader in clean energy production for more than a decade, and we are cultivating a workplace where our employees can grow, thrive, and contribute. Our culture and employee experience make it clear: We are powered by passion and purpose. Together, we're creating healthier communities and a cleaner planet, and our
Posted 60+ days ago | Updated 1 hour ago

Frontend Engineering Manager, Stripe Dashboard

Stripe

•

Remote or Chicago, Illinois, USA

Full-time

Who we are About Stripe Stripe is a financial infrastructure platform for businesses. Millions of companies-from the world's largest enterprises to the most ambitious startups-use Stripe to accept payments, grow their revenue, and accelerate new business opportunities. Our mission is to increase the GDP of the internet, and we have a staggering amount of work ahead. That means you have an unprecedented opportunity to put the global economy within everyone's reach while doing the most important
Posted 56 days ago | Updated 1 hour ago

Servicenow Architect

CyberOne LLC

•

Remote

Full-time, Third Party

This Job is 100% Remote We are seeking an experienced ServiceNow Lead Developer with a strong background in Field Service Management (FSM) to lead the design, architecture, and implementation of FSM solutions. The ideal candidate will have a deep understanding of ServiceNow's FSM capabilities and related ServiceNow applications, coupled with a robust technical foundation to deliver best-in-class solutions that improve field service delivery, operational efficiency, and customer satisfaction. Key
Easy Apply
Posted 8 days ago

AWS Engineer

Axiom Global Technologies, Inc.

•

Remote

Contract

We're looking for a talented and experienced Senior AWS Engineer to join our team. In this role, you'll be instrumental in designing, developing, and implementing robust and scalable backend solutions, with a strong focus on data processing, API development, and AWS cloud infrastructure. If you're passionate about building high-performance systems and have a solid understanding of modern cloud architectures, we encourage you to apply! Key Responsibilities: Design and develop data-driven solutio
Easy Apply
Posted 12 days ago | Updated 12 days ago

Senior ServiceNow Developer (Remote)

Oscar Technology

•

Remote

Contract

Job Title: Senior ServiceNow Developer (Remote, Cleared) Job Type: 12-Month Contract Location: 100% Remote (Must be available to work EST hours) Start Date: ASAP Compensation: Up to $70/hr W2 or $75/hr C2C Overview: We are currently seeking an experienced Senior ServiceNow Developer to support a long-term project. This fully remote opportunity requires a candidate with strong technical expertise across multiple ServiceNow modules and an active U.S. government security clearance. Key Responsib
Easy Apply
Posted 25 days ago | Updated 2 hours ago

ServiceNow Developers with AI Experience on Moveworks and Now Assist

Cloudious

•

Remote or US

Third Party, Contract

ServiceNow Developers with AI Experience on Moveworks and Now Assist Job Title: Senior ServiceNow Developer Moveworks Integration Rate: $65/hr on C2C Role Overview We are seeking a highly skilled and experienced Senior ServiceNow Developer to lead the integration of AIdriven conversational platforms particularly Moveworks into our ServiceNow ecosystem This role will focus on enhancing automation user experience and operational efficiency across ITSM HRSD and CSM modules. Key Responsibilities L
Easy Apply
Posted 20 days ago | Updated 3 hours ago

Senior Java Developer

Infojini

•

District of Columbia, USA

Contract, Third Party

Position Overview: We are seeking a highly skilled and experienced Senior Java Developer to join our team in Washington, DC. The ideal candidate will possess strong expertise in full-stack development, Java programming, Kafka administration, and AWS cloud technologies. This position requires hands-on technical leadership, excellent problem-solving skills, and a deep understanding of enterprise data modeling and integration. Essential Duties & Responsibilities: Design, develop, and maintain comp
Easy Apply
Posted 6 hours ago | Updated moments ago