Senior Software Developer Jobs in Illinois

1,781 - 1,800 of 1,953 Jobs

Senior iOS Engineer - Referrals, Acquisition & Marketing PlatformJob Title - Senior iOS Engineer - Referrals, Acquisition & Marketing Platform

Block IncCompany Name - Block Inc

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California, USA

Full-time

It all started with an idea at Block in 2013. Initially built to take the pain out of peer-to-peer payments, Cash App has gone from a simple product with a single purpose to a dynamic ecosystem, developing unique financial products, including Afterpay/Clearpay, to provide a better way to send, spend, invest, borrow and save to our 50+ million monthly active customers. We want to redefine the world's relationship with money to make it more relatable, instantly available, and universally accessibl

Energy and Sustainability Engineer or Senior Energy and Sustainability EngineerJob Title - Energy and Sustainability Engineer or Senior Energy and Sustainability Engineer

Virginia JobsCompany Name - Virginia Jobs

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Remote or Charlottesville, Virginia, USA

Full-time

The University of Virginia's Office for Sustainability is seeking an Energy and Sustainability Engineer or a Senior Energy and Sustainability Engineer. Both positions give a unique opportunity to make a direct and measurable impact to help meet UVA's goals including being carbon neutral by 2030 and fossil fuel-free by 2050, while saving money for the university. Our award-winning Building Efficiency Program has worked on 75 buildings over the past nine years, avoiding energy costs of $14 millio

Senior AI Prompt Engineer (remote)Job Title - Senior AI Prompt Engineer (remote)

ICFCompany Name - ICF

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Remote or Reston, Virginia, USA

Full-time

Senior AI Prompt Engineer (USA - remote) Please read the entire JD before applying. The Company: ICF is a mission-driven company filled with people who care deeply about improving the lives of others and making the world a better place. Our core values include Embracing Difference; we seek candidates who are enthusiastic about building a culture that encourages, embraces, and hires dimensions of difference. The Team: Our Health Engineering Solutions (HES) team works side by side with customer

IAM/ PAM Engineer - CyberArkJob Title - IAM/ PAM Engineer - CyberArk

MindlanceCompany Name - Mindlance

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Remote or Buffalo, New York, USA

Contract

Please find details for this position below: Title : Senior Technical Engineer / IAM/ PAM Manager Location : Buffalo, NY 14203 / Hybrid Duration : Up to 12 Months Not able to work with 3rd party candidates | W2 Only | No C2C | No Relocation Must have: CyberArk The position will be on a Workforce and Identity Access Management team where we are focused on privileged access management.Integrating CyberArk with other security tools, IT environments, and applications (like Active Directory, Azure, e

Guidewire Developer - Cloud & PolicyCenter v10 exp - Remote - US Physical ResidentJob Title - Guidewire Developer - Cloud & PolicyCenter v10 exp - Remote - US Physical Resident

Access Global Group LLCCompany Name - Access Global Group LLC

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Remote or US

Full-time, Contract

Company Overview Do you want to be part of a exciting environment, supporting the growth of cutting-edge technology in cloud computing? Access Global Group (AGG) employees are passionate about what they do. We're a diverse group of cloud technology professionals with the same goal: to make our clients' lives easier through technology and we have a good time while we're at it! As a Salesforce Cloud Alliance Partner, Our recognized ability to deliver outstanding value is the product of effectively

Field Engineer 2 - MR, CT, Vascular (3rd Shift) - Orlando FL AreaJob Title - Field Engineer 2 - MR, CT, Vascular (3rd Shift) - Orlando FL Area

GE HealthcareCompany Name - GE Healthcare

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Remote

Full-time

Job Description Summary The Field Engineer 2 performs on time and accurate Preventative Maintenance in one or more modalities of equipment. The FE2 is aware of and follows all Field Modification Instructions and/or Instrument Service Information bulletins. Works with experienced Field Engineers, both onsite and remotely, to learn troubleshooting, repair and equipment installation techniques. Responsible for driving customer satisfaction through Service Excellence. The Field Engineer will primar

Sr. Power System EngineerJob Title - Sr. Power System Engineer

ABB Inc.Company Name - ABB Inc.

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California, USA

Full-time

At ABB, we help industries outrun - leaner and cleaner. Here, progress is an expectation - for you, your team, and the world. As a global market leader, we'll give you what you need to make it happen. It won't always be easy, growing takes grit. But at ABB, you'll never run alone. Run what runs the world. This Position reports to: Technical Consulting Manager II In this role you will be responsible for leading and delivering electrical system analysis services, in Electrification Service, in t

Senior Math Libraries Engineer - Sparse Linear AlgebraJob Title - Senior Math Libraries Engineer - Sparse Linear Algebra

NVIDIA CorporationCompany Name - NVIDIA Corporation

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Remote or Santa Clara, California, USA

Full-time

We are looking for a software engineer for our Sparse Linear Algebra team which develops key technologies and libraries such as cuDSS, cuSPARSE and cuSPARSELt, for scientific computing and deep learning software stacks targeting a range of processors from edge computing to supercomputers. These high-performance libraries provide accelerated linear algebra functions, such as: matrix products, direct and iterative solvers; and are consumed by industrial and research organizations with applications

Principal Solution EngineerJob Title - Principal Solution Engineer

Snowflake Inc.Company Name - Snowflake Inc.

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California, USA

Full-time

Where Data Does More. Join the Snowflake team. We are looking for a Senior Solution Engineer who is accustomed to solving customer's most complex problems and closing large deals. In this role you will work directly with the sales team and channel partners to understand the needs of our customers, strategize on how to navigate winning sales cycles, provide compelling value-based demonstrations, support enterprise Proof of Concepts, and ultimately close business. As a Snowflake Solution Engineer

Senior JAVA Backend API EngineerJob Title - Senior JAVA Backend API Engineer

Guardian Life Insurance CompanyCompany Name - Guardian Life Insurance Company

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Remote or Holmdel, New Jersey, USA

Full-time

Overview: Guardian's Group Benefits API Technology Team is looking for versatile Software Engineers skilled in Java based technologies, who are driven, who want to make a difference and code with purpose. The Backend API/Integrations Engineer is responsible for providing seamless data integration between Enterprise Applications using Real time Restful APIs, messaging, and event streams. You Will: Develop well crafted, well-engineered, robust, scalable software integration solutions that are Pro

Sr. Full-Stack Developer (React.js, Next.js, MySQL and AWS) AI/MLJob Title - Sr. Full-Stack Developer (React.js, Next.js, MySQL and AWS) AI/ML

iSpace, IncCompany Name - iSpace, Inc

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Remote

Contract

Sr. Full-Stack Developer (React.js, Next.js, MySQL and AWS) Location : Full remote, but work PST time zone Duration : 6-12 Months Contract Description: Seeking a creative Senior Developer that can architect and develop large scale enterprise applications using React.js for front-end, Next.js, MySQL for backend. Will be working closely with a team of developers to validate and/or test new technologies to progress the efficiencies of the technical landscape. Requirements: 7+ years of experienc

Senior Solution Engineer - Communications, Media, and EntertainmentJob Title - Senior Solution Engineer - Communications, Media, and Entertainment

Snowflake Inc.Company Name - Snowflake Inc.

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California, USA

Full-time

Where Data Does More. Join the Snowflake team. We are looking for a Senior Sales Engineer who is accustomed to solving customer's most complex problems and closing large deals. In this role you will work directly with the sales team and channel partners to understand the needs of our customers, strategize on how to navigate winning sales cycles, provide compelling value-based demonstrations, support enterprise Proof of Concepts, and ultimately close business. As a Snowflake Sales Engineer you m

Mid Level Planning Engineer - designing, planning, and deploying DWDM networks - ZLJob Title - Mid Level Planning Engineer - designing, planning, and deploying DWDM networks - ZL

SESCompany Name - SES

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Remote

Full-time

Required Qualifications Consulting level typically with 6+ years of experience.Proficient in designing, planning, and deploying DWDM networks.Ability to evaluate network requirements and develop robust network designs. Experience with various DWDM equipment and technologies.Skilled in interpreting fiber characterization results, including OTDR, CD, and PMD testing. Ability to assess fiber quality and suitability for high-capacity DWDM applications.Demonstrated ability to manage multiple projects

Lead Threat Detection EngineerJob Title - Lead Threat Detection Engineer

M&T BANK CORPORATIONCompany Name - M&T BANK CORPORATION

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Remote or Buffalo, New York, USA

Full-time

This role offers a hybrid work schedule; offering the flexibility to work remotely two days a week, while providing the opportunity for in-person collaboration at our Buffalo, NY Tech Hub. Overview: Responsible for designing, developing, and enhancing threat detection capabilities across the organization's detection platforms. The primary focus will be the creation and optimization of threat detection use cases, leveraging advanced tools and techniques to identify and mitigate cyber threats in r

Lead ASIC & FPGA Design Engineer - Vitis HLS (HYBRID TELEWORK)Job Title - Lead ASIC & FPGA Design Engineer - Vitis HLS (HYBRID TELEWORK)

Lockheed Martin CorporationCompany Name - Lockheed Martin Corporation

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Remote or King of Prussia, Pennsylvania, USA

Full-time

Job Description We are committed to work-life balance by promoting this hybrid telework opportunity. These job requirements allow the employee to work at a Lockheed Martin-designated office or job site for part of their schedule and has a predefined regular, recurring telework schedule for the remaining part of their work schedule. Who We Are Lockheed Martin is dedicated to shaping, developing, & advancing technologies & capabilities with a focus on our customers' needs as part of our 21st Ce

Senior Math Libraries Engineer - Dense Linear AlgebraJob Title - Senior Math Libraries Engineer - Dense Linear Algebra

NVIDIA CorporationCompany Name - NVIDIA Corporation

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Remote or Santa Clara, California, USA

Full-time

We are looking for software engineers to join our development efforts in the area of dense linear algebra kernels for high-performance libraries such as cuSOLVER. Around the world, leading commercial and academic organizations are revolutionizing AI, data analytics, and scientific and engineering simulations, using data centers powered by GPUs and high-performance linear algebra libraries. Applications of these technologies include computer aided engineering (CAE), electronic design automation (

Lead Electrical Analytical Engineer 2Job Title - Lead Electrical Analytical Engineer 2

Sargent & Lundy LLC.Company Name - Sargent & Lundy LLC.

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Chicago, 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 opportunity to utilize and expand your academic background in Power Systems to provide power system modeling and analytical support interdisciplinary project teams. You will be involved in supporting the interconnection of new power generation resources - including onshore and offshore wind, solar PV, battery energy storage, and traditiona

Software Technical Lead, Machine Learning Engineer, MLOps infrastructureJob Title - Software Technical Lead, Machine Learning Engineer, MLOps infrastructure

Cisco Systems, Inc.Company Name - Cisco Systems, Inc.

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Remote

Full-time

Cisco Meraki is revolutionizing the way IT administrators run their infrastructure by providing simple and secure cloud-managed solutions. With a large install base of customers and rich wide-ranging data sets, the potential for data analytics to improve business performance for both our customers and our own business is enormous. About the role The Data Science Infrastructure team is a growing group that works closely with executives and leaders across the company to support the development an

Senior Jurisdiction and Classification EngineerJob Title - Senior Jurisdiction and Classification Engineer

RTX CorporationCompany Name - RTX Corporation

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Kentucky, USA

Full-time

Date Posted: 2025-06-24 Country: United States of America Location: RKY99: RTN Remote, Kentucky Position Role Type: Remote 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 At Raytheon, the foundation of everything we do is rooted in our values and a higher calling - to help our nation and allies defend freedoms and deter aggression. We bring the st

Data Warehouse DeveloperJob Title - Data Warehouse Developer

R Systems, Inc.Company Name - R Systems, Inc.

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Remote

Contract

Position: Data Warehouse Developer Location: Remote Duration: 4 Months Contract to Hire About R Systems: R Systems is a leading digital product engineering company that designs and develops chip-to-cloud software products, platforms, and digital experiences that empower its clients to achieve higher revenues and operational efficiency. Our product mindset and engineering capabilities in Cloud, Data, AI, and CX enable us to serve key players in the high-tech industry, including ISVs, SaaS, and