OOP jobs in Illinois

Remote

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Today

Job ID: 2615051 Location: Remote Work, NY, US Date Posted: 2026-08-13 Category: Software Subcategory: SW Engineer Schedule: Full-Time Shift: Day Job Travel: Yes - 10% of the time Minimum Clearance Required: Secret Clearance Level Must Be Able to Obtain: TS/SCI Potential for Remote Work: ORA_REMOTE Description Make a meaningful impact on national security by supporting the Space Development Agency (SDA) in delivering the Battle Management Command, Control, and Communications (BMC3) soft

Full-time

USD 160,001.00 - 200,000.00 per year

Palantir Developer | Palantir Advisor

Remote

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Yesterday

Position : Palantir Advisor (Developer) Location : 100% Remote Duration : 6-12 months Position Overview: We are seeking an experienced Palantir Developer Advisor to provide hands-on technical guidance and best-practice mentorship to developers, content creators, and data scientists working within the Palantir ecosystem. This individual will serve as a trusted advisor, helping teams rapidly build and optimize widgets, ontologies, and data pipelines while ensuring effective use of Palantir capabil

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Contract

Depends on Experience

TAK Developer

Remote

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Today

Job Number: R0247381 TAK Developer The Opportunity: As a full-stack developer, you can resolve a problem with a complete end-to-end solution in a fast and agile environment. If you're looking for the chance to not just develop sof t war e, but to create a system that will make a difference, we need you on our team. We're looking for an experience d developer like you with the skills needed to develop sof t war e and systems from vision to production ready. This role is more than just coding. As

Full-time

USD 86,800.00 - 198,000.00 per year

Senior Principal Software Engineer

Remote

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Today

Job ID: 2615051-OTHLOC-034 Location: Remote Work, CA, US Date Posted: 2026-08-13 Category: Software Subcategory: SW Engineer Schedule: Full-Time Shift: Day Job Travel: Yes - 10% of the time Minimum Clearance Required: Secret Clearance Level Must Be Able to Obtain: TS/SCI Potential for Remote Work: ORA_REMOTE Description Make a meaningful impact on national security by supporting the Space Development Agency (SDA) in delivering the Battle Management Command, Control, and Communications

Full-time

USD 160,001.00 - 200,000.00 per year

Engineer Embedded Software 3

Rolling Meadows, Illinois

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Today

Location: Rolling Meadows, IL Salary: $60.00 USD Hourly - $75.00 USD Hourly Description: General Information We are looking for an Engineer Embedded Software 3 to support our RF Software department. This position will serve on-site at Rolling Meadows. Responsibilities Designs, develops, operates and maintains software components and computing systems software to be applied to and integrated with engineering, scientific and manufacturing requirements. Applies the appropriate standards, processe

Contract

USD 60.00 - 75.00 per hour

Senior Software Engineer / Contract / Hybrid in Chicago Suburbs

Chicago, Illinois

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Today

Software company looking to bring on a Senior Software Engineer. You'll be key to driving modernization and growth by developing technical solutions that enhance business operations. You will play an impactful part in modernizing legacy systems, transitioning from VB.NET to C#, and evolving web platforms from ASP.NET to Blazor. You'll also contribute to the ongoing development and improvement of the company's ERP system. This is a 6-month contract position with potential for extension or convers

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Contract

$60 - $70

REMOTE Staff Software Engineer

Remote

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Today

A growing company with great benefits in a start-up environment. This Jobot Job is hosted by: Kirk Morgan Are you a fit? Easy Apply now by clicking the "Apply Now" button and sending us your resume. Salary: $170,000 - $205,000 per year A bit about us: A growing company with great benefits in a start-up environment. Why join us? A growing company with great benefits in a start-up environment. Job Details Job Details: We are seeking an experienced and passionate Sr. Software Engineer to jo

Full-time

USD 170,000.00 - 205,000.00 per year

Senior Software Engineer / .NET / Hybrid in Chicagoland

Bolingbrook, Illinois

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Today

Software company looking to bring on a Senior Software Engineer. You'll be key to driving modernization and growth by developing technical solutions that enhance business operations. You will play an impactful part in modernizing legacy systems, transitioning from VB.NET to C#, and evolving web platforms from ASP.NET to Blazor. You'll also contribute to the ongoing development and improvement of the company's ERP system. This is a full-time position. They are located in the southwest suburbs of

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Full-time

$120000 - $137000

REMOTE Sr. Software Engineer

Remote

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Today

A growing company with great benefits in a start-up environment. This Jobot Job is hosted by: Kirk Morgan Are you a fit? Easy Apply now by clicking the "Apply Now" button and sending us your resume. Salary: $130,000 - $160,000 per year A bit about us: A growing company with great benefits in a start-up environment. Why join us? A growing company with great benefits in a start-up environment. Job Details Job Details: We are seeking an experienced and passionate Sr. Software Engineer to jo

Full-time

USD 130,000.00 - 160,000.00 per year

Senior Java Backend Developer – Remote

Remote

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Today

Senior Java Backend Developer RemoteWork Arrangement: Remote Job Type: Contract Contract Duration: 12 Months Employment Type: W2 Only (No C2C) Interview RequirementAn in-person face-to-face interview is required as part of the selection process. Specific interview location and details will be discussed during the recruiter screening call. Job DescriptionWe are seeking an experienced Senior Java Backend Developer to design, develop, enhance, and support real-time Java applications for a high-pe

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Contract

50 - 55

Senior Content Developer

Remote or Phoenix, Arizona

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Today

RESPONSIBILITIES: Kforce has a client that is seeking a Senior Web Content Developer in Phoenix, AZ. Summary: We are seeking an experienced Senior Web Content Developer to serve as the lead technical resource for a modern web development team. This individual will lead all phases of the web content platform lifecycle, from architecture and design through implementation and optimization. This role is heavily focused on solving complex business and technical challenges, designing scalable system

Contract

$67 - $77 hourly

Entry Level Software Developer (Chicago)

Chicago, Illinois

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Today

Start your software career with a company whose entire business is launching them. SkillStorm builds technology talent for Fortune 100 enterprises and U.S. government agencies. You'll spend 12 weeks in paid, hands-on training working real, team-based projects - then deploy directly to an enterprise or government client, effective day one. This isn't a course you pay for. It's a paid role with a clear path from "qualified" to "deployed professional." We're hiring people early in their technical c

Full-time

Android Developer

Remote

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2d ago

Must Have: Android SDKs Deep understanding of APIs across OS versions Kotlin Nice To Have: Jetpack Compose Job Summary: We are looking for a seasoned Android Software Engineer to join our mobile development team and play a key role in evolving our existing Android application. This position is ideal for someone who thrives in a fast-paced environment, enjoys solving complex problems, and is passionate about delivering high-quality mobile experiences. You will be responsible for designing and imp

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Contract

Depends on Experience

Senior Software Engineer/Salesforce/Java/Chicago, IL LOCAL

Chicago, Illinois

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Today

Our client, a large enterprise organization, is looking to bring on a Senior Salesforce Engineering Consultant. This role sits at the center of their Salesforce ecosystem, focused on Service and Sales Cloud. *This role is hybrid 2x a week in Lake Forest, IL* This is a chance to take real ownership of a mature Salesforce environment, shaping architecture and best practices rather than just executing tickets. Our client is looking for a builder who can move fluidly between hands-on development and

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Full-time

$140000 - $145000

Sr. Software Engineer

Hybrid in Oak Brook, Illinois

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Yesterday

Senior Software Engineer (.NET / Azure / Angular) Location: Oakbrook Terrace, IL (Hybrid - Onsite Mondays & Tuesdays)- MUST CURRENTLY RESIDE IN IL No C2C, third-party vendors, or sponsorship available. About the Role Were looking for a Senior Software Engineer with a strong foundation in C#/.NET or Java development who has evolved into modern .NET and Azure technologies. This role is ideal for someone who enjoys building modern web applications, with a strong emphasis on front-end development u

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Full-time

100,000 - 128,000

Senior Front End Developer

Remote

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Today

Description & Requirements Maximus is seeking an experienced Senior Front End Developer to join our team! The Senior Front End Developer provides subject matter proficiency for work described in the task. Responsible for providing analytical skills to support process improvement, specialized studies, and definition of requirements. Typical duties include analysis, planning, developing requirements documents, building functional models, developing procedures, developing functional architectures,

Full-time

USD 120,000.00 per year

Senior Backend .NET Engineer

Remote or Lakeland, Florida

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Today

RESPONSIBILITIES: Kforce has a client that is seeking a Senior Backend .NET Engineer in Lakeland, FL. Duties Include: * Design and implement backend architecture using .NET Framework/.NET 8 and C# * Develop and maintain RESTful APIs and microservices for web and mobile applications * Optimize application performance, scalability, and security across distributed systems * Collaborate with FE engineers to integrate user-facing elements with server-side logic * Implement database solutions (SQL Se

Full-time

$50 - $65 annually

Ruby on Rails developer

Remote

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4d ago

Key Responsibilities Develop, enhance, and maintain applications using Ruby on Rails. Design, develop, and consume RESTful APIs and microservices. Perform application modernization, including Rails version upgrades and dependency management. Analyze and remediate security vulnerabilities, CVEs, and code quality issues. Collaborate with product owners, architects, QA teams, and business stakeholders. Ability to work in a fast-paced application modernization environment. Capable of contributing fr

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Contract

Depends on Experience

SAP ABAP Developer

Remote

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18d ago

SAP ABAP Developer - Direct-Hire/FTE - Remote (US) We are looking for an experienced SAP ABAP Developer to design, develop, and maintain custom solutions within our SAP environment. You will work closely with functional teams to translate business requirements into technical solutions and support ongoing system enhancements. Responsibilities Develop and maintain custom ABAP programs, reports, interfaces, enhancements, and forms (RICEF) Perform debugging, performance tuning, and code optimizatio

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Full-time

$130000 - $140000

Python Developer with Google Cloud Platform Cloud Exp. (only w2 contract)

Remote or Georgia

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Today

Stellar Consulting Solutions is a boutique business & technology consulting company headquartered in Atlanta, GA. We deliver high quality, agile, and experienced workforce for niche technology projects of any scale. We help forward thinking clients to solve specific problems by understanding their needs and align talent that can move fluidly to match skill supply and demand on a real-time basis. Stellar Consulting has a unique combination of technical and digital skills to recruit, engage, and

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Contract

$42 to 46/hr on w2

OOP jobs in Illinois, USA