OOP jobs in Illinois

Remote

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Today

About Upstart At Upstart, we're united by a mission that matters: to radically reduce the cost and complexity of borrowing for all Americans. Every day, we bring creativity, experimentation, and advanced AI to reshape access to credit, helping millions move forward financially with clarity and confidence. As the leading AI lending marketplace, we partner with banks and credit unions to expand access to affordable credit through technology that's both radically intelligent and deeply human. Our

Full-time

USD 166,900.00 - 230,900.00 per year

App Dev - Java - Lead

Chicago, Illinois

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Today

Position: App Dev - Java - Lead Location: Chicago, Illinois Duration: Contract Job ID: 179511 Job Overview: We are seeking a skilled and experienced Back-End Engineer to join our team as a Lead in Application Development with expertise in Java. The ideal candidate will play a critical role in designing, developing, and maintaining robust back-end systems to support our applications. This is a contract position based in Chicago, Illinois. Responsibilities: Design, develop, and maintain back-e

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Full-time

USD 85.00 - 90.00 per hour

TAK Developer

Remote

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5d ago

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

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

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

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

Software Developers

Remote

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2d ago

Job Title: Software Developers Location:Noblesville, IN Employer: 4Consulting, Inc Position Type: Full Time Worksite: Remote Position Summary 4Consulting, Inc is seeking a qualified Software Developers to support technology consulting, application development, systems analysis, testing, data management, cybersecurity, infrastructure, or project delivery services for client projects. The selected candidate will perform duties consistent with the clients project requirements and compan

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Full-time, Third Party

Depends on Experience

(Remote) Senior Software Engineer

Remote or Tennessee

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Today

MEDHOST, a division of Harris; is seeking a Senior Software Engineer who leverages extensive knowledge of architectural and design patterns, core design concepts, and best practices in unit testing and configuration management to design, construct, test, and debug technical solutions. The Senior Software Engineer, RPG is a hands-on technical leader responsible for complex IBM i/RPG development, modernization, production troubleshooting, code quality, and mentoring within a fast-paced healthcare

Full-time

USD 110,000.00 - 135,000.00 per year

Sr Principal Software Engineer - Java

Remote or San Diego, California

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Today

RELOCATION ASSISTANCE: Relocation assistance may be available CLEARANCE REQUIRED FOR START: Yes CLEARANCE TYPE: Top Secret TRAVEL: Yes, 25% of the Time Description At Northrop Grumman, our employees have incredible opportunities to work on revolutionary systems that impact people\'s lives around the world today, and for generations to come. Our pioneering and inventive spirit has enabled us to be at the forefront of many technological advancements in our nation\'s history - from the first fl

Full-time

USD 142,200.00 - 213,400.00 per year

Python with Quartz

Chicago, Illinois

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5d ago

A client of Innova Solutions is immediately hiring for a Python Developer with Quartz. Position Type: Contract Duration: 12 Months Location: Chicago, IL Job Description: Bachelors degree in Computer Science or similar 3+ years of software development experience 1+ years of Object-Oriented Programming experience Strong knowledge of version control (i.e. git, svn, etc.) Testing (unit, integration, etc.), along with test automation Excellent written oral communication skills Agile developm

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Contract

Depends on Experience

Full Stack Engineer - Golang with Pharmacy experience

Remote

•

Yesterday

Position Title - Full Stack Engineer - Golang with Pharmacy experienceDuration - 12 monthsTop 5 -Pharmacy ExperienceFull-stack experienceStrong experience working with backend development, specifically GolangComplex data models and large datasets (NoSQL experience, e.g.,MongoDB, preferred)Tech skills requiredMongodbObject Orientated Programming - GolangReactBackend Development Duties:Design and implement robust, scalable full-stack solutions to meet evolving business requirementsLead technical d

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Full-time

Depends on Experience

Sr. Software Engineer

Hybrid in Oak Brook, Illinois

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15d ago

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

Software Test Engineer

Remote or Almont, Colorado

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Today

Description: Remote Our client seeks a Software Test Engineer to support new projects on a team focused on coding-heavy test automation, debugging, and hands-on hardware testing for next-generation CGM transmitters. The role will execute and debug automated tests primarily in Java and C#, develop new automated tests, and perform limited manual and hardware validation in an FDA-regulated environment. The work includes collaborating with a 22-engineer team, using tools such as Eclipse and Intell

Contract

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

Java Developer / Software Developer / Backend Engineer / Backend Developer

Remote

•

Yesterday

Job SummaryWe are looking for an experienced Senior Java Developer with 8+ years of hands-on experience in designing, developing, and maintaining scalable enterprise applications. The ideal candidate should have strong expertise in Java, Spring Boot, Microservices, REST APIs, SQL, and cloud technologies, along with a solid understanding of software development best practices. Key ResponsibilitiesDesign, develop, test, and maintain scalable Java-based enterprise applications.Develop robust and hi

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Third Party, Contract

$60 - $80

Full-Stack .NET Developer

Hybrid in Chicago, Illinois

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Yesterday

Resource 1 is seeking a Full Stack .NET Developer to join our client''s software engineering team responsible for developing, enhancing, and modernizing enterprise applications within the financial services, compliance, and risk management space. This position is approximately 70% backend development and 30% frontend development, with a primary focus on building business logic, APIs, and database-driven applications using Microsoft''s technology stack. The ideal candidate will possess strong C#/

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Full-time

85000 - 115000

Java Backend Developer

Remote

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3d ago

ob Description:Responsibilities: Design and development of real-time Java applications for the Index Calculation platform. Design and development of asynchronous message-based applications. Integration with third-party Feed Providers for accessing real-time market data. Work on non-functional requirements e.g. High Availability, Scalability, Security, Auditing etc. Participate in multiple software development processes including Coding, Testing, De-bugging & Documentation. Respond to critical pr

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Contract

50 - 60

Java/AWS Kafka Developer

Remote

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11d ago

Position: AWS Developer (Java) Location: Remote Duration: Long Term Job Description: Proficient in one more object-oriented programming languages - Java Must have skill set : a. REST Webservices development on Java b. REST Webservices (Hosting, consuming and security) c. Webservices security (JWT, SSL / TLS, OAuth2.0 or OIDC). Must have experience in this domain(security). d. Kubernetes e. Golang/Java - recent f. Kafka

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Contract

Depends on Experience

Senior .NET Developer

Remote

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3d ago

Role Summary An experienced IT Developer is sought to join a collaborative project team responsible for delivering scalable, modern application solutions. This role involves supporting all phases of application development, including design, coding, testing, and deployment. The ideal candidate will contribute to building robust distributed systems, APIs, and integrations within an Agile environment, utilizing current .NET Core technologies. Responsibilities Lead medium to large software developm

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Third Party, Contract

Depends on Experience

OOP jobs in Illinois, USA