OOPS Jobs in Chicago, IL

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Database Application Developer

Ledelsea

Remote

Full-time

60% - DB Development and maintenance 30% - Backend coding or App development 10% - Project task master This candidate will need to know "Stored Procedures" very well and understand class and object structures as these and sub procedures are used to trigger various elements in the data database. Use of JSON data strings for DB manipulation Data with products having numerous and potentially changing attributes.Transferring data between different systems and programming languages Modify values

Software Engineer - 321436

Grainger

Lake Forest, Illinois, USA

Full-time

Work Location Type: Remote About Grainger: W.W. Grainger, Inc., is a leading broad line distributor with operations primarily in North America, Japan and the United Kingdom. At Grainger, We Keep the World Working by serving more than 4.5 million customers worldwide with products and solutions delivered through innovative technology and deep customer relationships. Known for its commitment to service and award-winning culture, the Company had 2024 revenue of $17.2 billion across its two busines

Delphi Developer

Custom Business Solutions, Inc.

Remote

Contract

NO SUBCONTRACTS, C2C or 1099 applicants. W2 candidates only. Custom Business Solutions, a Michigan-based talent agency, is seeking an experienced Delphi Developer for a remote opportunity in greater Lansing, Michigan. Qualified candidates submitting an application will be considered for this contract opportunity. Please note: EST working hours are required. REQUIRED TECHNICAL SKILL SET: 10+ years of experience with the following tools and technologies: Delphi 7-XE10; IDE (RAD) including VCL, Co

Software Engineer, Search Ranking

eBay Inc.

Remote or San Jose, California, USA

Full-time

At eBay, we're more than a global ecommerce leader - we're changing the way the world shops and sells. Our platform empowers millions of buyers and sellers in more than 190 markets around the world. We're committed to pushing boundaries and leaving our mark as we reinvent the future of ecommerce for enthusiasts. Our customers are our compass, authenticity thrives, bold ideas are welcome, and everyone can bring their unique selves to work - every day. We're in this together, sustaining the futur

Senior Python Developer - VP- JERSEY CITY

Citi

Remote or Jersey City, New Jersey, USA

Full-time

The Applications Development Technology Lead Analyst is a senior level Python developer responsible for establishing and implementing new or revised application systems and programs in coordination with the Market Risk Technology team. The overall objective of this role is to lead applications systems analysis and programming activities. Qualifications: 5-10 years of relevant experience in Python development roleHighly experienced and skilled senior core python developer with 5+ years of exper

Senior SAP Developer

Maximus, Inc.

Remote

Full-time

Description & Requirements Maximus is seeking a Senior SAP Developer with S/4 HANA and Fiori experience to join our team supporting the development and modernization of a major U.S. agricultural agency's enterprise system. This position will require the selected candidate to successfully pass a government-sposored clearance process for a position of Public Trust. This process generally takes 45 days to complete. The anticipated start date is October 1, 2025. Maximus TCS (Technology and Consulti

Full Stack Tech Lead Analyst - C13 - RUTHERFORD

Citi

Remote or Rutherford, New Jersey, USA

Full-time

The Applications Development Technology Lead Analyst is a senior level position responsible for establishing and implementing new or revised application systems and programs in coordination with the Technology team. The overall objective of this role is to lead applications systems analysis and programming activities. Responsibilities: Partner with multiple management teams to ensure appropriate integration of functions to meet goals as well as identify and define necessary system enhancements

Java Software Engineer AVP - TAMPA

Citi

Remote or Tampa, Florida, USA

Full-time

About Citi: Citi, the leading global bank, has approximately 200 million customer accounts and does business in more than 160 countries and jurisdictions. Citi provides consumers, corporations, governments, and institutions with a broad range of financial products and services, including consumer banking and credit, corporate and investment banking, securities brokerage, transaction services, and wealth management. As a bank with a brain and a soul, Citi creates economic value that is systemic

Summit Finastra C++ Developer

Smart Source Technologies

Remote

Contract

Summit Developer Fully Remote Duration : 6 - 12 months contract Pay Rate : $70/hr W2 or $80/hr 1099 Job Summary: Summit Developer will be responsible for Designing and developing the solution. Dev should have good knowledge of Software development life cycle. Excellent Summit Development skills are required.. Main duties/responsibilities will include: Develop the Solution designed.Work with the Business analyst in designing the solution to the requirementsworking as part of a team, along with BA

SAP ABAP Payroll Consultant

TekShapers

Remote or Michigan, USA

Full-time, Part-time, Contract, Third Party

Employment Type Contract Job Title SAP ABAP Payroll Consultant Job Location Remote with limited travel to Burbank, CA Duration 12 Months Experience level L3 Mandatory Skills SAP ABAP Payroll Consultant Job Description Job Summary: We are seeking a highly skilled Payroll Technical Consultant with extensive experience in US Payroll. The ideal candidate will have a strong background in ABAP HR code development and a deep understanding of Core HR and Payroll modules. This role involves designing and

Delphi Developer / Remote

DATAMAXIS, Inc

Michigan, USA

Contract, Third Party

A Delphi developer is responsible for designing, developing, and maintaining software applications using the Delphi programming language and its associated integrated development environment (IDE). Their duties include analyzing user requirements, writing efficient code, debugging applications, and ensuring software performance and stability. They may also be tasked with integrating applications with databases, maintaining legacy systems, and collaborating with cross-functional teams to deliver

Sr. Python Full Stack Developer

CloudBCLabs

Remote or Reston, Virginia, USA

Full-time, Third Party

Role: Sr. Python Full Stack Developer Duration: Long-term Location: Reston, VA (Remote) Job Description Programming & APIs: Python - OOPS concepts and data structures, Pandas, NumPy, PySpark, Matplotlib, Object Oriented PrinciplesFrontend Technologies: Vue JS/ React JS/ AngularJSWeb Technologies: Flask/Django, HTML, RESTful APIDatabase: MySQL/MongoDB/Microsoft SQL Server ManagementStrong experience in Json and Java script.Knowledge on AWS/Azure or equivalent platformHands-on for AWS IAM, EC2 ser

Senior C++ Trading Software Developer - R

Next Step Systems

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

Java Fullstack Developer

Up2date Technologies

Remote

Contract

Requirements: Strong Java Programming Skills Candidates will be required to go through a Java coding round. Solid Understanding of Object-Oriented Programming (OOP) principles. Design Expertise for Senior Candidates For candidates with 10+ years of experience, proficiency in Java system design is essential. Familiarity with CI/CD Environments Candidates should have a working knowledge of tools like Jenkins and understand how code is deployed using Spinnaker. While SRE-level expertise isn t r

Senior Java HSM Developer - Remote

Infinite Computer Solutions (ICS)

Remote

Contract

Role: Senior Java HSM Developer Degree BS degree Experience: 8+ Yrs. Job Location: Remote (US) a Senior level developer that has down EMV chip card development and has HSM knowledge Must have Skill Set: Bachelor s / Master s degree in Software Engineering or Computer ScienceAbility to pick up new technologiesExperience in payment processing industryPOS Systems, EMV, ISO8583, BNPL Integration, Payment Gateways, HSMs, JPOS, JavaPOS, HSMs, PIN Encryption, EMV Certification, PCI, PCI DSS, EMV Crypto

Senior Lead Software Engineer - Lead Java Developer

JPMorgan Chase & Co.

Chicago, Illinois, USA

Full-time

Job Description We have an opportunity to impact your career and provide an adventure where you can push the limits of what's possible. As a Senior Lead Software Engineer at JPMorgan Chase within the Chief Data & Analytics Office, you are an integral part of an agile team that works to enhance, build, and deliver trusted market-leading technology products in a secure, stable, and scalable way. Drive significant business impact through your capabilities and contributions, and apply deep technic

Senior Software Engineer

Request Technology, LLC

Oak Brook, Illinois, USA

Full-time

Senior Software Engineer Middleware Salary: Open Location: Oak Brook, IL Hybrid: 3 days onsite, 2 days remote *We are unable to provide sponsorship for this role* *This role is not open to C2C* Qualifications Bachelor's Degree5+ years of job-related experienceDeep understanding of Agile methodologies and ScrumExperience in creating technical documentationExperience with Microsoft technology stack, including .NET, C#, Azure, AWS, SQL, Visual StudioExperience with GIT, No SQL databases, messaging

Sr. Director of Software Engineering - ATM Technologies

JPMorgan Chase & Co.

Chicago, Illinois, USA

Full-time

Job Description If you are a software engineering leader ready to take the reins and drive impact, we've got an opportunity just for you. As a Senior Director of Software Engineering at JPMorgan Chase and Technology Partner within the ATM Technology team, you lead a technical area and drive impact within teams, technologies, and projects. Utilize your in-depth knowledge of software, applications, technical processes, and product management to drive multiple complex projects and initiatives, whi

Senior Engineer, Site Reliability Engineering

United Airlines

Chicago, Illinois, USA

Full-time

Description Job overview and responsibilities As a Sr. Engineer, you will be a self-starter who is seen as a technical expert in Site Reliability Engineering, responsible for the day-to-day performance and availability of enterprise applications used across United's businesses. This will be accomplished with a combination of general application/environment understanding and the use of analytics and automation tools provided to you for both cloud and on-premises. You will also participate in a 24

Python Developer

Techim INC

Remote

Full-time

We are looking for a passionate and motivated Python Developer () to join our development team. As a Python Developer, you will be responsible for writing clean and efficient code, working on backend development, debugging applications, and collaborating with cross-functional teams to deliver high-quality software solutions. Key Responsibilities:Write reusable, testable, and efficient Python code Assist in the design and implementation of backend APIs and services Collaborate with front-end dev