c# Jobs in Chicago, IL

1 - 20 of 439 Jobs

Sr. C#/.NET Integration Engineer (Apache NiFi/FHIR API's)Job Title - Sr. C#/.NET Integration Engineer (Apache NiFi/FHIR API's)

ConsultNet, LLCCompany Name - ConsultNet, LLC

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Remote or Dallas, Texas, USA

Full-time

Sr. C#/.NET Integration Engineer (Apache NiFi/FHIR API's) Remote (MST, Central or Eastern Time Zone) 6-12-month Contract or Contract to Hire Pay Rate: 75-80/hr A rapidly growing technology-driven organization focused on streamlining how sensitive records are managed, processed, and shared. They specialize in transforming manual, compliance-heavy workflows into secure, efficient digital solutions-helping clients improve access, accuracy, and overall operational performance across regulated env

C# Dot Net Developer with Wealth Management & Capital Market exp.Job Title - C# Dot Net Developer with Wealth Management & Capital Market exp.

Magnum Technologies, Inc.Company Name - Magnum Technologies, Inc.

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Remote

Full-time

JOB DESCRIPTION: Job Title: Senior .NET Developer with Investment Banking Systems Experience: 7+ years Location: NYC(Remote) C2H/ W2 only Overview: We are seeking a Senior .NET Developer consultant with strong expertise in Investment Banking Systems for a Contract-to-Hire (C2H) position. The ideal candidate must have hands-on experience in Stock Loan business functions and familiarity with systems like Global One, Loanet, and EquiLend interfaces. Strong technical proficiency is required in C#/.N

Senior Product Engineer (LLMs/AI Agents)Job Title - Senior Product Engineer (LLMs/AI Agents)

JobotCompany Name - Jobot

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Chicago, Illinois, USA

Full-time

100% remote role working at a Series A AI startup! This Jobot Job is hosted by: Brandon Bays Are you a fit? Easy Apply now by clicking the "Apply Now" button and sending us your resume. Salary: $175,000 - $220,000 per year A bit about us: Location: 100% Remote Compensation: $175-220K base + equity Employment Type: Full-time We're working with a Series A LegalTech AI startup that's making major strides in modernizing enterprise law firms' deal processes through powerful backend infrastructur

.Net Software Architect And Developer (W2, Hybrid Chicago)Job Title - .Net Software Architect And Developer (W2, Hybrid Chicago)

TEKsystems c/o Allegis GroupCompany Name - TEKsystems c/o Allegis Group

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Glendale Heights, Illinois, USA

Full-time

Description Hands On Software Architect/Developer. Contract. Hybrid Chicagoland when needed. W2. Top Skills' Details 1. 10+ Years of Experience with .NET Development (.Net Core, C#, asp.net) 2. Strong SQL Server and Angular Development Experience 3. 4+ years as Software Architect/ Reverse Engineering Skills Architecture, Solution architecture, Software architecture, .net, C#, Sql, angular Pay and Benefits The pay range for this position is $80.00 - $85.00/hr. Eligibility requirements apply to so

Java / C#.NET Software Engineer - Platform EngineerJob Title - Java / C#.NET Software Engineer - Platform Engineer

Request Technology, LLCCompany Name - Request Technology, LLC

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Oak Brook, Illinois, USA

Full-time

NO SPONSORSHIP SOFTWARE ENGINEER PLATFORM ENGINEER - Java / C#.NET SALARY: $97k -$184k plus 15% bonus LOCATION: Oak Brook, IL hybrid 3 days onsite Java & C# .Net developer, who can take Java technology and redesign it in .NET They want to move away from Java totally and eventually do all .NET (backend development/middleware enhancements) Any product development is a plus Internet of things IoT Looking for a candidate to architect and enhance core middleware that powers cloud IoT platform design

Sr Developer(C#, .NET and exp in Facets)Job Title - Sr Developer(C#, .NET and exp in Facets)

Analytics SolutionsCompany Name - Analytics Solutions

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Remote

Contract

Role Type: Sr Developer Duration: 6 months Telecommute: Yes Description: Independently write well designed testable efficient code to support varied and highly complex IT solutions Required skills: 10+ years of experience in C#, .NET 10+ years of experience in Sql Development 10+ years of experience in Facets and good knowledge on Facets Data Model Experience in database design & functional design Proficient understanding of code versioning tools such as Git Solid knowledge of software ar

Software Engineer - Blazor / C# / AngularJob Title - Software Engineer - Blazor / C# / Angular

Request Technology, LLCCompany Name - Request Technology, LLC

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Chicago, Illinois, USA

Full-time

NO SPONSORSHIP Backend C# Developer / Blazor / Angular CONSULTANT SALARY: Our Rate: open LOCATION: Chicago, IL Onsite 5 days a week Duration minimum one year Looking for a candidate with 1-2 years blazor, strong backend c# and previous angular rest api experience must have knowledge of ui/ux must know unit testing As a software consultant, you will assist a group of top-caliber developers responsible for doing test-driven development of software components using C# in multiple layers including

C# DeveloperJob Title - C# Developer

Headway Tek IncCompany Name - Headway Tek Inc

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

1.C# Dev -AKS & Azure Requirement: C#, Asp.Net Azure Kubernetes Services (AKS) or Kubernetes Azure Cosmos DB REST API/ Microservices MS Experience Knowledge of Al Other requirements: Communication: Good Onsite/Offshore Co- ordination Passionate about Learning Should be able to work in couple of overlap PST hours Should work in PST time zone

QA Automation Engineer / Hybrid in Chicago, IL / Selenium / C#Job Title - QA Automation Engineer / Hybrid in Chicago, IL / Selenium / C#

Motion Recruitment Partners, LLCCompany Name - Motion Recruitment Partners, LLC

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Chicago, Illinois, USA

Full-time

Based in downtown Chicago, this is a boutique team of software engineers, quantitative analysts, and IT specialists focused on deploying a proprietary algorithmic trading system. They are looking for a Software Engineer In Test. This system is offered through their FINRA-registered broker-dealer, which caters to a select group of institutional clients, including hedge funds, primary dealers, and proprietary trading firms. Established in 2013, the company is made up of a tight-knit team of roughl

C# Developer with Azure AI@Remote_FulltimeJob Title - C# Developer with Azure AI@Remote_Fulltime

BURGEON IT SERVICES LLCCompany Name - BURGEON IT SERVICES LLC

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Remote or Redmond, Washington, USA

Full-time

Role: C# Developer with Azure AI Location: Redmond ,WA Remote Share the resumes with ajithatburgeonitsdotcom Skillset: C#, Asp.NET core dev REST API Azure Open AI / AI working experience (Retrieval-Augmented Generation (RAG), Model Context Protocol (MCP)) Azure Functions, Logic Apps MS experience Good to have: Python scripting Dynamics 365/CRM

Senior C#/React Native Mobile Engineer/Entertainment/RemoteJob Title - Senior C#/React Native Mobile Engineer/Entertainment/Remote

Motion Recruitment Partners, LLCCompany Name - Motion Recruitment Partners, LLC

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Remote or Philadelphia, Pennsylvania, USA

Full-time

A large company in the entertainment industry is hiring for a senior .NET/React Native developer. The firm needs someone with a strong background in .NET and React Native and has a background in entertainment and streaming to do full stack development on a customer facing product used by thousands of people daily. *This role is remote, but requires that you work EST hours* The company's main focus will be expanding, improving, and upgrading their customer facing platform. They are looking to bri

C# Software EngineerJob Title - C# Software Engineer

StefaniniCompany Name - Stefanini

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Remote or Dover, Delaware, USA

Contract

Stefanini Group is hiring! Stefanini is looking for C# Software Engineer in Dover, DE (Remote) For quick Apply, please reach out to Somnath Ghosh- call: / email: Work Hours: M-F (37.5 hours) Prefers Eastern time zone Work Location: Dover, DE (Remote) Shift: 1st Shift (8:00 AM - 4:30 PM) We are looking for a strong C# Software Engineer to join our Platform Engineering team.You will assist with the support, design, implementation, and testing of products by the Delaware Criminal Justice Informati

C#.NET API DeveloperJob Title - C#.NET API Developer

TriCom Technical ServicesCompany Name - TriCom Technical Services

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Remote

Contract

C#.NET API Developer Summary This C#.NET API Developer will focus on developing financial applications, creating workflows, and API integration. Responsibilities Support the company's financial systems.Develop Web-based solutions for internal customers business needs using C#/MVC.NET and MS SQL.Develop methods and processes to interact with various Cloud-based APIs using SOAP and RESTful APIs.Develop and maintain data synchronization between various systems within and between the company and o

UI Developer (.Net C#, APIs) RemoteJob Title - UI Developer (.Net C#, APIs) Remote

Gainwell Technologies LLCCompany Name - Gainwell Technologies LLC

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Remote or Austin, Texas, USA

Full-time

Be part of a team that unleashes the power of leading-edge technologies to help improve the health and well-being of those most vulnerable in our country and communities. Working at Gainwell carries its rewards. You'll have an incredible opportunity to grow your career in a company that values work flexibility, learning, and career development. You'll add to your technical credentials and certifications while enjoying a generous, flexible vacation policy and educational assistance. We also have

UI Developer (.Net C#, APIs) RemoteJob Title - UI Developer (.Net C#, APIs) Remote

Gainwell Technologies LLCCompany Name - Gainwell Technologies LLC

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Remote or Houston, Texas, USA

Full-time

.Net, C#, C++ Lead EngineerJob Title - .Net, C#, C++ Lead Engineer

PhotonCompany Name - Photon

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Remote

Contract

Greetings everyone, I hope you are staying safe. We are hiring a .Net, C#, C++ Lead Engineer to join our Digital Engineering team. Who are we? For the past 20 years, we have powered many Digital Experiences for the Fortune 500. Since 1999, we have grown from a few people to more than 4000 team members across the globe that are engaged in various Digital Modernization. For a brief 1 minute video about us, you can check ;/u> Job Title: .Net, C#, C++ Lead Engineer Location: Remote Job Description:

UI Developer (.Net C#, APIs) RemoteJob Title - UI Developer (.Net C#, APIs) Remote

Gainwell Technologies LLCCompany Name - Gainwell Technologies LLC

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Remote or Dallas, Texas, USA

Full-time

C# Software DeveloperJob Title - C# Software Developer

Zachary Piper Solutions, LLCCompany Name - Zachary Piper Solutions, LLC

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Remote

Full-time

Piper Companies is seeking a C# Software Developer to join a leading shipping and logistics organization. The C# Software Developer will work on backend development, automate workflows, and assist in designing cloud-based applications, with an emphasis on data. Responsibilities of the C# Software Developer include: Lead the design, development, testing, and deployment of .NET C# applications. Architect complex data structures for rate audits of parcel carrier invoice files. Design, develop, an

Software Engineer II (Python or C#/.Net) RemoteJob Title - Software Engineer II (Python or C#/.Net) Remote

ConsultNet, LLCCompany Name - ConsultNet, LLC

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Remote or Birmingham, Alabama, USA

Full-time

Software Engineer II (Python or C#/.Net) Remote (EST or CST) 8 month contract Pay Rate: $50.00 to $52.00 per hr. We're looking for a hands-on Software Engineer II to support a major migration from a legacy system to a modern enterprise data platform. This role is part of an ongoing transformation project that began in early 2025. You'll help accelerate development by contributing to backend services and high-performance data pipelines in a collaborative Agile environment. Key Responsibilitie

C# Developer with Strong SQL Development experience (Experience working in Hedge Fund background)Job Title - C# Developer with Strong SQL Development experience (Experience working in Hedge Fund background)

KelltonCompany Name - Kellton

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Remote

Contract

Kellton Tech is a full-service software development company, offering end-to-end IT solutions, strategic technology consulting and product development services in Web, SMAC (Social, Mobile, Analytics, Cloud), ERP-BPM, and IoT space Our methodology of inventing infinite possibilities with technology helps us develop best in-class and cost effective solutions for our clients. Currently Kellton Tech is looking for talented resources for one of our listed client. Below are the position details: Po