c# Jobs in Illinois

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C# Software Developer

Zachary Piper Solutions, LLC

•

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
Posted 3 hours ago

Senior C# Developer

3i People, Inc.

•

Glendale Heights, Illinois, USA

Full-time

We have a direct-hire position for a Sr. Software Developer with one of our clients in Glendale Heights, IL. No third party candidates considered for this position. Please contact at Local Candidates. The Senior Software Developer is responsible for developing, updating, and supporting all the programs that run client. This includes windows programs, APIs, scheduled jobs, services, and interfacing with multiple types of databases. Our environments include local servers, datacenter servers, and
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Posted 3 days ago | Updated 7 hours ago

C#/Unity Developer / Musician / Hybrid in Evanston, IL

Motion Recruitment Partners, LLC

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Chicago, Illinois, USA

Full-time

A mission-driven edtech company is seeking a Unity Game Developer. The company is developing web-based games that make music education engaging and accessible for students of all levels. We work at the intersection of game design, technology, and music pedagogy to deliver interactive learning experiences that inspire. Join a collaborative team of musicians, educators, and developers to design, build, and rapidly prototype game-based learning tools. You'll contribute across disciplines-writing cl
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Posted 2 days ago | Updated 1 hour ago

Engineer - Middleware - C# Backend

Request Technology, LLC

•

Oak Brook, Illinois, USA

Full-time

NO SPONSORSHIP SENIOR SOFTWARE ENGINEER MIDDLEWARE - C# On Site 3 days a week in Oak Brook, IL Salary: 80-155K + Bonus 60% design and 40% coding of new enhancements to the platform This is all done in .NET C# technology All backend work, no frontend work They want either Rabbit MQ, Kubernetes, or some sort of messaging platform, No SQL Mongo DB is key Cloud can be any cloud Distributed architecture Backend platform enhancements and development Device connectivity writing APIs Middleware compone
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Posted 14 days ago | Updated 9 days ago

Fullstack / Python / Fintech / .Net / C#

Motion Recruitment Partners, LLC

•

Chicago, Illinois, USA

Full-time

A Chicago-based financial company is seeking a Full Stack Engineer with expertise in Python or Java, Kafka, and FastAPI. The ideal candidate will contribute to building high-performance applications that support the company's financial services. Strong technical skills and a passion for innovation in the fintech space are essential. A Chicago-based financial company is looking for a Full Stack Engineer with just 1+ years of experience. What sets this opportunity apart is that the company values
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Posted 56 days ago | Updated 1 hour ago

Backend C# .NET Software Engineer - Middleware Platform Enhancements

Request Technology, LLC

•

Oak Brook, Illinois, USA

Full-time

NO SPONSORSHIP SENIOR SOFTWARE ENGINEER MIDDLEWARE - C# SALARY: $80k- $155k plus 5% bonus LOCATION: Oak Brook, IL hybrid 3 days onsite You will be designing developing product ecosystem cutting edge IoT solutions. Cloud services, mobile applications, software development, cloud computing and IoT protocols. We are looking for a Senior Software Engineer to join our dynamic and innovative team. In this role, you will play a key part in designing, developing, and optimizing our connected product ec
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Posted 10 days ago | Updated 9 days ago

User Interface Lead Developer (WinForms, C#, JavaScript, Angular) - VP (Hybrid)

Citi

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Remote or Tampa, Florida, USA

Full-time

The Reference Data Management (RDM) is an organization within the Information Services Group (ISG), a service-centric organization supporting Citi Services, Markets and Banking. RDM provides centralized data and operations platforms spanning accounts, pricing, securities, corporate actions, know-your-customer, and loans pledging. The User Interface Lead Developer (Apps Dev Tech Lead Analyst - C13) is a senior level position responsible for establishing and implementing new or revised applicatio
Posted 60+ days ago | Updated 5 hours ago

Java / C#.NET Software Engineer - Platform Engineer

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
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Posted 15 days ago | Updated 14 days ago

Applications Development Sr Programmer Analyst - C# .Net- AVP - Houston (Hybrid)

Citi

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Remote or Houston, Texas, USA

Full-time

About the Role: The role is for an AVP analyst / developer within the Commodities Technology Front Office Risk team in Houston.Citi are now one of the largest Commodities players in the banking sector, having grown rapidly over the past five years and we have ambitious plans to further develop our Commodities platform. Our technology challenges are therefore fast-moving and varied. The team develops and supports a strategic platform which calculates, manages and stores intra-day and EOD risk dat
Posted 21 days ago | Updated 6 hours ago

Software Engineer - Blazor / C# / Angular

Request Technology, LLC

•

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
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Posted 60+ days ago | Updated 10 days ago

Lead Azure AI - C# .Net

Encora

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Remote

Contract

Development languages: C# and python Good familiarity with Microsoft PaaS stack - Azure Generative AI resources such as Azure AI Search, Azure OpenAI (Cognitive Services), Azure CosmosDB, Fabric, Databricks (with Azure Datalake storage/Unity Catalog) API Integration experience Prompt Engineering experience Experience using Azure DevOps for work tracking and CI/CD pipelines Test Driven Development or equivalent code testing experience
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Posted 15 days ago | Updated 7 hours ago

W2 - .NET Web Developer III (JavaScript, JQuery, .NET MVC, C#, Full stack, Entity Framework, SQL Server) - Remote in WI

Tanson Corp

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Remote or Madison, Wisconsin, USA

Contract

Description: NOTICE - Candidates that are submitted to this posting and do not meet the required qualifications, restrictions, or requirements will NOT be allowed to be resubmitted to future re-postings of the position. False or inaccurate submissions will be reported. WISCONSIN ONLY POSTING: POSTING IS FOR WISCONSIN BASED CANDIDATES ONLY (OR THOSE WILLING TO RELOCATE TO WISCONSIN WITHIN 30 DAYS OF THE START DATE). Candidates that are NOT located IN WISCONSIN or NOT willing TO RELOCATE within t
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Posted 1 day ago | Updated 1 day ago

C# Developer

Kforce Technology Staffing

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Remote or Doral, Florida, USA

Contract

RESPONSIBILITIES: Kforce has a client seeking a C# Developer in Doral, FL. Responsibilities: * The C# Developer will design and develop highly scalable, resilient C# applications * Evaluate and provide technical solutions to complex application development problems * Collaborate with other team members to develop product features and services * Develop tests to validate code quality * As a C# Developer, you will work with QA on developing testing processes, frameworks, and automation strategies
Posted 9 days ago | Updated 1 hour ago

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

Motion Recruitment Partners, LLC

•

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
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Posted 32 days ago | Updated 1 hour ago

Urgent need on Sr. Data Engineer with C#, Python, R, Chicago, IL

Parmesoft Inc.

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Chicago, Illinois, USA

Contract

Please send the resume to steve (dot) sundar (at) parmesoft (dot) com VERY URGENT REQUIREMENT Position: Senior Data engineer Duration: 6 months + Locations - Chicago, IL OR Southlake, TX OR Lone Tree, CO This is an individual contributor role. What you ll do: Build solutions using C#, Python, R, and SQL to move, validate, and transform large datasetsCreate automated processes that ensure adherence to data governance standardsContribute to an Agile software team to deliver results iterativelyP
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Posted 24 days ago | Updated 23 days ago

Senior C# Software Engineer

Service Station Computer Systems (SSCS)

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Remote

Full-time

Job description Are you interested in working remotely as a full-time developer in the United States for a company with four decades of software expertise, now embracing cutting-edge technologies? We re seeking a remote C# back-end web developer to join our team as we rebuild our software products from the ground up. In this role, you ll be part of a team tasked with developing the complete application stack. Collaboration with team members will be key to solving challenges and designing systems
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Posted 25 days ago

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

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
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Posted 25 days ago | Updated 1 day ago

C# / SQL / Angular developer

ConsultNet, LLC

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Remote or Murray, Utah, USA

Full-time

Software Developer Multi-Year contract Remote USA Target Pay $75/hr Job Summary: You will be working in small teams within the Health Insurance industry. Attend Regular update meetings, sprints, and the occasional technical requirement changes. The team reviews each other's code frequently, so you must be open to other's opinions/suggestions while also participating in the discussion towards others. These are typically more experienced software engineers, so everyone tends to come prepared t
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Posted 4 days ago | Updated 5 hours ago

C#/.NET Developer II

ConsultNet, LLC

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Remote or Birmingham, Alabama, USA

Full-time

C#/.NET Developer II Birmingham, Atlanta, Charlotte, Nashville 8-month contract to hire Pay Rate: $48.00 to $50.00 per hr. Conversion Salary: $100K-$120K The Backend Software Engineer is responsible for developing, modifying, and maintaining backend applications. This role involves monitoring system performance, ensuring smooth operation of applications, and producing reports and documentation detailing findings and solutions. The position is part of the Mobile Banking App in the Technology d
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Posted 17 days ago | Updated 5 hours ago

Software Engineer I

Highspring

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Remote

Full-time

Client is looking for a Software Engineer with experience within C#, C++ and SQL primarily. Remote and Direct Placement. Essentials: Build software in a SCRUM environment using C#, JavaScript, SQL, and JavaScript frameworks like Angular Embrace best practices in software development (Code Reviews, Unit Tests, CI/CD) and leverage them every day Perform mutual code reviews within your team to ensure high quality code Cooperate closely with the team, scrum masters, and product owners Adhoc duties a
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Posted 24 days ago | Updated 6 hours ago