C# Developer jobs in Philadephia, PA

Remote

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Today

Role: C# Developer / Architect Remote Role JD: Expert knowledge of C#. Strong software architecture background. Strong experience in leading the design and development of component architectures, pluggable frameworks, extensible platforms, and RESTful APIs. Strong proficiency in Angular framework (Angular 2+), TypeScript, HTML5, CSS3, and JavaScript/jQuery. Experience with other front-end frameworks/libraries such as React.js or Vue.js. Understanding of microservices architecture and experience

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Depends on Experience

Senior C# Developer

Remote or Hybrid in Cleveland, Ohio

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Today

Our Fortune 100 direct client is hiring for a talented C# Developer with strong experience working with external data and integration services via APIs . You would be designing and coding in a variety of technologies supporting backend, APIs and Cloud systems. The ideal candidate will have experience in developement with C# as well as strong understanding of Kubernetes containers, and Web Services. This would be a fully remote position. Does this sound like something you'd like to hear more abou

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DOE

.Net/C# Developer

Remote or Altamonte Springs, Florida

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Today

RESPONSIBILITIES: Kforce has a client in Altamonte Springs, FL that is seeking a .Net/C# Developer. Responsibilities: * Design, develop, and maintain internal tools and applications using .NET and C# * Build and support RESTful APIs to enable integration across university systems * Collaborate with cross-functional teams to support platform enhancements and automation * Assist in future planning for GraphQL integration and other modern API frameworks * Support Workday-related development and in

Contract

$60 - $60 hourly

C# Developer | Event Trading | Experienced Hire

Pennsylvania

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15d ago

Overview At Susquehanna, we believe that information is power-especially when it comes to trading. We are looking for a Software Engineer with a strong background in distributed networking to join our team. This team sits at the forefront of transforming real-time events into quick and actionable insights. You'll work at the intersection of software engineering, distributed systems, and research-developing tools that extract, process, and deliver actionable insights from the world's information

Full-time

Senior C# Developer

Remote

•

Today

Type of Requisition: Regular Clearance Level Must Currently Possess: None Clearance Level Must Be Able to Obtain: None Public Trust/Other Required: MBI (T2) Job Family: Software Engineering Job Qualifications: Skills: C Sharp (Programming Language), Software Development, Software Projects Certifications: None Experience: 10 + years of related experience ship Required: No Job Description: Senior C# Developer Seize your opportunity to make a personal impact as a Senior C# Software Develop

Full-time

USD 88,400.00 - 119,600.00 per year

C# Software Developer | Order Routing | Experienced Hire

Pennsylvania

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Today

Overview As a Software Developer at Susquehanna, you'll work alongside experienced software engineers our on the development, delivery, support and enhancements of our trading systems and infrastructure. With guidance and mentoring from your team, you'll get hands-on experience beginning on your first day. In addition, we customize a learning and development plan to help you get to know the people you'll be working with, what your team is responsible for, and our technical environment. This incl

Full-time

C# Quant Developer | Hardware & Software Strategies | Experienced Hire

Pennsylvania

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15d ago

Overview As a Senior Quantitative Developer on the Options Market Taking Development team, you will play a critical role in designing and optimizing the systems that drive our electronic options market taking trading strategies. This role is highly performance-sensitive and offers the opportunity to work across both software and hardware-based infrastructure and algorithms. You'll collaborate closely with traders, quants, and engineers to build and refine strategies that operate in some of the m

Full-time

Senior C# Developer

Remote or Hybrid in Cleveland, Ohio

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Today

Join an established enterprise team as a Sr. .NET Developer building and maintaining large-scale backend systems. You ll work across C#, web services, and SQL Server in a stable environment focused on high availability and integration using BizTalk. Ideal for seasoned .NET engineers who enjoy complex service-layer development and database design. . This would be a fully remote position. Does this sound like something you'd like to hear more about? If so, APPLY NOW! Essential Skills: - Experience

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Contract

DOE

Senior C# Developer (Azure)

Remote or Hybrid in Cleveland, Ohio

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Today

Our Fortune 100 direct client is hiring for a talented C# Developer with strong experience working with Azure services. You would be designing and coding in a variety of technologies supporting backend, APIs and Cloud systems. The ideal candidate will have experience in developement with C# as well as strong understanding of Azure infrastructure, Kubernetes containers, and Terraform. This would be a fully remote position. Does this sound like something you'd like to hear more about? If so, APPL

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Contract

DOE

Senior C# Developer (Planview)

Remote or Hybrid in Cleveland, Ohio

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Today

Our Fortune 100 direct client is seeking a Senior Full Stack .NET Developer to join a high-impact team delivering solutions within a large-scale CRM/Planview environment. You ll lead integration efforts, develop APIs, and ensure data quality and performance in a modern .NET 8 ecosystem. The ideal candidate will have strong c# programming skills, experience integrating Planview products, and extensive exposure to 3rd party APIs. This is a long-term contract position (12 months initially) that can

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Contract

DOE

.Net C# Developer with Azure Stack Experience

Remote

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2d ago

We at NJTECH are focused on hiring highly skilled professionals who are excited by the opportunity to make a true impact on their careers as well as on our clients' business. We power our clients successand drive our consultants career growth. We are seeking an experienced and outstanding C# .Net Core with Azurefor one of our esteemed clients. Role: C# .Net Core with Azure Location: 100% REMOTE Duration: Longterm Contract Responsibilities: should Be a very strong Developer in coding(C#, .Net)

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Contract

Depends on Experience

C# Developer with ROR, ReactJS

Remote

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21d ago

Skills Required: C# , ReactJS and ROR Skills: - Mandatory skills 7+ years of experience with Ruby, C#, ReactJS5+ years of experience developing web-based software systems and applications2+ years of experience with both manual and automated testing/tools2+ years of experience working with version control concepts2+ years of experience working in agile practices and methodologiesDirect experience with performance monitoring and observability Preferred: Experience with Typescript, ReactFamiliarit

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Depends on Experience

Senior Software Developer | C# HR Tech & Shared Services | Experienced Hire

Pennsylvania

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15d ago

Overview Our Corporate Systems team develops in-house applications in support of our corporate Private Equity and Accounting stakeholders. As a Senior Software Developer, you will work directly with the end users of these systems as you develop new functionality, integrations and reporting analysis tools. To build these applications, we are using C#, .NET, MVC, Signal R, Responsive Design, and Bootstrap among others. In this role, you will: Develop a wide variety of web applications for our glob

Full-time

IBM Datacap Developer (C#) - (W2 Candidates only)

Remote

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11d ago

Job Title: IBM Datacap Developer (C#) Location: Remote Employment Type: Contract - 6-12 Months Experience Required: 7 + years Notice Period: Immediate to 30 days preferredAbout the Role: We are looking for a highly skilled IBM Datacap Developer with strong expertise in C# to design, develop, and support document capture and automation solutions. The role involves configuring Datacap workflows, creating custom actions, and integrating with enterprise applications to deliver efficient documen

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Contract

Depends on Experience

C#/.NET Developer (JavaScript, jQuery and KendoUI) - $70 CTC - REMOTE (WI Resident/MUST Relocate to Wisconsin)

Remote

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2d ago

Job Description: CHANDRA TECHNOLOGIES INC is committed to providing some of the most competitive rates in the industry for qualified consultants. For candidates with current or prior experience with the State of Wisconsin experience and all required skills outlined in the job posting, we offer up to 98.5% of the client bill rate on CTC basis, ensuring a very low margin (under $1). Please be advised that client administrative fees will be deducted if applicable. Our payment terms are Net 30, and

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Contract

Depends on Experience

W2 - (2) - Certified MS .NET web Developer IV (.NET Core 8+, Oracle/Db2, C#/Blazor) - Remote/Local

Remote or Madison, Wisconsin

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Today

Description: Please ensure ALL candidates are available for ONSITE interviews on Monday, November 3rd in Madison. The client is looking for 2 (two) Certified .NET Web Developer IVs. Will close to submissions on 10/27/2025 at 4:00PM CST. Top Required Skills & Years of Experience: - .NET Core 8+ (4 years) - Oracle/Db2 (6 years) - C#/Blazor (6 years) Nice to Have Skills: - Web Accessibility coding (3 years) - WCF - Windows Communication Foundation (4 years) - Previous work experience in governm

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Compensation information provided in the description

W2 - .NET Web Developer III (C#, ASP.NET, JavaScript, KendoUI, SQL Server, Security) - Remote in WI

Remote or Madison, Wisconsin

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Today

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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Compensation information provided in the description

Citi Commodities Technology - Application Developer - (Python, C#) - Assistant Vice President

Remote or Houston, Texas

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Today

Join Citi's dynamic Commodities Technology team and contribute to the evolution and stability of our global operations platform. We are seeking a highly skilled and motivated Python and C# developer to play a key role in designing and implementing our Commodities Pre-Trade pricing platform. Prior experience in the financial industry is not required, but strong analytical skills are. Responsibilities: Architect and develop the Commodities Pricing Platform with robust and scalable server side usi

Full-time

USD 107,120.00 - 160,680.00 per year

Software Developer (Remote, C#/.Net)

Remote

•

Today

Macro Pros has an immediate opening for a .Net/C# Software Developer. This is a permanent position offering a competitive salary with benefits, and 100% remote (must live in one of the states listed below). Location: Remote (Must currently live in one of the approved states) Schedule: Monday - Friday, 8:00 AM - 5:00 PM EST Type: Full-Time (Salaried with Benefits) Salary Range: $80,000 to $90,000 Experience Required: 3+ years Background Process: Below is a list of general guidelines the persp

Full-time

USD 80,000.00 - 90,000.00 per year

Certified .Net Developer (Oracle/Db2,C#/Blazor) - $77 CTC - REMOTE (CURRENT WI Residents)

Remote

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3d ago

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Depends on Experience

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C# Developer jobs in Philadelphia, PA, USA