c# Jobs in jacksonville, fl

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C#.NET Developer w AWS/ W-2 only.

Kellton

Remote or Charlotte, North Carolina, USA

Contract

C# .NET Developer w AWS/ W-2 only. I have this long term contract role or possible to contract to hire with one of my direct clients. This team has 3 open positions. This role is a with global leader in This manager is looking to move quick on this one. This position is completely remote with an international, very stable and growing organizations with a great work culture. Job Description: Overview: Help us rewrite financial logic for the cloud. This role focuses on migrating business logic fro

Sr. Software Engineer (.Net, C#)

InfoObjects Inc

Remote

Contract

Sr. Software Engineer (.Net, C#) Location: 100% Remote Duration: 3-6 Months Contract with possible extension Job Summary:The Senior Project Software Engineer designs, develops, and delivers complex, high-impact software solutions aligned with strategic project goals and timelines.This role supports mission-critical initiatives across the organization.Primary Objectives:Build and maintain business applications using Microsoft and other technologies.Collaborate with business units and project mana

*Sr. Backend Developer (C# .Net & AWS) (W2, Contract to Hire Role)

Kellton

Remote or Charlotte, North Carolina, USA

Third Party, 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

Senior Software Engineer/Golang Developer

Fiserv

Jacksonville, Florida, USA

Full-time

Calling all innovators - find your future at Fiserv. We're Fiserv, a global leader in Fintech and payments, and we move money and information in a way that moves the world. We connect financial institutions, corporations, merchants, and consumers to one another millions of times a day - quickly, reliably, and securely. Any time you swipe your credit card, pay through a mobile app, or withdraw money from the bank, we're involved. If you want to make an impact on a global scale, come make a diffe

Senior Software Engineer/Golang Developer

Fiserv

Jacksonville, Florida, USA

Full-time

Calling all innovators - find your future at Fiserv. We're Fiserv, a global leader in Fintech and payments, and we move money and information in a way that moves the world. We connect financial institutions, corporations, merchants, and consumers to one another millions of times a day - quickly, reliably, and securely. Any time you swipe your credit card, pay through a mobile app, or withdraw money from the bank, we're involved. If you want to make an impact on a global scale, come make a diffe

Solution Architect with WPF, C#. Web API & Healthcare industry experience - REMOTE

Pearlsoft Solutions Inc

Remote

Contract

Job Title: Solution Architect with WPF, C#. Web API & Healthcare industry experience Location: Fully Remote Duration: Long Term Contract Pay Rate: DOE No Third Party JOB DESCRIPTION Client is seeking a highly skilled and experienced Solution Architect to support enterprise-level initiatives with a focus on healthcare payer systems. The ideal candidate will bring a strong background in legacy systems, modern cloud technologies, and emerging AI capabilities to help design and guide scalable, sec

C# Developer with ReactJS

Wilco Source, LLC

Remote

Contract

Key Responsibilities: Design, develop, and maintain high-performance applications using C# and .NET technologies.Collaborate with cross-functional teams to gather requirements and deliver scalable solutions.Write clean, maintainable, and efficient code following best practices.Participate in code reviews and provide constructive feedback.Integrate basic Kafka messaging and React-based experience requiredTroubleshoot and resolve technical issues across the application stack.Stay updated with emer

Full Stack Developer (C#/Blazor)

Kforce Technology Staffing

Remote or Irving, Texas, USA

Contract

RESPONSIBILITIES: Kforce has a client that is seeking a Full Stack Developer (C#/Blazor) in Irving, TX. For 2025 they are starting an initiative in IT - they don't have a lot of application in C# and .Net, Azure and are wanting to move away from Oracle based applications. The client wants to focus on enterprise application development experience, building from scratch. REQUIREMENTS: * Looking for someone with experience in C#, .Net, Blazor * Heavy hands-on coding and development; Open to Sr/Lea

.NET (C# Azure APIM) Developer With Financial industry Exp. @100% Remote (USA/CANADA)

Platinum Enterprise Solutions

Remote

Contract

Hi, Hope you are doing good, We have a 100%remote .NET (C# Azure APIM) Developer position with our Client, Requirements: Bachelor s degree in Computer Science, Information Technology, or a related field (preferred). Overall 8+ years of professional IT development experience, with 5+ years of hands-on experience building enterprise applications with C# and .NET (including .NET Core/.NET 6+).Proven, in-depth experience with Azure API Management (APIM), demonstrating strong knowledge of policy co

Senior Developer Tech Lead Position - C# with Workflow Orchestration tools using WSO2 or MuleSoft or Mendix or Appian.

Digipulse Technologies, Inc

Remote

Full-time, Third Party

(Job Description) - Hands-On Senior Developer Tech Lead Position 1. Strong proficiency in C# for scalable, maintainable development. 2. Hands-on experience with Workflow Orchestration tools using WSO2 or MuleSoft or Mendix or Appian. 3. Expertise in API Management/Gateway platforms such as WSO2 or Apigee or Mulesoft. 4. Lead the design and development of enterprise-grade APIs and Microservices. 5. Design and implement event-driven architecture using Kafka or RabbitMQ. 6. Provide technical leader

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

ConsultNet, LLC

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

Full Stack Developer - Angular & C#.NET Core

NTT DATA Americas, Inc

Remote or Pittsburgh, Pennsylvania, USA

Contract

Company Overview: Req ID: 335123 NTT DATA strives to hire exceptional, innovative and passionate individuals who want to grow with us. If you want to be part of an inclusive, adaptable, and forward-thinking organization, apply now. NTT DATA's Client is currently seeking a Full Stack Developer - Angular & C#.NET Core to join their team in Pittsburgh, Pennsylvania (US-PA), United States (US).REMOTEJob Description: Job Summary We are seeking a proactive and skilled Full Stack Developer with 3-5 yea

Senior C# Full Stack Developer

Precision System Design Inc.

Remote

Contract

Our Fortune 100 direct client is hiring for experienced Senior Full Stack Developers to work on large-scale IT projects. You would be designing and coding in a variety of technologies supporting and developing an Vue/Angular UI application, with C# back-end microservices. The ideal candidate will have strong C# development experience, has worked with front-end technologies such as angular, and back-end experience with SQL Server. This role can be done fully remotely following an EST work schedul

C# Developer

Kforce Technology Staffing

Remote or Boca Raton, Florida, USA

Third Party, Contract

RESPONSIBILITIES: Kforce has a client that is seeking a C# Developer in Boca Raton, FL. Key Responsibilities: * Architect, develop, and maintain a modern full-stack multi-tenant SaaS platform using .NET 9, C#, and Azure * Apply Domain-Driven Design () and clean architecture principles to support scalability, maintainability, and long-term growth * Build intuitive and responsive front ends using Telerik UI for ASP.NET Core, Bootstrap, Razor Pages, HTML, jQuery, and JavaScript * Design and implem

Mid-Level Software Developer/Remote/.NET/C#

Motion Recruitment Partners, LLC

Remote or Philadelphia, Pennsylvania, USA

Full-time

A technology company is seeking software developers to join their full-time remote team. This organization provides specialized solutions to clients across various industries and values individuals who demonstrate strong character and integrity. In this role, software developers will contribute by building new features, identifying areas for performance improvements, and collaborating with team members and stakeholders across departments. Responsibilities may include working with databases, dev

Senior Software Developer (C#.Net) / Remote

Motion Recruitment Partners, LLC

Remote or Memphis, Tennessee, USA

Full-time

Our client is looking for a Senior Software Developer on a 11-month contract in Memphis, TN. Join over 20,000 employees at this global company specializing in technology-enabled claims and risk management solutions. You will be part of a culture that is constantly recognized for progressive, inclusive employment practices, and be part of a bigger movement to simplify complexities in the areas of workers compensation, liability, property, disability, and absence management. You will work alongsid

Software Engineer III: C#,SQL

Jack Henry & Associates

Remote

Full-time

At Jack Henry, we deliver technology solutions that are digitally transforming and empowering community banks and credit unions to provide enhanced and streamlined user experiences to their customers and members. Our best-in-class products are just the start as we lay the groundwork for the future of digital banking and payments. We hope you'll join us. We can't do it without you. As Software Engineer and key player in our mission to combat financial crimes, you will be at the forefront, provid

Commodities Application Developer (C#, React, TypeScript) - AVP - Houston (Hybrid)

Citi

Remote or Houston, Texas, USA

Full-time

The role is for a C# developer who will be working within a small team on Commodities Marking and Market Discovery Platform used by traders across the regions. We offer the opportunity to grow professionally, learn new technologies and gain business knowledge. Responsibilities: Develop the Platform using C# with an opportunity to learn React during WPF to React migrationWork directly with quants and traders to specify requirements and own deliveries and 3rd line support to provide daily communi

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

Citi

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

Senior Software Engineering (RPA - Automation Anywhere 360 & C# .NET)

Mastercard

Remote or O'Fallon, Missouri, USA

Full-time

Our Purpose Mastercard powers economies and empowers people in 200+ countries and territories worldwide. Together with our customers, we're helping build a sustainable economy where everyone can prosper. We support a wide range of digital payments choices, making transactions secure, simple, smart and accessible. Our technology and innovation, partnerships and networks combine to deliver a unique set of products and services that help people, businesses and governments realize their greatest po