C# Jobs in Leesburg, VA

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Lead Software Engineer - Pega (Remote)

First-Citizens Bank & Trust Company

Remote or Raleigh, North Carolina, USA

Full-time

Overview This is a remote role that may be hired in several markets across the United States. We are seeking an experienced Pega Lead Software Engineer (LSA) to design, develop, and implement cutting-edge Pega-based solutions. The ideal candidate will lead architectural decisions, ensure best practices, and drive the success of Pega projects by collaborating with business and IT stakeholders. This role requires deep expertise in Pega PRPC, Case Management, and Decisioning, along with strong le

Application Architect

Marsh & McLennan Companies

Remote or Washington, USA

Full-time

Company: Marsh McLennan Agency Description: Our not-so-secret sauce. Award-winning, inclusive, Top Workplace culture doesn't happen overnight. It's a result of hard work by extraordinary people. The industry's brightest talent drive our efforts to deliver purposeful work and meaningful impact every day. Learn more about what makes us different and how you can make your mark as an Application Architect at MMA. Marsh McLennan Agency (MMA) provides business insurance, employee health & benefits,

Principal Software Engineer - REMOTE

DriveTime

Remote or Tempe, Arizona, USA

Full-time

What's Under the Hood DriveTime Family of Brands is the largest privately owned used car sales finance & servicing company in the nation. Headquartered in Tempe, Arizona and Dallas, Texas, we create opportunities and improve the lives of our customers and our employees by placing a focus on putting the right customer, in the right vehicle, on the right terms and on their path to ownership. The DriveTime Family of Brands spans across DriveTime, Bridgecrest and SilverRock. You can find us at th

Senior Software Engineer - .NET

Guardian Life Insurance Company

Remote or Holmdel, New Jersey, USA

Full-time

We are actively seeking a proactive, creative Senior Software Engineer who will be responsible for architectural design and implementation of Guardian's next-generation web self-service platforms APIs using .Net Core, C#. You will: Design, develop, and deploy high-volume, high-usage self-service web portals APIs, utilizing .Net Core, C#.Collaborate with Technical Teams, Technical Manager, Project Manager and subject matter experts from businesses and work closely with SMEs to understand, plan a

GA DHS - Sr. RPA Developer

OP Consulting Group LLC

Remote or Atlanta, Georgia, USA

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

Complete Description As part of the RPA team, this individual will lead the design, development, and implementation of UiPath automation solutions while mentoring a team of developers and ensuring adherence to best practices and architectural standards. You will work closely with architects, Sr. developers, managers, executives, and other groups throughout the development process. The ideal candidate combines deep technical expertise in UiPath and broader software development with strong leader

Senior Database Platform Engineer

Dimensional Fund Advisors LP

Remote

Full-time

Notes to applicants: Dimensional sees great value from collaborating in our offices and appreciates the benefits of flexibility. Most roles fit our office-first hybrid approach: We are together on our campuses Tuesdays, Wednesdays, and Thursdays and have the choice to work in the office or remotely, depending on what is best for that work day, on Mondays and Fridays. This approach maximizes in-person collaboration and interaction while simultaneously providing flexibility and applies to most rol

Principal Software Engineer - Cloud Engineering (Remote)

Publix

Remote or Lakeland, Florida, USA

Full-time

Publix Super Markets, Inc. is the largest privately-owned food retailer in the nation with more than 1,200 stores and more than 200,000 associates throughout the Southeast. We are associate-owned, proud of our family atmosphere, and consistently named as one of the best companies to work for in America. We are largely debt-free and renowned for our financial performance as well as our premier customer service. Publix?s Information Services (I/S) department is located in Lakeland, Florida and Alp

Web API Developer

Mass General Brigham

Remote or Somerville, Massachusetts, USA

Full-time

Site: Mass General Brigham Incorporated Mass General Brigham relies on a wide range of professionals, including doctors, nurses, business people, tech experts, researchers, and systems analysts to advance our mission. As a not-for-profit, we support patient care, research, teaching, and community service, striving to provide exceptional care. We believe that high-performing teams drive groundbreaking medical discoveries and invite all applicants to join us and experience what it means to be par

Sr. Software Engineer - Security Development and Integration

Publix

Remote or Lakeland, Florida, USA

Full-time

Publix Super Markets, Inc. is the largest privately-owned food retailer in the nation with more than 1,200 stores and more than 200,000 associates throughout the Southeast. We are associate-owned, proud of our family atmosphere, and consistently named as one of the best companies to work for in America. We are largely debt-free and renowned for our financial performance as well as our premier customer service. Publix?s Information Services (I/S) department is located in Lakeland, Florida and Alp

NC DEQ - Power Platform Developer

Mahantech Corporation

Remote or Raleigh, North Carolina, USA

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

Engagement Type Contract Short Description As a part of the NC DEQ Permitting Transformation Program (PTP), Power Platform Developers work with technical teams, subject matter experts, and business stakeholders to analyze business requirements and translate requirements into functionality. Complete Description The candidate will be allowed to work remotely until all staff return to site. At that point the candidate will be required to come onsite. The agency can ship equipment if the candida

Cloud Native .NET Engineer with AI Integration Focus

EPAM Systems

Remote

Full-time

We seek a highly skilled .NET Engineer with cloud expertise and a strong focus on integrating AI capabilities into projects. The ideal candidate will possess robust proficiency in .NET, coupled with a deep understanding of at least one major cloud provider. Additionally, familiarity with GenAI, Large Language Models (LLM), and Retrieval Augmented Generation (RAG) is essential for seamlessly integrating AI capabilities. To discover more about .NET practice at EPAM, visit this page . This positi

Senior Software Engineer - Full Stack (Remote)

Donnelley Financial Solutions

Remote

Full-time

Join a dynamic team at the pulse of global markets, where we deliver innovative software and service solutions for essential financial reporting and capital markets transactions. At DFIN, we are a values-driven organization that empowers you to build a fulfilling career while bringing your authentic self to work every day. Our "Win as One" mentality ensures that our team's success is directly linked to Client, Shareholder and Employee Satisfaction. Recognized by Newsweek as one of AMERICA'S MOST

Hybrid DevOps Software Engineer II

Staples

Remote or Framingham, Massachusetts, USA

Full-time

Job Description DevOPs Software Engineer II Work Model: Hybrid, Framingham, MA Staples is business to business. You're what binds us together. Our digital solutions team is more than a traditional IT organization. We are a team of passionate, collaborative, agile, inventive, customer-centric, result-oriented problem solvers. We are intellectually curious, love advancements in technology and seek to adapt technologies to drive Staples forward. We anticipate the needs of our customers and busi

Lead Software Engineer - Supply Chain Replenishment

Publix

Remote or Lakeland, Florida, USA

Full-time

Publix Super Markets, Inc. is the largest privately-owned food retailer in the nation with more than 1,200 stores and more than 200,000 associates throughout the Southeast. We are associate-owned, proud of our family atmosphere, and consistently named as one of the best companies to work for in America. We are largely debt-free and renowned for our financial performance as well as our premier customer service. Publix?s Information Services (I/S) department is located in Lakeland, Florida and Alp

Software Engineer - Desktop and Mobile Applications - Roon

Harman International

Connecticut, USA

Full-time

A Career at HARMAN As a technology leader that is rapidly on the move, HARMAN is filled with people who are focused on making life better. Innovation, inclusivity and teamwork are a part of our DNA. When you add that to the challenges we take on and solve together, you'll discover that at HARMAN you can grow, make a difference and be proud of the work you do every day. About the Role At Roon, we are at the forefront of revolutionizing the way people experience music. Since our inception, we h

Associate Software Engineer

S&P Consultants

Remote or New York, New York, USA

Full-time

About the Role: Grade Level (for internal use): 08 As an Associate Software Engineer based out of our New York City Headquarters, you will join a team that is composed of highly skilled and supportive individuals, with each engineer contributing uniquely to serve our U.S.-based car dealers and manufacturers. The development team oversees and takes ownership of the entire system development life cycle. Job Responsibilities: Take ownership of assigned tasks, both in terms of timeliness and soft

QE Lead Performance Engineer

Marsh & McLennan Companies

Remote or White Plains, New York, USA

Full-time

Company: Marsh McLennan Agency Description: Our not-so-secret sauce. Award-winning, inclusive, Top Workplace culture doesn't happen overnight. It's a result of hard work by extraordinary people. The industry's brightest talent drive our efforts to deliver purposeful work and meaningful impact every day. Learn more about what makes us different and how you can make your mark as a QE Lead Performance Engineer at MMA. Marsh McLennan Agency (MMA) provides business insurance, employee health & be

Senior Software Engineer - FlightAware OpsCore (Remote)

RTX Corporation

Remote or Arizona, USA

Full-time

Date Posted: 2025-06-24 Country: United States of America Location: HAZ99: Field Office - AZ Remote Location, Remote City, AZ, 85001 USA Position Role Type: Remote U.S. Citizen, U.S. Person, or Immigration Status Requirements: Must be authorized to work in the U.S. without the company's immigration sponsorship now or in the future. The company will not offer immigration sponsorship for this position. The company will not seek an export authorization for this role. Security Clearance: None/Not

QE Lead Engineer

Marsh & McLennan Companies

Remote or White Plains, New York, USA

Full-time

Company: Marsh McLennan Agency Description: Our not-so-secret sauce. Award-winning, inclusive, Top Workplace culture doesn't happen overnight. It's a result of hard work by extraordinary people. The industry's brightest talent drive our efforts to deliver purposeful work and meaningful impact every day. Learn more about what makes us different and how you can make your mark as a QE Lead Engineer at MMA. Marsh McLennan Agency (MMA) provides business insurance, employee health & benefits, reti

Software Development - GenAI Team - Remote

SitusAMC

Remote

Full-time

SitusAMC is where the best and most passionate people come to transform our client's businesses and their own careers. Whether you're a real estate veteran, a passionate technologist, or looking to get your start, join us as we work together to realize opportunities for everyone, we proudly serve. At SitusAMC, we are looking to match your unique experience with one of our amazing careers, so that we can help you realize your potential and career growth within the Real Estate Industry. If you ar