Senior .NET Developer - Payments jobs in United States
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ThoughtFocus ยท 1 month ago

Senior .NET Developer - Payments

positionAtlanta, GA
timeFull-time
remoteHybrid
senioritySenior Level

ThoughtFocus is seeking a highly skilled Senior .NET Developer with strong experience in C# and .NET to design, develop, and maintain payment systems. The ideal candidate will collaborate with cross-functional teams to deliver scalable and secure payment solutions.

BankingBusiness DevelopmentConsultingFinanceInformation TechnologySoftware
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H1B Sponsor Likelynote

Responsibilities

Design, develop, and maintain payment applications using C# and .NET
Develop APIs, integrations, and backend services for payment processing systems
Lead code reviews, enforce coding standards, and mentor junior developers
Collaborate with QA, business analysts, and DevOps to ensure high-quality delivery
Troubleshoot complex production issues and implement solutions
Contribute to documentation, testing, and deployment activities
Continuously learn and implement best practices and emerging technologies

Qualification

C#.NETPayments experienceMicroservicesWebAPISQLAzureOOPSXMLISO 8583ISO 20022

Required

Strong experience in C# and .NET
Expertise in building scalable, secure, and high-performance applications
OOPS
C#.NET
WebAPI
XML
Microservices
SQL
Knowledge of Azure or other Cloud Architecture
Payments experience
Bachelor's degree in Computer Science, Engineering, or related field (or equivalent experience)

Preferred

ISO 8583
ISO 20022

Company

ThoughtFocus

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ThoughtFocus is a privately held consulting, software engineering and business process management company.
dateFounded in 2004
location
Brookfield, Wisconsin, USA
people-size1001-5000 employees
web-link
http://www.thoughtfocus.com

H1B Sponsorship

ThoughtFocus has a track record of offering H1B sponsorships. Please note that this does not guarantee sponsorship for this specific role. Below presents additional info for your reference. (Data Powered by US Department of Labor)
Distribution of Different Job Fields Receiving Sponsorship
Represents job field similar to this job
Trends of Total Sponsorships
2025 (22)
2024 (21)
2023 (12)
2022 (15)
2021 (20)
2020 (8)

Funding

Current Stage
Late Stage
Total Funding
unknown
Key Investors
H.I.G. Capital
2022-11-02Private Equity
2013-10-01Private Equity

Leadership Team

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Suman Radhakrishna
CEO and Executive Chairman
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Rajiv Goyal
Board Member & Advisor
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Recent News

EIN Presswire
ThoughtFocus Appoints Nick Sharma as Chief Executive Officer
2025-07-29
PR Newswire
ThoughtFocus Build Bets Big On AI Workforce: Zero Upfront Fees, Guaranteed ROI
2025-07-17
PR Newswire
ThoughtFocus Honored with 2025 Innovations Award for Groundbreaking Mortgage Technology Solution
2025-02-11
Company data provided by crunchbase