Senior .NET Solutions Developer– Financial Services

Phaxis; New York (NY); On-site; USD 140,000 - 190,000; Full time

Job summary

Phaxis is seeking a Solution Architect to design scalable, secure .NET applications for financial services platforms including trading, banking, payments, and capital markets. You will lead end-to-end solution architecture using C#, ASP.NET Core, REST APIs, microservices, Angular, and Azure-driven cloud tech.

Collaborate with stakeholders to translate complex requirements into robust solutions, define architecture standards, and ensure regulatory security compliance across integrations and

Qualifications

• Design scalable, secure .NET applications for financial services platforms.
• Translate business requirements into robust technical solutions.
• Define architecture standards and coding guidelines with regulatory compliance in mind.

Responsibilities

• Design and deliver scalable, secure, high-performance .NET applications for financial services platforms (trading, banking, payments, capital markets).
• Lead end-to-end solution architecture using C#, ASP.NET Core, .NET Framework/.NET 8, REST APIs, microservices, Angular, and cloud technologies (Azure preferred).
• Collaborate with business stakeholders, product owners, and technical teams to translate complex business requirements into robust technical solutions.
• Define architecture standards, development best practices, and coding guidelines while ensuring compliance with financial regulations and security standards.
• Design and optimize enterprise integrations with SQL Server, messaging platforms, third-party APIs, and financial systems.
• Provide technical leadership, mentor development teams, conduct architecture and code reviews, and drive CI/CD and DevOps adoption.
• Evaluate emerging technologies and recommend architectural improvements to enhance scalability, resilience, performance, and maintainability.
• Partner with cross-functional teams to deliver high-quality solutions while ensuring system reliability, disaster recovery readiness, and regulatory compliance in a fast-paced financial services environment.

Skills

C#

ASP.NET Core

.NET Framework/.NET 8

REST APIs

Microservices

Angular

Azure

CI/CD

DevOps

SQL Server

Tools

Azure

SQL Server

Job description

• Design, and deliver scalable, secure, and high-performance .NET applications for financial services platforms, including trading, banking, payments, and capital markets solutions.
• Lead the end-to-end solution architecture using C#, ASP.NET Core, .NET Framework/.NET 8, REST APIs, microservices, Angular, and cloud technologies (Azure preferred).
• Collaborate with business stakeholders, product owners, and technical teams to translate complex business requirements into robust technical solutions.
• Define architecture standards, development best practices, and coding guidelines while ensuring compliance with financial industry regulations and security standards.
• Design and optimize enterprise integrations with SQL Server, messaging platforms, third-party APIs, and financial systems to support mission-critical applications.
• Provide technical leadership, mentor development teams, conduct architecture and code reviews, and drive adoption of modern software engineering practices including CI/CD and DevOps.
• Evaluate emerging technologies and recommend architectural improvements to enhance application scalability, resilience, performance, and maintainability.
• Partner with cross-functional teams to deliver high-quality solutions while ensuring system reliability, disaster recovery readiness, and regulatory compliance in a fast-paced financial services environment.