Senior .NET Engineer

G2O; Pittsburgh (Allegheny County); On-site; USD 120,000 - 160,000; Full time

Job summary

G2O in Pittsburgh seeks a Senior Full Stack .NET Developer to design, build, and deploy enterprise-grade financial software on-site. You will work on full‑stack applications with C#, .NET Core, and ASP.NET, collaborating with product owners and analysts.

You will develop RESTful services, front-end interfaces with Angular/React/Blazor, and ensure security and regulatory compliance. The role requires 5+ years in banking/financial services and strong SQL Server skills.

Qualifications

• Bachelor's degree in Computer Science, IT, or related field or equivalent experience.
• 5+ years of professional experience as a Full Stack .NET Developer.
• Experience in banking/fintech or financial services required.
• Strong proficiency in C#, .NET / .NET Core, and ASP.NET MVC/Web API.
• Experience with Angular, React, or Blazor.
• Solid experience with SQL Server and database design.
• Familiarity with RESTful API development and integration.
• Understanding of secure coding practices and data protection in financial applications.
• Experience with Git.

Responsibilities

• Design, develop, test, and deploy full stack applications using .NET / .NET Core, C#, and ASP.NET.
• Build responsive, user-friendly front-end interfaces using modern frameworks (Angular, React, or Blazor).
• Develop and maintain RESTful APIs and microservices for banking and financial applications.
• Design and optimize relational databases (SQL Server), writing efficient queries, stored procedures, and functions.
• Collaborate with product owners, business analysts, and stakeholders to translate banking requirements into technical solutions.
• Ensure applications meet security, compliance, and regulatory standards (PCI-DSS, SOX, GDPR, AML/KYC).
• Participate in code reviews, unit testing, and CI/CD processes.
• Troubleshoot, debug, and optimize application performance in production environments.
• Integrate with third-party banking systems, payment gateways, and core banking platforms.
• Document technical designs, workflows, and processes.

Skills

C# / .NET Core / ASP.NET

Front-end frameworks: Angular, React,

SQL Server

RESTful API

Git

Security for financial apps

Agile / Scrum

Azure/AWS

Education

Bachelor's degree in Computer Science, Information Technology, or related field

Tools

Azure

Docker

Kubernetes

CI/CD (Azure DevOps/Jenkins/GitLab)

Job description

We’re passionate about designing and delivering top-notch digital experiences for our clients — and their customers — and helping them create efficiencies using data and technology. But what’s most important about us is that we have a diverse team of experts all dedicated to getting clients from goals to outcomes — and that’s where you come in.

This is a on-site position. Will need to work 5 days a week in offices located in Pittsburgh, PA.

Qualifications:

• Bachelor's degree in Computer Science, Information Technology, or a related field (or equivalent experience)
• 5+ years of professional experience as a Full Stack .NET Developer
• Previous experience working in the banking, fintech, or financial services industry is required
• Strong proficiency in C#, .NET / .NET Core, and ASP.NET MVC/Web API
• Experience with front-end frameworks such as Angular, React, or Blazor
• Solid experience with SQL Server and database design
• Familiarity with RESTful API development and integration
• Understanding of secure coding practices and data protection in financial applications
• Experience with version control systems (Git)

Preferred Qualifications:

• Experience with cloud platforms (Azure preferred, AWS acceptable)
• Knowledge of banking regulations and compliance standards (PCI-DSS, SOX, AML/KYC, GDPR)
• Familiarity with microservices architecture and containerization (Docker, Kubernetes)
• Experience with CI/CD pipelines (Azure DevOps, Jenkins, GitLab)
• Understanding of core banking systems, payment processing, or digital banking platforms
• Experience working in Agile/Scrum environments

Key Responsibilities:

• Design, develop, test, and deploy full stack applications using .NET / .NET Core, C#, and ASP.NET
• Build responsive, user-friendly front-end interfaces using modern frameworks (Angular, React, or Blazor)
• Develop and maintain RESTful APIs and microservices for banking and financial applications
• Design and optimize relational databases (SQL Server), writing efficient queries, stored procedures, and functions
• Collaborate with product owners, business analysts, and stakeholders to translate banking requirements into technical solutions
• Ensure applications meet security, compliance, and regulatory standards (e.g., PCI-DSS, SOX, GDPR, AML/KYC)
• Participate in code reviews, unit testing, and continuous integration/continuous deployment (CI/CD) processes
• Troubleshoot, debug, and optimize application performance in production environments
• Integrate with third-party banking systems, payment gateways, and core banking platforms
• Document technical designs, workflows, and processes

More about G2O:

We’re different than other companies at G2O. We blend the research and design, technology, and data expertise to deliver the solutions our clients crave — and we do all of this as one in-house team, from vision to execution. We’re also the largest company of our kind based in Ohio to do this — and have been evolving how we do it for 40 years.

Individually, we bring a wealth of experience from diverse backgrounds — personally and in business. We’re a diverse and passionate team of leaders and experts in technology, data analytics, design, content, and more. But we think we’re best when we put our minds together. Each person brings something distinct to our team — some unique flavor to their background or their experience. That makes for stronger collaboration — and elevates the outcomes for our clients.

Are you ready to collaborate to greatness with us?