Senior .NET Engineer: Build Secure Financial Apps

Concord; Ciudad de México; On-site; MXN 900,000 - 1,300,000; Full time

Benefits offered by this job

Grocery Vouchers

Internet Bonus

Medical Insurance

Life Insurance

Dental Insurance

Law Benefits

Job summary

Concord sits at the center of the credit market ecosystem. We provide loan servicing, backup servicing, and capital markets administration for specialty finance lenders, institutional investors, and asset managers.

Our clients include originators across fintech, solar, home improvement, equipment finance, and other specialty asset classes. We're hiring a Senior .NET Software Engineer to design, build and maintain the financial applications our business users rely on every day, working across SQL

Qualifications

• Bachelor's degree in Computer Science or related field.
• 7+ years of professional software development with C# and .NET.
• Hands-on experience with ASP.NET Core, REST APIs, EF or Dapper, and dependency injection.
• Strong SQL Server skills with design, query tuning and indexing.
• Experience with automated testing (xUnit, NUnit or similar).
• Git, CI/CD pipelines and Agile/Scrum methodologies.
• Working knowledge of HTML, CSS and JavaScript.
• Fluent English.

Responsibilities

• Design, build and maintain applications and APIs in C# on .NET (ASP.NET Core, Web API, background services)
• Write testable, well-documented code and review peers' work against agreed standards
• Lead technical design for multi-component features and mentor other engineers
• Build and maintain integrations with internal and third-party systems through APIs and messaging
• Own features end to end: refine requirements with business partners, estimate, build, test, deploy and support in production
• Collaborate with Product, Compliance, Security and Data teams to translate business and regulatory requirements into technical solutions
• Implement security practices that protect sensitive financial data (encryption, authentication, authorization)
• Apply regulatory and audit requirements, such as data retention and access controls, in system design
• Troubleshoot production issues, find root causes, and fix the underlying problem rather than the symptoms
• Keep current with security trends and emerging technologies, and recommend what is worth adopting

Skills

C# / .NET

ASP.NET Core

REST APIs

SQL Server

Unit testing

Git / CI/CD

English fluency

Education

Bachelor's degree in Computer Science or related field

Tools

Entity Framework

Dapper

ASP.NET Web API

Azure / AWS

HTML / CSS / JavaScript

Job description

Concord sits at the center of the credit market ecosystem. We provide loan servicing, backup servicing, and capital markets administration for specialty finance lenders, institutional investors, and asset managers.

Our clients include originators across fintech, solar, home improvement, equipment finance, and other specialty asset classes. We're hiring a Senior .NET Software Engineer to design, build and maintain the financial applications our business users rely on every day, working across SQL