Work Model:
Hybrid – 4 days per week in the office
Schedule:
Monday to Friday
English:
Advanced – professional and technical communication required
Position Overview
We are looking for a
Senior .NET Developer
with strong experience in
C# and the Microsoft .NET ecosystem
to join a technology project with a global financial institution.
The idóneo candidate will have solid experience developing and maintaining web applications and services, troubleshooting complex technical issues, and working in Agile environments. Experience with
application security, Content Security Policy (CSP), and secure coding practices
is highly desirable.
Required Skills & Experience
Strong knowledge of
Object-Oriented Programming (OOP)
principles.
Hands-on experience with
C#, ASP.NET MVC, .NET Framework and/or .NET Core
.
Experience developing and maintaining
Web Services, WCF Services, and REST APIs
.
Strong knowledge of
T-SQL and relational databases
.
Experience with
software testing and quality assurance practices
.
Understanding of
DevOps, CI/CD, and deployment processes
.
Knowledge of
secure coding principles and application security best practices
.
Experience working with
Agile/Scrum methodologies
.
Ability to analyze, troubleshoot, and resolve complex application issues.
Familiarity with
Python and/or NoSQL databases
is a plus.
Preferred Qualifications
Experience implementing, troubleshooting, or remediating
Content Security Policy (CSP)
issues.
Knowledge of
ASP.NET Web Forms
.
Experience with




ETL processes and data integration
.
Exposure to
cloud environments
and modern application architectures.
Experience working with applications in
financial services or other highly regulated environments
is a plus.
Key Responsibilities
Design, develop, test, and maintain
.NET applications and services
.
Develop scalable, secure, and high-performance solutions using
C#, ASP.NET MVC, .NET Core
, and related technologies.
Develop and maintain
REST APIs, Web Services, and WCF Services
.
Troubleshoot and resolve application and production issues.
Identify and address
security vulnerabilities and CSP-related issues
.
Participate in code reviews and promote clean code and development best practices.
Collaborate with cross-functional and technical teams in an
Agile/Scrum environment
.
Support CI/CD pipelines, deployments, and DevOps initiatives.
Contribute to application modernization and continuous improvement efforts.
Ensure applications meet required
performance, scalability, reliability, and security standards
.
Technical Environment
C#
APIs & Services
REST APIs
Web Services
WCF
Databases & Data
SQL Server / T-SQL
NoSQL
ETL / Data Integration
Security & DevOps
Secure Coding
Content Security Policy (CSP)
CI/CD
DevOps
Methodologies
Agile
Scrum
Advanced English is mandatory.
Hybrid work model:
4 days per week onsite in Polanco, Mexico City.
Candidates should be comfortable working in a
technical and collaborative environment
with international stakeholders.
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📌 Dotnet Developer (Xico)
🏢 Orion Innovation
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