Senior Software Engineer (.Net) / C# Developer

Advansio Interactive · SQL · C# · 28 days ago
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Location
In office (Lagos)
Seniority
Senior · 6+ years exp
Employment
Full-Time

First seen by Alion on Sep 29, 2026.

Overview
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Profile match

Advansio Interactive

Advansio Interactive is a financial technology company that states it is powering sustainable financial access across Africa. It operates from an office on Muritala Mohammed Way in Alagomeji-Yaba, Lagos, and is hiring senior C# developers for its engineering team. The company is headquartered in Lagos, Nigeria.
advansio.com · HQ: Lagos, Nigeria · Financial Services · Financial Software & Embedded Finance

Job Summary

  • We are looking to hire a skilled Senior.NET / C# Developer to join our growing engineering team.

Key responsibilities

  • Design, develop, and maintain scalable backend systems and APIs.
  • Collaborate with frontend developers, product managers, and QA to deliver robust solutions.
  • Optimize application performance and troubleshoot issues.
  • Ensure code quality, security, and adherence to best practices.
  • Work with databases and cloud technologies to support application functionality.
  • Participate in code reviews and contribute to best development practices

Requirements

  • Proficiency in .NET / C# development with at least 6 - 8years’ hands - on experience
  • Strong knowledge of RESTful API development and third party integrations.
  • Hands-on experience with SQL databases MSSQL, PostgreSQL, or MySQL.
  • Familiarity with cloud platforms Azure, AWS, or GCP is an added advantage.
  • Excellent problem-solving skills and attention to detail.
  • Strong understanding of object-oriented programming.
  • Experience working in an Agile or fast-paced environment.
  • Strong problem-solving and communication skills.

Nice to Have:

  • Experience in fintech, banking, or enterprise systems
  • Knowledge of cloud platforms Azure/AWS
  • Experience with version control tools Git
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