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Senior .NET Developer at Revent Technologies Limited

Revent Technologies LimitedLagos, Nigeria Software Development
Full Time
Revent Technologies Limited is a technology solutions provider for dynamic organizations, providing bespoke software design and development, developer outsourcing and technology advisory, etc. We are currently recruiting on behalf of our international client, a global digital cross-border payments service provider with operations in over 10 countries.

Job Summary

  • As a Senior .NET Developer, you will play a key role in designing, developing, and maintaining backend services, APIs, and system integrations that power financial products and operations. You will work on high-performance, distributed systems within a regulated environment, ensuring reliability, scalability, and security. Beyond hands-on development, you will be responsible for system design and architectural decisions, helping shape technical direction, ensure best practices, and mentor other engineers. Experience in fintech or core banking systems is a strong advantage.

Key Responsibilities

  • Design and develop scalable backend applications using .NET / .NET Core.
  • Architect and build robust RESTful APIs and system integrations for financial workflows.
  • Lead system design and architecture discussions, evaluating trade-offs in scalability, performance, and maintainability.
  • Collaborate with product, QA, infrastructure, and business stakeholders to deliver solutions that meet both technical and functional requirements.
  • Troubleshoot and resolve complex technical issues in production environments.
  • Write clean, maintainable, and testable code following industry best practices.
  • Ensure secure coding practices in line with financial data protection standards.
  • Work with core banking systems, payment processors, and financial APIs.
  • Drive adoption of engineering best practices, including design patterns, architectural reviews, and code quality standards.
  • Mentor and provide technical guidance to junior and mid-level developers.

Requirements

  • Bachelor’s degree in Computer Science, Engineering, or related discipline.
  • 6+ years of professional experience with C#, .NET / .NET Core, Web API, and ASP.NET MVC.
  • Strong expertise in SQL Server, Entity Framework, and complex database design.
  • Proven experience in designing and building distributed, enterprise-grade applications.
  • Solid understanding of system design principles, microservices architecture, asynchronous programming, and performance tuning.
  • Familiarity with Git, CI/CD pipelines, and unit/integration testing.
  • Strong knowledge of application security and data protection techniques.
  • Excellent communication and problem-solving skills, with ability to explain complex technical decisions to both engineers and non-technical stakeholders.

Preferred Experience

  • Experience in fintech, digital banking, or core banking platforms.
  • Knowledge of financial operations such as account management, transactions, settlements, or compliance workflows.
  • Understanding of integration standards like ISO 20022, SWIFT, or Open Banking APIs.
  • Experience designing and deploying applications in high-availability, high-transaction environments.

Method of Application

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