Senior .Net Back-End Engineer

Job Title: Senior .NET Back-End Engineer

Responsible To: Software Architect

Main Location: Amman. Jordan

Job Summary

Experienced Senior .NET Back-End Engineer with strong expertise in C#, .NET Core/.NET 6–8, microservices architecture, cloud-native development, and distributed systems. Proven track record in building high-performance APIs, scalable backend services, and secure enterprise-grade applications. Adept in database optimization, asynchronous messaging, DevOps practices, and team leadership.

Responsibilities:

• Design, develop, and maintain backend services and APIs using .NET Core/.NET 8+.
• Collaborate with architects to define and implement microservices architecture.
• Ensure high performance, scalability, and reliability of backend systems.
• Implement clean architecture, domain-driven design (DDD), and SOLID principles.
• Integrate with SQL/NoSQL databases and optimize queries for performance.
• Apply asynchronous messaging, caching, and event-driven patterns (e.g., RabbitMQ, Azure Service Bus).
• Contribute to CI/CD pipelines, containerization (Docker), and orchestration (Kubernetes/AKS).
• Lead code reviews, mentoring junior developers, and setting best practices.
• Ensure security, authentication/authorization (JWT, OAuth2, Azure AD).
• Stay up to date with .NET ecosystem advancements and cloud-native trends.

Key Skills:

• Programming & Frameworks:
  • Expert in C# and .NET Core / .NET 6/7/8
  • Strong experience with ASP.NET Core Web API, gRPC, and asynchronous programming (async/await, TPL)
  • Deep knowledge of object-oriented programming (OOP), SOLID principles, and clean architecture
  • Familiar with Domain-Driven Design (DDD) and CQRS
• Architecture & Patterns:
  • Microservices, Clean Architecture, Domain-Driven Design.
  • Scalable and fault-tolerant system design.
  • Solid understanding of multithreading, concurrency, and performance tuning.
• Databases:
  • SQL (SQL Server, PostgreSQL) and NoSQL (MongoDB, CosmosDB).
  • Query optimization, indexing, transactions.
• Messaging & Caching:
  • Event-driven systems (RabbitMQ, Azure Service Bus).
  • Caching frameworks (Redis, MemoryCache).
• Cloud & DevOps:
  • Azure/GCP services for compute, storage, messaging.
  • Containerization with Docker, orchestration with Kubernetes/AKS.
  • CI/CD Azure DevOps.
• Security:
  • Identity management, OAuth2, OpenID Connect, JWT.
• Testing & Quality:
  • Unit testing, integration testing, funcational testing, contract testing (xUnit, NUnit, Moq).

Soft Skills

• Strong problem-solving and analytical thinking.
• Leadership and mentoring experience.
• Excellent communication skills for working cross-functionally.
• Ability to balance technical debt vs. business needs.
• Ownership and accountability mindset.

Preferred/Nice-to-Have

• Experience with Event Sourcing, CQRS.
• Knowledge of performance profiling and monitoring tools

Why APG?

Within APG, our people are at the heart of everything we do. Therefore, we work to create a positive, inclusive, social environment that allows our team to thrive and develop both personally and professionally to support our growing global business.

In addition to a positive company culture that puts our internal team first, you will also be eligible for;

• Flexible working Policy – offering the option to work both from home and our vibrant, modern offices
• Monthly Wellness Allowance up to 40 JOD
• 2 Volunteer Days per year
• 14 Days holiday & additional Birthday holiday allowance
• Summer & Winter socials
• Access to EAP in addition to internal Mental Health First Aiders
• Competitive medical Insurance
• Competitive Bonus scheme

EQUALITY OF OPPORTUNITY IS COMPANY POLICY