Senior Backend Architect – DDD, .NET & Microservices

Enterprise Registry Solutions Limited; Dublin; Hybrid; EUR 90,000 - 130,000; Full time

Benefits offered by this job

Hybrid work schedule

Career development

Education support

Inclusive workplace

Job summary

Enterprise Registry Solutions Limited in Dublin, Ireland, seeks a Senior Backend Developer to provide technical leadership in designing complex backend systems aligned with Domain-Driven Design principles. You will shape domain models, drive scalable architectures, and mentor developers across backend services.

Responsibilities include establishing engineering standards, leading design reviews, and delivering production-grade APIs.

Qualifications

• 5+ years of backend development experience in complex, domain-rich systems.
• Proven experience delivering production-grade systems using DDD principles.
• Extensive experience with .NET/C# backend development in enterprise/SaaS environments.
• BSc degree in Computer Science, Software Engineering, or related discipline (or equivalent).
• Strong knowledge of PostgreSQL or relational databases and ORM frameworks.

Responsibilities

• Lead design and implementation of backend architectures grounded in Domain-Driven Design.
• Define and evolve bounded contexts, aggregates, entities, value objects, and domain services.
• Translate complex business requirements into expressive domain models.
• Apply CQRS to ensure scalability and separation of concerns.
• Champion Clean Architecture for testability and maintainability.
• Design, develop, and maintain high-performance, secure APIs and backend services.
• Establish best practices around code quality, automated testing, and resilience.
• Lead design reviews and contribute to architectural governance.

Skills

Domain-driven design

DDD domain modelling

C# / .NET

Microservices

RESTful APIs

CQRS

Clean Architecture

PostgreSQL

Azure

Docker

Education

BSc in Computer Science / Software Engineering

Tools

Entity Framework

CosmosDB

Docker

Azure

Job description

Enterprise Registry Solutions Limited in Dublin, Ireland, seeks a Senior Backend Developer to provide technical leadership in designing complex backend systems aligned with Domain-Driven Design principles. You will shape domain models, drive scalable architectures, and mentor developers across backend services.

Responsibilities include establishing engineering standards, leading design reviews, and delivering production-grade APIs.