# Senior .NET Core Developer -Arabic Speaker (5 Month)

> Müller`s Solutions · Riyadh, Saudi Arabia · — · Posted 2026-06-28

**Workplace:** on_site

## Description

### **Job Description**

We are seeking an experienced **Senior .NET Core Developer** to join our team on a **5-month contract**. The ideal candidate will be responsible for designing, developing, and supporting scalable, secure, and high-performance enterprise applications using **.NET Core technologies**. The role requires strong expertise in backend development, enterprise integrations, cloud environments, and modern software engineering practices. The successful candidate will work closely with architects, business stakeholders, and cross-functional teams to deliver robust and innovative solutions.

### **Key Responsibilities**

-   Design, develop, and maintain scalable and high-performance enterprise applications using **.NET Core / ASP.NET Core**.
-   Develop and support **RESTful APIs, microservices, and service-oriented architectures**.
-   Collaborate with solution architects, business analysts, and development teams to translate business requirements into technical solutions.
-   Participate in software architecture and technical design discussions, ensuring adherence to best practices and architectural standards.
-   Design and implement integrations with internal and external systems using APIs, messaging technologies, and middleware solutions.
-   Optimize applications for performance, scalability, security, and maintainability.
-   Perform code reviews and ensure compliance with coding standards, clean code principles, and software design best practices.
-   Troubleshoot and resolve complex technical issues across development, testing, and production environments.
-   Support deployment activities and production environments, ensuring system reliability and availability.
-   Participate in Agile/Scrum ceremonies and contribute to continuous improvement initiatives.

## Requirements

### **Education**

-   Bachelor's degree in **Computer Science, Software Engineering, or a related field**.

### **Experience**

-   Minimum **8–10 years of hands-on experience** in backend and enterprise application development.
-   Strong understanding of the **full Software Development Lifecycle (SDLC)**, including development, deployment, and production support.
-   Experience working in enterprise-scale environments and Agile development teams.

### **Technical Skills**

-   Strong expertise in **.NET Core, ASP.NET Core, and C#**.
-   Solid understanding of **software architecture principles** and backend system design.
-   Proven experience in developing **RESTful APIs, microservices, and service-oriented architectures**.
-   Hands-on experience with integration technologies such as **API Gateways, Message Queues (MQ), Brokers, and BPM solutions**.
-   Strong experience in **database design and development**.
-   Deep knowledge of **design patterns, SOLID principles, and clean code practices**.
-   Experience deploying and supporting applications in **public and private cloud environments**.
-   Familiarity with **CRM platforms** and enterprise system integrations.
-   Experience with **CI/CD pipelines, automated testing, and DevOps practices**.

### **Soft Skills**

-   Excellent analytical, debugging, and problem-solving skills.
-   High attention to detail and commitment to delivering high-quality software.
-   Strong verbal and written communication skills.
-   Ability to work effectively in a collaborative, team-oriented environment.
-   **Proficiency in English is required; Arabic communication skills are considered an advantage.**

### **Contract Duration**

-   **5-month contract**.

## Apply

[Apply at Müller`s Solutions](https://apply.workable.com/mullers-solutions-1/j/6BA5F5ABE1/apply)

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