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

Mullers Solutions 1; Riyadh; On-site; SAR 320,000 - 520,000; Full time

Job summary

Mullers Solutions 1 in Riyadh seeks an experienced Senior .NET Core Developer for a 5-month contract to design, develop, and support scalable enterprise applications using .NET Core technologies.

You will work with architects and cross-functional teams across cloud environments, focus on RESTful APIs, microservices, and secure delivery, while following modern software engineering practices and SDLC.

Qualifications

• Bachelor's degree in Computer Science, Software Engineering, or a related field.
• Hands-on experience in backend and enterprise application development.
• Strong understanding of SDLC and Agile environments.

Responsibilities

• Design, develop, and maintain scalable 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 requirements into technical solutions.
• Participate in software architecture and design discussions to ensure best practices.
• Design and implement integrations with internal and external systems using APIs, messaging, and middleware.
• Optimize applications for performance, security, and maintainability.
• Perform code reviews and ensure coding standards and clean code practices.
• Troubleshoot complex issues across development, testing, and production.
• Support deployment activities and production environments.
• Participate in Agile/Scrum ceremonies and continuous improvement.

Skills

.NET Core

ASP.NET Core

C#

RESTful APIs

Microservices

SOA

Cloud environments

CI/CD

DevOps practices

Design patterns

SOLID principles

Web API

Enterprise integration

Education

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

Tools

API Gateways

Message Queues

BPM solutions

CRM platforms

Job 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.