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TAWANTECH

<div>
 
 
 Job Title:
 
 Software Developer (C# / .NET)
 
 
 
 
 Department:
 
 IT / Software Development
 
 
 
 Reports To:
 
 Software Development Manager / Technical Lead
 
 
 
 Location:
 
 Riyadh - Saudi Arabia
 
 
 
 Employment Type:
 
 Full-Time
 
 
 
 Job Summary
 
 
 
 We are seeking a skilled
 
 Software Developer (C# / .NET)
 
 responsible for designing, developing, testing, and maintaining scalable applications. The ideal candidate will have strong experience in
 
 .NET technologies
 
 , software architecture, and database development, and will work closely with cross-functional teams to deliver high-quality software solutions.
 
 
 
 Key Responsibilities
 
 
 
 2. Application Architecture
 
 
 
 
 3. Testing &amp; Debugging
 
 
 
 
 4. Database Development
 
 
 
 
 5. Integration &amp; APIs
 
 
 
 
 6. Collaboration
 
 
 
 
 7. Documentation
 
 
 
 
 <ul>
 <li>
 Software Development
 </li>
 <li>
 Design, develop, and maintain applications using C#, .NET Framework, and .NET Core.
 </li>
 <li>
 Write clean, scalable, and efficient code following best development practices.
 </li>
 <li>
 Develop new features and enhance existing systems based on business requirements.
 </li>
 <li>
 Participate in software design discussions and technical planning.
 </li>
 <li>
 Assist in designing system architecture and technical solutions.
 </li>
 <li>
 Ensure application performance, scalability, and security.
 </li>
 <li>
 Implement reusable and maintainable code components.
 </li>
 <li>
 Perform unit testing and debugging to ensure application reliability.
 </li>
 <li>
 Identify and fix software bugs and performance bottlenecks.
 </li>
 <li>
 Collaborate with QA teams to ensure product quality.
 </li>
 <li>
 Develop and maintain databases using SQL Server.
 </li>
 <li>
 Write optimized queries, stored procedures, and database functions.
 </li>
 <li>
 Ensure database performance and data integrity.
 </li>
 <li>
 Develop and integrate RESTful APIs and web services.
 </li>
 <li>
 Work with third-party integrations and external systems.
 </li>
 <li>
 Work closely with UI/UX designers, QA engineers, and product managers.
 </li>
 <li>
 Participate in Agile / Scrum development processes including sprint planning and daily stand-ups.
 </li>
 <li>
 Maintain technical documentation for developed systems and applications.
 </li>
 <li>
 Document system architecture, APIs, and development processes.
 
 
 </li>
 </ul>
 
 Requirements
 
 
 
 
 
 Education
 
 
 
 
 <ul>
 <li>
 Bachelor's degree in Computer Science, Software Engineering, Information Technology, or a related field.
 
 
 </li>
 </ul>
 
 
 Experience:
 
 
 
 
 <ul>
 <li>
 3-5+ years of professional experience in C# and .NET development.
 
 
 </li>
 </ul>
 
 
 Technical Skills:
 
 
 
 
 <ul>
 <li>
 Strong experience with C#, .NET Framework, and .NET Core / .NET 6+
 </li>
 <li>
 Experience with ASP.NET MVC / ASP.NET Core
 </li>
 <li>
 Strong knowledge of REST APIs and Web Services
 </li>
 <li>
 Experience with SQL Server and database design
 </li>
 <li>
 Knowledge of Entity Framework or ORM frameworks
 </li>
 <li>
 Familiarity with Git or other version control systems
 
 
 </li>
 </ul>
 
 
 Preferred Skills:
 
 
 
 
 <ul>
 <li>
 Experience with Angular, React, or other front-end frameworks
 </li>
 <li>
 Knowledge of Microservices architecture
 </li>
 <li>
 Experience with Docker or containerization
 </li>
 <li>
 Familiarity with Azure or cloud services
 </li>
 <li>
 Experience working in Agile / Scrum environments
 
 
 </li>
 </ul>
 
 
 Key Competencies:
 
 
 
 
 <ul>
 <li>
 Strong problem-solving and analytical skills
 </li>
 <li>
 Attention to detail and code quality
 </li>
 <li>
 Ability to work independently and within a team
 </li>
 <li>
 Good communication and collaboration skills
 </li>
 <li>
 Ability to manage multiple tasks and deadlines
 </li>
 </ul>
</div>

Senior .NET Developer

<div>Job Title: Software Developer (C# / .NET)
Department: IT / Software Development 
Reports To: Software Development Manager / Technical Lead 
Location: Riyadh - Saudi Arabia 
Employment Type: Full-Time
Job Summary
We are seeking a skilled Software Developer (C# / .NET) responsible for designing, developing, testing, and maintaining scalable applications. The ideal candidate will have strong experience in .NET technologies, software architecture, and database development, and will work closely with cross-functional teams to deliver high-quality software solutions.
Key Responsibilities1. Software Development<ul><li>
Design, develop, and maintain applications using C#, .NET Framework, and .NET Core.
</li><li>Write clean, scalable, and efficient code following best development practices.
</li><li>Develop new features and enhance existing systems based on business requirements.
</li><li>Participate in software design discussions and technical planning.
</li></ul>2. Application Architecture<ul><li>
Assist in designing system architecture and technical solutions.
</li><li>Ensure application performance, scalability, and security.
</li><li>Implement reusable and maintainable code components.
</li></ul>3. Testing &amp; Debugging<ul><li>
Perform unit testing and debugging to ensure application reliability.
</li><li>Identify and fix software bugs and performance bottlenecks.
</li><li>Collaborate with QA teams to ensure product quality.
</li></ul>4. Database Development<ul><li>
Develop and maintain databases using SQL Server.
</li><li>Write optimized queries, stored procedures, and database functions.
</li><li>Ensure database performance and data integrity.
</li></ul>5. Integration &amp; APIs<ul><li>
Develop and integrate RESTful APIs and web services.
</li><li>Work with third-party integrations and external systems.
</li></ul>6. Collaboration<ul><li>
Work closely with UI/UX designers, QA engineers, and product managers.
</li><li>Participate in Agile / Scrum development processes including sprint planning and daily stand-ups.
</li></ul>7. Documentation<ul><li>
Maintain technical documentation for developed systems and applications.
</li>Document system architecture, APIs, and development processes. 
<li>
</li></ul> 
 
Requirements 
 
Education<ul><li>
Bachelor&rsquo;s degree in Computer Science, Software Engineering, Information Technology, or a related field.
</li></ul>Experience:<ul><li>
3&ndash;5+ years of professional experience in C# and .NET development.
</li></ul>Technical Skills:<ul><li>
Strong experience with C#, .NET Framework, and .NET Core / .NET 6+
</li><li>Experience with ASP.NET MVC / ASP.NET Core
</li><li>Strong knowledge of REST APIs and Web Services
</li><li>Experience with SQL Server and database design
</li><li>Knowledge of Entity Framework or ORM frameworks
</li><li>Familiarity with Git or other version control systems
</li></ul>Preferred Skills:<ul><li>
Experience with Angular, React, or other front-end frameworks
</li><li>Knowledge of Microservices architecture
</li><li>Experience with Docker or containerization
</li><li>Familiarity with Azure or cloud services
</li><li>Experience working in Agile / Scrum environments
</li></ul>Key Competencies:<ul><li>
Strong problem-solving and analytical skills
</li><li>Attention to detail and code quality
</li><li>Ability to work independently and within a team
</li><li>Good communication and collaboration skills
</li><li>Ability to manage multiple tasks and deadlines</li></ul></div>

MASTER-WORKS

<div>Role Overview
Senior Umbraco Developer with 5+ years of experience delivering enterprise-grade web applications using ASP.NET Core (.NET 8+) and modern Umbraco versions (including Umbraco 14+).
Key Responsibilities
Umbraco &amp; .NET Core Development<ul><li>
Installed, configured, and maintained Umbraco 14+, including customizations, package integrations, and performance optimization.</li><li>
Designed and developed secure, scalable RESTful APIs using ASP.NET Core Web API and C#.</li><li>
Applied Onion Architecture to maintain clear separation of concerns across Domain, Application, Infrastructure, and Presentation layers.</li><li>
Implemented the Repository Pattern to abstract data access, improve testability, and ensure loose coupling.</li><li>
Built optimized data queries using LINQ (method and query syntax)</li><li>
Designed and optimized SQL Server databases, including indexes, constraints, and performance tuning.</li><li>
Integrated authentication and authorization using JWT and OAuth 2.0, including role-based and policy-based access control.</li></ul> 

Requirements 
Technical Skills
Back-End<ul><li>
ASP.NET Core, .NET 8+, C#</li><li>
Entity Framework Core (Code First, Migrations)</li><li>
LINQ,</li></ul>
Front-End<ul><li>
JavaScript , HTML5, CSS, SCSS</li><li>
Angular ( v17+)</li></ul>
Database<ul><li>
SQL Server (schema design, optimization, performance tuning)</li></ul>
Tools &amp; DevOps<ul><li>
Git, Visual Studio, VS Code</li><li>
Azure DevOps, CI/CD Pipelines</li></ul></div>

Umbraco Developer

Confidential Government

<div>
 
 
 Senior Principal MEP Engineer (Mechanical, Electrical &amp; Plumbing)
 
 for
 
 vertical assets (hospitality + mix-use offices)
 
 
 
 
 
 <ul>
 <li>
 Integration of modern MEP systems into constrained brownfield sites with legacy utilities and adjacent heritage assets.
 </li>
 <li>
 Utility diversion and upgrade expertise: substation relocation, and stormwater retrofits in dense urban cores.
 </li>
 <li>
 Design for adaptive reuse of heritage buildings with modern HVAC, electrical, and plumbing while respecting fabric integrity
 </li>
 <li>
 Advanced HVAC solutions for Riyadh&rsquo;s arid climate: high-efficiency chillers, DOAS, displacement ventilation, and hybrid systems.
 </li>
 <li>
 Expertise in vertical transportation systems (lifts, escalators) integrated with TOD nodes.
 </li>
 <li>
 Coordination of mix-use cores (hospitality, offices, retail) with distinct but interconnected MEP demands.
 </li>
 <li>
 Fire &amp; life safety engineering: smoke extraction, fire suppression, and evacuation systems tailored to high-rise mix-use codes.
 </li>
 <li>
 Design of smart mobility infrastructure (EV charging, micromobility docking, autonomous shuttle readiness).
 </li>
 <li>
 Energy modeling &amp; optimization: net-zero-ready MEP design, renewable integration (solar PV, greywater reuse).
 </li>
 <li>
 Water stewardship in arid contexts: low-flow fixtures, greywater recycling, district water management.
 </li>
 <li>
 Experience with carbon footprint assessment of MEP systems across lifecycle.
 </li>
 <li>
 BIM-MEP proficiency (Revit MEP, Navisworks Manage, Dynamo for MEP workflows).
 </li>
 <li>
 Use of CFD modeling for airflow, smoke control, and microclimate comfort.
 </li>
 <li>
 Familiarity with energy simulation platforms (IESVE, DesignBuilder, EnergyPlus).
 </li>
 <li>
 Capability in GIS integration for infrastructure mapping in complex brownfield sites.
 </li>
 <li>
 Oversight of MEP system installation sequencing in tight heritage-adjacent environments.
 </li>
 <li>
 Strong knowledge of prefabricated / modular MEP systems for high-rise construction.
 </li>
 <li>
 Experience with commissioning, retro-commissioning, and facility handover for large-scale hospitality and office towers.
 </li>
 <li>
 Value engineering without compromising heritage and TOD requirements.
 </li>
 </ul>
 <li>
 </li>
 
 15&ndash;20 years professional experience in MEP design and delivery for hospitality and mix-use vertical assets.
 
 <ul>
 <li>
 Bachelor&rsquo;s or Master&rsquo;s in Mechanical / Electrical Engineering, Building Services, or MEP Engineering.
 </li>
 <li>
 Chartered Engineer (CIBSE, ASHRAE, IEEE, or equivalent)
 </li>
 <li>
 Proven expertise in brownfield urban regeneration projects, ideally in the GCC region.
 </li>
 <li>
 Demonstrated success integrating heritage-sensitive MEP retrofits with modern high-rise systems.
 </li>
 </ul>
 
 
</div>

MEP Project Engineer Principal

Mace Group

<div>Mace combines construction expertise with consultancy to unlock potential in every person or project and redefine the boundaries of ambition. Our values shape the way we consult and define the people we want to join us on our journey.
The project:
This is an opportunity to work on one of the largest programmes in Saudi Arabia. This unique project consists of major mixed-use development including sports facilities, entertainment, and arts along with all associated infrastructure.
Mace is one of the delivery partners requiring high-calibre and experienced professionals to lead integrated teams throughout each phase of the project.
You&rsquo;ll be responsible for:<ul><li>
Direct preparation and execution of contracts, warranties, and completion certificates.</li><li>
Lead large teams, driving behaviours, KPIs, and a culture of continuous improvement.</li><li>
Oversee valuations, cost control, and monthly reporting to clients.</li><li>
Identify and manage costs linked to design changes, claims, and construction activities.</li><li>
Guide cost consultants to enhance procedures, templates, and products, embedding best practice.</li><li>
Champion sustainability and net zero carbon transition through proactive management of emissions.</li></ul>
You&rsquo;ll need to have:<ul><li>
Degree in quantity surveying or cost management; chartered membership preferred.</li><li>
Significant experience in PMO and project controls leadership across major programmes.</li><li>
Strong commercial acumen with expertise in contracts, risk, and value engineering.</li><li>
Proven ability to manage senior stakeholders and drive sustainable, client-focused outcomes.</li></ul>
Our values
Safety first - Going home safe and well: We champion a safe, diverse and inclusive working environment, understanding the importance of wellbeing in every team.
Client focus - Deliver on our promise: We own the quality of deliverables, strategic outcomes and build long-term relationships with our clients.
Integrity - Always do the right thing: We influence positive outcomes within our industry, while always aligning with our compliance obligations.
Create opportunity - For our people to excel: We champion a continuous improvement culture throughout all activities, inspiring our people and teams to develop.
Mace is an inclusive employer and welcomes interest from a diverse range of candidates. Even if you feel you do not fulfil all the criteria, please apply as you may still be the best candidate for this role or another role within our organisation.
We are also open to discussing part-time, flexible, and hybrid working options if suitable within the role.
#LI-On-site</div>

Senior Commercial Manager

<div>Mace combines construction expertise with consultancy to unlock potential in every person or project and redefine the boundaries of ambition. Our values shape the way we consult and define the people we want to join us on our journey.
The project:
Mace is one of the delivery partners requiring high-calibre and experienced professionals to lead integrated teams throughout each phase of the project.
You&rsquo;ll be responsible for:<ul><li>
Prepare and administer contracts, warranties, bonds, and licenses, ensuring compliance and effective execution.</li><li>
Manage valuations, variations, cost control, and reporting to maintain financial integrity throughout the project lifecycle.</li><li>
Lead claims evaluation, contract completion, and final account negotiations, ensuring fair resolution and client satisfaction.</li><li>
Provide leadership to cost consultants and managers, driving performance, coaching, and continuous improvement.</li><li>
Build strong stakeholder relationships, influencing senior decision‑makers and fostering collaboration across teams.</li><li>
Embed sustainability and net zero carbon goals into delivery, aligning with Mace&rsquo;s strategic priorities and values.</li></ul>
You&rsquo;ll need to have:<ul><li>
Degree in quantity surveying, cost management, or equivalent professional qualification.</li><li>
Professional membership (MRICS/RICS) or demonstrable ongoing development.</li><li>
Proven commercial management expertise with strong financial and analytical acumen.</li><li>
Knowledge of contracts, value engineering, sustainability, and stakeholder engagement.</li></ul>
Our values
Safety first - Going home safe and well: We champion a safe, diverse and inclusive working environment, understanding the importance of wellbeing in every team.
Client focus - Deliver on our promise: We own the quality of deliverables, strategic outcomes and build long-term relationships with our clients.
Integrity - Always do the right thing: We influence positive outcomes within our industry, while always aligning with our compliance obligations.
Create opportunity - For our people to excel: We champion a continuous improvement culture throughout all activities, inspiring our people and teams to develop.
Mace is an inclusive employer and welcomes interest from a diverse range of candidates. Even if you feel you do not fulfil all the criteria, please apply as you may still be the best candidate for this role or another role within our organisation.
We are also open to discussing part-time, flexible, and hybrid working options if suitable within the role.
#LI-On-site</div>

Senior Commercial Consultancy Manager - Makkah

<div>Mace combines construction expertise with consultancy to unlock potential in every person or project and redefine the boundaries of ambition. Our values shape the way we consult and define the people we want to join us on our journey.
The project:
This is an opportunity to work on one of the largest programmes in Saudi Arabia. This unique project consists of major mixed-use development including sports facilities, entertainment, and arts along with all associated infrastructure.
Mace is one of the delivery partners requiring high-calibre and experienced professionals to lead integrated teams throughout each phase of the project.
You&rsquo;ll be responsible for:<ul><li>
Lead category management and relationship development to deliver commercial value and performance excellence.</li><li>
Provide leadership to teams, ensuring structures, tools, and responsibilities are in place to achieve objectives.</li><li>
Conduct due diligence and market analysis to inform planning and decision-making.</li><li>
Develop and implement plans, embedding processes and monitoring delivery through others.</li><li>
Drive performance management, talent development, and coaching while influencing senior stakeholders.</li><li>
Champion sustainability and net zero carbon transition through proactive identification and management of emissions.</li></ul>
You&rsquo;ll need to have:<ul><li>
Degree-qualified with CIPS certification or equivalent.</li><li>
Strong commercial acumen with proven negotiation skills.</li><li>
Proficient in Microsoft Office and digital tools.</li><li>
Demonstrated project experience and ability to influence at executive level.</li></ul>
Our values
Safety first - Going home safe and well: We champion a safe, diverse and inclusive working environment, understanding the importance of wellbeing in every team.
Client focus - Deliver on our promise: We own the quality of deliverables, strategic outcomes and build long-term relationships with our clients.
Integrity - Always do the right thing: We influence positive outcomes within our industry, while always aligning with our compliance obligations.
Create opportunity - For our people to excel: We champion a continuous improvement culture throughout all activities, inspiring our people and teams to develop.
Mace is an inclusive employer and welcomes interest from a diverse range of candidates. Even if you feel you do not fulfil all the criteria, please apply as you may still be the best candidate for this role or another role within our organisation.
We are also open to discussing part-time, flexible, and hybrid working options if suitable within the role.
#LI-On-site</div>

Procurement Manager - KSA National

Explore 287+ Senior net developer in Riyadh Saudi Arabia this April. Find roles across top companies and apply now to boost your career.

287 senior net developer jobs In Riyadh Saudi Arabia

Senior .NET Developer

Senior .NET Developer

Umbraco Developer

MEP Project Engineer Principal

Senior Commercial Manager

Senior Commercial Consultancy Manager - Makkah

Procurement Manager - KSA National