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Location
In office (Riyadh)
Seniority
Principal
Employment
Full-Time

Confirmed on the employer's own hiring board on Nov 6, 2026. First seen by Alion on Nov 5, 2026. Assystem scores B on the Alion truth index.

Overview
Company
Impact
Profile match
Assystem is a French engineering group founded in 1966 that concentrates on complex infrastructure projects, with nuclear energy as its largest and most distinctive market. It provides design engineering, project management, safety analysis, commissioning support and operational assistance across nuclear new build, plant life extension and decommissioning, and also works on transport, energy transmission and life sciences facilities. Headquartered near Paris and listed on Euronext, it holds a significant stake in Framatome and employs thousands of engineers across France, the United Kingdom, the Middle East and Asia.

Finding solutions to climate change is the priority of the 21st century, and means switching to low-carbon energy. At Assystem, our mission is to accelerate the energy transition worldwide. To achieve this, our 7,000 Switchers combine their historical engineering expertise and project management with digital technologies.

In our 12 countries (Europe, Middle East, Asia) of operation, we are working on the production and distribution of low-carbon electricity, through the development of nuclear and renewable energies. We are also supporting the modernisation and development of energy grids, managing the setup and siting for new transmission and distribution networks, and using hydrogen to decarbonise the transport and industry sectors.

Assystem in Türkiye, is renowned for working with the public and private sectors. Specializing in ESIA studies, site investigations, and laboratory research, the company offers vital site supervision owners and lenders engineering services. Notably, Assystem in Türkiye plays a pivotal role in major projects like power generation, and the construction of the Akkuyu nuclear power plant.

  • Lead approved application development, customizations, and platform extensions in accordance with approved requirements and architecture.
  • Perform code reviews, enforce secure coding practices, and ensure adherence to development standards.
  • Develop and execute automated testing, unit testing, and support performance, regression, and security testing activities.
  • Investigate, troubleshoot, and resolve complex defects and Level 3 (L3) production incidents.
  • Prepare release packages and support deployment, rollback, and hypercare activities.
  • Maintain source code repositories, version control, and change management records.
  • Provide evidence of testing, code quality, deployment validation, and production defect resolution.
  • Conduct production issue analysis, root cause investigations, and corrective action implementation.
  • Document maintainable solutions, technical designs, configurations, and support procedures.
  • Support continuous improvement of application performance, reliability, security, and maintainability.
  • Deliver extensions, reports, APIs, integrations, and workflow automation for Oracle, engineering, SharePoint, Power Apps, Power Automate, BPM, and custom applications.
  • Demonstrate hands-on development of REST APIs, custom code, reports, and business-process automation.
  • Evidence Unreal Engine, Perforce, Pixel Streaming, and NVIDIA Omniverse development where assigned to visualization platforms.
  • Specify actual languages, frameworks, tools, and platforms used (e.g., C#, .NET, JavaScript, Python, SQL).
  • Clearly identify personal delivery contributions across design, development, testing, deployment, and support.
  • Demonstrate delivered solutions with measurable business or operational outcomes.

Please note the ideal candidate will have a reasonable experience in all the above highlighted tools and technologies.

We are committed to equal treatment of candidates and promote, as well as foster all forms of diversity within our company. We believe that bringing together people with different backgrounds and perspectives is essential for creating innovative and impactful solutions. Skills, talent, and our people’s ability to dare are the only things that matter !. Bring your unique contributions and help us shape the future.

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