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OPTIMUS IT SERVICES

Brussels / Global

Technical Architect

Job Description

Key Responsibilities

  • Define and promote front-end architecture, development standards, reusable components, patterns and frameworks across enterprise applications.
  • Provide technical leadership and architectural guidance to multiple delivery teams.
  • Design and support the implementation of enterprise-grade web applications with a strong focus on Angular and .NET.
  • Translate business and functional requirements into sustainable, scalable and maintainable technical architectures.
  • Produce architecture documentation, technical recommendations and implementation guidelines.
  • Assess the impact, risks and dependencies of technology changes and provide pragmatic recommendations.
  • Promote secure development practices, web security standards and appropriate authentication and authorization solutions.
  • Support technology lifecycle management, performance optimization, scalability and maintainability of web applications.
  • Present and defend architectural decisions to governance boards and senior stakeholders.
  • Act as a technical coach and mentor, supporting developers and fostering continuous learning and technical maturity.
  • Contribute to the industrialization and continuous improvement of development practices and technical solutions.

Experience Required

  • Proven experience as a Technical Architect, Solution Architect or Senior Software Engineer in a complex enterprise environment.
  • 2–5+ years of relevant experience designing and implementing enterprise-grade web applications.
  • Expert knowledge of Angular and modern front-end development practices.
  • Strong knowledge of .NET / .NET Core ecosystems.
  • Proven experience defining reusable components, patterns, frameworks and development standards.
  • Strong understanding of Web Security standards and secure development practices.
  • Experience with performance optimization, scalability and maintainability of web applications.
  • Strong knowledge of Authentication and Authorization standards, including OAuth2, OpenID Connect and SAML.
  • Proven ability to translate business and functional requirements into sustainable technical architectures.
  • Experience producing architecture documentation, technical recommendations and implementation guidelines.
  • Proven experience assessing technology impacts, risks and dependencies.
  • Strong technical leadership, coaching, communication and presentation skills, including presenting architectural decisions to governance boards.
  • Pragmatic, solution-oriented and analytical mindset with the ability to work autonomously in multidisciplinary teams.
  • English at good professional level, with fluent Dutch or French and at least basic knowledge of the other language.
  • Experience in Insurance/Financial Services, Architecture Boards, Design Systems, AI-assisted development, CI/CD and DevOps is an advantage.
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