IT Application Solution Architect

Keoni; Paris; Hybrid; EUR 90,000 - 120,000; Full time

Job summary

Keoni in Europe is seeking a Senior Solution Architect to design coherent, scalable architectures across middleware, web applications, and IT systems. You will oversee integration with existing platforms, ensuring security, performance, and maintainability of the overall IT landscape.

You will guide design from scoping through implementation, deliver architecture artifacts (HLD/LLD), and participate in governance and validation bodies to ensure architectural coherence.

Qualifications

• Expertise in solution architecture and integration.

Responsibilities

• Analyze functional and technical project requirements.
• Draft architecture documentation (HLD/LLD) and contribute to technology choices.
• Support development and operations teams to ensure secure, scalable, and maintainable solutions.

Skills

Solution architecture

Java/JEE

APIs & Middleware

Security

Distributed systems

Governance

Tools

Java

REST

SOAP

Angular

CI/CD

J2EE

NoSQL

Job description

CONTEXT Experience: 7+ years Roles/Functions: Technical Architecture, Security, Methodology, Solution Architect Technological Specialties: Middleware, Web Applications, IT System Architecture, IAM Skills /Technologies/Tools: Java REST SOAP Angular CI/CD j2ee NoSQL Spring BootDefine and guarantee coherent, sustainable solution architectures aligned with IT standards. Support projects from the initial phases (scoping, design) through to implementation monitoring. Ensure the integration of solutions with existing systems and the overall consistency of the IT infrastructure. Take into account security, performance, architecture, and maintainability requirements. Main activities: Analysis of functional and technical project requirements. Design of application and integration architectures. Drafting of architecture documentation (HLD/LLD). Contribution to technological choices and key decision-making. Participation in validation bodies (architecture, security). Support for development and operations teams. Ensuring compliance with IT standards, frameworks, and best practices.Desired Expertise: Expertise in solution architecture and application integration. Ability to design robust, secure, and scalable architectures. Strong command of Java/JEE environments, APIs, middleware, and distributed information systems. Experience in IT system architecture and governance. Ability to produce clear and structured architectural deliverables.**Work location:** Europe