?We are looking for the very Top Talent…and we would be delighted if you were to join our team

More in details, UST is a multinational company based in North America, certified as a Top Employer company with over 35.000 employees all over the world and presence in more than 30 countries. We are leaders on digital technology services, and we provide large-scale technologic solutions to big companies.

? What are we looking for?
We are currently looking for an Application Responsible (AR) & System Architect to join a strategic project in the banking sector, working with a critical internal application based on the Actico Rules technology stack.

?Location: Hybrid. Madrid city center (Sol area). 3 days a week in the office.
?Language: English is a must. Spanish desirable.

? Key Responsibilities:
Take end-to-end ownership of a critical business application, ensuring availability, stability, and performance.
Act as the main point of contact for operational, technical, and functional stakeholders.
Perform application health checks, performance tuning, and capacity planning activities.




Coordinate incident management, change requests, and risk assessments.
Collaborate with development and infrastructure teams to resolve issues and deliver enhancements.
Maintain accurate application documentation, runbooks, and service records.
Drive application lifecycle activities, including modernization, rationalization, or decommissioning initiatives.
Validate technical requirements and non-functional requirements (NFRs).
Collaborate with Enterprise Architects on solution design and architecture evolution.
Ensure compliance with security standards, cloud-first strategies, and integration guidelines.
Identify technical debt, scalability challenges, and modernization opportunities.
Promote the adoption of reusable enterprise services and best practices.

?Mandatory Requirements:
Degree in Computer Science, Engineering, or a related discipline.
Proven experience supporting front-office a

📌 Application Responsible (Madrid)
🏢 UST España & Latam
📍 Madrid