We're looking for a System Architect (Application Responsible) to join our team in Madrid, Spain, in a hybrid working mode. In this role, you will take end-to-end ownership of a critical internal application based on the Actico Rules platform, combining operational accountability with system architecture contributions. You will ensure the application's availability, stability, and compliance with enterprise standards while driving continuous improvement, lifecycle planning and strategic alignment with target architectures.

This unique position offers a mix of hands‑on technical responsibility and architectural decision‑making, requiring an ability to collaborate across functional, technical and infrastructure teams within a highly regulated financial services environment.

Responsibilities

Take full accountability for application stability, performance and lifecycle planning

Serve as the primary contact for operational, functional and technical queries

Conduct periodic health checks, performance tuning and capacity forecasting

Control and govern application changes, including risk assessments and rollback strategies

Coordinate with development and infrastructure teams to resolve incidents and implement updates

Maintain accurate and comprehensive application documentation (runbooks, service catalogs)

Manage rationalization or decommissioning plans where applicable

Collaborate with Enterprise Architects on enhancements, integrations and target architectures

Ensure compliance with IT security baselines, integration standards and cloud‑first principles





Guide modularization efforts, API exposures, observability frameworks and migration strategies

Identify and address technical debt, scalability issues and modernization opportunities

Promote service reusability for shared technologies (logging, monitoring, identity management)

Requirements

Degree in Computer Science, Engineering or related field

Proven experience managing operational lifecycle of front/middle‑office banking systems

Proficiency in: Application monitoring tools; Integration patterns (web services, messaging queues, file transfers); Database schema design, query tuning and log analysis; and Source control systems (Git) and ticketing tools (JIRA)

Strong understanding of enterprise architecture principles, secure design patterns and Java‑based system engineering

Experience with an IDE for development/debugging and Oracle DB with SQL

Familiarity with Actico Rules platform operations (Visual Rules experience is a plus)

Nice to have

Prior experience in Compliance domain solutions

Certifications or training on Actico Rules / Visual Rules

Knowledge of cloud migration and observability toolchains

We offer

Private health insurance





EPAM Employees Stock Purchase Plan

100% paid sick leave

Referral Program

Professional certification

Language courses

EPAM is a leading digital transformation services and product engineering company with 61,700+ EPAMers in 55+ countries and regions. Since 1993, our multidisciplinary teams have been helping make the future real for our clients and communities around the world.

In 2018, we opened an office in Spain that quickly grew to over 1,450 EPAMers distributed between the offices in Málaga, Madrid and Cáceres as well as remotely across the country.

Here you will collaborate with multinational teams, contribute to numerous innovative projects, and have an opportunity to learn and grow continuously.

Why Join EPAM

WORK AND LIFE BALANCE. Enjoy more of your personal time with flexible work options, 24 working days of annual leave and paid time off for numerous public holidays.

CONTINUOUS LEARNING CULTURE. Craft your personal Career Development Plan to align with your learning objectives. Take advantage of internal training, mentorship, sponsored certifications and LinkedIn courses.

CLEAR AND DIFFERENT CAREER PATHS. Grow in engineering or managerial direction to become a People Manager, in-depth technical specialist, Solution Architect, or Project/Delivery Manager.

STRONG PROFESSIONAL COMMUNITY. Join a general EPAM community of highly skilled experts and connect with them to solve challenges, exchange ideas, share expertise and make friends.

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📌 System Architect (Application Responsible) (Madrid)
🏢 Epam Systems
📍 Madrid