Senior T24 Architect: Core Banking Leader

Diverse Consulting Group; Polska; Hybrid; PLN 240,000 - 320,000; Full time

Benefits offered by this job

Private medical care

Co-financing for the sports card

Constant consultant support

Job summary

Diverse CG Sp. z o.o. Sp.k. seeks an experienced Senior T24 Architect to lead architecture for Temenos-based Core Banking platforms. You will define roadmaps, design target architectures and provide leadership across large transformation programs.

You will translate complex business requirements into practical, scalable solutions, drive API-first and cloud-enabled approaches, and collaborate with global teams and external vendors to ensure security, resilience and regulatory compliance.

Qualifications

• Minimum 5 years of IT architecture, solution design or senior engineering experience.
• Strong experience with Temenos T24 / Temenos Transact.
• Deep understanding of Core Banking systems, processes and integration architecture.
• Proven experience leading architecture for large-scale transformation, migration or modernization.
• Knowledge of enterprise integration patterns, APIs and event-driven architectures.
• Experience designing highly available, secure, scalable banking solutions.
• Experience across multiple teams/markets within complex enterprise environments.
• Strong understanding of banking technology standards and regulatory requirements.
• Ability to translate complex business requirements into practical architecture solutions.
• Experience collaborating with senior business, technology and external vendor stakeholders.
• Fluency in English (written and spoken).

Responsibilities

• Define and evolve the architecture roadmap for Temenos T24 / Temenos Transact and surrounding Core Banking capabilities.
• Design target-state architecture, standards and principles aligned with business and technology strategy.
• Provide end-to-end architectural leadership across complex transformation and delivery initiatives.
• Translate business requirements into scalable, resilient and implementable architecture solutions.
• Design integrations between Core Banking and areas such as payments, digital channels, lending, deposits, customer management and data platforms.
• Define interfaces, data flows and dependencies across systems, infrastructure and external services.
• Evaluate architecture options and trade-offs considering value, risk and complexity.
• Support modernization and simplification while maintaining service stability.
• Promote API-first, event-driven and cloud-enabled architecture where appropriate.
• Reduce technical complexity and improve maintainability and operability.
• Define non-functional requirements covering availability, security, performance and resilience.
• Lead architecture reviews and ensure compliance with standards and regulatory requirements.
• Identify risks and debt and define remediation approaches.
• Collaborate with business owners, Product and Solution Management, engineering teams and vendors.
• Provide architectural guidance for strategic technology and Core Banking investments.

Skills

Temenos T24

Solution architecture

APIs & EDA

Stakeholder collaboration

English fluency

Job description

Diverse CG Sp. z o.o. Sp.k. seeks an experienced Senior T24 Architect to lead architecture for Temenos-based Core Banking platforms. You will define roadmaps, design target architectures and provide leadership across large transformation programs.

You will translate complex business requirements into practical, scalable solutions, drive API-first and cloud-enabled approaches, and collaborate with global teams and external vendors to ensure security, resilience and regulatory compliance.