Senior Temenos T24 Architect for Core Banking Modernisation

Lokki Henkilöstöpalvelut Oy; Helsinki; On-site; EUR 90,000 - 130,000; Full time

Job summary

Lokki Henkilöstöpalvelut Oy seeks an experienced Senior T24 Architect to shape the evolution of a large Core Banking environment using Temenos T24/Transact. You will define target-state architecture and lead cross-market delivery, aligning business capabilities with technology strategy.

You will mentor architects and engineers, drive API-first, event-driven patterns and ensure availability, security and resilience.

Qualifications

• Significant experience with Temenos T24 / Temenos Transact in architecture or senior engineering roles.
• Deep understanding of Core Banking processes and integration patterns.
• Proven track record leading large-scale transformations across multiple markets.

Responsibilities

• Shape and evolve the architecture roadmap for Temenos T24 and surrounding Core Banking capabilities, defining target-state architecture, principles and standards in line with business and technology strategy
• Provide end-to-end architectural leadership across complex initiatives, ensuring consistency, scalability and sustainability of the Core Banking landscape
• Translate business requirements into robust, implementable solutions, including integrations between Core Banking and payments, digital channels, lending, deposits, customer management and data platforms
• Identify interfaces, data flows and dependencies across applications, infrastructure and external services
• Evaluate architectural alternatives and make clear trade-offs between business value, delivery risk and technical complexity
• Drive modernisation and simplification of the Core Banking ecosystem, promoting API-first, event-driven and cloud-enabled patterns where appropriate
• Improve platform maintainability, testability and operability, and identify opportunities for reuse, automation and standardisation across markets and delivery teams
• Define functional and non-functional requirements for availability, security, performance, scalability, resilience and operability
• Guide architecture reviews to ensure alignment with enterprise standards and regulatory expectations, and maintain the architectural runway for sustainable delivery
• Assess architectural risks, technical debt and lifecycle concerns, and guide proportionate remediation
• Act as a trusted advisor for strategic Core Banking initiatives and technology investment decisions, communicating complex topics clearly to technical and non-technical stakeholders
• Mentor architects and engineers, fostering collaboration and accountable decision-making within teams

Skills

Temenos T24 / Temenos Transact

Job description

Lokki Henkilöstöpalvelut Oy seeks an experienced Senior T24 Architect to shape the evolution of a large Core Banking environment using Temenos T24/Transact. You will define target-state architecture and lead cross-market delivery, aligning business capabilities with technology strategy.

You will mentor architects and engineers, drive API-first, event-driven patterns and ensure availability, security and resilience.