Core Banking Services Delivery Lead

Job Description

Role Summary

The Domain Services Delivery Lead will be responsible for leading the Domain Services workstream within a Core Banking Transformation program. The role focuses on designing, developing, and deploying BIAN-aligned domain services and microservices, driving API-first architecture, event-driven integration, and business capability transformation from the core banking platform.

Required Experience & Skills

• 12+ years of experience in Enterprise Architecture, Solution Architecture, or Technology Delivery.
• Minimum 5 years of hands-on experience in API-led and Microservices-based solution delivery.
• Strong knowledge of the BIAN (Banking Industry Architecture Network) Service Domain Model and implementation approaches.
• Expertise in API-first design, RESTful services, and OpenAPI 3.0 standards.
• Strong experience with event-driven architecture, Kafka, and domain event-driven design patterns.
• Knowledge of Temenos T24/Transact architecture, IRIS APIs, and integration frameworks.
• Experience delivering microservices and domain-driven solutions within banking or financial services environments.
• Strong understanding of integration architecture, service orchestration, and enterprise architecture principles.
• Proven leadership, stakeholder management, and team management experience.
• Excellent communication and executive presentation skills.

Job Description - Grade Specific

Key Responsibilities

• Lead the delivery of BIAN-aligned Domain Services, including design, development, testing, and deployment.
• Define and execute the Domain Services strategy, including the "hollow-out" approach for extracting business capabilities from the core banking platform into standalone domain services.
• Manage and mentor cross-functional teams including Solution Designers, API Developers, Integration Specialists, and Architecture SMEs.
• Collaborate with business and technology stakeholders to define the Domain Services roadmap, scope, and implementation strategy.
• Establish API governance standards and ensure compliance with BIAN principles, REST standards, and OpenAPI specifications.
• Lead the design of orchestration services and integration patterns between domain services, core banking systems, and external applications.
• Drive event-driven architecture implementation, including Kafka-based messaging, event schemas, and domain event management.
• Coordinate with data and analytics teams to support event streaming, data integration, and reporting requirements.
• Oversee testing activities, including API testing, integration testing, contract testing, and end-to-end validation.
• Present project status, architecture decisions, risks, and recommendations to program leadership and governance forums.
• Define and implement Domain Services operating models, covering API lifecycle management, versioning, security, and API gateway governance.
• Lead specific business capability transformation initiatives and coordinate closely with core banking and integration teams.