Principal, Enterprise Integration Architect & Application Development

Role Overview

We are seeking a highly experienced Principal, Enterprise Integration Architect & Application Development to lead the definition, governance, and evolution of enterprise integration and application architecture across global source to pay technology platforms.

This is a senior role responsible for shaping client’s enterprise integration strategy, driving modern application development practices, and ensuring scalable, secure, and future-ready technology ecosystems across SAP and non-SAP environments.

The successful candidate will operate as a principal technical authority, combining deep architectural expertise with delivery leadership to enable client’s business transformation, digital innovation, and operational excellence. The role spans integration architecture, application engineering strategy, and cross-programme governance, with particular focus on complex Source-to-Pay and enterprise business processes.

Key Responsibilities

Enterprise Architecture & Strategy

• Define client’s enterprise integration and application architecture vision aligned to business and digital strategy.
• Establish integration and application development standards, reference architectures, and governance frameworks.
• Lead enterprise integration strategy across cloud, hybrid, and on-premise ecosystems.
• Drive adoption of modern architecture patterns including API-led, event-driven, and microservices architectures.
• Develop integration and application roadmaps supporting organisational transformation initiatives.

Integration Architecture Leadership

• Serve as the principal authority for enterprise integration architecture across programmes and platforms.
• Design scalable, secure, and reusable integration frameworks across SAP, SaaS, and third-party systems.
• Lead architecture decisions spanning APIs, middleware, messaging, B2B/EDI, and data integration.
• Govern architectural compliance across delivery teams and strategic initiatives.
• Define enterprise integration patterns, accelerators, and reusable assets.

Application Development Leadership

• Establish engineering best practices for application development.
• Promote modern software development approaches including DevSecOps, CI/CD, automation, and cloud-native engineering.
• Guide development team in designing resilient, maintainable, and high-performance applications.
• Drive application modernisation, rationalisation, and technical debt reduction initiatives.
• Enable alignment between integration architecture and application engineering models.

Programme & Delivery Leadership

• Provide architectural leadership across multiple client programmes and transformation initiatives.
• Translate complex business capabilities into scalable technical solutions.
• Lead cross-functional collaboration between architects, developers, functional consultants, and business stakeholders.
• Support planning, sequencing, dependency management, and risk mitigation across enterprise initiatives.
• Provide oversight across design reviews, solution assurance, and quality governance.

Technology Governance & Innovation

• Establish enterprise governance for integration platforms and application development.
• Evaluate emerging technologies, tools, and platforms to support innovation and optimisation.
• Champion automation, AI, and platform engineering capabilities.
• Drive continuous improvement in delivery methodologies, tooling, and engineering maturity.

Stakeholder & Leadership Engagement

• Act as trusted advisor to senior technology and business leadership.
• Communicate architectural strategy and complex technical concepts to executive audiences.
• Influence enterprise technology decisions and investment priorities.

Required Skills & Experience

• 12+ years of experience in enterprise integration, architecture, or application engineering roles.
• Proven experience operating at enterprise or principal architect level focused on Source to Pay technologies.
• Extensive experience designing integration solutions across complex enterprise landscapes.
• Strong background across integration technologies such as:
• SAP Integration Suite / Cloud Integration (CPI)
• Middleware platforms (MuleSoft, Dell Boomi, webMethods, Azure Integration Services, or similar)
• SAP BTP
• Deep understanding of:
• API-led architecture
• Event-driven architecture
• Microservices and cloud-native design
• Distributed systems architecture
• Strong application development and engineering leadership experience.
• Experience integrating enterprise platforms including SAP ECC, S/4HANA, Ariba, Oracle, and SaaS applications.
• Expertise in API technologies (REST, SOAP), messaging frameworks, and integration security (OAuth, SAML, JWT).
• Strong knowledge of B2B and EDI standards (ANSI X12, EDIFACT, cXML, IDoc).
• Demonstrated leadership across large transformation programmes.
• Excellent stakeholder engagement and executive communication skills.

Preferred Qualifications

• Experience with SAP Ariba, Cloud Integration Gateway (CIG), and SAP BTP
• Experience defining enterprise architecture or technology strategies.
• Exposure to multi-cloud environments (Azure, AWS, GCP).
• Experience with DevSecOps, platform engineering, and automation frameworks.
• TOGAF, SAP, cloud, or integration platform certifications.