Job Title: Payments Solution Architect
Location: Fenchurch Street, London EC3M 4BT
Duration: 4 Months
Work Type: Hybrid
Overview:
TekWissen Group is a workforce management provider throughout the UK, Europe and many other countries in the world. The client below is a global professional services company with leading capabilities in digital, cloud, and security. Combining unmatched experience and specialized skills across more than 40 industries
Position Description:
* We are seeking an experienced Payments Solution Architect with deep hands-on expertise in payments migration, scheme integration, and core payment processing environments.
* This role requires a specialist architect with proven delivery experience across the country and international payment schemes, rather than a generic enterprise architecture background.
* You will play a key role in delivering migration and transformation initiatives, ensuring resilient and compliant payment processing with minimal disruption to live operations.
Key Responsibilities
Payments Migration & Transformation
* Lead architecture workstreams for complex payments migration programmes.
* Define target-state solution designs and migration approaches.
* Minimise risk to live payment processing during migration activities.
* Identify delivery risks early and drive mitigation plans.
Scheme Integration & Processing
Provide architecture leadership across payment schemes including:
* BACS
* Faster Payments (FPS)
* SWIFT
* SEPA
End-to-End Payment Flows
* Design and support components across the payment lifecycle, including:
* Gateway / Connectivity layers (SWIFT, MQ, scheme interfaces)
* Clearing & Settlement flows
* Core Payment Engine / Processing Logic
* Message Transformation & Routing
* Reconciliation & Downstream Processing
Risk, Controls & Assurance
* Ensure solutions align with regulatory and operational control standards.
* Apply frameworks such as CASS and CISA-aligned controls.
* Support audit readiness, governance, and assurance activities.
Legacy Systems & Technical Architecture
* Work within legacy and non-standard environments.
* Reconcile documented versus actual production behaviour.
* Deliver practical solutions within technical constraints.
* Support mainframe-integrated messaging architectures and MT/MX transformation layers.
Stakeholder Management
* Collaborate with SMEs, engineering teams, operations, and programme leadership.
* Document architecture decisions, assumptions, dependencies, and risks.
* Ensure alignment across delivery, architecture, and operations teams.
Mandatory Skills & Experience
* Senior-level experience leading Payments Migration within PMI programmes.
* Strong architecture/design experience in core payments processing systems.
* Deep expertise in client location payment schemes: BACS, FPS.
* Strong international payments experience: SWIFT, SEPA.
* Proven leadership in payments risk, controls, and assurance frameworks.
* Strong understanding of real-world payment lifecycles and production flows.
* Experience with legacy systems and constrained environments.
* Strong communication and stakeholder engagement skills.
Desirable Skills
* Mainframe integration experience
* IBM MQ / Messaging Middleware
* MT/MX message standards
* High-volume transaction systems
* Large-scale transformation programmes
TekWissen Group is an equal opportunity employer supporting workforce diversity