Senior Solution Architect – Payments & ISO 20022 | Level D

Senior Solution Architect – Payments & ISO 20022 | Level D We are looking for a Senior Solution Architect for a long-term assignment within Payments & Accounts at a large organization in the banking and financial services sector. You will work within the Payments, Accounts & Deposits domain, with a strong focus on ISO 20022, Instant Payments and regulatory/market-driven changes , including IPR and PSR. As a Solution Architect, you will work closely with other architects, Product Owners, Lead Designers and development teams within an Agile Release Train. Responsibilities include: Create, improve and implement solution architecture aligned with target architecture and established architecture principles Work with architecture within Payments, Accounts & Deposits, including ISO 20022 and market-mandatory changes Design and support mission-critical solutions based on microservices Work with Order Management solutions and real-time processing of transactions/orders Work with architecture documentation, modelling and visualization across different architectural layers Collaborate closely with Product Owners, Lead Designers, development teams and other architects Participate in Agile Release Train planning and estimations Ensure solutions follow established architecture processes, standards, blueprints and patterns Actively contribute to architectural communities and act as an ambassador for architecture within the domain Required experience and qualifications: Several years of experience in IT development and architecture Experience designing and supporting mission-critical microservices Experience with Order Management solutions and real-time transaction/order processing Experience from banking or financial institutions Experience with architecture documentation, requirements and system solutions Strong communication and stakeholder management skills across both business and IT Experience working in an agile environment Bachelor's or Master's degree in IT or other relevant education Fluent English Experience within Accounts & Deposits is considered an advantage, as is an architecture certification. Assignment details: Start: 1 November 2026 End: 31 December 2027 Scope: 100% Location: Stockholm – work will be performed at the client's premises Level: D When submitting a candidate, please include: CV in Word format and in English Short motivation in English , clearly describing why the consultant is relevant for the assignment Availability / earliest possible start date Hourly rate Please make sure the CV clearly highlights relevant experience within Payments, ISO 20022, Solution Architecture, microservices, real-time processing and banking/financial services . Please submit your candidate no later than 7 October 2026.