Product Manager - Payments, API, Technical

Sanderson; London; On-site; GBP 70,000 - 90,000; Full time

Job summary

A leading financial services provider is seeking a Senior Product Owner in London. The role involves managing API product ownership and delivering high-quality documentation across various standards in Payments and Open Banking. Ideal candidates should have 5-10 years of technical experience in product management, specifically with APIs, and familiarity with industry regulations. This full-time position offers a dynamic work environment in a collaborative team.

Qualifications

• 5-10 years of experience in API-first environments.
• Minimum 3 years of experience specifically with Payments / Open Banking.
• Proven experience in Product Management / Product Ownership in a technical/API-focused environment.
• Strong understanding of digital banking and open finance trends.

Responsibilities

• Lead product ownership and analysis.
• Translate requirements into functional specifications.
• Own the technical specifications of standards related to APIs.
• Develop framework documentation for the maintenance of standards.

Skills

API product ownership

Technical business analysis

Technical documentation

Open Banking

RESTful APIs

JSON

ISO 20022

Agile methodologies

Tools

Confluence

JIRA

GitHub

API documentation platforms

Job description

Overview

The role will suit a dynamic and versatile Senior Product Owner / Manager with at 5-10 years experience working in API-first environments and at least 3 years of experience specifically with Payments / open banking implementations. We’re looking for someone with strong API product ownership, technical business analysis and technical API documentation experience. You will cover and lead end-to-end lifecycle of Products from requirements gathering to sprint execution, product delivery to high-quality documentation.

The person we are looking for is comfortable working autonomously whilst also highly collaborative; we are a small team with a broad remit and everyone is expected and required to be able to work flexibly and respond to short-notice changes to our plans. You will also manage one role, a hybrid product analyst and delivery manager.

Key Responsibilities and Activities

• Product ownership and analysis
• Work with stakeholders to validate requirements, translating these into functional requirements for the technical architect team.
• Specifically own the technical specifications of the Standards relating to Read/Write APls, Open data API, Directory specifications and Dynamic client registration.
• Promote development of our Standards regarding open banking and open finance, including contributing to thought pieces and speaking at external engagements to support internal strategy, and contribute to discussions regarding Standards within the remit of the Long Term Regulatory Framework and Future Entity.
• Engage with other industry bodies, particularly Pay.UK regarding ISO 20022.
• Develop and own internal framework documentation to support development and maintenance of Standards.
• Map and document end-to-end data lineage from ISO 20022 message structures, ensuring traceability, compliance, and accurate impact assessment for proposed API changes.

Technical Documentation

• Work with lead architect to translate complex technical concepts, protocols, and workflows (e.g., OAuth2, webhooks, JSON schemas) into clear documentation for both internal and external audiences.
• Includes technical specifications, Open API ("swagger") files, and supporting Customer Experience and Operational Guidelines.
• Work with and review technical authors to write and maintain clear, accurate, and developer friendly documentation (e.g., API references, integration guides, release notes).
• Collaborate with architect to ensure documentation reflects API functionality.

Experience and Knowledge

• Proven experience of Product management / Product Ownership end-to-end API delivery in a technical/ APl-focused environment.
• Strong experience in pamyents ideally worked on open banking implementations using our Standards, either at an ASPSP or TPP or TSP.
• It is essential to have been responsible for shaping technical documentation as a with experience developing and assuring an organisation's "voice" through its documentation.
• Strong understanding of RESTful APls, JSON, and common API standards (OpenAPI/Swagger).
• Experience with data modelling tools, Confluence, JIRA, GitHub, and API documentation platforms (e.g., Stoplight, Redoc, SwaggerHub).
• Must be familiar with ISO 20022 and with major UK payment systems (FPS, CHAPS etc.)
• Exposure to Open Banking APls and Directory services, OAuth2, API Gateway technologies, legacy banking platforms or developer platforms.
• Knowledge of the CMA Order, JROC, smart data legislation (e.g. Data (Use and Access) Bill) and European trends in open banking
• Familiarity with Cl/CD, DevOps processes, and cloud platforms (AWS, Azure, GCP).
• Interest in and awareness of key trends in digital banking, open finance and smart data, and Al as it pertains to payments
• The ideal candidate will have managed teams/scrums including business analysts, UX designers and copywriters before

Seniority level

• Mid-Senior level

Employment type

• Full-time

Job function

• Product Management and Information Technology
• Industries: Financial Services and Technology, Information and Media

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