Senior Product Manager - External Developer Experience

Unified global business banking and payments platform for businesses operating across borders.

London, United Kingdom
About Sokin

Sokin provides global business accounts, multi-currency wallets, FX, payouts, treasury tools, payment acceptance, payment links, and financial APIs. It also offers live USDT and USDC stablecoin send, receive, and conversion capabilities alongside fiat payment rails.

View jobs by Sokin

Skills

Candidate Availability

Required and preferred rules are kept separate and reflect the wording in the original posting.

About the Role

You will own the end-to-end external developer experience. You will set the API strategy and standards, improve documentation and sandbox parity, make failures actionable, define controlled agent access, package white-label offerings, research integration barriers, and measure developer success.

Requirements

  • 6+ years of product management experience
  • Experience owning an API, developer platform or developer-facing product
  • Knowledge of API design, authentication, webhooks, versioning and sandbox environments
  • Technical documentation skills
  • Knowledge of white-label and embedded-finance models
  • Knowledge of AI agents as API consumers, permissions, limits and audit
  • Ability to work with engineers, compliance, security and commercial stakeholders
  • Experience using AI tools for research, drafting, analysis and prototyping
  • Right to work in the applicable jurisdiction

Responsibilities

  • Own the external developer experience strategy and roadmap
  • Own API design principles, consistency, versioning and deprecation policy
  • Deliver a production-parity sandbox
  • Rebuild documentation around developer jobs
  • Improve API error design with Engineering and Support
  • Define controlled MCP and agent access
  • Productize the white-label offer for reseller and embedded partners
  • Research integration barriers with implementation, solutions and support functions
  • Maintain Jobs to Be Done research and evidence
  • Track time to first payment, integration success, API errors and developer satisfaction
Senior Product Manager - External Developer Experience at Sokin | JobStash