Lead API Solution Architect

Venn Group
Charing Cross, United Kingdom
3 days ago

Role details

Contract type
Permanent contract
Employment type
Full-time (> 32 hours)
Working hours
Regular working hours
Languages
English
Experience level
Senior
Compensation
£ 260K

Job location

Charing Cross, United Kingdom

Tech stack

API
Azure
DevOps
IBM WebSphere MQ
JSON
OAuth
OpenID
Secure Messaging
Management of Software Versions
Openapi
Apigee
Kafka
REST
Api Management

Job description

  • Define and lead API strategy across the enterprise, aligned to business priorities.
  • Promote API-first adoption and reusable architecture patterns across the organization.
  • Establish governance standards covering API lifecycle, design, and versioning.
  • Design secure and scalable API solutions across banking platforms and partner ecosystems.
  • Enable integration across core banking systems, third-party fintechs, and cloud environments.
  • Collaborate with enterprise architects and business stakeholders to shape end-to-end solutions.
  • Embed strong API security practices and identity standards (OAuth2, OIDC).
  • Ensure compliance with financial regulations, including data privacy and risk controls.
  • Assess and mitigate security threats in API exposure and integration patterns.
  • Provide technical leadership to architecture and engineering teams.
  • Mentor teams on API best practices and design standards.
  • Drive architectural reviews and influence senior technology stakeholders.
  • Ensure APIs meet business SLAs for availability, performance, and resilience.
  • Use analytics and monitoring to drive continuous improvement.

Requirements

  • Proven API architecture leadership in banking or regulated financial environments.
  • Working knowledge of payments, KYC, lending, trading, or regulatory reporting.
  • Familiarity with Open Banking standards and financial API ecosystems.
  • Strong understanding of REST, JSON, OpenAPI, and event-driven integration.
  • Experience with API platforms such as Azure API Management or Apigee.
  • Knowledge of secure messaging and integration tools (e.g. Kafka, IBM MQ).
  • Experience designing solutions on major cloud platforms (preferably Azure).
  • CI/CD pipelines and DevOps practices are essential.

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