AVP, Java API Backend for Digital Assets

State Street Corp; Greater London; Hybrid; GBP 70,000 - 110,000; Full time

Job summary

State Street is seeking an experienced Java API Developer to join its Digital Asset team. You will design, develop, and operate secure, resilient REST APIs powering custody, tokenization, transfer agency, and digital cash workflows in a regulated financial services environment.

You’ll work with cross-functional teams to ensure API contracts, security, observability, and production readiness across a hybrid platform spanning traditional and digital assets, using Spring Boot, Kubernetes, and

Qualifications

• Strong Java backend API experience in financial services, including digital assets or custody related domains.
• Spring Boot and core Spring components for API services.
• Containerized Java microservices on Kubernetes (AKS), for deployments and operations.
• Relational databases (e.g., Oracle) and ORM/data access patterns.
• API contracts with versioning, backward compatibility, and documentation.
• Security-first API engineering in regulated environments (authn/authz).
• Production-grade services with code reviews, automated testing, and operational readiness.
• Experience with multi-location engineering teams.

Responsibilities

• Design, develop, and maintain Java backend services and REST APIs that support digital asset product flows and integrate into the platform.
• Build API services that participate in the Integration Hub and secure gateways for onboarding and integrations.
• Implement APIs aligned to enterprise design/security/publishing standards and documentation.
• Collaborate with product, architecture, and security to implement policy-aware integration patterns.
• Contribute to digital asset data patterns and interfaces for reporting/analytics and workflows.
• Build and maintain automated tests (unit/integration) and ensure strong quality gates.
• Support production readiness: observability, incident triage, performance tuning, and resilience improvements.
• Drive API contracts and dependencies for integrations to traditional platforms in a hybrid model.

Skills

Java backend APIs

Spring Boot

Kubernetes

Oracle/Relational DBs

API versioning & docs

Security-focused API design

Production-grade services

Multi-location teams

Tokenization integration (good-to-have

Hybrid/enterprise API architectures

Event streams / data distribution

Node.js for BFF (good-to-have)

Tools

Docker

AKS

Job description

State Street is seeking an experienced Java API Developer to join its Digital Asset team. You will design, develop, and operate secure, resilient REST APIs powering custody, tokenization, transfer agency, and digital cash workflows in a regulated financial services environment.

You’ll work with cross-functional teams to ensure API contracts, security, observability, and production readiness across a hybrid platform spanning traditional and digital assets, using Spring Boot, Kubernetes, and