The investment infrastructure behind Europe’s leading fintechsbanksbrokerswealth managers

Our Investment API powers modern investing experiences 
for millions of end users.

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Real-time and event-driven architecture enabling technical excellence

  • API-first, low latency communication

    Our asynchronous, RESTful API is designed to decouple request initiation from complex, long-running financial state changes and optimise for low latency. Webhooks (and Kafka streams coming soon) push granular status updates directly to your application.

    Communication

    API endpoints

    Webhooks

  • Modular design

    By following domain-driven architecture principles, the platform is divided into independent business components that manage their own data storage, state and release cycles. This eliminates cross-team dependencies and enables daily functionality releases.

     Business domains

    End-user management

    Data

    Brokerage

    Settlement

    Custody

  • Real-time processing

    Our event-driven architecture operates in real time across all product components (including downstream processes such as tax bookings) enabling real-time user experience and continuous synchronisation with your core systems.

    Event handling and monitoring

    API gateway & service mesh

    Event streaming platform

    Monitoring and observability

  • Cloud-native foundation

    Leveraging Google Cloud with the Google Kubernetes Engine (GKE) configured for cluster autoscaling, our investment infrastructure scales resources instantly and on demand. We perform continuous load-testing at 10x of average volumes to ensure readiness for outlier events during extreme market volatility.

    Infrastructure layer

    Cloud infrastructure

    Database and storage

    BCM

    (incl. disaster recovery)

Security and compliance
built in by design

  • Maximum “shift-left” approach

    Upvest's secure software development lifecycle (SSDLC) framework ensures that security architecture and product decisions are evaluated from the earliest design phase, including risk assessments, before any code gets written or shipped.

  • Automated testing at scale

    We enforce quality and security through automated testing, including Static Application Security Testing (SAST), automated API penetration testing, and 4-eyes approvals on all deployed functionality.

  • Multi-layered protection

    The Investment API is shielded by a defense-in-depth strategy, featuring DDoS protection, Web Application Firewalls (WAFs), and advanced cloud anomaly detections.

  • Strict access controls

    We minimise risk in production environments with SSO-bound principle of least privilege role-based access controls with enforced multi-factor authentication (MFA), ensuring minimal access to live systems.

  • Regulatory compliance

    Upvest ensures holistic digital operational resilience (in line with DORA) by integrating robust ICT risk management, rigorous third-party oversight, and advanced incident reporting into its core governance framework.

API principles for our institutional-grade infrastructure

Built on proven standards to ensure consistent and predictable performance for every integration.

API-first and event-driven architecture, enabling your engineers to achieve a rapid time-to-market and seamlessly implement complex product functionality with comprehensive, developer-friendly documentation and real-time synchronisation.

Comprehensive event notification across all resource interactions. Asynchronous, event-driven architecture with webhooks and Public Kafka Events that push granular status updates directly to your application for complex, long-running financial changes with high performance and scalability.

Industry-leading authentication approach, combining OAuth 2.0 with HTTP Message Signatures (RFC 9421), ensuring authentication, request integrity protection, and nonrepudiation.

Reliable, once-only execution of key financial requests, safeguarding data integrity by preventing unintended duplicates, even in the event of network interruptions.

Upvest guarantees that all regular updates are strictly backward compatible and additive. To support stability and aid in planning, all new releases are published in our release notes and are automatically available via subscription to our RSS feed.

Standardised problem details format in line with RFC 9457, providing structured, machine-readable error responses with clear types, titles, and contextual metadata to support deterministic handling and faster debugging.

Dedicated Sandbox environment for development and rigorous testing, enabling rapid and frictionless API integration with extensive documentation to accelerate your time-to-market.

AI- and agent-ready API with semantic workflows, using Arazzo Specification.

Our API status provides full system-wide functional update visibility, with a comprehensive historical view of the system’s behavior and a schedule of upcoming maintenance periods.

Robust incident management practices with dedicated tooling and a 'raise early, raise often' mentality ensures reliability, resiliency, and full DORA compliance.

ISO 27001 certified

ISAE 3402 certified

Supervised by Bafin and the FCA*

How to get started with your product launch

Build your own investment application

Integrate Upvest’s Investment API via your application backend and embed investments into your existing user experience.

Talk to our team

Leverage our partners

Accelerate time to market by leveraging our ecosystem of fully integrated front- and middleware partners to launch propositions independent of internal capacity.

Talk to our team