Adyen provides a unified global payment platform. But integrating it properly requires more than just plugging in an API. Different business models need different integration approaches. Some require custom checkout experiences. Others need complex multi-currency setups or recurring billing logic. Some operate across multiple regions with distinct compliance requirements.
The companies listed below are certified Adyen partners. They have proven experience building Adyen integrations for enterprise clients. They understand the platform’s full capabilities and know how to optimize it for specific use cases.
1. SPD Technology
SPD Technology is a certified Adyen implementation partner. The firm has been building fintech software and payment infrastructure since 2006. The company provides product engineering and Adyen integration services for clients to realize the full value of Adyen’s platform.
Their engineering teams have architected Adyen payment gateway integration for large-scale platforms, including a payment facilitator processing over 140 million transactions per month. The integration work included optimizing Adyen’s settlement reporting, configuring RevenueProtect fraud rules, and implementing 3D Secure authentication flows.
SPD Technology builds PSP-agnostic gateways, ensuring Adyen is integrated as a component within a broader processor strategy. This flexibility allows clients to switch providers or add new ones without rewriting core logic. The firm’s Adyen API integration follows a compliance-first engineering architecture, with tokenization and network segmentation reducing PCI DSS scope from the start.
The company serves fintech scale-ups and digital payment companies across the UK, US, and EU markets. They have also built custom billing software that connects to Adyen for recurring payments and subscription management.
2. Globant
Globant has formed a global strategic partnership with Adyen, formalizing their role as a lead Adyen implementation partner for Adyen’s payments platform. Previously, Globant supported Adyen integration services on a project-by-project basis. This partnership expands that role across product upgrades, new payment implementations, and geographic expansions.
The collaboration is particularly relevant for retail, financial services, media and entertainment, sports, and hospitality organizations. Globant helps clients accelerate onboarding, streamline Adyen payment processing solutions, and expand payment capabilities across global markets.
The initiative is primarily driven through Globant’s Financial Services AI Studio, which combines payments expertise with AI-driven tools and industry-specific accelerators. Through this partnership, merchants can expect faster enterprise payment gateway integration, shorter time to revenue, and ongoing access to product upgrades.
3. Proxet
Proxet is a global full-service firm specializing in custom software development and digital transformation services. The company partners with Adyen to deliver tailored, enterprise payment gateway integration solutions for financial institutions, payment providers, and innovative startups.
Proxet provides services across data engineering, artificial intelligence, cloud infrastructure, product development, and managed team deployment. Together with Adyen, they enable faster Adyen API integration, smarter data use, and secure, compliant operations for organizations in payments, lending, investment management, insurance, and beyond.
The firm provides implementation specialists and payment strategy consulting. They build and integrate unified, cloud-native platforms with real-time data pipelines and analytics. Proxet also modernizes legacy systems and designs intuitive POS UX/UI to deliver scalable, frictionless Adyen payment processing solutions.
4. Qvik
Qvik is an official Adyen implementation partner. The firm helps clients integrate Adyen seamlessly and optimize checkout experiences through custom Adyen integration. Their collaboration with Adyen focuses on turning payment capabilities into measurable business impact.
Adyen’s unified solution connects payments, data, and financial services in one platform. Qvik works with clients to ensure the Adyen payment gateway integration aligns with their business goals and user experience requirements.
While Qvik’s website provides limited detail, their official partner status with Adyen confirms their credibility and expertise in Adyen integration services.
5. 6B
6B provides end-to-end Adyen integration services for fintechs, marketplaces, retailers, and embedded finance providers. They offer secure and scalable integration that supports online and in-person payments, digital wallets, tokenization, recurring billing, risk management, and multi-currency processing.
6B connects platforms to Adyen’s Checkout, Payments, Terminals, Payouts, Webhooks, and Recurring APIs. Their Adyen API integration covers discovery, architecture, development, testing, deployment, and optimization. They ensure smooth authorization flows, strong compliance, and high acceptance rates.
The firm’s reusable components include secure API clients, webhook processors, authorization handlers, tokenization modules, and refund utilities. They embed strong monitoring, detailed logging, retry logic, and high-volume resilience to support global transaction throughput.
6B provides long-term maintenance to keep integrations aligned with Adyen’s evolving APIs and global payment rules. They assess PCI DSS obligations, SCA requirements, fraud controls, and best practices for secure card processing.
As an Adyen development company, 6B delivers enterprise payment gateway integration for platforms processing high transaction volumes. Their Adyen payment processing solutions include support for multiple payment methods and regions.
Comparison Table
Certified status tells one part of the story. The difference shows up in how each firm approaches integration. Industry focus, regional expertise, and technical approach all vary across these five partners. Here is how they compare.
| Feature | SPD Technology | Globant | Proxet | Qvik | 6B |
| Founded | 2006 | 2003 | 2022 | 2016 | 2019 |
| Key markets | UK, US, EU | Global | Global | Nordics, Europe | UK, Europe |
| Adyen partnership | Certified Adyen implementation partner | Lead integration partner | Partner | Partner | Trusted engineering partner |
| Integration approach | PSP abstraction layers, compliance-first | AI-driven | Managed teams, full-service | Seamless checkout optimization | Reusable components, end-to-end delivery |
Certification gets you in the door. The work that follows determines success. SPD Technology’s strength lies in PSP-agnostic flexibility. Globant applies AI to payment optimization. Proxet offers managed team deployment. Qvik understands Nordic markets. 6B delivers reusable components that speed up delivery. Choose the partner whose strengths match your business model.
Final Thoughts
Adyen integration is not a one-size-fits-all project. Some firms specialize in specific verticals. Others focus on particular regions. The right partner depends on your business model, transaction volume, and geographic footprint.
SPD Technology excels at building PSP-agnostic architectures where Adyen operates as one component among several. Globant applies AI-driven optimization to Adyen payment processing solutions for retail and media clients. Proxet offers flexible managed teams for ongoing development. Qvik understands Nordic payment preferences and local compliance. 6B brings reusable integration components that accelerate deployment.
All five firms hold certified partner status. Beyond that, their strengths diverge. Take the time to match your needs to their specific expertise rather than assuming all partners deliver the same results.