Senior Software Architect (Hybrid)

Seon

Budapest, HU / Onsite/Remote
  • Job Type: Full-Time
  • Function: Engineering Software
  • Post Date: 06/19/2025
  • Website: seon.io
  • Company Address: Rákóczi út 42, Budapest, HU, 1072

About Seon

At SEON, we strive to help online businesses reduce the costs, time, and challenges faced due to fraud. Whether you are a global financial leader or a small eCommerce, our solution simplifies fraud management so you can focus on what matters: growing and scaling your company.

Job Description

SEON is the leading fraud prevention system of record, catching fraud before it happens at any point across the customer journey. Trusted by over 5,000 global companies, we combine your company’s data with our proprietary real-time signals to deliver actionable fraud insights tailored to your business outcomes. We deliver the fastest time to value in the market through a single API call, enabling quick and seamless onboarding and integration. By analyzing billions of transactions, we’ve prevented $200 billion in fraudulent activities, showcasing why the world’s most innovative companies choose SEON.

ABOUT THE ROLE & THE TEAM:

You will join SEON’s Architecture team. As a Senior Software Architect at SEON, you will lead software engineering projects across our product development organization and shape our technical architecture.

 

WHAT YOU’LL DO:

  • Work out the technical scope of cross-team software projects based on the business requirements
  • Collaborate with the development teams to design robust and performant solutions to the needs of SEON and our customers
  • Analyze the performance of existing systems and work out solutions for improving it
  • Document design decisions in the form of Architecture Decision Records
  • Review the implementation of the technical plans
  • Prepare deployment and migration plans and improve on existing deployment processes
  • Collaborate with the engineering teams to push our solutions to production in a timely and efficient manner
  • Collaborate with the Product Management team to prioritize, schedule and deliver new developments
  • Work together with the SRE team to troubleshoot production issues and to enhance the observability of existing products
  • Manage the implementation of our projects, coordinate between teams

 

WHAT YOU’ll BRING:

  • Strong working knowledge of modern web development technologies (two or more of the following: Java with Spring, JavaScript/TypeScript, Python)
  • Experience with measuring and improving the performance of distributed systems
  • Strong understanding of how web services and SaaS applications work
  • Expertise with Amazon Web Services (AWS)
  • Experience with relational databases (we use PostgreSQL)
  • Experience with multiple database technologies (eg.: ClickHouse, Redis, Elasticsearch, CockroachDB)
  • Experience with modern DevOps tools (Terraform, Kubernetes, GitHub Actions, ELK stack)
  • Strong organizational skills and ability to work together with both technical and non-technical stakeholders
  • Ability to work independently, prioritize your workload
  • Excellent written and verbal English communication skills

 

WHAT'S NEXT:

Sounds good? Great, we can’t wait to hear from you! Want to learn more about what it’s like to work at SEON first?

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Disclaimer: Local Candidates Only
This company does NOT accept candidates from outside recruiting firms. Agency contacts are not welcome.