Senior IT Solutions Architect (Fintech)

TL;DR

Senior IT Solutions Architect (Fintech): Designing microservices-based, distributed, and cloud-native solutions for a premier mobile banking ecosystem with an accent on high-concurrency traffic and near 100% availability. Focus on bridging platform and product engineering, establishing engineering standards, and ensuring robust security and performance.

Location: Hybrid (minimum 2 days/month in the Warsaw office)

Salary: 180 – 190 PLN/h net + VAT

Company

hirify.global is a recruitment and consulting partner specializing in IT services and long-term project-based placements.

What you will do

• Design complex, distributed software architecture and system integrations for high-volume mobile banking services.
• Split focus 50/50 between driving core Tech Platform architecture and supporting domain product teams.
• Establish requirements for infrastructure, tech stack, service orchestration, and development best practices.
• Model system integrations using C4/UML and maintain high-quality architectural documentation.
• Partner with cybersecurity experts on access layers, OAuth 2.0/OIDC implementations, and cryptographic standards.
• Gather technical domain context to recommend and implement architectural optimizations.

Requirements

• 5+ years of experience in IT solution architecture and complex system integrations.
• Proven track record in designing architecture for mobile applications and high-availability systems in the financial sector.
• Practical experience with microservices, Kubernetes, containerization, and cloud CI/CD pipelines.
• Strong understanding of authentication/authorization protocols (OAuth 2.0, OIDC) and cryptography.
• Hands-on ability to model in C4/UML and analyze code in Java, Kotlin, or Swift.
• Fluency in reading technical documentation in English.

Culture & Benefits

• Long-term B2B contract with a reputable outsourcing partner.
• Direct impact on a platform serving millions of daily users.
• Opportunity to work with a modern, high-scale tech stack in a leading financial institution.
• Flexible hybrid work model with minimal office presence required.