Senior Backend Engineer

Overview

In this role you will shape and maintain a critical backend service for Teya’s merchants across Europe. You will work within a small, autonomous team to raise engineering standards and mentor others. You’ll own features end-to-end, from design to deployment, while ensuring scalability, performance and reliability. The position blends hands-on development with collaboration across product, design, data science, security and operations, all in a fast-paced fintech context.

Pay / Benefits

• flexible working hours
• Health Insurance
• MyFitness health support
• 25 days of annual leave
• hybrid work mode
• office equipment and environment

Responsibilities

• Design, develop and maintain backend services that are secure, scalable and well-tested
• Own features across the full software delivery lifecycle (scope, design, test, deploy, maintain)
• Collaborate with cross-functional teams to refine requirements and contribute to architecture discussions
• Build tools and integrate systems to improve operational efficiency and scalability
• Drive CI/CD improvements and maintain a smooth development pipeline
• Participate in code reviews and promote high-quality output
• Mentor and support other engineers
• Stay updated on software engineering, payments and fintech trends to identify improvements
• Assist in troubleshooting complex system issues to ensure uninterrupted service
• Promote best practices in code quality, testing, automation and security
• Serve as SME and provide guidance to other teams

Key requirements

• 5+ years of professional software engineering experience
• Strong backend experience with Java 17+ and Spring Boot
• Proven ability to design, build and operate reliable production services
• Experience with system design, scalable architectures, microservices and API development
• Strong understanding of databases, data structures, performance trade-offs and distributed systems
• Practical experience with Kafka and event-driven systems
• Focus on monitoring, observability, testing and operational ownership
• Ability to work autonomously and make sound technical decisions
• Clear communication and ability to influence technical direction
• Collaborative mindset and willingness to mentor others
• Experience in Agile or Scrum environments

• collaboration
• communication
• mentoring
• Java 17+
• Spring Boot
• microservices