Senior Backend Python Engineer — Fintech Microservices

payabl.; Netherlands; On-site; EUR 90,000 - 140,000; Full time

Benefits offered by this job

Provident Fund

Learning Budget

€150 monthly Wolt allowance

SportsBenefits membership

Company car after 1 year

Free parking

25 days vacation + holidays + 10 sick

Local discount card

Job summary

payabl. is hiring a Senior Backend Engineer to expand our engineering capabilities. You will design and build scalable Python microservices in a distributed architecture, optimize performance under high load, and integrate external services.

You’ll work with AWS and CI/CD pipelines, mentoring peers and guiding best practices across the team. You will join an on-site role with relocation support, reporting to the Group CTO, and contribute to innovative payment solutions in a fast-paced fintech

Qualifications

• 5+ years of backend engineering experience with strong Python expertise
• Proven experience building and scaling microservices architectures
• Strong knowledge of FastAPI or Django
• Experience working with AWS (including Lambda)
• Strong experience with Docker and containerization
• Experience with CI/CD pipelines (GitLab preferred)
• Strong understanding of distributed systems and high-load environments
• Experience designing and optimizing systems for performance and scalability
• Solid experience integrating third-party APIs
• Strong problem-solving and analytical skills
• Excellent communication skills and ability to work in a remote-first environment
• Experience in fintech, payments, or financial platforms
• Experience with high-throughput systems (e.g. trading, payments, real-time processing)
• Familiarity with event-driven architecture (Kafka, messaging systems)
• Experience mentoring or supporting other engineers

Responsibilities

• Design and implement scalable Python microservices in a distributed architecture
• Build and optimize high-performance backend systems, ensuring scalability and reliability under high load
• Integrate and manage third-party APIs and external services
• Collaborate with cross-functional teams to define technical solutions and system design approaches
• Work with AWS services to architect and deploy solutions
• Improve and maintain CI/CD pipelines and deployment processes in collaboration with DevOps
• Lead and contribute to code reviews, ensuring high engineering standards
• Identify system bottlenecks and drive performance and scalability improvements
• Troubleshoot complex production issues in distributed systems
• Contribute to technical discussions and guide best practices within the team

Skills

Python

Microservices

Distributed systems

High-load environments

FastAPI

Django

Cloud architecture

Leadership/mentoring

Tools

Docker

GitLab CI/CD

AWS

Job description

payabl. is hiring a Senior Backend Engineer to expand our engineering capabilities. You will design and build scalable Python microservices in a distributed architecture, optimize performance under high load, and integrate external services.

You’ll work with AWS and CI/CD pipelines, mentoring peers and guiding best practices across the team. You will join an on-site role with relocation support, reporting to the Group CTO, and contribute to innovative payment solutions in a fast-paced fintech