Senior Golang Engineer - FinTech Real-Time Payments

Thunes Ltd; Barcelona; Hybrid; EUR 85,000 - 110,000; Full time

Benefits offered by this job

Performance bonus

Health insurance

Life Insurance

Hybrid working policy

Office near Sagrada Familia

Learning budget

Global team

25 days holidays

Thunes Out Days

Community days

Job summary

Thunes is seeking a Senior Software Engineer (Golang) to join our European Engineering team, based in Barcelona. You will help scale our global payments platform, delivering high‑throughput services and resilient APIs that connect thousands of partners.

You will work on architecture, deployment automation, and performance optimization, collaborating with product, security, and data teams in a fast-growing FinTech environment across continents.

Qualifications

• Proficient in Golang and scalable backend systems.
• Experience with event-driven design and message brokers.
• Strong API development and database experience.

Responsibilities

• Build highly available backend services exposed via APIs.
• Design and ship new products to internal and external stakeholders.
• Deliver testable, secure, and scalable software with proper docs.
• Follow agile practices: code reviews, sprints, pair programming.
• Evaluate new technologies and initiatives.

Skills

Golang

Event-Driven Architecture

Kafka

PostgreSQL

APIs

Education

Bachelor's degree in IT/Engineering/CS

Tools

AWS SNS/SQS

RabbitMQ

Docker

Job description

Thunes is seeking a Senior Software Engineer (Golang) to join our European Engineering team, based in Barcelona. You will help scale our global payments platform, delivering high‑throughput services and resilient APIs that connect thousands of partners.

You will work on architecture, deployment automation, and performance optimization, collaborating with product, security, and data teams in a fast-growing FinTech environment across continents.