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Swan recrutement

Freelance Scala Software Engineer - Team Payment H/F Swan

Paris 11e - 75
Alternance
Salaire alternance -
Résumé de l'offre
  • 486,49 - 1 801,80 € / mois
  • Télétravail occasionnel
  • Bac +5
  • Banque • Assurance • Finance

Détail du poste

Swan is looking for a Senior FreelanceSoftware Engineer to join is tech team of 70+ people for a specific project over a few months.

The Engineering team is by far the largest at Swan. This team includes Software developers, who build payments and end-customer applications, as well as Infrastructure, DEVOPS, QA, and Security.

We build with intent, focusing on solving real problems that matter. In a regulated environment, compliance, security, and resilience are at our core. We value ownership, open collaboration, and a shared vocabulary to keep complexity manageable. Simplicity is key, clean, maintainable code wins over clever tricks. We ship fast, learn continuously, and always strive for excellence.

Your mission
- You will BE technically responsible for one or more projects.
- You will have the opportunity to solve problems in one of the most demanding IT domains with a reactive architecture.
- You will design with the product team the bank by API.
- You will improve the performance of a system with a rapidly growing load.
- You will ensure the respect of the architecture rules and of the automated tests

Our technical environment
- Scala ; FPTS ; Typelevel ; PostgreSQL ; Kafka ; GraphQL ; K8S ; AWS

Le profil recherché

You're a great match if :
- Experience : From 4-5 years as a Software Developer with a strong grasp of back-end systems.
- Mastery of common back-end issues (perfomance improvements, observability, database queries (SQL) and SQL performance improvements)
- Good knowledge of a JVM language (Kotlin, Scala or Java)
- Hands-on experience with automated testing & CI/CD
- Bonus : Familiarity with GraphQL, Kafka, and microservices architecture
- Passionate about functional programming & open source
- Always up to date with tech trends (meetups, blogs, side projects)
- Fluent in English
- Our ideal teammate : Empathetic. Skilled. Frank. We love to challenge each other, and we leave our egos at the door.

Freelance Scala Software Engineer - Team Payment H/F
  • Paris 11e - 75
  • Alternance
Publiée le 15/07/2025 - Réf : SWAN_M4Ky8jJ

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