Full job descriptionSenior Back-End Developer - .NET / C#


Are you looking for a new challenge?
Looking for autonomy and a seat at the table?


London | Hybrid | Fintech


The Role


A fast-growing fintech is building a new in-house engineering team and is looking for a Senior Back-End Developer to become a key technical hire.
You’ll take ownership of a modern platform built with C#/.NET microservices, PostgreSQL, Redis and Google Cloud, helping shape architecture, engineering standards and future development.


Key Responsibilities
*Build and maintain C#/.NET microservices
*Design APIs, integrations and data models
*Develop secure, scalable payment and FX services
*Work with PostgreSQL, Redis and Kubernetes/GKE
*Improve CI/CD, testing, observability and reliability
*Lead code reviews and mentor other developers
*Work closely with DevOps, Product and Operations


Requirements
*Strong commercial C#/.NET experience
*Microservices and REST API expertise
*Strong PostgreSQL and Redis knowledge
*Experience with Kubernetes / Docker / Cloud
*Strong testing and CI/CD background
*Technical leadership or mentoring experience
*Fintech/payments experience highly advantageous


Package
Hybrid working | 25 days holiday + bank holidays | Senior seat at the table
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