Senior .NET Developer

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Overview

We are seeking a Senior .NET Developer to join a leading payments company, engaging in the design and development of a high-throughput payments platform. In this hybrid role, you will work part-time in the office while collaborating closely with cross-functional teams to enhance platform architecture and implement coding best practices. The position involves mentoring other developers and driving decisions in a fast-paced fintech environment, focusing on scalable, cloud-native solutions.

Responsibilities

  • Lead the design and development of high-performance .NET services powering the payments platform.
  • Build and scale event-driven microservices within the Azure environment.
  • Drive best practices across architecture, coding standards, observability, and reliability.
  • Collaborate with product teams to design API-driven payment and partner integrations.
  • Mentor and support engineers across the team while contributing hands-on to critical systems.
  • Help evolve a scalable, distributed architecture capable of handling high transaction volumes.
  • Contribute to improving engineering velocity, delivery quality, and platform resilience.

Requirements

  • Strong experience building production systems with .NET / C#.
  • Experience developing cloud-native systems in Azure.
  • Familiarity with event-driven architectures (e.g., Kafka, Service Bus, Event Grid).
  • Experience with Azure Cosmos DB.
  • Proven track record in building distributed systems and scalable APIs.
  • Experience working on payments platforms or high-throughput transactional systems.
  • Strong understanding of system design principles, reliability, and performance at scale.
  • Ability to lead technically while remaining hands-on in development.
SkillsC#, Azure, Kafka
LocationLondon Area
TypeHybrid
Rate
£700/day
SourceLinkedIn
RecruiterVirtueTech Recruitment Group
Posted15/07/26