C# Developer / Technical Lead .Net – FinTech

Overview

In this role, you will lead three Agile teams to deliver a flagship desktop insurance platform that handles billions of requests monthly. You will architect, design and implement features, ensuring security, reliability, maintainability and performance. You will collaborate with Product Owners and other teams, providing technical ownership within an Agile, outcome-focused environment. This is a hands-on leadership position in a global fintech, offering scale, continual learning and meaningful impact. You will shape technical direction while working with modern Microsoft practices and cloud-ready architecture.

Pay / Benefits

• up to 100k salary
• bonus (c20%)
• hybrid working (3 days WFH)
• enhanced parental leave
• 25 days holiday (+ buy days, birthday off)
• pension (up to 10%) plus employer contributions if applicable, health care and life assurance

Responsibilities

• Manage three Agile teams (~10 engineers) working on a flagship desktop platform
• Architect, design and develop new features and enhancements
• Ensure security, reliability, maintainability, usability and performance
• Collaborate with Product Owner and other development teams on design and technical choices
• Provide technical ownership within an Agile environment and drive continual improvement

Key requirements

• Expertise in C# .NET Core backend development for large, scalable systems
• Strong technical leadership focused on feature ownership (not people management)
• Collaborative, pragmatic, able to influence senior engineers and push back when needed
• Advocate for clean, reusable, maintainable code and modern Microsoft best practices
• Knowledge of event-driven architecture
• Solid CS fundamentals: OOP, data structures, design patterns, algorithms
• Understanding of CI/CD and Infrastructure as Code (IaC)
• Familiarity with Azure, SaaS, PaaS, microservices
• Degree in a relevant STEM discipline (e.g., Computer Science) is likely but not explicitly required

• collaborative
• pragmatic
• influential
• C#
• .NET Core
• event-driven architecture

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