Senior Backend Developer (.NET)

TL;DR

Senior Backend Developer (.NET): Designing and developing secure, scalable backend systems and RESTful APIs for a large-scale mobile application with an accent on system integration and high-performance architecture. Focus on connecting new mobile features with existing live platforms, optimizing database schemas, and leveraging AWS cloud services.

Location: Hybrid (Auckland, New Zealand)

Salary: £100,000 – £140,000

Company

A global technology organisation specialising in digital solutions for sports and membership-based communities.

What you will do

• Design and develop secure, scalable, and high-performance backend systems.
• Build and maintain RESTful APIs to support new mobile application features.
• Integrate new systems with existing live platforms and services.
• Contribute to system architecture, design decisions, and ongoing refactoring.
• Collaborate with product managers, designers, and frontend/mobile developers.
• Leverage AI development tools to improve engineering efficiency.

Requirements

• Strong experience with C# and .NET.
• Proven experience building secure RESTful APIs with JWT authentication.
• Solid experience with SQL databases and schema design.
• Hands-on experience with AWS cloud services.
• Proficiency with Git and CI/CD pipelines (GitHub Actions, Jenkins).
• Experience working in Agile delivery environments.

Culture & Benefits

• Flexible working environment.
• Supportive and collaborative team culture.
• Additional perks including birthday leave and in-office benefits.
• Opportunity to work on a high-impact, globally used product.
• Strong emphasis on work-life balance and team wellbeing.