24 March 2026
Senior developer (.Net)



• Key skills: .Net, C#, MS SQL & Entity Framework
• Join a leading financial services in a past-pace domain
• Hybrid work set up – 3 days from office

About the Company

With a focus on innovation and continuous improvement, it combines in-house expertise with vendor platforms to support critical trading operations while maintaining a disciplined, compliance-driven environment.

About the Role
This role is pivotal in maintaining and evolving our clients platforms, balancing hands-on production support with modernisation initiatives. You will work closely with business users to enhance legacy systems, applying architectural best practices and leveraging AI-assisted tools to improve code quality, documentation, and delivery efficiency.

Key Responsibilities

• Provide L2/L3 support for trading applications, ensuring stability and rapid issue resolution during market hours
• Analyse and document legacy systems, leveraging AI tools to enhance understanding and maintain accurate documentation
• Deliver enhancements, bug fixes, and configuration changes with robust testing and change control
• Improve system architecture by simplifying legacy components and introducing modern integration approaches
• Collaborate with cross-functional teams to enhance data flows and reduce manual processes

Key Skills and Experience

• Strong experience with C#, .NET, MS SQL, and Entity Framework
• Advanced SQL skills for troubleshooting and analysing complex data environments
• Experience using AI-assisted development tools for code comprehension, testing, and documentation
• Solid understanding of architectural principles (e.g. SOLID, Domain-Driven Design)
• Familiarity with Git, CI/CD pipelines, and RESTful API development
• Cloud experience (AWS and/or Azure) and exposure to event-driven architectures
• Excellent communication skills with the ability to engage both technical and business stakeholders
• Experience supporting and improving existing production systems in complex environments

If you are passionate about modernising critical systems while working at the intersection of technology and financial markets, this is an opportunity to make a tangible impact.

Get in touch for a confidential chat at miguel@consult.co.nz or 0211242749