Hybrid AI-Driven .NET Full-Stack Engineer

Biller Genie; Belfast City District; Hybrid; GBP 55,000 - 75,000; Full time

Job summary

Biller Genie in Belfast is seeking experienced AI-enabled .NET full-stack engineers who can quickly understand our codebase and contribute to complex fintech solutions across the SDLC in a hybrid in-office setting. You will join a growing AI-enabled engineering team, owning significant features from conception to deployment, and collaborating with senior engineers to deliver high-quality, robust software.

The role emphasizes architectural ownership, performance, and rapid delivery within a

Qualifications

• BSc or MSc in Computer Science or related qualification, or equivalent commercial experience.
• Minimum 2 years of hands-on commercial experience with .NET and C#, including ASP.NET (MVC).
• Experience with Design Patterns, refactoring and OO design.
• Experience with AI coding assistants and agentic engineering workflows.
• Experience building web services using Web API.
• Understanding of database design and development.
• Hands-on HTML, JavaScript, CSS including jQuery.
• Experience with cloud technologies (Azure/AWS/GCP).
• Experience with source control tools (TFS, SVN, or Git).
• Legal right to work in the UK.

Responsibilities

• Design and build future-proof solutions aligning with business needs.
• Collaborate with senior engineers to plan, estimate, and track progress.
• Gather requirements and release software promptly.
• Balance speed and efficiency in delivery.
• Identify, reproduce, and remediate bugs with the support team.
• Develop features using agentic tooling and AI capabilities.
• Contribute prompts and workflows to enhance the AI-enabled developer experience.
• Perform other duties as required by management.

Skills

C#

ASP.NET

Java

HTML

JavaScript

CSS

jQuery

Design Patterns

OO Design

Azure

AWS

GCP

Git

Problem Solving

Communication

Education

BSc/MSc in Computer Science or related

Job description

Biller Genie in Belfast is seeking experienced AI-enabled .NET full-stack engineers who can quickly understand our codebase and contribute to complex fintech solutions across the SDLC in a hybrid in-office setting. You will join a growing AI-enabled engineering team, owning significant features from conception to deployment, and collaborating with senior engineers to deliver high-quality, robust software.

The role emphasizes architectural ownership, performance, and rapid delivery within a