Senior Software Engineer - AI Automation Platform - Belfast/Hybrid
All potential applicants are encouraged to scroll through and read the complete job description before applying.
Were partnered with an AI Powered Fintech who are moving into the first stage of a large scale expansion over the next 6 months. They will have a number of different AI focused roles going live but to start were focused on finding a number of Senior Software Engineers focusing on API architecture and design.
The team is currently focused on developing a platform designed to accelerate AI and generative AI initiatives across the organisation. This is the core team who are leading the build and implementation efforts.
Join a high-growth SaaS team building real AI automation — not chatbots. We’re talking end-to-end workflow intelligence: document ingestion → accounting → tax → filing — used by tens of thousands of businesses.
You’ll architect and own the API layer that powers product integrations, platform scalability, and smart AI features across multiple mission-critical systems.
What you’ll do:
- Design and build secure, scalable APIs in C#/.NET + Azure
- Shape API standards, gateway strategy, versioning & authentication
- Drive event-driven integrations and seamless third-party connectivity
- Lead API performance, reliability, and observability improvements
- Mentor engineers and influence architecture across multiple teams
What you bring:
- Deep C#/.NET experience in production systems
- Strong REST API design + OpenAPI/Swagger knowledge
- SQL expertise + cloud experience with Azure services
- Security-first engineering mindset (sensitive data handling)
- Ownership across the lifecycle — design → build → deploy → run
If this sounds like the next step in your career, send across your CV immediately or contact Adam Whitehurst at Trust in soda for more info.