Lead Developer

Trine

Lead Developer responsible for shaping Trine's investment platform and defining AI utilization with direct CEO collaboration. Inherit and evolve a mature technology platform in a fintech environment.

Posted 5/11/2026full-timeGothenburg • 🇸🇪 SwedenSeniorWebsite

Tech Stack

Tools & technologies

.NET

About the role

Key responsibilities & impact

Lead and shape an investment platform end-to-end
Work directly with the CEO
Define how AI is used across the company from code to operations
Inherit a mature but evolving platform
Take responsibility for Trine’s technology going forward
Help shape how the team and the platform evolve

Requirements

What you’ll need

Strong full-stack experience – you’re comfortable across backend, frontend, and infrastructure
Experience with C# / .NET (or willingness to work in it)
Comfort working independently and making architectural decisions without a team to lean on
Interest in AI tooling and how it changes development workflows
A pragmatic mindset: you care about shipping things that work, not chasing the newest framework
Nice to have: experience in fintech, payment systems, or regulated industries.

Benefits

Comp & perks

Twice-a-year full-company gatherings around the world
Flexible on where we work

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills & Tools

full-stack developmentC#.NETbackend developmentfrontend developmentinfrastructure managementAI toolingarchitectural decision-makingdevelopment workflowspragmatic mindset

Soft Skills

independent workleadershipresponsibilityteam shapingcommunication