Senior Software Engineer developing software applications as part of a hybrid team. Requires extensive experience and collaboration within a development environment.
About the role
- Staff Engineer for Trustly developing AI-driven gamified financial experiences. Leading technical direction and engineering team to improve consumer financial habits.
Responsibilities
- Own the technical direction of an AI-powered, gamified financial experience
- Partner with the Product Manager and Product Designer
- Help build and lead an engineering team
- Collaborate with cross-functional teams
- Ensure fast, reliable, cost-efficient model usage
- Implement safe execution layers for financial guidance
- Architect and build reliable backend services, APIs, data pipelines, and integrations
- Lead QA automation, error handling, monitoring, and rapid iteration systems
- Mentor future engineers as the team grows
Requirements
- 8+ years of engineering experience, with strong mobile/web/backend foundations and at least some exposure to fintech, data-rich, or consumer apps.
- 2+ years experience integrating LLMs or ML-driven systems into production (fine-tuning, RAG, evals, guardrails, observability).
- Strong understanding of AI evals, including automated test suites, acceptance criteria, and safety/quality scoring.
- Skilled in systems architecture, API design, database schema design, and secure data handling.
- Experience building or scaling gamified products, behavioural systems, or loyalty engines is a plus.
- Comfortable taking ownership of an early-stage codebase and turning it into a high-quality, scalable platform.
- Not afraid to get hands-on: you write code, debug issues, ship features, and dive into infra when needed.
- Excellent communicator with the ability to work in a fast-moving, ambiguous, highly collaborative environment.
- Passionate about building technology that makes real improvements to people’s financial wellbeing.
Benefits
- 20 to 25 days of holiday to support a healthy work-life balance
- Monthly team outing allowance to enjoy social events with your colleagues
- Office perks such as refreshments (coffee, sodas etc.), breakfast, fruit and snacks
- Meal card to enjoy a daily lunch allowance to make your workdays even more convenient
- Well being support our health allowance covers gym memberships, massages, and much more to help you feel your best
- PLUS additional benefits designed to enhance your work-life experience!
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