Senior Software Engineer

Principal - Head of JS & Exec Search @trg. | Helping Tech Scale ups build through funding rounds and beyond

AI - led FinTech Scale up.

Remote (Europe)

We’re supporting a rapidly scaling fintech that provides software and services to power small business lending for banks and financial institutions. Their platform is undergoing a major transformation to modern, AI-driven architecture.

The business is expanding its engineering organisation significantly, with plans to grow to 100+ engineers , and is hiring experienced backend engineers to help rebuild and scale the core platform.

The role

We’re looking for Senior / Principal Backend Engineers (8–10+ years) to design, develop, and scale a backend built in Node.js on AWS. This is a hands‑on engineering role where you’ll build secure, high-performance services used by financial institutions at meaningful scale.

You’ll help drive the shift from legacy components toward modern microservices, AI-enabled systems , and a fully extensible platform for partners and clients.

What you’ll work on / with

• Design and develop backend Node.js microservices deployed on AWS
• Lambda, DynamoDB and container platforms
• Docker and Kubernetes
• Optimise backend systems for high performance, reliability, and scale
• Contribute to CI / CD improvements and automation for rapid release cycles
• Collaborate cross-functionally with Product, ML, Frontend, and Cloud teams

What we’re looking for

Why this opportunity stands out

Seniority level

Mid-Senior level

Employment type

Full‑time

Job function

Software Development and Engineering Services

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