Backend Engineer - AI Finance Platform (Rails)

Cleo; United Kingdom; Remote; GBP 65,000 - 95,000; Full time

Job summary

Cleo is hiring Backend Engineers to join cross-functional squads. You will work on a Ruby on Rails monolith, building data models, APIs, and business logic services while collaborating across squads and pillars to ship features that improve users’ financial health.

The role emphasizes agile practices, testing, observability, and taking ownership. You will mentor peers and contribute to cross-cutting engineering initiatives, with opportunities to influence product direction.

Qualifications

• Solid experience with Ruby on Rails, building data models, APIs and business logic services.
• Comfortable delivering with agile methodologies and practices like automated testing and feature flags.
• Collaborative approach with product, design, and analytics partners.
• Experience mentoring colleagues and supporting their growth as engineers.
• Alignment with company values and engineering principles.

Responsibilities

• Work on the Ruby on Rails monolith, building data models, APIs and business logic services.
• Collaborate with peers across your squad and pillar to ship upcoming work.
• Deliver work using agile methodologies, with tests, observability and feature flags.
• Mentor colleagues to help them grow as engineers and support their development.
• Contribute to cross-cutting concerns that raise the bar across engineering.
• Shape squad work beyond the technical—participate in product ideation and reviews.

Skills

Ruby on Rails

APIs

Agile

Mentoring

Collaboration

Tools

AWS

Kubernetes

PostgreSQL

React Native

Job description

Cleo is hiring Backend Engineers to join cross-functional squads. You will work on a Ruby on Rails monolith, building data models, APIs, and business logic services while collaborating across squads and pillars to ship features that improve users’ financial health.

The role emphasizes agile practices, testing, observability, and taking ownership. You will mentor peers and contribute to cross-cutting engineering initiatives, with opportunities to influence product direction.