TL;DR

Lead Kotlin Engineer (Fintech): Developing and scaling backend services for a next-generation lending platform and financial products with an accent on delivering elegant Kotlin solutions and supporting product expansion in the US. Focus on designing APIs, tuning services for scalability, and collaborating across business areas to solve complex financial engineering challenges.

Location: Hybrid in London with remote work allowed on Mondays and Fridays

Company

%hirify_global% is a profitable fintech unicorn founded in 2014, building world-class technology to help people get credit and save money, operating primarily in the UK and US markets.

What you will do

Design and deliver idiomatic Kotlin solutions for backend services and APIs
Collaborate in design discussions with stakeholders across the business
Mentor and coach engineering team members
Support scaling and tuning of existing services
Contribute to product expansion efforts, including US market support
Write comprehensive automated tests at all levels

Requirements

Strong commercial Kotlin experience
Ability to work hybrid in London with remote on Mondays and Fridays
Experience with relational databases (Postgres) and understanding of NoSQL
Understanding of software architectures and financial business domains
Experience with automated testing frameworks and Kanban methodology
Strong mentorship and coaching skills

Nice to have

Familiarity with GraphQL

Culture & Benefits

Best-in-class compensation including equity
Flexible hybrid work schedule with remote Mondays and Fridays
Fresh healthy lunches prepared in-office Tuesday to Thursday
Private health insurance coverage
Inclusive and equal opportunity workplace

Hiring process

30-minute introductory call with an engineer
Short coding exercise to complete independently
Onsite or video interview (60-90 minutes) including team introduction, coding discussion, architecture exercise, project walkthrough, and cultural fit questions