Senior Software Engineer - Kotlin - Detillens

ZipRecruiter; City Of London; Hybrid; GBP 60,000 - 80,000; Full time

Job summary

A leading recruitment platform is seeking an experienced Software Engineer to provide technical leadership for their FinTech client. The role involves hands-on development with Kotlin and React, driving architectural decisions, and mentoring the engineering team. Candidates should have experience leading initiatives and developing scalable backend systems within a fast-paced environment.

Qualifications

• Experience leading large-scale technical initiatives in FinTech.
• Strong background as a Kotlin or Java developer for backend systems.
• Experience with React or JS frameworks for client-facing UI.

Responsibilities

• Drive architectural decisions and ensure systems scalability.
• Provide hands-on development and mentorship to engineering team.
• Collaborate across teams for consistency and architectural alignment.

Skills

Kotlin

React

AWS

Kubernetes

Docker

Tools

Kafka

Job description

Job Description

We are looking for an experienced Software Engineer to work with one of our FinTech clients, based in either their London or Manchester office, focussing on one of their core products. This role is for an experienced developer and the person will need to provide hands-on technical leadership alongside mentorship and guidance to the wider engineering team.

There is a focus on ensuring systems can scale with Kotlin and React expertise essential for the role. This person will drive architectural decisions, spot opportunities for efficiency and mentor a broad team of engineers.

This is a unique opportunity to help shape the development architecture and technical work of the engineering squads as well as the culture within an exciting and fast growing FinTech business.

Working across teams to drive consistency, scalability and architectural alignment

• Hands on development work (Kotlin & React) when needed, whilst supporting others.
• Modern tech stack: Kotlin, Kafka, Kubernetes, Docker, AWS etc
• Supporting engineers with mentorship, pairing and design guidance
• Collaborating with business leads, product managers and design leads.

About You

• Led large-scale technical initiatives, preferably within FinTech environments.
• Strong Kotlin (or potentially Java) developer with experience developing scalable backend systems
• React or related JS frameworks on customer/client-facing UI.
• Comfortable working in a fast-moving environment which is product-focused as well as deploying into production.