Senior Java​/Kotlin Backend Engineer – FinTech, Hybrid

Senior Software Engineer - Java / Kotlin (Financial Services)

We're supporting a major financial services programme that is scaling rapidly and looking to add several experienced backend engineers to the team.

We're looking for strong Software Engineers with proven experience building scalable systems within regulated financial services environments.

Strong commercial experience with:

• Java
• Kotlin
• Experience building scalable backend systems and microservices
• Strong understanding of distributed systems and event-driven architecture
• Previous experience working within Financial Services environments
• Experience working within Agile engineering teams
• Strong API and integration development experience
• Payments / payment gateway experience
• Banking or fintech platforms
• Kafka or messaging systems
• AWS / Kubernetes / cloud-native environments
• High-volume transactional systems
• Settlement, reconciliation or transaction processing exposure
• Java
• Kotlin
• Spring Boot
• Kafka
• Microservices
• REST APIs
• London-based
• Hybrid working (3 days onsite)
• Inside IR35
• Strong communication and stakeholder engagement skills preferred

We're particularly interested in engineers who are comfortable working on complex, enterprise-scale systems within highly regulated environments.