Software Developer (Kotlin/Java), Payment Platform

European Union, Remote. Posted 29 days ago

The role

Develop scalable microservices on the JVM with Spring Boot to build platform solutions for a banking product. Design payment services focusing on DDD, eventual consistency, and resilience to failures.

What you will do

Develop scalable microservices on the JVM with Spring Boot
Design payment services with a focus on DDD, eventual consistency, and resilience
Work with product, QA, security, and operations to release changes
Own the design, build, and maintenance of software components supporting the Core Engineering team
Design and evolve payment flows end to end
Integrate new payment providers, banks, and partner channels
Build and maintain scalable, reliable APIs and services
Contribute to internal SDKs and frameworks
Investigate payment incidents and make the system self-healing
Translate functional requirements into technical solutions and contribute to code and configuration reviews

Required qualifications

3+ years of software development on the JVM
Experience with Spring Boot in a microservice environment
Experience with domain-driven design and eventual consistency
Experience with payments, banking, or other transactional/financial systems
Solid understanding of idempotency, distributed transactions, retries, and timeouts in money flows
Track record in an agile setup with continuous deployment and delivery
Experience with containerization and orchestration in a cloud environment

Nice to have

good knowledge of Kotlin
Docker and Kubernetes preferred
AWS preferred
Kafka
workflow engines
ISO 20022

Benefits

Fully remote work
Company-provided tools and equipment
Medical insurance support for you and your family through co-funding or reimbursement
Access to an internal mental health support specialist
22 vacation days
Philippine public holidays
15 sick days
Opportunities to learn and share expertise through internal meetups, external conferences, speaking opportunities, and industry publications
Company-sponsored trips to Manila to meet and work with your team in person
High-performing teams can earn a dedicated beach house week in Southeast Asia

About the company

Salmon is a technology-driven financial company building a banking and lending platform across Southeast Asia. The team is Manila-based, globally distributed, and hybrid-first.