Senior Java Team Lead - Greenfield Payments Backend Remote

Dotlinkers IT recruitment; Kraków; Hybrid; PLN 320,000 - 520,000; Full time

Benefits offered by this job

Private medical care

Hardware & tools budget

Professional development budget

Hybrid work model

Job summary

Dotlinkers IT recruitment in Kraków is seeking a Java Engineer Team Lead to guide a team building core backend services for a new PAM platform. You will work on wallet transactions, payments, ledger entries, and account management with a focus on reliability under high loads.

You’ll contribute technically while steering delivery, architecture decisions, and production readiness. The role combines leadership with hands-on development in a global, modern tech stack.

Qualifications

• At least 2 years of experience leading software engineering teams.
• 5+ years of backend engineering with Java 17+ and Spring Boot.
• Proven experience building/operating transactional systems (payments, wallets, gaming).
• Strong PostgreSQL knowledge: schema design, transactions, locking, query optimization.
• Experience with event-driven architectures and messaging (Kafka, RabbitMQ).
• Strong testing mindset: unit/integration/contract testing.
• Experience with containers, CI/CD pipelines, and production monitoring tools.
• Excellent written/spoken English for cross‑border collaboration.

Responsibilities

• Lead, mentor and develop a team of Java Engineers, setting priorities and delivery ownership.
• Design, develop and maintain backend services for the PAM platform (wallets, payments, bonuses, ledger, account lifecycle).
• Build REST APIs and event-driven integrations (Kafka or similar).
• Ensure code quality and reliability via testing, idempotent operations, and robust error handling.
• Support regulatory requirements (KYC/AML, responsible gaming, audit trails).
• Own production readiness with monitoring, logging, tracing, alerting.
• Participate in on-call rotation and production incident troubleshooting.
• Contribute to technical design discussions, RFCs and code reviews.
• Utilize AI-assisted development tools in daily workflow.
• Assist migration from third-party platform with parity testing and data migration validation.

Skills

Team leadership

Java 17+

Spring Boot

Backend development

PostgreSQL

Kafka

RabbitMQ

Testing (unit/integration/contract)

CI/CD

Docker/Containers

Monitoring/logging

English communication

Tools

Kafka

RabbitMQ

Kubernetes

AWS

Job description

Dotlinkers IT recruitment in Kraków is seeking a Java Engineer Team Lead to guide a team building core backend services for a new PAM platform. You will work on wallet transactions, payments, ledger entries, and account management with a focus on reliability under high loads.

You’ll contribute technically while steering delivery, architecture decisions, and production readiness. The role combines leadership with hands-on development in a global, modern tech stack.