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Offer summary
(Summary generated by AI based on the full job description)
Project involves building a new PAM platform from scratch focused on financial transactions, player wallets, ledger and account lifecycle. Core stack: Java 17+, Spring Boot, PostgreSQL and messaging: Kafka/RabbitMQ. Responsibilities include designing and implementing backend services, REST APIs and event-driven integrations, ensuring transactional boundaries, idempotency and reliable failure handling, writing unit/integration/contract tests, instrumentation and operating services, participating in migration from a third-party platform and production support. Compensation approx. 28,000 PLN/month. Offered: company MacBook, private medical care, training budget, performance bonus and optional Kraków office access.
from: 14 October 2026
to: 13 November 2026
28 000 - 28 000 złnet (+ VAT)/ mth.B2B contract (full-time)
28 000 - 28 000 złgross/ mth.contract of employment
Offer parameters
level:mid • senior
working mode:hybrid
location:Kraków, Lesser Poland
Kraków, Lesser Poland
Requirements
Expected technologies
Java
Our requirements
- 5+ years of professional backend engineering experience
- Strong hands-on experience with Java 17+
- Experience with Spring Boot or a similar modern Java framework
- Solid experience working with transactional systems where data integrity is critical
- Strong knowledge of PostgreSQL or another relational database
- Experience with event-driven architecture and messaging, preferably Kafka or RabbitMQ
- Good understanding of REST APIs
- Experience with testing practices including unit, integration, and contract testing
- Experience working with containers and CI/CD
- Strong engineering ownership and ability to take responsibility for the solutions you build
- Good written and spoken English
Optional
- Experience with AWS
- Experience with Kubernetes
- Background in iGaming, sports betting, fintech or another regulated, high-transaction-volume environment
- Experience with KYC/AML, responsible gaming or audit requirements
- Experience with AI coding assistants or agentic development workflows
- Polish and/or Spanish language skills
Your responsibilities
- Design and develop backend services for the new PAM platform
- Build services covering player wallets, transactions, ledger, payment flows, bonuses and account management
- Develop REST APIs and event-driven integrations
- Work with Kafka, RabbitMQ or similar messaging technologies
- Design solutions with strong transaction boundaries, idempotency and reliable failure handling
- Work with relational databases, including schema design, transactions, locking and query performance
- Write and maintain unit, integration and contract tests
- Contribute to technical discussions, RFCs and code reviews
- Instrument and operate the services you build using metrics, logging, tracing and alerting
- Participate in production support and on-call activities when introduced
- Support the migration from the existing third-party platform
- Use AI-assisted development tools as part of your engineering workflow
About the project
We are looking for a Senior Java Engineer to join the team building the backend of a new PAM platform from the ground up. You will develop core transactional services responsible for areas such as player wallets, ledger, payments, bonuses, and account lifecycle. The role offers significant ownership – you will design and implement production services, contribute to technical decisions and work closely with other engineers involved in the PAM platform. The systems will handle financial transactions and high volumes of traffic, so reliability, data integrity and high-quality engineering practices are particularly important.
What we offer
- B2B or permanent employment contract (UoP)
- Approx. 28,000 PLN a month, depending on experience and expectations
- Company-provided MacBook
- Private medical care and benefits package
- Budget for hardware, tools and professional development
- Performance bonus
- Periodic team gatherings
- Optional access to the Kraków office
- A greenfield project with no legacy codebase for the new PAM platform
- The opportunity to be the first Java Engineer in Poland and have a real impact on the development of the new platform and local engineering team
Recruitment for
Our client is a technology company operating in the online sports betting and gaming industry. The company is building its next-generation gaming platform in-house, with a new engineering hub in Poland. The main focus of the Polish team is the development of a new Player Account Management (PAM) platform, which will replace the existing third-party Playtech solution. The new platform is being built from scratch, giving the engineering team a real opportunity to influence the architecture, technology and development practices from the very beginning.
dotLinkers Sp. z o.o.
Jesteśmy dotLinkers, pierwszą agencją rekrutacyjną IT dedykowaną start-upom oraz firmom produktowym. Aby być elastycznym, w naszym portfolio znajdzie się również kilka propozycji do jednych z największych graczy na rynku. À propos graczy, śmiało możemy się takowymi nazywać. Lubimy grać i współzawodniczyć tak na boisku jak i na rynku rekrutacyjnym. Po pracy chillujemy grając w petanque, piłakrzyki, siatkówkę, kosza i bilboquet. Dzięki najlepszemu zespołowi z roku na rok osiągamy niesamowite wyniki, co jest najlepszym wskaźnikiem zadowolenia naszych klientów.
This is how we work
Senior Java Engineer
28k–28k zł / mth. (CoE), 28k–28k zł / mth. (B2B)
I apply to:
dotLinkers Sp. z o.o.
Kraków, Lesser Poland
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