Senior/Expert Java developer

For our client in the banking sector, we are looking for two Senior/Expert Java developers. Candidate experience and background: - At least 6+ years of experience in Java software development. - Hands-on experience with the Spring Framework, Spring Boot, and relational databases (PostgreSQL and/or Db2). - Hands-on experience developing microservices. - Experience using AI-assisted development tools (e.g., GitHub Copilot). - Experience building distributed, highly available, and high-throughput applications. - Very useful to have experience with: Kafka, CI/CD pipelines, Jenkins, Docker, Kubernetes, REST APIs, Maven and JUnit. - Nice to have knowledge of Specification-Driven Development (SDD) and SDD frameworks. - Fluent in spoken and written English. Role in Embedded banking area: - Developing new services and solutions in the Embedded Banking Service Domain (Payments Service Area). - Being part of newly created Scrum team with experienced colleagues. Answer these questions separately in a few sentences and attach them to your application! (Mandatory!) - Do you have 6+ years of hands-on experience in Java software development?* - Have you developed and maintained microservices using Spring Boot in a production environment?* - Do you have hands-on experience with relational databases such as PostgreSQL and/or Db2?* - Do you have hands-on experience building distributed, highly available, and high-throughput applications in a production environment?* - Do you have hands-on experience with at least two of the following: Kafka, Docker, Kubernetes, Jenkins, or CI/CD pipelines?* - Do you have previous experience working in the banking, financial services, or payments sector? Please apply with your CV in English, clearly showing how you match the requirements and answer to the questions above. The client is continously reviewing candidates and we ask you to submit your application as soon as possible. Start Date: 7.9.2026 End Date: 7.3.2027 (very likely to be prolonged) Key Skills: Java, Spring Boot & Microservices Allocation: 100% Location: Helsinki, Finland (Hybrid working model, min. 60 % office presence) We offer you: We offer a versatile assignment where every day is different and interesting. We also offer a very competitive salary and good employee benefits. Are you interested in becoming a part of our dynamic team? The position will be filled as soon as a suitable person is found, so please be quick and submit your application! Please include your salary expectation in your application. For more information, contact Kimmo Kärsämä, tel. 050 412 7500, kimmo.karsama@lokki.fi