Senior Fullstack Developer - Remote Banking Microservices

Sii Poland; Szczecin; Remote; PLN 180,000 - 300,000; Full time

Benefits offered by this job

Great Place to Work

Centre of internal trainings

Profit sharing

Open and accessible management team

MySii app

Medical care

Job summary

Sii Poland is seeking a Senior Fullstack Developer for a banking project. The role emphasizes collaboration in an Agile team to build backend and frontend features and to maintain dashboards and workflows.

You will ensure performance, scalability and reliability while delivering clean, well-documented code. The position offers 100% remote work, with international collaboration and opportunities for professional growth in a diverse environment.

Qualifications

• 5+ years of experience as a Fullstack Java Developer.
• Extensive experience with Java, Spring and Hibernate.
• Strong frontend knowledge: Angular, TypeScript, HTML and CSS.
• Experience building RESTful microservices with JSON/XML.
• Familiarity with databases including Oracle, SQL and PL/SQL.
• Proficient with Maven, npm, Git and Bitbucket.
• Good understanding of Agile methodologies.
• Fluent in English, both spoken and written.

Responsibilities

• Collaborate within an Agile team to design and implement backend and frontend features.
• Develop and maintain dashboards, workflows, and key banking applications.
• Ensure scalability, performance and reliability of software solutions.
• Write clean, well-documented code following best practices.
• Debug and troubleshoot issues to minimize disruption.
• Communicate effectively with team members across locations.

Skills

Java

Spring

Hibernate

Angular

TypeScript

HTML/CSS

RESTful APIs

JSON/XML

Git

Maven

Agile

English communication

Tools

Oracle SQL

SQL

PL/SQL

Bitbucket

Job description

Sii Poland is seeking a Senior Fullstack Developer for a banking project. The role emphasizes collaboration in an Agile team to build backend and frontend features and to maintain dashboards and workflows.

You will ensure performance, scalability and reliability while delivering clean, well-documented code. The position offers 100% remote work, with international collaboration and opportunities for professional growth in a diverse environment.